Cast Steel Check Valve
- Pressure Rating
- CL150～CL2500
- Connection
- SW, NPT, BW , RF, RTJ
- Design Standard
- API6D
- Material
- A216-WCB (Carbon Steel), A217-WC6 (1-1/4Cr-1/2Mo), A217-WC9 (2-1⁄4Cr–1Mo), A217-C5 (5Cr–1⁄2Mo), A217-C12 (9Cr–1Mo), A352-LCB (Carbon Steel), A352-LCC (Carbon Steel), A351-CF8M (18Cr–9N）
Design Features:
Pressure Range: Class 150 ~ 2500
Nominal Size Range: DN 50 ~ 900, NPS 2" ~ 36"
Connection: Flange (RF, FF, RTJ), Butt Welded (BW), Socket Welded (SW)
Bolted Bonnet (BB) Cover
Swing Type, Anti-Rotation Disc
Renewable seat rings
Design Specifications:
Design: API6D
Wall thickness: API 600
Pressure-temperature rating: ASME B16.34
Face-to-face dimensions for butt weld and flanged valves: ASME B16.10
Flange design: ASME B16.5
Butt welding design: ASME B16.25
All valves are designed to comply with the requirements of ASME B16.34, and the ASME as well as customers' requirements as applicable.
Body Material:
A216-WCB (Carbon Steel), A217-WC6 (1-1/4Cr-1/2Mo), A217-WC9 (2-1⁄4Cr–1Mo), A217-C5 (5Cr–1⁄2Mo), A217-C12 (9Cr–1Mo), A352-LCB (Carbon Steel), A352-LCC (Carbon Steel), A351-CF8M (18Cr–9N）
