Shuangheng Valve Co.,Ltd.
Gate Valve,Globe Vavle,Check Valve,Ball Valve,Plug Valve
Butterfly Valve,Forged Steel Valve                                                        TEL:+86-0512-57489052  EMAIL:sweal@valve-shv.com 
Product List

It's our product catalog
Contact Us

Below any way all may contact us
Address: No.5,BaiLu 2 village,Yushan town,Kunshan Economic & Technological Development Zone,Suzhou Kunshan city,Jiangsu Province China
Tel:0086-0512-57489052
Mobile No:0086-13912665842
fax:00886-0512-57923498
Email:weal@valve-shv.com
sales@valve-shv.com
Skype:valve-shv
Contact Person: Mr Weal
Contact me with MSN
Products>Piston check valve


Piston check valve 800LB

Standard Material Specification

NO. Part Name CS to ASTM AS to ASTM SS to ASTM
Type A105 Type F22 Type F304(L) Type F316(L)
1 Body A105 A182 F22 A182 F304(L) A182 F316(L)
2 Piston Disc A276 410 A276 304 A276 304(L) A276 316(L)
3 Gasket Corrugated SS+graphite SS+PTFE
4 Bonnet A105 A182 F22 A182 F304(L) A182 F316(L)
5 Nameplate SS
6 Bolt A193 B7 A193 B16 A193 B8M A193 B8M
7 Ball A182 F304 A182 F304 A182 F304 A182 F304
Suitable Medium W.O.G.etc W.O.G.etc HNO 3 ,CH 3 OOH etc
Suitable Temperature -29℃～425℃ -29℃～550℃ -29℃～180℃
Note: Other materials are available upon request. CS=Carbon Steel; AS=Alloy Steel; SS=Stainless Steel;

Dimension (mm) and Weight (Kg)

NPS Conv. 3/8" 1/2" 3/4" 1" 11/4" 11/2" 2"  
Full   3/8" 1/2" 3/4" 1" 11/4" 11/2" 2"
L 79 79 92 111 120 152 172 200
H 61 61 65 79 95 103 118 132
Wieght Bolted 1.4 1.2 1.5 3.1 3.9 5.6 8.9 12.5
Welded 1.1 1.0 1.2 2.9 3.3 4.9 8.1 10.9
  piston check valve
Piston check valve 900LB～1500LB

Standard Material Specification

NO. Part Name CS to ASTM AS to ASTM SS to ASTM
Type A105 Type F22 Type F304(L) Type F316(L)
1 Body A105 A182 F22 A182 F304(L) A182 F316(L)
2 Piston Disc A276 420 A276 304 A276 304(L) A276 316(L)
3 Gasket Corrugated SS+graphite SS+PTFE
4 Bonnet A105 A182 F22 A182 F304(L) A182 F316(L)
5 Nameplate SS
6 Bolt A193 B7 A193 B16 A193 B8M A193 B8M
7 Ball A182 F304 A182 F304 A182 F304 A182 F304
Suitable Medium W.O.G.etc W.O.G.etc HNO 3 ,CH 3 OOH etc
Suitable Temperature -29℃～425℃ -29℃～550℃ -29℃～180℃
Note: Other materials are available upon request. CS=Carbon Steel; AS=Alloy Steel; SS=Stainless Steel.  

Dimension (mm) and Weight (Kg)

NPS Conv. 3/8” 1/2” 3/4” 1” 11/4” 11/2” 2”  
Full   3/8” 1/2” 3/4” 1” 11/4” 11/2” 2”
L 92 111 111 120 152 172 200 220
W 65 79 79 97 104 120 139 215
Weights Bolted 1.6 3.4 3.3 5.5 6.0 9.2 12.9 16.2
Welded 1.3 3.2 3.1 4.8 5.4 8.5 11.2 14.3


Safety Valve Globe Valve Check Valve Ball Valve Forged Steel Valve Gate Valve
Butterfly Valve Plug Valve      

COPYRIGHT(C) 2010 Shuangheng. ALL RIGHTS RESERVED.www.valve-shv.com
services hotline(International): 0086-0512-57489052 China Valve Manufacturers -Shuangheng Valve
link:check valve | stainless steel tube