Quality control system for heat treatment
1 Scope
This standard specifies the requirements for the organizations to establish and implement a quality control system for heat treatment and the requirements for comprehensive quality control involving quality planning and continuous improvement, personnel, materials, equipment, technological materials, technology and process control, workplace, safety and health.
This standard is applicable to the organizations' establishment of quality control system for heat treatment, preparation of heat treatment documents, management of heat treatment equipment and instrumentation, control of production process quality and implementation of technical transformation and planning and design, as well as the evaluation of the organizations' quality control system for heat treatment.
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 224 Determination of the depth of decarburization of steels
GB/T 230.1 Metallic materials - Rockwell hardness test - Part 1: Test method (scales A, B, C, D, E, F, G, H, K, N, T)
GB/T 231.1 Metallic materials - Brinell hardness test - Part 1: Test method
GB/T 265 Petroleum products - Determination of kinematic viscosity and calculation of dynamic viscosity
GB/T 268 Petroleum products - Determination of carbon residue - Conradson method
GB 338 Methanol for industrial use
GB 536 Liquefied anhydrous ammonia
GB/T 3536 Petroleum products - Determination of flash and fire points - Cleveland open cup method
GB/T 4340.1 Metallic materials - Vickers hardness test - Part 1: Test method
GB/T 4989 Extension and compensating cables for thermocouples
GB/T 4990 Alloy wires of extension and compensating cables for thermocouples
GB/T 5617 Determination of effective depth of hardening after induction or flame hardening of steel
GB 5959.3 Safety in electroheat installations - Part 3: Particular requirements for induction and conduction heating and induction melting installations
GB/T 7232 Terminology of metal heat treatment
GB/T 8121 The terminology of technological materials for heat treatment
GB/T 8979 Pure nitrogen and high purity nitrogen and ultra pure nitrogen
GB/T 9450 Steels - Determination and verification of the depth of carburized and hardened cases
GB/T 9451 Determination of total or effective thickness of thin surface hardened layers of steel parts
GB/T 9452 Testing method for working zone of heat treatment furnace
GB/T 10066.1 Test methods for electroheat installations - Part 1: General
GB/T 10066.4 Test methods for electroheat installations - Part 4: Indirect resistances furnaces
GB/T 10066.31 Test methods for electroheat installations - Part 31: High-frequency induction heating installation - Test methods for the determination of power output of the generator
GB/T 10067.1 Basic specifications for electroheat installations - Part 1: General
GB/T 10067.3 Basic specifications for electroheat installations - Part 3: Induction electroheat installations
GB/T 10067.4 Basic specifications for electroheat installations - Part 4: Indirect resistance furnaces
GB/T 10067.41 Basic specifications for electroheat installations - Part 41: Mesh belt resistance heating unit
GB/T 10067.42 Basic specifications for electroheat installations - Part 42: Pusher resistance heating unit
GB/T 10067.43 Basic specifications for electroheat installations - Part 43: Forced convection pit resistance furnaces
GB/T 10067.44 Basic specifications for electroheat installations - Part 44: Box-type resistance furnaces
GB/T 10067.45 Basic specifications for electroheat installations - Part 45: Vacuum quenching furnace
GB/T 10561 Steel - Determination of content of nonmetallic inclusions - Micrographic method using standards diagrams
GB/T 11133 Liquid petroleum products - Determination of water - Karl Fischer reagent method
GB/T 11354 Determination of nitrided case depth and metallographic microstructure examination for steel and iron parts
GB/T 13298 Inspection methods of microstructure for metals
GB/T 13299 Steel - Determination of microstructure
GB/T 13324 Terminology of heat treatment equipment
GB 13690 General rule for classification and hazard communication of chemicals
GB 15603 Rule for storage of chemical dangers
GB 15735 Requirements for the safety and health in production process of metal heat treatment
GB/T 16923 Normalizing and annealing of steel parts
GB/T 16924 Quenching and tempering of steel parts
GB/T 17394.1 Metallic materials - Leeb hardness test - Part 1: Test method
GB/T 18177 Gas nitriding of steel parts
GB/T 18404 Mineral insulated metal-sheathed thermocouple cables and thermocouples
GB/T 19000 Quality management systems - Fundamentals and vocabulary
GB/T 19001 Quality management systems - Requirements
GB/T 22560 Gas nitrocarburizing of iron and steel parts
GB/T 22561 Vacuum heat treatment
GB/T 25744 Metallographic examination for carburizing quenching and tempering of steel parts
GB/T 25745 Heat treatment of cast aluminium alloys
GB/T 27946 Limited value of hazardous substance in the air of heat treatment working place
GB/T 30822 Environmental protection technical requirements for heat treatment industry
GB/T 30823 Nickel-alloy probe test method for determination cooling characteristics of industrial quenching oil
GB/T 30825 Pyrometry for heat treatment
GB/T 50087 Code for design of noise control of industrial enterprises
