Cast Iron Gate Valves
Class 125 / 250
Bolted bonnet, Non-rising stem, Solid wedge disc.

Description:
Design and manufacture: MSS SP-70
Face to face dimensions: ANSI B16.10
Flanged end: ANSI B16.1
Size: 2" ~ 36"
Safe working pressure: 200 psi / 500psi
Suitable medium: water, oil, gas

Standard materials of parts No. Parts Materials American Standard 1 Body Cast iron ASTM A 126 Class B 2 Seat ring Cast bronze ASTM B62 3 Wedge face ring Cast bronze ASTM B62 4 Wedge Cast iron ASTM A 126 Class B 5 Stem Brass ASTM B16 6 Body gasket Graphite   7 Bolt Steel ASTM A307-B 8 Nut Steel ASTM A307-B 9 Bonnet Cast iron ASTM A 126 Class B 10 Backseat bushing Cast brass ASTM B584 11 Packing Graphite   12 Packing gland Cast brass ASTM B584 13 Gland follower bolt Steel ASTM A307-B 14 Gland follower nut Steel ASTM A307-B 15 Gland follower Ductile iron ASTM A536 65-45-12 16 Yoke bushing Cast bronze ASTM B62 17 Yoke bushing nut Cast iron ASTM A 126 Class B 18 Screw Steel ASTM A307-B 19 Handwheel Cast iron ASTM A 126 Class B 20 Nameplate Aluminum   21 Handwheel nut Ductile iron ASTM A536 65-45-12