Specifications

Screwed Vertical Check Valve 
1)Material:SS304,304L,316,316L 
2)Size:1/4''-2''& DN6-DN50 
3)Certificate:API 6D & ISO &CE 
 

 Stainless Steel Screwed Vertical Check Valve
1)Material:SS304,304L,316,316L
2)Size:1/4''-2'&DN6-DN50
3)Certificate:API 6D & ISO9001:2000 & CE

4)Full bore pressure temperature rating 200PSI WOG

5)Threaded end:Optional BSPT\NPT\DIN2999

6)Suitable medium:water,gas,air and some corrosive liquid

 

Features:

1.Investment casting body and cap.

2.Screwed bonnet, replaceable seat.

3.Low pressure drop.

4.Temperature Range: -4 to 356 °F

5.Working pressure 200 psi for W.O.G.

6.100% leakage tested at 100 psi air under water

7.Hydrostatic test pressure: 300psi

 

Standards 

1.       Standard Compliance: ANSI B16.34 , BS 5352

2.       Threaded End: ANSI B1.20.1

3.       Socked Welding Ends: ANSI B16.11

4.       Butt Welding Ends:ANSI B16.25

5.       Inspection and Test:Tested to API 598, BS 6755

 

Connection End:

1.       RF and RTJ flange ends to ANSI B16.5 or API 605.

2.       MSS SP-44 standard.

3.       BW flange ends to ANSI B16.25 standard.

 

Applications:

1.       Chemical, Refinery Plant

2.       Gas Purification Plant

3.       Power Station, Shipbuilding

4.       Recycling Facilities