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 |  | 应用规范 APPLICATION STANDARD 1、设计、制造按GB12237-89的规定。 1.The design, the manufacture according to the provitions ofthe GB12237-89 2、结构长度按CVA7.1-83的规定。 2.Structure length CVA7.1-83 according to the regulat ions. 3、阀门的试验标准按ZBJ16006-90的规定。 3.The valve test standard according tothe provisions ofthe ZBJ16006-90 4、保温套层的技术要求参照津Q/GYO7-01-87的规定。 4. Thermal insulation layer with reference to the technical requirements of the tianjin Q/GY07-01-87 rules 阀门性能规范 ALVE PERFORMANCE STANDARD 1、工作压力:不大于阀门的公称压力。 1.Working pressure: no greaterthan the nominal pressure of the valve. 2、工作温度:-29°C~250°C 2.working tempe rature:-29"C~250C 主体材料:WCB、ZH1Cr18Ni9、ZGCr18Ni2Mo2Ti. The main materials:WCB、ZH1Cr18Ni9、ZGCr18Ni12Mo2Ti7 rules |
