API 598 Alloy Steel A217 WC9 Swing Check Valves, BW End
时间：2013-09-04 阅读：172
API 598 alloy steel swing check valves, butt welded ends.
Body Material: Alloy Steel A217 WC9.
Disc Materials: A217 WC9, Slite.
Ends: BW （Butt Weld）.
Class Rating: 300 LB.
Size: 2-1/2".
Test Standard: API 598.
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