SUNFORD VALVES

Forged Steel Gate Valve Class 800/1500/2500

Forged Steel Gate Valve Class 800/1500/2500

Design & Manufacturer Standards

Valve Design / Shell Thickness API 602 / ISO 15761
Face to Face ASME B 16.10
Socket / Screwed / Butt End Connection ASME B 16.11 / ASME B 1.20.1 / ASME B 16.25
Pressure Temp. Ratings ASME B 16.34
Inspection & Testing API 598

Special Features of Sunford Valves

  • Outside screw & take (OS & Y).
  • Bolted Bonnet.
  • Choice of WB, Weld Bonnet.
  • Single Wedge, Fully Guided.
  • Renewable Seat Ring
  • Yoke integral with bonnet.
  • Rising stem and non-rising hand.
  • SW, Screwed Ends.
  • BW, Butt Weld ends.
  • Flanged Ends
  • SS + Graphite Gasket
Hydraulic Test Pressure 800#
Body 211 Kg/cm²
Seat & Back Seat 152 Kg/cm²
Hydraulic Test Pressure 1500#
Body 388 Kg/cm²
Seat & Back Seat 281 Kg/cm²
Pneumatic Test Pressure
Air Pressure 08 Kg/cm²
Part List
Sr. No. Item Description Material
1 Body Forge Steel ASTM A 105 / F 182 / F 304 / F 316
2 Bonnet Forge Steel ASTM A 105 / F 182 / F 304 / F 316
3 Wedge AISI 410 (13% CR.) / 304 / 316
4 Seat Ring AISI 410 (13% CR.) / 304 / 316
5 Spindle AISI 410 (13% CR.) / 304 / 316
6 Gasket SS 316 Spiral Wound + Graphite
7 Gland Bush AISI 410 (410 CR.)
8 Gland Flange ASTM A 105
9 Gland Packing Graphite Moulded Ring
10 Yoke Sleeve M.S.
11 Hand Wheel C.I.
12 Bolt & Nut ASTM A 193 GR B7
13 Eye Bolt Forged C.S.
14 Handwheel Nut C.S.
15 Screw & Washer M.S.
ASME CLASS 800
Size A ∅E H[0] H[C]
15 87 9.5 152 130
20 92 12.7 158 133
25 106 17.5 189 155
40 127 28.6 239 200
50 142 36.5 288 235
ASME CLASS 1500
Size A ∅E H[0] H[C]
15 92 9.5 158 133
20 106 12.7 189 155
25 127 15.9 239 200
40 142 27 288 235
50 - - - -
ASME CLASS 2500
Size A ∅E H[0] H[C]
15 106 7.0 189 155
20 127 12.5 239 200
25 142 15.5 288 235
- - - - -
- - - - -

Industries We Serve

Chemical Industries
Chemical Industries
Pharmaceutical Industries
Pharmaceutical Industries
Petrochemical Plant
Petrochemical Plant
Textile Industries
Textile Industries
OEM & Contrators
OEM & Contrators
Pulp, Paper, Sugar Industries
Pulp, Paper, Sugar Industries
Water Treatment Plant
Water Treatment Plant
Steel & Power Plant
Steel & Power Plant
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