Check Valve

Material

• Standard: A105, A105N, A216 WCB
• Low-temperature: A350 LF2, A352 LCB
• High-temperature: A182 F1, F11, F22, A217 WC6, WC9
• Stainless steel: A182 F304, F316, F304L, F316L, A351 CF8, CF8M, CF3, CF3M

Size

• 1/2 – 36”

Pressure

• class 150 – 2500 lbs

Ends

• Socket weld (SW) ANSI B16.11
• Butt weld (BW) ANSI B16.25
• National Pipe Thread (NPT) ANSI B1.20.1
• Flanged ends ANSI B16.5 RF / RTJ

Check Valve API602
Bolted Bonnet, Lift Type
Size 3/8 – 2” | class 800 lbs | end SW, BW, NPT, flange RF

Operating

• Hand wheel

Type

• Bolted Bonnet
• Welded Bonnet
• Pressure Seal
• Lift Type

Face-to-face dimension

• According to manufacturer standard

Design

• According to ANSI B16.34

Check Valve API602
Pressure Seal, Bolted Bonnet, Lift Type
1/2 – 2” | class 900 – 2500 lbs | end SW, BW, NPT, flange RF