1075A Forged Steel Gate Valve, Class-800 (Standard Bore)

1075A Forged Steel Gate Valve, Class-800 (Standard Bore)

Salient Features
  • Design Standard API 602 / BS EN ISO 15761 (BS 5352).
  • Body and Bonnet are Phosphated, to ensure maximum resistance from rust.
  • Bolted Bonnet, Outside Screw, Yoke Type, Rising Stem.
  • Screwed Female Ends to BSPT / NPT / Socket Welded to ANSI B16.11.
Test Pressure (Hydrostatic) :
  • Shell (Hydrostatic) : 207 bar (3000 psig)
  • Seat & Back Seat(Hydrostatic) : 152 bar (2200 psig)
  • Seat (Pneumatic) : 6.9 bar (100 psig)
  • Maximum Working Temperature : 45°C

Materials

P.No. Name of Part Material of Construction Specification Qty.
1 Body Forged Carbon Steel ASTM A 105 1
2 Body Seat Ring Stainless Steel ASTM A276 Type 410 / ASTM A 182 Gr. F6a 2
3 Wedge (Solid) Stainless Steel ASTM A217 Gr. CA 15 1
4 Stem Stainless Steel ASTM A276 Type 410 / ASTM A 182 Gr. F6a 1
5 Gasket Spiral Wound S.S (Type 316) Graphite Filled  – – – 1
6 Bonnet Forged Carbon Steel ASTM A 105 1
7 Bonnet Nut Alloy Steel ASTM A 194 Gr. 2H 4
8 Stud Alloy Steel ASTM A 193 Gr. B7 4
9 Gland Packing Non Asbestos Graphite With Corrosion Inhibitor  – – –
10 Gland Stainless Steel ASTM A276 Type 410. 1
11 Gland Flange Carbon Steel – – – 1
12 Eye Bolt Stainless Steel ASTM A276 Type 410 / ASTM A 182 Gr. F6a 2
13 Nut Alloy Steel ASTM A194 Gr. 2H 2
14 Yoke Sleeve Aluminium Bronze BSEN 1982 AB – 1 1
15 Handwheel Ductile Iron ASTM A 536 1
16 Identification Plate Aluminium – – – 1
17 Check Nut Stainless Steel ASTM A 276 Type 410 1
18 Washer Carbon Steel – – – 2
19 Screw Carbon Steel – – – 2

Material Diagram

Sizes / Dimensions

Size (Inches) Size (mm) A ±1.5 B C ~ ØD ~
1/2 15 80 1/2″ 143 85
3/4 20 86 3/4″ 146 85
1 25 98 1″ 162 95
1 1/4 32 130 1 1/4″ 192 114
1 1/2 40 140 1 1/2″ 226 155
2 50 164 2″ 230 155