JB/T 3999 Carburizing or carbonitriding, post-quenching and tempering of steel part
JB/T 4392 Test method of polymer quenchants
JB/T 4393 Polyvinyl alcohol of quenching media
JB/T 5069 Metallographic examination method of diffusion metallized layer of steel parts
JB/T 6050 Generalization of hardness test for heat treated iron and steel parts
JB/T 6955 The specification of quenching medium for heat treatment
JB/T 6956 Iron nitriding for iron and steel parts
JB/T 7530 General technical requirements for argon, nitrogen and hydrogen gases used in heat treatment
JB/T 7710 Determination of microstructure for the thin layer carbonitriding or carburizing elements
JB/T 9201 Induction hardening and tempering of iron and steel parts
JB/T 9202 Salts for heat treatment
JB/T 9204 Metallographic examination of induction hardened steel parts
JB/T 9205 Metallographic examination of pearlitic graphite cast iron parts induction hardened
JB/T 9209 Technical requirement of medium for thermo-chemical treatment
JB/T 10312 Steel-foil method for determination of carbon-potential of carburizing atmosphere
JB/T 10457 Technological requirements of liquid quenching apparatus
SH 0553 Industrial propane and butane
3 Terms and definitions
For the purposes of this document, the terms and definitions given in GB/T 7232, GB/T 8121, GB/T 13324 and GB/T 19000 and the following apply.
3.1
organization
system or group that consists of a number of elements linked together in a certain way and based on certain purposes and goals, which is internal organization or independent commercial organization that provides heat treatment service
3.2
furnace monitoring system
system for monitoring the operation of heat treatment furnace
3.3
control plan
documented description of the systems and processes required to control the product, which is prepared internally by the organization to describe the important characteristics and engineering requirements of the product
3.4
responsibility matrix
detailed description of assignment of responsible persons (including primary and secondary responsible persons) for key functions of heat treatment to correspond to the related responsibilities
3.5
shop travelers
record prepared and issued by the organization for the condition of each batch of processed parts, defining the technological route and process through which the parts flow
3.6
special characteristic
product characteristic or manufacturing process parameter that may affect the safety or regulatory compliance, fit, function, performance or subsequent processes of product
3.7
process table
table in quality control of heat treatment that lists the process controls required for the heat treatment process and includes the minimum (minimal) requirements
3.8
energy monitor
electronic monitor that measures and displays the actual energy [in kilowatt-seconds (kW·s)] transmitted to the induction heater
3.9
maximum adjustment
maximum allowable adjustment value that allows the temperature reading of the temperature control system to be consistent with the temperature reading of the calibrated test instrument system if the temperature control system under test has exceeded the allowable deviation and needs to be corrected
3.10
operation instruction
document describing the contents, methods and requirements of operations such as loading, inspection and heat treatment operation involved in the heat treatment process
3.11
advanced product quality planning; APQP
structured approach to identify and develop the steps required to ensure that the heat treatment satisfies the customers, with the goal of facilitating contact with everyone involved to ensure that the required steps are completed on time
3.12
process failure modes and effects analysis; PFMEA
analysis technique used by the quality planning team to ensure quality by ensuring to the maximum extent that various potential failure modes in the heat treatment process and their associated causes and mechanisms have been adequately considered and discussed
3.13
work zone
working space in a heat treatment furnace determined by temperature survey to meet the specified temperature and temperature uniformity of the heat treatment technology
3.14
system accuracy test; SAT
test in which the temperature of the temperature control system of heat treatment equipment after reasonable compensation is compared in situ with the temperature of a calibrated and deviation-corrected measurement system to determine whether the temperature deviation of the temperature control system meets the requirements
3.15
temperature uniformity survey; TUS
a series of measurements of the deviation between the temperature of each area in the work zone of the furnace and the temperature specified in the technology using a calibrated temperature tester, thermocouple, and compensating cable after the heat treatment furnace has been thermally stabilized
3.16
process capability
magnitude of statistical quality variation with the heat treatment process in a stable control state
4 Quality planning and continuous improvement
4.1 General requirements
The organization must be certified by GB/T 19001 Quality Management System or the quality management system specified by the customer, and must be within the validity period of certification. The organization shall ensure that the system requirements developed are effectively implemented and continuously improved.
