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Product name：
Wafer Cast Iron Double Check Valve
特点1：
Model No: H77X-50-900-PN16
特点2：
Size: DN50-DN900
特点3：
Working pressure: PN10/PN16
特点4
Face to Face: DIN3202-K3
特点5
Flange Drilling: EN1092-PN10/PN16
特点6
Test standard: API598
特点7
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Product Details
Product Features:
Wafer body style fits between FF or RF flanges
Upper and lower PTFE thrust washers
Resilient Buna-N or EPDM seat.
Dual plate valves give maximum strength with minmum opening time .
Torsion springs assist valve closure ,preventing flow reversal
Thrust washers reduce friction and wear of valve plate hinges
Overall Dimension :
Stainless Steel Double Disc Check Valve
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ADD：Tianzhuangzi Industrial Zone, Hujiayuan Street, Tanggu District, Tianjin City, China
TEL:022-25790656 66866892
FAX:022-25799150
LIAISON:David Tong(Genaral Manager)
PHONE:+0086-13802017798
E-mail:kc_valve@vip.sina.com
