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MH/T 6006-2020   Aircraft container/pallet dollies and loose load trailers (English Version)
Standard No.: MH/T 6006-2020 Status:valid remind me the status change

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Language:English File Format:PDF
Word Count: 9500 words Price(USD):285.0 remind me the price change

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Implemented on:2020-10-1 Delivery: via email in 1 business day
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Standard No.: MH/T 6006-2020
English Name: Aircraft container/pallet dollies and loose load trailers
Chinese Name: 飞机集装/散装货物拖车
Chinese Classification: V57    Special vehicles
Professional Classification: MH    Professional Standard - Civil Aviation
Issued by: CAAC
Issued on: 2020-07-20
Implemented on: 2020-10-1
Status: valid
Superseding:MH/T 6006.1-1997 Aircraft ULD dolly for airport transportation Part 1: single aircraft container dolly
MH/T 6006.2-2000 Aircraft ULD dolly for airport transportation Part 2: dolly for aircraft container and pallet
Language: English
File Format: PDF
Word Count: 9500 words
Price(USD): 285.0
Delivery: via email in 1 business day
Codeofchina.com is in charge of this English translation. In case of any doubt about the English translation, the Chinese original shall be considered authoritative. This standard is developed in accordance with the rules given in GB/T 1.1-2009. This standard replaces MH/T 6006.1-1997 Aircraft ULD dolly for airport transportation - Part 1: Single aircraft container dolly and MH/T 6006.2-2000 Aircraft ULD dolly for airport transportation - Part 2: Dolly for aircraft container and pallet. The following main changes have been made with respect to MH/T 6006.1-1997 and MH/T 6006.2-2000: ——the standard name is changed from Aircraft ULD dolly for airport transportation - Part 1: Single aircraft container dolly and Aircraft ULD dolly for airport transportation - Part 2: Dolly for aircraft container and pallet to Aircraft container/pallet dollies and loose load trailers; ——the technical requirements for purchased parts are added (see 4.1.1); ——the technical requirements for welding structural members are added (see 4.1.2); ——the technical requirements for paint coating are added (see 4.1.3); ——the technical requirements for lifting points or fork transportation positions are added (see 4.1.7); ——the technical requirements for parts and components are added (see 4.1.8); ——the technical requirements for steering gears are added (see 4.1.10); ——the technical requirements for the drawbars and the materials of all corner reflectors are added (see 4.2.1); ——the technical requirements for drawbars are added (see 4.2.2~4.2.4); ——the technical requirement for the design against dolly/trailer decoupling is added (see 4.2.5); ——the technical requirements for hill-holding braking capacity of dollies/trailers at maximum load are added (see 4.2.6); ——the technical requirements for the mass of dollies/trailers are added (see 4.3.2); ——the technical requirements for steering angle and force are added (see 4.4.2); ——the technical requirements for self-braking of dollies/trailers are added (see 4.4.3); ——the technical requirements for wind-resistant stability of dollies/trailers are added (see 4.4.4); ——the technical requirements for height of loading surface are added (see 4.5.1.2); ——the technical requirements for absorbing the initial impact on load and facilitating conveyance of unit load devices are added (see 4.5.1.3); ——the technical requirements for fixed restraints at both ends of the loading surface are added (see 4.5.1.4); ——the technical requirements for the width and material of pedestrian-ways are added (see 4.5.3.1); ——the technical requirements for an aircraft containerized unit load device steering at both sides or the rear of a dolly/trailer are added (see 4.5.3.2); ——the technical requirements for the dimensions of aircraft unit load device dollies are added (see 4.5.3.3); ——the technical requirements for the carrying capacity of the loading surface of aircraft loose load trailers are added (see 4.5.4.1); ——the technical requirements for drainage devices of aircraft loose load trailers are added (see 4.5.4.2); ——the technical requirements