4.2 Quality planning
4.2.1 Establishment of quality planning team
The organization shall establish a quality planning team to be responsible for the quality planning and control of the heat treatment process.
4.2.2 Management of customer requirements and related heat treatment standards and specifications
4.2.2.1 The organization shall document clear procedures and regulations to ensure that the customer requirements and related heat treatment standards and specifications are identified, understood and, where appropriate, referenced, reviewed, issued and implemented in a process that shall not exceed two working weeks.
4.2.2.2 The organization shall ensure that the customer requirements and related heat treatment standards and specifications are the latest versions available.
4.2.2.3 The organization shall ensure that the customer requirements and related heat treatment standards and specifications are implemented step by step to the production site, users and the specific departments and posts that carry them out.
Foreword I
Introduction II
1 Scope
2 Normative references
3 Terms and definitions
4 Quality planning and continuous improvement
5 Personnel
6 Materials
7 Equipment
8 Technological materials
9 Technology and process control
10 Workplace and personnel safety/health
Quality control system for heat treatment
1 Scope
This standard specifies the requirements for the organizations to establish and implement a quality control system for heat treatment and the requirements for comprehensive quality control involving quality planning and continuous improvement, personnel, materials, equipment, technological materials, technology and process control, workplace, safety and health.
This standard is applicable to the organizations' establishment of quality control system for heat treatment, preparation of heat treatment documents, management of heat treatment equipment and instrumentation, control of production process quality and implementation of technical transformation and planning and design, as well as the evaluation of the organizations' quality control system for heat treatment.
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 224 Determination of the depth of decarburization of steels
GB/T 230.1 Metallic materials - Rockwell hardness test - Part 1: Test method (scales A, B, C, D, E, F, G, H, K, N, T)
GB/T 231.1 Metallic materials - Brinell hardness test - Part 1: Test method
GB/T 265 Petroleum products - Determination of kinematic viscosity and calculation of dynamic viscosity
GB/T 268 Petroleum products - Determination of carbon residue - Conradson method
GB 338 Methanol for industrial use
GB 536 Liquefied anhydrous ammonia
GB/T 3536 Petroleum products - Determination of flash and fire points - Cleveland open cup method
GB/T 4340.1 Metallic materials - Vickers hardness test - Part 1: Test method
GB/T 4989 Extension and compensating cables for thermocouples
GB/T 4990 Alloy wires of extension and compensating cables for thermocouples
GB/T 5617 Determination of effective depth of hardening after induction or flame hardening of steel
GB 5959.3 Safety in electroheat installations - Part 3: Particular requirements for induction and conduction heating and induction melting installations
GB/T 7232 Terminology of metal heat treatment
GB/T 8121 The terminology of technological materials for heat treatment
GB/T 8979 Pure nitrogen and high purity nitrogen and ultra pure nitrogen
GB/T 9450 Steels - Determination and verification of the depth of carburized and hardened cases
GB/T 9451 Determination of total or effective thickness of thin surface hardened layers of steel parts
GB/T 9452 Testing method for working zone of heat treatment furnace
GB/T 10066.1 Test methods for electroheat installations - Part 1: General
GB/T 10066.4 Test methods for electroheat installations - Part 4: Indirect resistances furnaces
GB/T 10066.31 Test methods for electroheat installations - Part 31: High-frequency induction heating installation - Test methods for the determination of power output of the generator
