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Forged Steel Check Valve

Forged Steel Check Valve

Zhejiang MingTai Valve Co., Ltd
Tel£º+86-577-67311296
Fax£º+86-577-67999568
Email£ºsales@mingtaivalve.com
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Piston Check Valve


         


Standarded Materials

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  S.S + Flexible Graphite SS+PTFE
4 Bonnet A105 A182 F22 A182 F304(L) A182 F316(L)
5 Nameplate S.S
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 HNO3 ,CH3OOH etc
Suitable Temperature -29¡æ¡«425¡æ -29¡æ¡«550¡æ -29¡æ¡«180¡æ
Note:Other materials aer 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 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¡æ¡«425¡æ -29¡æ¡«550¡æ -29¡æ¡«180¡æ

Note:Other materials aer 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
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