for the height of loading surface of aircraft loose load trailers are added (see 4.5.4.3); ——the requirements for the protection for aircraft loose load trailers and the dimensions and performance of guard railings for this purpose are added (see 4.5.4.4~4.5.4.5); ——the technical requirements for awnings and side doors of aircraft loose load trailers are added (see 4.5.4.6); ——the technical requirements for fixing points of load restraints on aircraft loose load trailers are added (see 4.5.4.7); ——the technical requirements for stability of dollies/trailers are added (see 4.6); ——the technical requirements for driving reliability of dollies/trailers are added (see 4.7); ——the technical requirements for levelling devices are deleted (see 5.3.4 of Edition 2000). This standard was proposed by and is interpreted by the Airports Department of Civil Aviation Administration of China. This standard is under the jurisdiction of China Academy of Civil Aviation Science and Technology. Aircraft container/pallet dollies and loose load trailers 1 Scope This standard specifies the technical requirements, test methods, inspection rules, labelling, identification, instructions for use, packaging, transportation and storage for aircraft container/pallet dollies and loose load trailers (hereinafter referred to as dollies/trailers) used in civil airports. This standard is applicable to aircraft container turntable dollies with carrying bottom dimension codes K and P, aircraft unit load device dollies with carrying bottom dimension codes A, B, G, K, L, M, P and Q, and aircraft loose load trailer for carrying luggage, load, mail, etc. 2 Normative references The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. GB/T 9969 General principles for preparation of instructions for use of industrial products GB/T 10823 Size designation dimensions and load capacity of solid tyres for pneumatic tyres rims GB/T 10824 Solid tyres for pneumatic tyres rims GB/T 14436 General principles of industrial product guarantee documents JB/T 5943 Construction machinery - General specifications for welding parts QC/T 484 Automobiles - Paint coating QC/T 625 Metallic coatings and conversion coatings for automobile 3 Terms and definitions For the purpose of this standard, the following terms and definitions apply. 3.1 aircraft container turntable dolly unpowered transport vehicle for carrying all kinds of single aircraft containers with a rotatable platform in a civil airport   3.2 aircraft unit load device dolly unpowered transport vehicle for carrying aircraft containers or pallets in a civil airport 3.3 aircraft loose load trailer unpowered transport vehicle for carrying all kinds of luggage, cargo, mail, etc. in a civil airport 3.4 aircraft containerized unit load device (aircraft ULD) general term for all types of containers, pallets and auxiliary equipment in civil airports 3.5 aircraft container equipment with a box structure for loading aircraft cargo in a centralized way 3.6 aircraft pallet equipment with a pallet structure for loading aircraft cargo in a centralized way 3.7 height of loading surface height of the loading surface of a dolly/trailer from the ground 3.8 roll device device that can rotate around an axis within a specific range and facilitate the movement of an aircraft container on it, generally including rollers (also called roll rods), roll balls and roll wheels 3.9 direction lead device device that is perpendicular to the carrying surface of an aircraft containerized unit load dolly and guides the movement direction of the aircraft ULD 3.10 fixed restraint stop mechanism for restricting the movement of aircraft containers in the horizontal direction   3.11 adjustable restraint movable limit mechanism for restricting the movement of aircraft containers in the horizontal direction 3.12 convertible stopper stop mechanism for restricting the movement of aircraft containers in vertical and horizontal directions simultaneously 3.13 drawbar buffer device for preventing hard collision with the ground or vehicle body when the drawbar is released 3.14 pedestrian-way passage for workers to stand and walk while moving aircraft containers on an aircraft container trailer 3.15 stability capability of an aircraft container/pallet dolly and loose load trailer in particular which can bear certain external force without displacement when it is stationary and braked, generally indicated by whether a braked load trailer can rest on a slope with a specific gradient ratio or by the maximum hill-holding gradient of the load trailer 4 Technical requirements 4.1 General requirements 4.1.1 All purchased parts of a dolly/trailer shall meet the requirements of relevant national or professional standards, and be provided with relevant certification documents and end-of-manufacturing certificates. 