Cast Iron/Ductile Iron Butterfly Check Valve-Wafer Check Valve

  • Model NO.: CI/DI WAFER CHECK VALVE
  • Connection Form: Wafer
  • Pressure: Ordinary Temperature
  • Sealing Form: Soft Seat
  • Standard: ANSI
  • Size: Dn40 to Dn1000
  • Body Material: Cast Iron,Carbon Steel,Stainless Steel
  • Trademark: front
  • Specification: CE
  • HS Code: 84813000
  • Material: Cast Steel
  • Structure: Swing
  • Function: Ddcv Double Lobe
  • Flow Direction: Unidirection
  • Application: Industrial Usage, Water Industrial Usage
  • Class: Pn10/16,150lb
  • Seat: Metal Seat or Soft Seat
  • Transport Package: plywood case
  • Origin: China
Cast Iron/ductile iron Duo Plate Wafer Check Valves, single plate wafer check valve

Standard compliance:
1) Design and manufacture: API594
2) Test and inspection: API 598
3) Face to face dimensions: BS EN 558-1
4) Install between flanges: ANSI 16.10 CLASS 125, DIN2501 PN10/16, BS4504 PN10/16

Specifications:
1) Size: DN40 to DN1000
2) Class: PN10, PN16, 125LB, 150LB
3) Type: Double Disc, Single Disc, wafer type, NBR/EPDM/VITON/PTFE Seat
4) Material: CAST IRON, DUCTILE IRON, CF8, CF8M

Design and manufacture: MSS SP-67, API 609
Test and inspection: API 598 .
Flanged end: ANSI, BS, DIN etc.
Resilient seat
Size: 2" ~ 24" (DN50 ~ 600)
Working pressure: 1.0MPa/1.6MPa

Standard materials of parts
No. Part Name Material
1 Body Grey iron, Ductile iron, Cast steel, Stainless steel
2 Disc Ductile iron, Aluminum bronze, Stainless steel
3 Spring Stainless steel
4 Hinge Pin Stainless steel
5 Stop Pin Stainless steel
6 Plug Steel
7 Body Bearing PTFE
8 Spring Bearing PTFE
9 Eye Bolt Steel
10 Body Seat EPDM, Neoprene and NBR etc.
Dimensions (in mm & inch) and weight
Size φA φE B GR F WT
KGS
mm inch
50 2" 102 65 43 28.8 19 1.5
65 2.1/2" 121 80 46 36.1 20 2.4
80 3" 134 94 64 43.4 28 3.6
100 4" 171 117 64 52.8 27 5.7
125 5" 193 145 70 65.7 30 7.3
150 6" 219 170 76 78.6 31 9.0
200 8" 276 224 89 104.4 33 17
250 10" 336 265 114 127 50 26
300 12" 406 310 114 148.3 43 42
350 14" 448 360 127 172.4 45 55
400 16" 489 410 140 197.4 52 75
450 18" 511 450 152 217.8 58 101
500 20" 546 505 152 241 58 111
600 24" 603 624 178 295.4 73 172

 
All our products are designed and manufactured strictly in conformity with the standard of API, ANSI, AWWA, JIS, BS and DIN, etc. Most of our manufacturers have obtained ISO 9001, API 6D, TUV and CE certificates to ensure the quality stability of the products. We provide EN10204-3.1B. Mill Test Certificate for all our supplied products.

Our products range covers all kinds of ball valves, gate valves, globe valves, check valves, butterfly valves, plug valves, safety relief valves, bellow sealed valves, diaphragm valves, steam traps, knife gate valves, strainers, quick couplings, all types of flanges, pipe fittings, bolts&nuts&gaskets, steel plates, tubing and casing, line pipes and other pipeline equipment & components, with the materials of carbon steel, alloy steel, stainless steel, grey iron, ductile iron, brass and bronze. Our products are utilized widely in oil, gas, hydraulic, refining chemicals, petrochemicals, pharmaceuticals, food industries, fire-safe systems, marine systems and power stations, etc.

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