~Basic Info
• Model NO.: H41H,H42H,H44H
• Connection Form: Flange
• Standard: ANSI
• Certificate: CE&ISO9001
• Trademark:DMS,DHV,DPV,WAGI,POWELL,SW,HS,SWI
• Specification: ANSI,API
• HS Code: 84813000
• Material: Cast Steel
• Structure: Swing,piston,&lift  type
• Application: Industrial Usage
• HS: 8481803000
• Transport Package: Plywood box
• Origin: china
Product description:
API check valve
Material: WCB, cast steel,LCB,LCC,WCC,WC5,C5,WC6,WC9,WC11
Connection type: Flange
Pressure: class150, class300, class600,class900,class1500,class2500

Features
Design and manufacture : API 6D and BS 1868
Face to face dimension : ASME B16.10
Flange  dimension : 24" and smaller valves : ASME B16.5
26" and larger valves : Asme B16.47 series A and B
B.W. End : ASME B16.25
Shell Wall Thickness: 24" and smaller to API600 BS 1868 26" and larger to manufacturer  standard.
 
NO. Parts Material
1 body WCB
2 Seat ring  A105+13CR
3 Disc WCB+13CR
4 Hinge  WCB
5 Hinge Pin  A276 410
6 Washer  A276 410
7 Plug A276 410
8 Cover Bolt  A193 Gr.B7
9 Cover Nut  A194 Gr.2H
10 Gasket ss304.+Graphite
11 Cover WCB
12 Eye Bolt C.S
13 Pin A276 410
14 Nut ss304
15 Washer A276 410