4.1.2 The structural members of a dolly/trailer shall be welded in accordance with those specified in JB/T 5943. 4.1.3 The paint coating of a dolly/trailer shall meet the requirements of QC/T 484. 4.1.4 The coating/cladding and conversion coating of the dolly/trailer parts and components shall meet the requirements of QC/T 625.   4.1.5 The castings, forgings and the parts subjected to machining (both cold and hot machining) of a dolly/trailer shall have no cracks, porosity or penetrating defects on their surfaces. 4.1.6 The dolly/trailer shall have a smooth surface, no sharp edges or angles, and shall not be able to scratch or machining any human body or object. 4.1.7 The dolly/trailer shall be provided with lifting points or fork transportation positions, which shall all be marked. 4.1.8 No part and component of a dolly/trailer shall be loosened or dropped due to vibration. 4.1.9 The operating device shall be set up in an appropriate, accessible and easy-to-operate position. 4.1.10 The steering device of a dolly/trailer shall be easy to use and maintain, and its strength shall meet the use requirements. 4.2 Safety requirements 4.2.1 All side faces of a dolly/trailer, including drawbars and dolly/trailer corners, shall be provided with reflective material. The spacing of reflective material location shall not be more than 1.5m, and the area of each reflective material location shall not be less than 100cm2. 4.2.2 The front part of a dolly/trailer shall be provided with drawbars and the rear part shall be provided with traction devices. When multiple dolly/trailers are connected, the connecting mechanism shall be secure and its strength shall meet the requirements for at least six dolly/trailers to operate in series connection. In series connection, the drawbars shall be kept horizontal. 4.2.3 The length of a drawbar shall meet the use requirements, and the tractors, dolly/trailers and loads shall be prevented from contacting each other while the dolly/trailers steer with the minimum radius. 4.2.4 The drawbar shall be provided with buffers to prevent the operator from being injured or the apron from being damaged while the end of the drawbar drops by its own weight. When it stops dropping, the vertical distance between the end of the drawbar and the ground shall not be less than 150mm, as shown in Figure 1. Figure 1 Schematic diagram for a drawbar 4.2.5 The draw bolt of a dolly/trailer shall be provided with a mechanical locking mechanism to prevent the draw pin from coming off and facilitate operation. 4.2.6 The dolly/trailer shall be equipped with a parking braking system, and its stability shall meet the requirement that the dolly/trailer can stop on a ramp with a gradient of at least 7% under the maximum load state. 4.2.7 Tyres shall meet the requirements of GB/T 10823 and GB/T 10824, and shall those of load, speed, running distance and operating environment. 4.3 Structural requirements 4.3.1 The total length and steering radius of the dolly/trailer shall be designed to be minimum under the condition of meeting all applicable containerized ULD specifications. 4.3.2 The dolly/trailer shall be designed to be light-weighted. The connection between dollies/trailers, dollies/trailers and tractors may be operated by one person. 4.4 Performance requirements 4.4.1 The roll devices shall be flexible and reliable. 4.4.2 Neither the left nor right steering angle of a drawbar shall be less than 25°. When the dolly/trailers are manually steered under full load, the steering force at the end of the drawbar shall not exceed 300N. 4.4.3 When a single dolly/trailer is separated from the preceding one, it shall be able to self-brake, and its braking deceleration shall not be less than 1.32m/s2.
