FORGED STEEL PISTON HORIZONTAL CHECK VALVE

CHARACTERISTICS

According to ANSI and ASTM standards;

Ends:

– threaded (BSP / NPT);

– weld fitting (SW) according to ANSI B 16.11;

Can be supplied with adapted flanges;

Conical closure ensuring total watertightness.

Service Work – Class 800 lbs

Saturated Steam at 440°C -> 55.2 bar (800 lbs/in)

Water, oil and gas at 40°C without Shock -> 138.1 bar (2,000 lbs/in)

Service Work – Class 1.500 lbs

Saturated Steam at 440°C -> 103.5 bar (1,500 lbf/in)

Water, oil and gas at 40°C without shock -> 248.6 bar (3,600 lbf/in)

Service Work – Class 2.500 lbs

Saturated Steam at 440°C -> 172.6 bar (2,500 lbf/in)

Water, oil and gas at 40°C without shock -> 393.64 bar (5,700 lbf/in)

Components

1 – Screw cap

2 – Cap

3 – Stud bolts

4 – Joint

5 – Piston

6 – Ring (seat)

7 – Body

8 – Flange

Materials of the Seat

Carbon  Steel

Stainless Steel (AISI 304, 316 and 410)

Brass

Monel

Stellite

Other Leagues On Request

Table of weights/dimensions