· 2016-09-01 · A no FOCT 9544-2005, KJIHMaTMqeCKOro HCTIOJIHeHHS1 X.fl F OCT 15150-69....
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· 2016-09-01 · A no FOCT 9544-2005, KJIHMaTMqeCKOro HCTIOJIHeHHS1 X.fl F OCT 15150-69. Pipelines fittings/valves tightness class shall he "cuass A ", GOST 9544-2005, climatic