Foreword II 1 Scope 2 Normative references 3 Terms and definitions 4 Technical requirements 4.1 General requirements 4.2 Safety requirements 4.3 Structural requirements 4.4 Performance requirements 4.5 Special requirements 4.6 Stability 4.7 Reliability 5 Test methods 5.1 General item inspection 5.2 Inspection of safety requirements 5.3 Inspection of structural requirements 5.4 Inspection of performance requirements 5.5 Inspection of special requirements 5.6 Stability inspection 5.7 Reliability inspection 6 Inspection rules 6.1 Inspection classification 6.2 End-of-manufacturing inspection 6.3 Type approval test 7 Labelling, identification and instructions for use 7.1 Labelling 7.2 Identification 7.3 Instructions for use 8 Packaging, transportation and storage 8.1 Packaging 8.2 Transportation 8.3 Storage
Referred in MH/T 6006-2020:
*GB/T 9969-2008 General Principles for Preparation of Instructions for Use of Industrial Products
*GB/T 10823-2009 Size designation dimensions and load capacity of solid tyres for pneumatic tyres rims
*GB/T 10824-2022 Technical specification of solid tyres for pneumatic tyres rims
*GB/T 14436-1993 General Principles of Industrial Product Guarantee Documents
*JB/T 5943-2018
*QC/T 484-1999 Automobile Paint Coating
*QC/T 625-2013 Metallic coatings and conversion coatings for automobiles
*GB/T 95-2002 Plain washers - Product grade C
*GB/T 2664-2009 Mens suits and coats
*GB 4706.1-2005 Household and Similar Electrical Appliances – Safety - Part 1: General Requirements
*GB 17625.1-2022 Electromagnetic compatibility—Limits—Part 1: Limits for harmonic current emissions (equipment input current ≤ 16A per phase)
*GB/T 14048.5-2017 Low-voltage switchgear and controlgear-Part 5-1:Control circuit devices and switching element-Electromechanical control circuit devices
*GB 17625.1-2022 Electromagnetic compatibility—Limits—Part 1: Limits for harmonic current emissions (equipment input current ≤ 16A per phase)
*QB/T 1333-2018 Handbag and Knapsack
*GB 2762-2022 National Food Safety Standard - Maximum Levels of Contaminants in Foods
*GB/T 22849-2014 Knitted T-shirt
*GB 5749-2022 Standards for drinking water quality
*GB 14748-2006 Safety Requirements for Wheeled Child Conveyances
*GB/T 1591-2018 High strength low alloy structural steels
*GB 4943.1-2011 Information technology equipment -Safety - Part 1: General requirements
*GB 2763-2021 National Food Safety Standard-Maximum Residue Limits for Pesticides in Food
*GB/T 35590-2017 Information technology―General specification for portable digital equipments used power bank
*QB/T 1858-2004 Perfume and cologne
*HG/T 20592-2009 Stee1 Pipe F1anges (PN designated)
*GB 3565-2005 Safety requirements for bicycles
*GB/T 39335-2020 Information security technology—Guidance for personal information security impact assessment
*GA 374-2019 Burglary-resistant electronic locks
*GB/T 19001-2016 Quality management systems―Requirements
*GB 4943.1-2022 Audio/video,information and communication technology equipment—Part 1: Safety requirements
*GB 4806.7-2016 National Food Safety Standard - Food Contact Plastic Materials and Articles
*GB/T 35590-2017 Information technology―General specification for portable digital equipments used power bank
*GB 150-2011 Pressure Vessels (Collection GB150.1~150.4-2011)
*GB/T 5750-2006 Standard examination methods for drinking water
*JB/T 10391-2008 Specification for Yseries(IP44)three asynchronous motor (Frame size 80~355)
*GB 14880-2012 National Food Safety Standard for the Use of Nutritional Fortification Substances in Foods
*GB 9706.1-2020 Medical electrical equipment—Part 1: General requirements for basic safety and essential performance
MH/T 6006-2020 is referred in:
*GB/T 879.2-2000 Spring - Type straight pins - Slotted, light duty
*GB/T 879.2-2018 Spring-type straight pins-Slotted-Light duty
*QC/T 533-2020 Commercial vehicle drive axle assembly
Code of China
Standard
MH/T 6006-2020  Aircraft container/pallet dollies and loose load trailers (English Version)
Standard No.MH/T 6006-2020
Statusvalid
LanguageEnglish
File FormatPDF
Word Count9500 words
Price(USD)285.0
Implemented on2020-10-1
Deliveryvia email in 1 business day
Detail of MH/T 6006-2020
Standard No.