GB/T 10067.1 Basic specifications for electroheat installations - Part 1: General
GB/T 10067.3 Basic specifications for electroheat installations - Part 3: Induction electroheat installations
GB/T 10067.4 Basic specifications for electroheat installations - Part 4: Indirect resistance furnaces
GB/T 10067.41 Basic specifications for electroheat installations - Part 41: Mesh belt resistance heating unit
GB/T 10067.42 Basic specifications for electroheat installations - Part 42: Pusher resistance heating unit
GB/T 10067.43 Basic specifications for electroheat installations - Part 43: Forced convection pit resistance furnaces
GB/T 10067.44 Basic specifications for electroheat installations - Part 44: Box-type resistance furnaces
GB/T 10067.45 Basic specifications for electroheat installations - Part 45: Vacuum quenching furnace
GB/T 10561 Steel - Determination of content of nonmetallic inclusions - Micrographic method using standards diagrams
GB/T 11133 Liquid petroleum products - Determination of water - Karl Fischer reagent method
GB/T 11354 Determination of nitrided case depth and metallographic microstructure examination for steel and iron parts
GB/T 13298 Inspection methods of microstructure for metals
GB/T 13299 Steel - Determination of microstructure
GB/T 13324 Terminology of heat treatment equipment
GB 13690 General rule for classification and hazard communication of chemicals
GB 15603 Rule for storage of chemical dangers
GB 15735 Requirements for the safety and health in production process of metal heat treatment
GB/T 16923 Normalizing and annealing of steel parts
GB/T 16924 Quenching and tempering of steel parts
GB/T 17394.1 Metallic materials - Leeb hardness test - Part 1: Test method
GB/T 18177 Gas nitriding of steel parts
GB/T 18404 Mineral insulated metal-sheathed thermocouple cables and thermocouples
GB/T 19000 Quality management systems - Fundamentals and vocabulary
GB/T 19001 Quality management systems - Requirements
GB/T 22560 Gas nitrocarburizing of iron and steel parts
GB/T 22561 Vacuum heat treatment
GB/T 25744 Metallographic examination for carburizing quenching and tempering of steel parts
GB/T 25745 Heat treatment of cast aluminium alloys
GB/T 27946 Limited value of hazardous substance in the air of heat treatment working place
GB/T 30822 Environmental protection technical requirements for heat treatment industry
GB/T 30823 Nickel-alloy probe test method for determination cooling characteristics of industrial quenching oil
GB/T 30825 Pyrometry for heat treatment
GB/T 50087 Code for design of noise control of industrial enterprises
JB/T 3999 Carburizing or carbonitriding, post-quenching and tempering of steel part
JB/T 4392 Test method of polymer quenchants
JB/T 4393 Polyvinyl alcohol of quenching media
JB/T 5069 Metallographic examination method of diffusion metallized layer of steel parts
JB/T 6050 Generalization of hardness test for heat treated iron and steel parts
JB/T 6955 The specification of quenching medium for heat treatment
JB/T 6956 Iron nitriding for iron and steel parts
JB/T 7530 General technical requirements for argon, nitrogen and hydrogen gases used in heat treatment
JB/T 7710 Determination of microstructure for the thin layer carbonitriding or carburizing elements
JB/T 9201 Induction hardening and tempering of iron and steel parts
JB/T 9202 Salts for heat treatment
JB/T 9204 Metallographic examination of induction hardened steel parts
JB/T 9205 Metallographic examination of pearlitic graphite cast iron parts induction hardened
JB/T 9209 Technical requirement of medium for thermo-chemical treatment
JB/T 10312 Steel-foil method for determination of carbon-potential of carburizing atmosphere
JB/T 10457 Technological requirements of liquid quenching apparatus
SH 0553 Industrial propane and butane
3 Terms and definitions
For the purposes of this document, the terms and definitions given in GB/T 7232, GB/T 8121, GB/T 13324 and GB/T 19000 and the following apply.
