- Cast Steel Check Valve
- Forged Steel Check Valve
- Cast Iron Check Valve
- Gun Metal Check Valve
FS Bolted Cover Lift Check Valve
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FEATURES |
STANDARDS |
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DESIGN |
BS 5352 / API 602 |
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FACE TO FACE |
ASME B16.10 (FOR FLANGED VALVES) |
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BUTT WELD |
Manufacturer's Standard (FOR SOCKET WELD & SCREWED ENDS)
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FLANGES |
ASME B16.5, RF
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TESTING |
API 598 / BS EN 12266-1 |
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PRESSURE CLASS |
SIZE (NB) |
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CLASS 150/300/600/800
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1/4"(8mm) – 2"(50mm)
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CLASS 1500
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1/4" (8mm) – 1.1/2"(40mm)
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Material
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PART NAME |
MATERIAL DESCRIPTION |
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BODY
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ASTM A105/ A182 F316 / F304 / F316L / F304L / A350 LF2
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SEAT RING
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AISI SS304/ SS316/ SS410 (13% Cr.)
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PLUG
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AISI SS304/ SS316/ SS410 (13% Cr.)
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GASKET |
SPIRAL WOUND SS 304+GRAPHITE
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COVER
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ASTM A105/A182 F316/F304/F316L/F304L/LF2
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| COVER BOLT |
ASTM A193 GR.2H |
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Other Features on Request
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1. Also available in class 900 / 1500 / 2500
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6. Pup piece /nipple extended ends.
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2. Available in full bore upto 1.1/2'' (40nb)
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7. Welded cover available.
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3. Also available in other material ASTM A182 A11 & F22
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4. stellited on request.
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5. Available in flange ends RF & RTJ.
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Cast Iron Check Valve
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FEATURES |
STANDARDS |
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DESIGN |
BS 5153 / IS 5312
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FACE TO FACE |
ASME B16.10 CL.125 / BS 5153
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FLANGES |
ASME B16.5/BS 4504/ANSI B16.1
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TESTING |
API 598 / BS EN 12266-1/td>
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PRESSURE CLASS |
SIZE (NB) |
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CLASS 125
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2"(50mm) – 24"(600mm)
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PN-16
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2"(50mm) – 24"(600mm)
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Material
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PART NAME |
MATERIAL DESCRIPTION |
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BODY
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CAST IRON IS 210 FG 200
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SEAT RING
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SS 18-8 / AISI SS410 / SS304 / SS316
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DISC RING
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SS 18-8 / AISI SS410 / SS304 / SS316
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HINGE |
ASTM A216 Gr.WCB/ A351 GR CF8/ CF8M/ A217 GR C5
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DISC |
CAST IRON IS 210 FG 200
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HINGE
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CAST IRON IS 210 FG 200
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| HINGE PIN |
AISI SS410 / SS304 / SS316 |
| GASKET |
COMPRESSED ASBESTOS FIBRE |
| COVER |
CAST IRON IS 210 FG 200 |
| STUD / NUT |
ASTM A193 Gr.B7 / A194 Gr.2H |
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Screwed Cover Bronze Check Valve
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FEATURES |
STANDARDS |
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DESIGN |
IS 778
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FACE TO FACE |
IS 778
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SCREWED ENDS |
ASME B1.20.1/ ANSI B2.1 / NPT / BSP
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TESTING |
IS 778
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PRESSURE CLASS |
SIZE (NB) |
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CLASS 1 |
1/2"(15mm) – 4"(100mm)
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CLASS 2
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1/2"(15mm) – 4"(100mm)
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Material
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PART NAME |
MATERIAL DESCRIPTION |
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BODY/COVER
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BRONZE ( IS : 318 LTB2 )
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DISC
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BRONZE ( IS : 318 LTB2 )
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PIN
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FORGED BRASS ( IS : 6912)
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PLUG |
BRONZE ( IS : 318 LTB2 )
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Other Features on Request
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1. Flange End Valve available
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