MH/T 6006-2020
English Name
Aircraft container/pallet dollies and loose load trailers
Chinese Name
飞机集装/散装货物拖车
Chinese Classification
V57
Professional Classification
MH
ICS Classification
Issued by
CAAC
Issued on
2020-07-20
Implemented on
2020-10-1
Status
valid
Superseded by
Superseded on
Abolished on
Superseding
MH/T 6006.1-1997 Aircraft ULD dolly for airport transportation Part 1: single aircraft container dolly
MH/T 6006.2-2000 Aircraft ULD dolly for airport transportation Part 2: dolly for aircraft container and pallet
Language
English
File Format
PDF
Word Count
9500 words
Price(USD)
285.0
Keywords
MH/T 6006-2020, MH 6006-2020, MHT 6006-2020, MH/T6006-2020, MH/T 6006, MH/T6006, MH6006-2020, MH 6006, MH6006, MHT6006-2020, MHT 6006, MHT6006
Introduction of MH/T 6006-2020
Codeofchina.com is in charge of this English translation. In case of any doubt about the English translation, the Chinese original shall be considered authoritative. This standard is developed in accordance with the rules given in GB/T 1.1-2009. This standard replaces MH/T 6006.1-1997 Aircraft ULD dolly for airport transportation - Part 1: Single aircraft container dolly and MH/T 6006.2-2000 Aircraft ULD dolly for airport transportation - Part 2: Dolly for aircraft container and pallet. The following main changes have been made with respect to MH/T 6006.1-1997 and MH/T 6006.2-2000: ——the standard name is changed from Aircraft ULD dolly for airport transportation - Part 1: Single aircraft container dolly and Aircraft ULD dolly for airport transportation - Part 2: Dolly for aircraft container and pallet to Aircraft container/pallet dollies and loose load trailers; ——the technical requirements for purchased parts are added (see 4.1.1); ——the technical requirements for welding structural members are added (see 4.1.2); ——the technical requirements for paint coating are added (see 4.1.3); ——the technical requirements for lifting points or fork transportation positions are added (see 4.1.7); ——the technical requirements for parts and components are added (see 4.1.8); ——the technical requirements for steering gears are added (see 4.1.10); ——the technical requirements for the drawbars and the materials of all corner reflectors are added (see 4.2.1); ——the technical requirements for drawbars are added (see 4.2.2~4.2.4); ——the technical requirement for the design against dolly/trailer decoupling is added (see 4.2.5); ——the technical requirements for hill-holding braking capacity of dollies/trailers at maximum load are added (see 4.2.6); ——the technical requirements for the mass of dollies/trailers are added (see 4.3.2); ——the technical requirements for steering angle and force are added (see 4.4.2); ——the technical requirements for self-braking of dollies/trailers are added (see 4.4.3); ——the technical requirements for wind-resistant stability of dollies/trailers are added (see 4.4.4); ——the technical requirements for height of loading surface are added (see 4.5.1.2); ——the technical requirements for absorbing the initial impact on load and facilitating conveyance of unit load devices are added (see 4.5.1.3); ——the technical requirements for fixed restraints at both ends of the loading surface are added (see 4.5.1.4); ——the technical requirements for the width and material of pedestrian-ways are added (see 4.5.3.1); ——the technical requirements for an aircraft containerized unit load device steering at both sides or the rear of a dolly/trailer are added (see 4.5.3.2); ——the technical requirements for the dimensions of aircraft unit load device dollies are added (see 4.5.3.3); ——the technical requirements for the carrying capacity of the loading surface of aircraft loose load trailers are added (see 4.5.4.1); ——the technical requirements for drainage devices of aircraft loose load trailers are added (see 4.5.4.2); ——the technical requirements for the height of loading surface of aircraft loose load trailers are added (see 4.5.4.3); ——the requirements for the protection for aircraft loose load trailers and the dimensions and performance of guard railings for this purpose are added (see 4.5.4.4~4.5.4.5); ——the technical requirements for awnings and side doors of aircraft loose load trailers are added (see 4.5.4.6); ——the technical requirements for fixing points of load restraints on aircraft loose load trailers are added (see 4.5.4.7); ——the technical requirements for stability of dollies/trailers are added (see 4.6); ——the technical requirements for driving