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Zhejiang Tiante valve Co.,Ltd is established in 1989 which has 360 employees and 53 technicians inculding 7 senior engineers. The headquarters of the company is located in the Economic Developing Zone of Lishui City, in Zhejiang Province.It covers an area of 25000 spuare meters and its building area is 2000 square meters. Our company has seven main shops:the casting shop, numrical control processing shop, machine-processing shop,heat treatment shop,welding shop, assembling shop and testing shop etc.We also has the CAD valve designingcenter,Physical and Chemical laboratory,Scratching test laboratory and three dimensional imitation manufacturing laboratory.There are over 170 sets of equipment for processing and 32 sets of equipment for testing. So our production has the novel design, advanced configuration, exquisite technics,excellent execution,self-contained instrument for testing.
Design of Forged Steel Check Valve
Remark:1.Type of end connection referred to Appendix
                2.Type of body and bonnet connection referred to Appendix
Material List For Main Parts
No.
Part Name
ASTM
Carbon Steel
Stainless Steel
Alloy Steel
1
Body
A105
LF2/LF3
A182 F304
A182F11/F22
2
Seat
A182F6a
A182F6a
A182 F304
A182F11/F22
3
Disc/Ball
A182F6a
A182F6a
A182 F304
A182F6a
4
Pin
A276-410
A276-410
A276-304
A276-410
5
Spring
Si.Mn Alloy Steel
Stainless Steel
Cr.v Alloy Steel
6
Gasket
Graphite+304
7
Bonnet
A105
LF2/LF3
A182 F304
A182 F11/F22
8
Bolt
A193 B7
A320 L7
A193 B8
A193 B16
Forged Steel Check Valve Product Line
Ends
Port
Structure
Pressure
8
10
15
20
25
32
40
50
65
PN
Class
1/4
3/8
1/2
3/4
1
11/4
11/2
2
21/2
Flange,Buttweld
FP
BS/BL/WS/WL
1.6-10.0
150
*
*
*
*
*
*
*
300
*
*
*
*
*
*
*
600
*
*
*
*
*
*
*
Flange,Buttweld
FP
PL
16.0-42.0
900
*
*
*
*
*
*
*
1500
*
*
*
*
*
*
*
2500
*
*
*
*
*
*
*
Threaded,Socket
RP
BS/BL/WS/WL
1.6-10.0
150
*
*
*
*
*
*
*
*
*
300
*
*
*
*
*
*
*
*
*
600
*
*
*
*
*
*
*
*
*
800
*
*
*
*
*
*
*
*
*
Threaded,Socket
FP
BS/BL/WS/WL
1.6-10.0
150
*
*
*
*
*
*
*
*
*
300
*
*
*
*
*
*
*
*
*
600
*
*
*
*
*
*
*
*
*
800
*
*
*
*
*
*
*
*
*
Threaded,Socket
FP
BS/BL/WS/WL
16.0-26.0
900
*
*
*
*
*
*
*
1500
*
*
*
*
*
*
*
Threaded,Socket
FP
Y-BL/WL
-
800
*
*
*
*
*
*
*
*
*
1500
*
*
*
*
*
*
*
*
*
Performance Specification
Norminal Pressure
Class
150
300
600
800
900
1500
2500
(MPa)
Test Pressure
Shell Test
2.93
7.55
10.0
20.1
15.0
37.5
63.0
High Pressure Seal Test
2.07
5.52
7.31
14.7
11.03
27.5
16.2
Low Pressure Seal Test
0.6
Applicable Temperature
≤425℃
Applicable Medium
Water,oil & gas
Catalog Show
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Butterfly Valve
Ball Valve
Check Valve
Globe Valve
Gate Valve

 

Sales Dept:801 Room DexingGe, Hongkong Building, Oubei, Wenzhou City, China
Tel : +86-577-6799-9959
Fax : +86-577-6799-9960
E-mail : Sales@gatevalvemanufacturer.com

Factory : Economic Development Zone, Lishui, Zhejiang,China
Tel : +86-578-219-7999
Fax : +86-578-251-3998
Url : http://www.gatevalvemanufacturer.com
Our other products:
Y-type Strainer, Power Station Swing Check Valve, High Temperature High Pressure Power Station Valve, Power Station Throttle Valve, High Temperature High Pressure Power Station Valve, Plug Valve, API Plug Valves, Butterfly valve-Class 300 Butterfly Valve, Butterfly valve-Class 125 Butterfly Valve, Class 900 Full Bore Trunnion Mounted Ball Valve, Floating Ball Valve, Forged steel check valve, Swing Type Check Valve, Class 900 Gate Valve, BS Cast Steel Globe Valve, Forged Steel Gate Valve, API Gate ValveGate valve,Globe valve,Check valve,Ball valve,Butterfly valves,Plug valve,Power station valve,Type Strainer
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