GB/T 11715-2025 Crude oil tank washing machine English, Anglais, Englisch, Inglés, えいご
This is a draft translation for reference among interesting stakeholders. The finalized translation (passing through draft translation, self-check, revision and verification) will be delivered upon being ordered.
ICS 47. 020. 50 CCS U 47
GB/T 11715-2025 replaces GB/T 11715-1989
Crude oil tank washing machine
Issued on 2025-08-29 Implemented on 2026-03-01
Issued by State Administration for Market Regulation Standardization Administration of China
Contents
Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Product classification
5 Requirements
6 Test methods
7 Inspection rules
Crude oil tank washing machine
1 Scope
This document specifies the classification, requirements, test methods, inspection rules, marking, packaging, transportation, and storage of crude oil tank washing machines (hereinafter referred to as "tank washing machines") using crude oil (or seawater) as the medium. This document applies to the design, manufacture, and acceptance of tank washing machines driven by turbines in crude oil tank washing systems. Other tank washing machines used for crude oil storage and transportation may refer to this document.
2 Normative references
The following documents contain provisions which, through reference in this text, constitute provisions of this document. For dated references, only the editions cited apply. For undated references, the latest edition (including any amendments) applies.
GB/T 191 Packaging—Pictorial marking for handling of goods
GB/T 1176—2013 Cast copper and copper alloys
GB/T 13306 Nameplates
GB/T 13384 General technical requirements for packaging of electromechanical products
GB/T 14975—2012 Seamless stainless steel tubes for structural purposes
GB/T 32065. 2 Environmental test methods for marine instruments—Part 2: Low-temperature test
GB/T 32065. 4 Environmental test methods for marine instruments—Part 4: High-temperature test
GB/T 32065. 6 Environmental test methods for marine instruments—Part 6: Damp heat, steady-state test
GB/T 32065. 14 Environmental test methods for marine instruments—Part 14: Vibration test
3 Terms and definitions
The following terms and definitions apply to this document.
3.1 shadow diagram
A top view and side view diagram obtained by drawing straight lines from the nozzle end of the tank washing machine to the surface of the tank within its spraying range, then projecting the areas directly and indirectly sprayed.
3.2 dynamic pressure value
The impact pressure value generated by the continuous impact of the jet on the pressure plate.
3.3 effective jet length
The spraying distance of the tank washing machine where the dynamic pressure value of the jet meets the requirements.
4 Product classification
4.1 Classification
1 Classified by mounting method:
a) Fixed tank washing machine;
b) Portable tank washing machine.
2 Classified by number of nozzles:
a) Single-nozzle tank washing machine;
b) Dual-nozzle tank washing machine.
4.2 Structure
The structure of the tank washing machine is shown in Figure 1.
a) Fixed type b) Portable type
Numbered components:
1—Body;
2—Gear assembly;
3—Impeller assembly;
4—Nozzle assembly;
5—Flange;
6—Portable handle.
Figure 1 Structural diagram of the tank washing machine
4.3 Model designation
The model designation requirements for the tank washing machine are shown in Figure 2.
Standard
GB/T 11715-2025 Crude oil tank washing machine (English Version)
GB/T 11715-2025 Crude oil tank washing machine English, Anglais, Englisch, Inglés, えいご
This is a draft translation for reference among interesting stakeholders. The finalized translation (passing through draft translation, self-check, revision and verification) will be delivered upon being ordered.
ICS 47. 020. 50 CCS U 47
GB/T 11715-2025 replaces GB/T 11715-1989
Crude oil tank washing machine
Issued on 2025-08-29 Implemented on 2026-03-01
Issued by State Administration for Market Regulation Standardization Administration of China
Contents
Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Product classification
5 Requirements
6 Test methods
7 Inspection rules
Crude oil tank washing machine
1 Scope
This document specifies the classification, requirements, test methods, inspection rules, marking, packaging, transportation, and storage of crude oil tank washing machines (hereinafter referred to as "tank washing machines") using crude oil (or seawater) as the medium. This document applies to the design, manufacture, and acceptance of tank washing machines driven by turbines in crude oil tank washing systems. Other tank washing machines used for crude oil storage and transportation may refer to this document.
2 Normative references
The following documents contain provisions which, through reference in this text, constitute provisions of this document. For dated references, only the editions cited apply. For undated references, the latest edition (including any amendments) applies.
GB/T 191 Packaging—Pictorial marking for handling of goods
GB/T 1176—2013 Cast copper and copper alloys
GB/T 13306 Nameplates
GB/T 13384 General technical requirements for packaging of electromechanical products
GB/T 14975—2012 Seamless stainless steel tubes for structural purposes
GB/T 32065. 2 Environmental test methods for marine instruments—Part 2: Low-temperature test
GB/T 32065. 4 Environmental test methods for marine instruments—Part 4: High-temperature test
GB/T 32065. 6 Environmental test methods for marine instruments—Part 6: Damp heat, steady-state test
GB/T 32065. 14 Environmental test methods for marine instruments—Part 14: Vibration test
3 Terms and definitions
The following terms and definitions apply to this document.
3.1 shadow diagram
A top view and side view diagram obtained by drawing straight lines from the nozzle end of the tank washing machine to the surface of the tank within its spraying range, then projecting the areas directly and indirectly sprayed.
3.2 dynamic pressure value
The impact pressure value generated by the continuous impact of the jet on the pressure plate.
3.3 effective jet length
The spraying distance of the tank washing machine where the dynamic pressure value of the jet meets the requirements.
4 Product classification
4.1 Classification
1 Classified by mounting method:
a) Fixed tank washing machine;
b) Portable tank washing machine.
2 Classified by number of nozzles:
a) Single-nozzle tank washing machine;
b) Dual-nozzle tank washing machine.
4.2 Structure
The structure of the tank washing machine is shown in Figure 1.
a) Fixed type b) Portable type
Numbered components:
1—Body;
2—Gear assembly;
3—Impeller assembly;
4—Nozzle assembly;
5—Flange;
6—Portable handle.
Figure 1 Structural diagram of the tank washing machine
4.3 Model designation
The model designation requirements for the tank washing machine are shown in Figure 2.