reliability of dollies/trailers are added (see 4.7); ——the technical requirements for levelling devices are deleted (see 5.3.4 of Edition 2000). This standard was proposed by and is interpreted by the Airports Department of Civil Aviation Administration of China. This standard is under the jurisdiction of China Academy of Civil Aviation Science and Technology. Aircraft container/pallet dollies and loose load trailers 1 Scope This standard specifies the technical requirements, test methods, inspection rules, labelling, identification, instructions for use, packaging, transportation and storage for aircraft container/pallet dollies and loose load trailers (hereinafter referred to as dollies/trailers) used in civil airports. This standard is applicable to aircraft container turntable dollies with carrying bottom dimension codes K and P, aircraft unit load device dollies with carrying bottom dimension codes A, B, G, K, L, M, P and Q, and aircraft loose load trailer for carrying luggage, load, mail, etc. 2 Normative references The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. GB/T 9969 General principles for preparation of instructions for use of industrial products GB/T 10823 Size designation dimensions and load capacity of solid tyres for pneumatic tyres rims GB/T 10824 Solid tyres for pneumatic tyres rims GB/T 14436 General principles of industrial product guarantee documents JB/T 5943 Construction machinery - General specifications for welding parts QC/T 484 Automobiles - Paint coating QC/T 625 Metallic coatings and conversion coatings for automobile 3 Terms and definitions For the purpose of this standard, the following terms and definitions apply. 3.1 aircraft container turntable dolly unpowered transport vehicle for carrying all kinds of single aircraft containers with a rotatable platform in a civil airport   3.2 aircraft unit load device dolly unpowered transport vehicle for carrying aircraft containers or pallets in a civil airport 3.3 aircraft loose load trailer unpowered transport vehicle for carrying all kinds of luggage, cargo, mail, etc. in a civil airport 3.4 aircraft containerized unit load device (aircraft ULD) general term for all types of containers, pallets and auxiliary equipment in civil airports 3.5 aircraft container equipment with a box structure for loading aircraft cargo in a centralized way 3.6 aircraft pallet equipment with a pallet structure for loading aircraft cargo in a centralized way 3.7 height of loading surface height of the loading surface of a dolly/trailer from the ground 3.8 roll device device that can rotate around an axis within a specific range and facilitate the movement of an aircraft container on it, generally including rollers (also called roll rods), roll balls and roll wheels 3.9 direction lead device device that is perpendicular to the carrying surface of an aircraft containerized unit load dolly and guides the movement direction of the aircraft ULD 3.10 fixed restraint stop mechanism for restricting the movement of aircraft containers in the horizontal direction   3.11 adjustable restraint movable limit mechanism for restricting the movement of aircraft containers in the horizontal direction 3.12 convertible stopper stop mechanism for restricting the movement of aircraft containers in vertical and horizontal directions simultaneously 3.13 drawbar buffer device for preventing hard collision with the ground or vehicle body when the drawbar is released 3.14 pedestrian-way passage for workers to stand and walk while moving aircraft containers on an aircraft container trailer 3.15 stability capability of an aircraft container/pallet dolly and loose load trailer in particular which can bear certain external force without displacement when it is stationary and braked, generally indicated by whether a braked load trailer can rest on a slope with a specific gradient ratio or by the maximum hill-holding gradient of the load trailer 4 Technical requirements 4.1 General requirements 4.1.1 All purchased parts of a dolly/trailer shall meet the requirements of relevant national or professional standards, and be provided with relevant certification documents and end-of-manufacturing certificates. 4.1.2 The structural members of a dolly/trailer shall be welded in accordance with those specified in JB/T 5943. 4.1.3 The paint coating of a dolly/trailer shall meet the requirements of QC/T 484. 4.1.4 The coating/cladding and conversion coating of the dolly/trailer parts and components shall meet the requirements of QC/T 625.   