Product

Switch valve

Product description

 Swing check valve

Model

H44H/X

Size

2”～60”(50mm～1500mm)

Operating temperature

 -196℃～593℃ acc to material

Operating pressure

CLASS150-2500

Material

A216 WCB、WCC;A217 WC6、WC9、C5、C12、C12A、CA15;A351 CF8、CF8M、CF3、CF3M、CF8C、CN3MN、CK3MCUN、CN7M;A352 LCB、LCC;A494 CW-6MC、CU5MCuC、M35-1；A995 4A(CD3MN)、5A(CE3MN)、6A(CD3MWCuN)；ASME B 148 C95800、C95500 .etc

Standard

API 6D、API 594、BS 1868、ASME B16.34

Face to face

ASME B16.10

Connection end

ASME B16.5、ASME B16.25

Test tandard

API 598、ISO 5208

Operation

Auto

Application fields

electric power industry, petroleum refining, petrochemical industry, offshore oil, chemical industry and etc.

Seal material

13Cr, STL, rubber

Remark1

Apply to prevent the backflow of medium in the pipeline or the device.

Remark2

Large size check valve with hydraulic damping cylinder to prevent crash between disc and seat.