3.1
organization
system or group that consists of a number of elements linked together in a certain way and based on certain purposes and goals, which is internal organization or independent commercial organization that provides heat treatment service
3.2
furnace monitoring system
system for monitoring the operation of heat treatment furnace
3.3
control plan
documented description of the systems and processes required to control the product, which is prepared internally by the organization to describe the important characteristics and engineering requirements of the product
3.4
responsibility matrix
detailed description of assignment of responsible persons (including primary and secondary responsible persons) for key functions of heat treatment to correspond to the related responsibilities
3.5
shop travelers
record prepared and issued by the organization for the condition of each batch of processed parts, defining the technological route and process through which the parts flow
3.6
special characteristic
product characteristic or manufacturing process parameter that may affect the safety or regulatory compliance, fit, function, performance or subsequent processes of product
3.7
process table
table in quality control of heat treatment that lists the process controls required for the heat treatment process and includes the minimum (minimal) requirements
3.8
energy monitor
electronic monitor that measures and displays the actual energy [in kilowatt-seconds (kW·s)] transmitted to the induction heater
3.9
maximum adjustment
maximum allowable adjustment value that allows the temperature reading of the temperature control system to be consistent with the temperature reading of the calibrated test instrument system if the temperature control system under test has exceeded the allowable deviation and needs to be corrected
3.10
operation instruction
document describing the contents, methods and requirements of operations such as loading, inspection and heat treatment operation involved in the heat treatment process
3.11
advanced product quality planning; APQP
structured approach to identify and develop the steps required to ensure that the heat treatment satisfies the customers, with the goal of facilitating contact with everyone involved to ensure that the required steps are completed on time
3.12
process failure modes and effects analysis; PFMEA
analysis technique used by the quality planning team to ensure quality by ensuring to the maximum extent that various potential failure modes in the heat treatment process and their associated causes and mechanisms have been adequately considered and discussed
3.13
work zone
working space in a heat treatment furnace determined by temperature survey to meet the specified temperature and temperature uniformity of the heat treatment technology
3.14
system accuracy test; SAT
test in which the temperature of the temperature control system of heat treatment equipment after reasonable compensation is compared in situ with the temperature of a calibrated and deviation-corrected measurement system to determine whether the temperature deviation of the temperature control system meets the requirements
3.15
temperature uniformity survey; TUS
a series of measurements of the deviation between the temperature of each area in the work zone of the furnace and the temperature specified in the technology using a calibrated temperature tester, thermocouple, and compensating cable after the heat treatment furnace has been thermally stabilized
3.16
process capability
magnitude of statistical quality variation with the heat treatment process in a stable control state
4 Quality planning and continuous improvement
4.1 General requirements
The organization must be certified by GB/T 19001 Quality Management System or the quality management system specified by the customer, and must be within the validity period of certification. The organization shall ensure that the system requirements developed are effectively implemented and continuously improved.
4.2 Quality planning
4.2.1 Establishment of quality planning team
The organization shall establish a quality planning team to be responsible for the quality planning and control of the heat treatment process.
4.2.2 Management of customer requirements and related heat treatment standards and specifications
4.2.2.1 The organization shall document clear procedures and regulations to ensure that the customer requirements and related heat treatment standards and specifications are identified, understood and, where appropriate, referenced, reviewed, issued and implemented in a process that shall not exceed two working weeks.
4.2.2.2 The organization shall ensure that the customer requirements and related heat treatment standards and specifications are the latest versions available.
4.2.2.3 The organization shall ensure that the customer requirements and related heat treatment standards and specifications are implemented step by step to the production site, users and the specific departments and posts that carry them out.
Contents of GB/T 12143-2008
Foreword I
Introduction II
1 Scope
2 Normative references
3 Terms and definitions
4 Quality planning and continuous improvement
5 Personnel
6 Materials
7 Equipment
8 Technological materials
9 Technology and process control
10 Workplace and personnel safety/health
