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31-03-2014
The final drafts of intergovernmental national standards developed in CKBA
CKBA developed the final drafts of intergovernmental standards as follows:
• ГОСТ Pipeline valves. Weld deposition and quality control of deposited surfaces. Technical requirements
• ГОСТ Pipeline valves. Seat leakage rates
• ГОСТ Pipeline valves. Inspection and test methods
• ГОСТ Valves’, connecting parts and pipeline flanges on pressure up to РN 250. Design, sizes and general technical requirements
• ГОСТ Pipeline valves. General safety requirements
• ГОСТ Pipeline valves. Metals used in valve industry.
Main requirements for metal selection You may read these drafts going to TC 259/Drafts/Final standards issues.