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Forged Steel Gate Leader valve - 800

Forged Steel Leader Valve 800
Forged Steel Leader Valve 2 800
Forged Steel Leader Valve Diagram 800

Standard Material Combination

P.No Part Name Carbon Steel To ASTM Alloy Steel To ASTM Stainless Steel To ASTM
1 Body A105 A350 LF2 A182 F5 A182 F11 A182 F22 A182 F9 A182 F304 A182 F316 A182 F304L A182 F316L
2 Seat Ring As per Trim Material Combination
3 Wedge As per Trim Material Combination
4 Gasket Spiral wound Stainless steel Graphoil filled
5 Bonnet A105 A350 LF2 A182 F5 A182 F11 A182 F22 A182 F9 A182 F304 A182 F316 A182 F316 A182 F316L
6 Studs A193 B7 A320 L7 A193 B7 A193 B7 A193 B16 A193 B16 A193 B8 A193 B8 A193 B8 A193 B8
7 Packing To suit service conditions
8 Gland A182 F6a A182 F6a A182 F6a A182 F6a A182 F6a A182 F6a F-304 F-316 F-304L F-316L
9 Gland Flange A105 A350 LF2 A182 F5 A182 F11 A182 F22 A182 F9 A182 F304 A182 F316 A182 F304L A182 F316L
10 Nuts A194 2H A194 Gr.4 A194 2H A194 Gr.4 A194 Gr.4 A194 Gr.4 A194 Gr.8 A194 Gr.8 A194 Gr.8 A194 Gr.8
11 Stem As per Trim Material Combination
12 Yoke Sleeve Al. Bronze BS 1400 AB2C or Ni-resist to A439 D2
13 Handwheel DI. A536 80-55-06 OR MI/A338
14 Name Plate Aluminium / Steel
15 Handwheel Retaining Nut Carbon Steel
Body Material Combination with ASTMA F304H, F316H, F321, F347 also provided.

Trim Material Combination (On Request)

Trim No. Seat Ring Face Wedge Seat Face Stem Backseat Bush Lantern Ring
1 F6a/13%Cr. F6a/13%Cr. F6a/AISI410 F6a/AISI410 F6a/AISI410
2 F304 F304 F304/AISI304 F304/AISI304 F304/AISI304
5 Stellite Stellite F6a/AISI410 F6a/AISI410 F6a/AISI410
8 Stellite F6a/13%Cr. F6a/AISI410 F6a/AISI410 F6a/AISI410
9 Monel Monel Monel Monel Monel
10 F316 F316 F316/AIS1316 F316/AIS1316 F316/AIS1316
12 316+Stellite 316 F316/AISI316 F316/AISI316 F316/AISI316
13 Alloy 20 Alloy 20 Alloy 20 Alloy 20 Alloy 20
NOTE: Other Trim Combination can provided as Trim Material Combination.

DIMENSIONAL DATA CLASS - 800 (REDUCED BORE)

DN NPS øb L1(BWE) L2(SWE) H øHW øSWE D Aprox.Wt.
BS 3799 ASME B16.11
15 ½ 9.5 80 80 130 83 21.8 +0.3/-0.0 22.2/21.8 11 1.6
20 3/4 12.5 88 88 150 90 27.4 +0.3/-0.0 27.6/27.2 14 2.1
25 1 18 100 100 168 96 34.1 +0.3/-0.0 34.3/33.9 14 3.15
32 11/4 24 114 114 186 114 42.9 +0.3/-0.0 43.142.7 14 4.92
40 1 ½ 31 104 104 222 125 49 +0.3/-0.0 49.2/48.8 14 5.8
50 2 37 116 116 245 125 61 +0.3/-0.0 61.7/61.2 17 9.450
NOTE: The above data is subject to change without notice due to our continuing product improvement program. (WEIGHT GIVEN IN KGS)

DIMENSIONAL DATA CLASS - 800 (FULL BORE)

DN NPS øb L1(BWE) L2(SWE) H øHW øSWE D Aprox.Wt.
BS 3799 ASME B16.11
15 ½ 12.7 88 88 145 90 21.8 +0.3/-0.0 22.2/21.8 14 2.1
20 3/4 18 100 100 170 96 27.4 +0.3/-0.0 27.6/27.2 14 3.15
25 1 24 114 114 192 108 34.1 +0.3/-0.0 34.3/33.9 14 4.92
32 11/4 31 104 104 220 125 42.9 +0.3/-0.0 43.142.7 14 5.8
40 1 ½ 37 116 116 245 125 49 +0.3/-0.0 49.2/48.8 17 9.450
NOTE: The above data is subject to change without notice due to our continuing product improvement program. (WEIGHT GIVEN IN KGS)

TEST PRESSURES

Class Shell Test (Hydrostatic) Seat Test
Hydrostatic Pneumatic
800 207 Bar 3003 Psi g 152 Bar 2205 Psi g 6.9 bar 100 Psi g
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