API CHECK VALVE

API CHECK VALVE

Standard

 

Design and Manufacture: Cast steel check valve to BS1868,ASME B16.34 and API 6D;Forged steel check valve to API 602.

Inspection and Test: API 598.

End Flange Dimension: ASME B16.5 for NPS 24"

ASME B 16.47 series B, ASME B16.47 series A,MSS SP-44Јfor NPSЈ24Ј.

BW End Dimension: ASME B16.25.

Socket-weld Dimension: ASME B16.11.

Face to Face and End to End: ASME B16.10.

Pressure-temperature Ratings: ASME B16.34.

 

Size Range: 1/2"-36"

Pressure Range:150LB-2500LB

Application:Chemical,Petrochemical,Oil & Gas,Refining and Water Treatment Industry,etc;

                     ASTM Material list of BS1868 Swing Check Valve

 

No

 

Part Name

 

 

Carbon Steel to ASTM

 

 

Stainless Steel to ASTM

 

 

Alloy Steel to ASTM

 

1

Body

A216 WCB

A352 LCB

A351 CF8

A351 CF8M

A351 CF3

A351 CF3M

A217 WC6

A217 WC9

A217 C5

2

Cover

A216 WCB

A352 LCB

A351 CF8

A351 CF8M

A351 CF3

A351 CF3M

A217 WC6

A217 WC9

A217 C5

3

Seating Ring

A105N

A350LF2

A351 CF8

A351 CF8M

A351 CF3

A351 CF3M

A182 F11

A182 F22

A182 F5

4

Disc

A216 WCB

A352 LCB

A351 CF8

A351 CF8M

A351 CF3

A351 CF3M

A217 WC6

A217 WC9

A217 C5

5

Hinge

A216 WCB

A352 LCB

A351 CF8

A351 CF8M

A351 CF3

A351 CF3M

A217 WC6

A217 WC9

A217 C5

6

Yoke

A216 WCB

A352 LCB

A351 CF8

A351 CF8M

A351 CF3

A351 CF3M

A217 WC6

A217 WC9

A217 C5

7

Gasket

Graphite+SS304, PTFE

8

Disc Washer

A182 F6a

A182 F6a

A182 F304

A182 F316

182 F304L

A182 F316L

A182 F304

9

Disc Nut

A182 F6a

A182 F304

A182 F304

A182 F316

182 F304L

A182 F316L

A182 F304

10

Pin

A182 F6a

A182 F304

A182 F304

A182 F316

182 F304L

A182 F316L

A182 F304

11

Nut

A194 2H

A194 4

A194 8

A194 7

12

Bolt

A193 B7

A320 L7

A193 B8

A193 B16

13

Screw

A193 B7

A320 L7

A182 F304

A182 F316

182 F304L

A182 F316L

A182 F304

14

Lifting Lug

A194 2H