Manufacture : GBA
Cast Steel Gate Valve (Bolt Bonnet)
Applicable Standards
Design and manufacture : API 600
Face to Face/ End to End : ASME B16.10
Flanged End : ASME B16.5/ ASME 16.47
Butt-welded End : ASME B16.25
Test & Inspection : API 598
Design Description
Full Bore Design
Outside Screw & Yoke (OS & Y)
Bolted Bonnet (BB)
Flexible Wedge, Fully Guide
Solid or Split Wedge Gate
Renewable Seat Rings
Forged T-Head Stem
Rising Stem and Non-Rising Handwheel
Flanged or Buttwelded Ends
Available with Bevel Gear Operator
Main Materials
WCB, LCB, WC6, WC9,
CF8, CF8M, CF3, CF3M,
A995 4A, A995 5A, A995 6A,
Alloy 20, Monel, Inconel
Parts and Material List
Note : (1) The Lenght of the bonnet Extension of cryogenic valves shall be determined on actual working temperature.
Dimensions and Weights
Class 150
Class 300
Class 600
Class 900
Class 1500
Class 2500
Cast Steel Gate Valve (Pressure Seal Bonnet)
Applicable Standards
Design and manufacture : ASME B16.34
Face to Face/ End to End : ASME B16.10
Flanged End : ASME B16.5/ ASME 16.47
Butt-welded End : ASME B16.25
Test & Inspection : API 598
Design Description
Full Bore Design
Outside Screw & Yoke (OS & Y)
Pressure Seal Bonnet (PSB)
Flexible Wedge, Fully Guide
Solid or Split Wedge Gate
Renewable Seat Rings
Forged T-Head Stem
Rising Stem and Non-Rising Handwheel
Flanged or Buttwelded Ends
Available with Bevel Gear Operator
Main Materials
WCB, LCB, WC6, WC9,
CF8, CF8M, CF3, CF3M,
A995 4A, A995 5A, A995 6A,
Alloy 20, Monel, Inconel
Parts and Material List
Dimensions and Weights
Class 900
Class 1500
Class 2500
