Pressure Seal Gate Valve

Pressure seal gate valves usually are used for high temperature and high pressure application. The materials are available carbon steel, alloy steel and stainless steel.

CLASS 600~2500 Pressure Seal Gate Valve

OS&Y, Rising stem, Flexible wedge
Pressure seal bonnet, Threaded or welded seat ring
ASTM A216 WCB, A217 WC6, A351 CF8, A351 CF8M, A351 CF3, A351 CF3M, A351 CN7M

Standards compliance
Design and Manufacture: ANSI B16.34, API 600, API 6D, BS1414
Face to face(end to end): ANSI B16.10, API 6D
Flanged connection: ANSI B16.5
Butt welded end: ANSI B16.25
Test and inspection: API 598, API 6D
A. Back up ring: Absors thrust applied by internal pressure
B. Thrust ring: Protects the soft metallic gasket from deformation
C. Gasket: Unique angular design provides superior sealing

Materials

NO.	Part Name	Material
23	Grease Nipple	Brass
22	Grub Screw	Carbon steel
21	Hand Wheel Nut	Carbon steel
20	Hand Wheel	Malleable lron/cast steel/ductile lron/fabricated steel
19	Yoke Nut	Carbon steel/SS
18	Eyebolt and Nut	A 193 B7/A194 2H~A193 B8/A194 8
17	Pin	Carbon steel/stainless steel
16	Stem Nut	A 439-D2/cu-alloy
15	Gland Flange	Carbon steel/equivalent to body material
14	Gland	Stain less steel
13	Gland Bush	See body material
12	Back Seat
11	Stem
10	Seat Ring
09	Wedge

NO.	Part Name	WCB	LCB	WC6	WC9
08	Bolt and Nut	A193 Gr B7/A194 Gr 2H	A320 Gr L7/A194 Gr 4	A193 Gr B16/A194 Gr 4/7	A193 Gr B16/A194 Gr 4/7
07	Gland Packing	Graphite	Graphite	Graphite	Graphite
06	Gasket	Soft lron	Soft lron	SS304	SS304
05	Thrust Ring	A105	A182 F304	A182 F11	A182 F22
04	Back Up Ring	A105	A182 F304	A182 F11	A182 F22
03	Yoke	A216 Gr WCB	A352 Gr LCB	A271 Gr WC6	A271 Gr WC9
02	Bonnet	A216 Gr WCB	A352 Gr LCB	A271 Gr WC6	A271 Gr WC9
01	Body	A216 Gr WCB	A352 Gr LCB	A271 Gr WC6	A271 Gr WC9

NO.	Part Name	C5	C12	CF8	CF8M
08	Bolt and Nut	A193 Gr B7/A194 Gr 2H	A193 Gr B16/A194 Gr 4/7	A193 B8/A194 8	A193 B8M/A194 8M
07	Gland Packing	Graphite	Graphite	Graphite	Graphite
06	Gasket	SS304	SS304	SS304	SS316
05	Thrust Ring	A182 F22	A182 F22	A182 F304	A182 F316
04	Back Up Ring	A182 F22	A182 F22	A182 F304	A182 F316
03	Yoke	A217 Gr C5	A217 Gr C12	A351 Gr CF8	A351 Gr CF8M
02	Bonnet	A217 Gr C5	A217 Gr C12	A351 Gr CF8	A351 Gr CF8M
01	Body	A217 Gr C5	A217 Gr C12	A351 Gr CF8	A351 Gr CF8M

Products List

Ball Valve
◆ Cast Steel Floating Ball Valve
◆ Forged Steel Floating Ball Valve
◆ Cast Steel Trunnion Ball Valve
◆ Forged Steel Trunnion Ball Valve
◆ Welded Structure Ball Valve
◆ Top Entry Ball Valve

Butterfly Valve
◆ Concentric Type Butterfly Valve
◆ Double Eccentric Butterfly Valve
◆ Triple Offset Butterfly Valve
◆ High Performance Butterfly Valve
◆ AWWA C504 Butterfly Valve
◆ Electric Butterfly Valve 
◆ Pneumatic Butterfly Valve
◆ High Pressure Butterfly Valve  

Gate Valve
◆ Cast Steel Gate Valve
◆ Pressure Seal Gate Valve
◆ Throught Conduit Gate Valve
◆ Forged Steel Gate Valve

Globe Valve
◆ Cast Steel Globe Valve
◆ Pressure Seal Globe Valve
◆ Forged Steel Globe Valve

Check Valve
◆ Cast Steel Swing Check Valve
◆ Pressure Seal Check Valve
◆ Dual Plate Wafer Check Valve
◆ Forged Steel Check Valve

Plug Valve
◆ Sleeve Soft Sealing Plug Valve
◆ Inverted Pressure Balance Lubricated Plug Valve

◆ Steel Strainer

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Address: Sanqiao Industrial Zone, Oubei Town, Yongjia County, Zhejiang Province, China. Zip Code: 325102
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