上装式固定球球阀- - 中阀科技(长沙)阀门有限公司
... 连接形式: 制造标准:ASME/ANSI B16.5 & B16.47A &B16.25, GB, JB, HG, JIS, DIN; 主体材料:ASTM A105, A350, A216WCB, LF2, F304, F316, F316L, F51 ...
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csvalve's website is csvalve.cn