4.1.5 The castings, forgings and the parts subjected to machining (both cold and hot machining) of a dolly/trailer shall have no cracks, porosity or penetrating defects on their surfaces. 4.1.6 The dolly/trailer shall have a smooth surface, no sharp edges or angles, and shall not be able to scratch or machining any human body or object. 4.1.7 The dolly/trailer shall be provided with lifting points or fork transportation positions, which shall all be marked. 4.1.8 No part and component of a dolly/trailer shall be loosened or dropped due to vibration. 4.1.9 The operating device shall be set up in an appropriate, accessible and easy-to-operate position. 4.1.10 The steering device of a dolly/trailer shall be easy to use and maintain, and its strength shall meet the use requirements. 4.2 Safety requirements 4.2.1 All side faces of a dolly/trailer, including drawbars and dolly/trailer corners, shall be provided with reflective material. The spacing of reflective material location shall not be more than 1.5m, and the area of each reflective material location shall not be less than 100cm2. 4.2.2 The front part of a dolly/trailer shall be provided with drawbars and the rear part shall be provided with traction devices. When multiple dolly/trailers are connected, the connecting mechanism shall be secure and its strength shall meet the requirements for at least six dolly/trailers to operate in series connection. In series connection, the drawbars shall be kept horizontal. 4.2.3 The length of a drawbar shall meet the use requirements, and the tractors, dolly/trailers and loads shall be prevented from contacting each other while the dolly/trailers steer with the minimum radius. 4.2.4 The drawbar shall be provided with buffers to prevent the operator from being injured or the apron from being damaged while the end of the drawbar drops by its own weight. When it stops dropping, the vertical distance between the end of the drawbar and the ground shall not be less than 150mm, as shown in Figure 1. Figure 1 Schematic diagram for a drawbar 4.2.5 The draw bolt of a dolly/trailer shall be provided with a mechanical locking mechanism to prevent the draw pin from coming off and facilitate operation. 4.2.6 The dolly/trailer shall be equipped with a parking braking system, and its stability shall meet the requirement that the dolly/trailer can stop on a ramp with a gradient of at least 7% under the maximum load state. 4.2.7 Tyres shall meet the requirements of GB/T 10823 and GB/T 10824, and shall those of load, speed, running distance and operating environment. 4.3 Structural requirements 4.3.1 The total length and steering radius of the dolly/trailer shall be designed to be minimum under the condition of meeting all applicable containerized ULD specifications. 4.3.2 The dolly/trailer shall be designed to be light-weighted. The connection between dollies/trailers, dollies/trailers and tractors may be operated by one person. 4.4 Performance requirements 4.4.1 The roll devices shall be flexible and reliable. 4.4.2 Neither the left nor right steering angle of a drawbar shall be less than 25°. When the dolly/trailers are manually steered under full load, the steering force at the end of the drawbar shall not exceed 300N. 4.4.3 When a single dolly/trailer is separated from the preceding one, it shall be able to self-brake, and its braking deceleration shall not be less than 1.32m/s2.
Contents of MH/T 6006-2020
Foreword II 1 Scope 2 Normative references 3 Terms and definitions 4 Technical requirements 4.1 General requirements 4.2 Safety requirements 4.3 Structural requirements 4.4 Performance requirements 4.5 Special requirements 4.6 Stability 4.7 Reliability 5 Test methods 5.1 General item inspection 5.2 Inspection of safety requirements 5.3 Inspection of structural requirements 5.4 Inspection of performance requirements 5.5 Inspection of special requirements 5.6 Stability inspection 5.7 Reliability inspection 6 Inspection rules 6.1 Inspection classification 6.2 End-of-manufacturing inspection 6.3 Type approval test 7 Labelling, identification and instructions for use 7.1 Labelling 7.2 Identification 7.3 Instructions for use 8 Packaging, transportation and storage 8.1 Packaging 8.2 Transportation 8.3 Storage
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Keywords:
MH/T 6006-2020, MH 6006-2020, MHT 6006-2020, MH/T6006-2020, MH/T 6006, MH/T6006, MH6006-2020, MH 6006, MH6006, MHT6006-2020, MHT 6006, MHT6006