Resilient Seat Gate Valve – BS Standard

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Valve Size:  DN40 – DN1200 
Pressure Rating: PN6,PN10,PN16,PN25 
Material: Cast Iron(GG25) and Ductile Iron(GGG40 and GGG50).
Design & Manufacture: BS5163 Type A, BS5163 Type B
Face to Face Dimension: EN558-1 BS5163
Ends Dimension: BS4504 EN1092
Test & Inspection: BS6755 EN12266
Drive Device: Handwheel, Cap, Bevel Gear; Electrical & Pneumatic Actuator

Leflow’s BS Resilient Seat Gate valve  has following options:
1.Several models Both BS5163 A and BS5163 B are manufacturing, Meanwhile, Leflow also designs 3 types of BS5163 A gate valve—Light,Middle and Heavy type to meet customers’ different requirement, their shape, Weight and pressure rating are not same;
2.Both Rising and Non-Rising Stem are available;
3.PN25 rating is available for size under DN300,DN600-DN1200 are our common product, and Leakage rate can be Grade A; By-pass is optional for big size valves;
4.Stem Nut can be Ductile iron, Brass,Bronze and other grade of Brass Alloy;
5.Extension Stem, Fixed or Telescopic type, is available;