对焊连接固定式锻钢球阀
Butt-weld Connection Forged Steel Trunnion Type Ball Valve
Q(3 、6 、7 、8 、9)67F(N、P)

技术规范

*注：1、系列阀门连接法兰及对焊端尺寸可根据用户要求设计制造。
2、DN>1000(4011)阀门设计标准按《长输管线阀门技术条件》
*Notes:1.The sizes of serial valve connecting flange and butt- welding terminal can be designed according to customer’s requirement.
2.DN>1000(4011),,the design standard is accordance with 《Specification of the length pipe valve》

主要零件材质

注：*抗硫型阀门该零件的材质为GB(1Cr18Ni9)、ASTM(A276-321)
**抗硫型阀门该零件的材质为GB(1Cr18Ni9、CF8+Ni.P)、ASTM(A182-304、CF8+Ni.P)
系列阀门主要零部件及密封的材质可根据实际工况条件或用户特殊的要求设计选用。
Notes:*The material of this part about the anti-sulphur type valve is GB(1Cr18Ni9)、ASTM(A276-321)
**The material of this part about the anti-sulphur type valve is GB(1Cr18Ni9、CF8+Ni.P)、ASTM(A182-304、CF8+Ni.P)
Major parts of the valve series and materials of sealing surface siffer according to actual working condition and customer’s special requirement.