埋地式保温焊接球阀 BQ61/7F Buried type thermal insulation welded ball valve BQ61/7F
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