ANSI Lift Cast Steel Check Valve

Nominal Diameter:        2" to 30"

Nominal Pressure:        Class 150 & 300 & 600 & 900&1500&2500

Design Standard:          API 6D /ASME B16.34 /BS1868

FTF Dimension:            ASME B 16.10 &API 6D

Flange Connection:      ASME B16.5 &ANSI B16.47

Butt-welding ends:       ASME B16.25

Inspection and Test:    API 598 & API 6D

Material List:

No.  Item        Material                                   Symbol

  1.  Body       Stainless Steel                         ASTM A351 CF8

                      Stainless Steel                         ASTM A351 CF8M

                      Stainless Steel                         ASTM A351 CF3

                      WCB                                        ASTM A216 WCB+13Cr

  2.  Disc        Stainless Steel                         ASTM A351 CF8

                      Stainless Steel                         ASTM A351 CF8M

                      Stainless Steel                         ASTM A351 CF3

                      WCB                                         ASTM A216 WCB+13Cr

  3.  Gasket   Graphite+304/316/304L           Graphite+304/316/304L

  4.  Cover     Stainless Steel                          ASTM A351 CF8

                      Stainless Steel                          ASTM A351 CF8M

                      Stainless Steel                          ASTM A351 CF3

                      WCB                                         ASTM A216 WCB+13Cr

  5.  Nut          A194B8&8/B8M&8M/B7&2H    A194B8&8/B8M&8M/B7&2H

  6.  Bolt         A193 B8/B8M/B7                      A193 B8/B8M/B7

Structure and Feature

1. OEM Factory:    Professional manufacturer, clients from whole world.             

2. High Quality, Competitive Price:    Custom is accepted.                

3. Complete Service:    Long service Life, Fast delivery, Multilingual services.             

4. Certificates:    ISO9001, CE, NSF, TS, WRAS.            

5. Low MOQ:    Ready for providing the sample and producing some small orders.