
CB 597-1990 Externally threaded steel right angle stop check valve
time:
2024-08-05 13:37:21
- CB 597-1990
- in force
Standard ID:
CB 597-1990
Standard Name:
Externally threaded steel right angle stop check valve
Chinese Name:
外螺纹钢制直角截止止回阀
Standard category:
Ship Industry Standard (CB)
-
Date of Release:
1990-02-25 -
Date of Implementation:
1990-12-01
Standard ICS number:
Shipbuilding and offshore structures>>Shipbuilding and offshore structures>>47.020.30 Piping systemsChina Standard Classification Number:
Ship>>Ship Pipeline Accessories>>U52 Marine Valves
alternative situation:
CB 597-77

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Summary:
CB 597-1990 Externally threaded steel right angle stop check valve CB597-1990 Standard download decompression password: www.bzxz.net

Some standard content:
China State Shipbuilding Corporation Department Standard
CB597-90
Externally threaded steel right angle stop check valve
1990-02-25 Issued
China State Shipbuilding Corporation Issued
1990-12-01 Implementation
China State Shipbuilding Corporation Department Standard
Externally threaded steel right angle stop check valve
1 Subject content and scope of application
CB597-90
Classification number: U52
Replace CB597-77
This standard specifies the product classification, technical requirements, test methods and inspection rules of externally threaded steel right angle stop check valve (hereinafter referred to as stop check valve).
This standard applies to hydraulic systems of underwater ships whose medium is synthetic spindle oil. 2
Referenced Standards
GB3032
Marking of Ship Pipe Accessories
General Technical Conditions for Ship Pipe Accessories
Pipe Shoulder Threaded Joint
Product Classification
3.1 Basic Parameters of Stop Check Valve
Nominal Pressure
Nominal Diameter
PN=10MPa
DN=10~32mm
3.2 Structure of Stop Check Valve
The structure of stop check valve is as shown in the figure! ,
Approved by China State Shipbuilding Corporation on February 25, 1990 and implemented on December 1, 1990Www.bzxZ.net
Reported Hand Size S:
3.2.2 The structural dimensions of stop check valve are as shown in Table 1. Nominal diameter
Structural dimensions
3.3 Marking example
M39×2
CB597-—90
Threaded joint
External threaded steel right-angle stop check valve with nominal pressure PN=10MPa and nominal diameter DN=25mm, stop check valve 25CB597—90
4 Technical requirements
4.1 Materials for main parts are as per Table 2.
Parts name
High-quality carbon structural steel
Stainless steel
Manganese brass
High-quality carbon cable structural steel
Manufacturing requirements are as per GB600.
Performance requirements shall be in accordance with GB600
CB597—90
HMn58-2
The pipe threaded joints that match the stop check valve shall be in accordance with CB56. Test methods
General requirements for testing shall be in accordance with GB600.
5.2 Hydraulic tests for strength and material tightness shall be in accordance with GB600. 5.3 Hydraulic sealing test shall be in accordance with GB600. 6
Inspection rules
Standard number
GB699-65
GB1220—84
GB4426—84
GB699-65
Each stop check valve shall be inspected by the quality inspection department of the manufacturer and a certificate of conformity shall be issued. The inspection items shall be in accordance with Table 3. Table 3
Marking, packaging
Appearance inspection
Strength and material tightness hydraulic test
Hydraulic sealing test
Marking shall comply with GB3032.
Packaging shall comply with GB600.
Additional instructions:
This standard was proposed by the 603 Institute of China State Shipbuilding Corporation. This standard is under the jurisdiction of Wuchang Shipyard.
This standard was drafted by the 704 Institute of China State Shipbuilding Corporation. The main drafter of this standard is Zhang Xiaoou.
This standard is provided with unified construction drawings.
Should comply with Article 4.2
Should comply with Article 5.2
Should comply with Article 5.3
Tip: This standard content only shows part of the intercepted content of the complete standard. If you need the complete standard, please go to the top to download the complete standard document for free.
CB597-90
Externally threaded steel right angle stop check valve
1990-02-25 Issued
China State Shipbuilding Corporation Issued
1990-12-01 Implementation
China State Shipbuilding Corporation Department Standard
Externally threaded steel right angle stop check valve
1 Subject content and scope of application
CB597-90
Classification number: U52
Replace CB597-77
This standard specifies the product classification, technical requirements, test methods and inspection rules of externally threaded steel right angle stop check valve (hereinafter referred to as stop check valve).
This standard applies to hydraulic systems of underwater ships whose medium is synthetic spindle oil. 2
Referenced Standards
GB3032
Marking of Ship Pipe Accessories
General Technical Conditions for Ship Pipe Accessories
Pipe Shoulder Threaded Joint
Product Classification
3.1 Basic Parameters of Stop Check Valve
Nominal Pressure
Nominal Diameter
PN=10MPa
DN=10~32mm
3.2 Structure of Stop Check Valve
The structure of stop check valve is as shown in the figure! ,
Approved by China State Shipbuilding Corporation on February 25, 1990 and implemented on December 1, 1990Www.bzxZ.net
Reported Hand Size S:
3.2.2 The structural dimensions of stop check valve are as shown in Table 1. Nominal diameter
Structural dimensions
3.3 Marking example
M39×2
CB597-—90
Threaded joint
External threaded steel right-angle stop check valve with nominal pressure PN=10MPa and nominal diameter DN=25mm, stop check valve 25CB597—90
4 Technical requirements
4.1 Materials for main parts are as per Table 2.
Parts name
High-quality carbon structural steel
Stainless steel
Manganese brass
High-quality carbon cable structural steel
Manufacturing requirements are as per GB600.
Performance requirements shall be in accordance with GB600
CB597—90
HMn58-2
The pipe threaded joints that match the stop check valve shall be in accordance with CB56. Test methods
General requirements for testing shall be in accordance with GB600.
5.2 Hydraulic tests for strength and material tightness shall be in accordance with GB600. 5.3 Hydraulic sealing test shall be in accordance with GB600. 6
Inspection rules
Standard number
GB699-65
GB1220—84
GB4426—84
GB699-65
Each stop check valve shall be inspected by the quality inspection department of the manufacturer and a certificate of conformity shall be issued. The inspection items shall be in accordance with Table 3. Table 3
Marking, packaging
Appearance inspection
Strength and material tightness hydraulic test
Hydraulic sealing test
Marking shall comply with GB3032.
Packaging shall comply with GB600.
Additional instructions:
This standard was proposed by the 603 Institute of China State Shipbuilding Corporation. This standard is under the jurisdiction of Wuchang Shipyard.
This standard was drafted by the 704 Institute of China State Shipbuilding Corporation. The main drafter of this standard is Zhang Xiaoou.
This standard is provided with unified construction drawings.
Should comply with Article 4.2
Should comply with Article 5.2
Should comply with Article 5.3
Tip: This standard content only shows part of the intercepted content of the complete standard. If you need the complete standard, please go to the top to download the complete standard document for free.
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