FORGED LIFT CHECK VALVE

[ Design Features ]

Material: A105 | F11 | F22 | F304 | F316 | F51 | LF2
Pressure Rating 800# | 1500# | 2500#
Design Standard: BS 1868 | ASME B 16.34
Inspection & Test Standard: API 598 | BS EN 12266-l
End Connection: Screwed | Socketweld | Flanged
Size Range: 1/2" to 2”
Trims Material: As per Requirement
Optional: Full Port | Reduce Port | Integral Flange | Welded Flange

DIMENSIONS & TECHNICAL DETAILS

Parameters Class 1/2" 3/4" 1" 1 1/4" 1 1/2" 2"
Face to Face(L) 800# 87 92 106 127 127 135
1500# 92 105 125 130 135 -
2500# 105 125 130 - - -
Port Dia. (ϕp) 800# 9.5 12.7 17.5 23.8 28.6 29.5
1500# 8 9 14 20 25 -
2500# 7 12.5 15.5 - - -
Height (H) (Approx.) 800# 55 65 70 105 105 115
1500# 65 70 105 115 115 -
2500# 70 90 110 - - -
Weight (kg) (Approx.) 800# 2 3 4 6 6 8
1500# 4 4 7 10 10 -
2500# 4.5 5.3 9.7 - - -
Weighs and dimensions are for reference only.

[ Standards ]

Design Std.:ASME B 16.34 / API 602
End Connections:Flange Ends - ASME B 16.5 / Socket Weld Ends - ASME B 16.11 / Screw Ends - ASME B 1.20.1
Testing Standard:API 598 / BS EN 12266-Part-l

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Material List

No. Part Name ASTM Specification (Specs – Grades/Types)
1 Body A 105 / F 304 / F304L / F 316 / F 316L / F11 / F22 / LF2
2 Cover A 105 / F 304 / F304L / F 316 / F 316L / F11 / F22 / LF2
3 Disc* SS 410 / SS 316/ SS 304
4 Seat Ring* F6a / A105 / Lf2 / SS 316 / SS 304
5 Spring Spring Steel / Stainless Steel
6 Gasket Sprial Wound SS 304 / 316 with Asbestos / Teflon or Grafoil
7 Cover Bolts B7 / B7M / B8M / B8 / L7
*Disc and seat ring will be overlayed with stellite 6 as per customer specification.

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