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Forged steel (A 105)
Horizontal check valve Class 150 (Reduced Bore)
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Features
  • Conforming to BS : 5352 / API 602 BSEN -15761
  • Screwed female ends to BSP/ NPT
  • Socket welded ends to ANSI B16.11.
  • Bolted cover, sturdy in design.
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Materials of Construction
Name of part Material Standard
Body & cover Forged Steel ASTM A 105
Body ring & disc Stainless Steel ASTM A 182 F 6A
Gasket Spiral wound S.S. 304 Graphite filled ASTM 276 TYPE 410
Fastners Alloy Steel ASTM 193 B7/ A194 2H

Pressure/ Temperature ratings
Temp (*c) -29* to 38* 93.5* 149* 204* 260* 316* 343* 371* 399* 427* 454* 482* 510* 538*
Pressure
bar
136 124 121 117 110 101 99 98 93 76 49 32 19 10

TEST PRESSURE (HYD.):
PN16 - BODY 24 BAR, SEAT 16 BAR.


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Gun metal Horizontal Lift Check Valve
(Union cap) Screwed/Flanged
Features
  • Confirming to BS: 5154/B PN 32
  • Screwed female ends to BS: 21/ISO: 7/ IS: 554
  • Flanged ends to BS: 10 Table F
  • Increases lift to ensure fluu flow area.
  • Available with Teflon seating, also for air application.
  • Guided plug type disc, S.S working parts.
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Materials of Construction
Name of part Material Standard
Body & Bonnet Bronze BS: 1982 CC 491K
Stem, Disc, Body seat ring Stainless Steel ASTM A276 Type 410

Pressure/ Temperature ratings
Temp (*c) -10* to 100* 120* 150* 170* 180* 186* 190* 198*
Pressure
bar
32 28.3 22.8 19.2 17.4 16.2 15.5 14

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Gun metal check valve
Screwed/Flanged
Features
  • Confirming to BS: 5154/B PN 32 for sizes 1/2" to 2"
    and PN 25 for 2-1/2" to 4"
  • Screwed female ends to BS: 21/ISO: 7/ IS: 554
  • Flanged ends to BS: 10 Table F
  • Screwed in bonnet, Integral seat, Guided plug type disc.
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Materials of Construction
Name of part Material Standard
Body & Bonnet Bronze BS: 1982 CC 491K
Disc, Body seat ring Stainless Steel ASTM A276 Type 410

Pressure/ Temperature ratings
Temp (*c) -10* to 100* 120* 150* 170* 180* 186* 190* 198*
Pressure
bar (1/2" to 2")
32 28.3 22.8 19.2 17.4 16.2 15.5 14
Pressure
bar (2-1/2" to 4")
25 21.8 16.5 12.8 11.3 10.5

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Horizontal lift check valve
(Flanged)
Features
  • Confirming to BS: 5153
  • Flanged ends to DIN 2533 PN-16 RF upto 150mm sizes and PN-10 RF for 200mm
  • Straight/ Angle pattern, bolted cover, full flow area.
  • Renewable 13% Cr. Stainless steel (AISI 401) working parts.
  • Minimum pressure drop inside body due to streamlined body design.
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Materials of Construction
Name of part Material Standard
Body, cover & disc S.G. Iron / Cast Iron DIN 1693 GGG40/ BS 1561 GJL 200
Fastners Alloy Steel ASTM 193 B&/ A19 2H
Disc & body ring Stainless Steel ASTM 276 TYPE 410
Gasket Non-Asbetos fibre

Pressure/ Temperature ratings
Temp (*c) -10* to 120* 150* 180* 200* 220*
Pressure
bar (upto 150mm)
16 14.8 13.9 13 13
Pressure
bar (200mm)
10 9.2 8.5 8 8

TEST PRESSURE (HYD.):
PN16 - BODY 24 BAR, SEAT 16 BAR.
PN10 - BODY 15 BAR, SEAT 10 BAR.