Fig. 4001 对夹止回阀
Wafer Check Valve Dual Plate. Class: PN10 / 16
Design: BS EN 12334, BS EN14341, API594
Face to face: EN558-1 Series 16, DIN3202 K3 Flange: PN10-16, ANSI 150LB, JIS10K
Testing: EN12266, ISO5208 Size: DN40-DN1000
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