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Cast Bellows Seal Gate Valve

ASME Pressure Class 150 Lb - 600 Lb, 1/2" - 14" (15 mm - 350 mm)

BB, OS&Y, Raised Flanged(RF), Ring Joint Flanged(RTJ), Flat Face Flanged(FF), Male & Female Face Flange (M&F)

Specification

Flanged Cast Bellows Seal Gate Valve

Cast bellows seal gate valve is applicable to the cutting and connection of pipelines medium that are used in various industries such as petroleum, chemical industry, pharmacy, chemical fertilizer, electric power industry etc under nominal pressure of ASME Pressure Class 150 - 1500 Lbs and working temperature of -29 - 350°C.

Structure : BB-BG-OS & Y
Actuator : Hand Wheel, Electric Actuator
Face to Face : ASME B16.10
Flange Ends : ASME B16.5
Test & Inspection : API 598
Pressure
Class
Shell Test
(MPa)
Sealing Test
(MPa)
Suitable Temp.
(°C)
Medium
150 3.0 2.2 ≤350°C Water Oil & Gas
300 7.5 5.5
600 15.0 11
900 22.5 16.5
1500 37.5 27.5

Materials

Flanged Cast Bellows Seal Gate Valve-Materials
No. Part name Material
1 Body ASTM A216-WCB
ASTM A351-CF8,CF8M,CF3,CF3M
2 Disc ASTM A182-Gr.F6a ASTM A182-F22
ASTM A182-F304,F316,F321,F304L,F316L
3 Stem ASTM A182-Gr.F6a ASTM A182-F22
ASTM A182-F304,F316,F321,F304L,F316L
4 Gasket Flexible graphite+stainless steel,PTFE
5 Bolt ASTM A193-B7,A193-B8,A193-B8M
6 Nut ASTM A194-2H,A194-8,A194-8M
7 Bonnet ASTM A216-WCB
ASTM A351-CF8,CF8M,CF3,CF3M
8 Bellow Assemble ASTM A182-F304,F316,F321,F304L,F316L
9 Packing Flexible graphite,PTFE
10 Gland ASTM A216-WCB
ASTM A351-CF8,CF8M,CF3,CF3M
11 Yoke ASTM A216-WCB
ASTM A351-CF8,CF8M,CF3,CF3M
12 Yoke Nut ZQA19-4
13 Handwheel ASTM A536Gr.60-40-18, A216-WCB

Dimension(mm) and Weights(Kg)

Flanged Cast Bellows Seal Gate Valve-Dimension(mm) and Weights(Kg)
Model WZ41-150 Lb
Pressure 150 Lb
Sizes
(mm)
15 20 25 32 40 50 65 80 100 125 150 200 250 300 350
Size
(in)
1/2 3/4 1 1 1-1/4 1 1-1/2 2 2 2-1/2 3 4 5 6 8 10 12 14
L 108 117 127 140 165 178 190 203 229 254 267 292 330 356 381
H 200 210 250 260 290 370 398 440 490 530 580 670 760 850 950
W 120 140 140 180 200 220 260 280 300 340 400 450 450 500 500
Weight
(Kg)
8 9 10 15 22 30 42 55 70 100 140 180 250 350 450
Model WZ41-300 Lb
Pressure 300 Lb
Size
(mm)
15 20 25 32 40 50 65 80 100 125 150 200 250 300 350
Size
(in)
1/2 3/4 1 1 1-1/4 1 1-1/2 2 2 2-1/2 3 4 5 6 8 10 12 14
L 140 152 165 178 190 216 241 283 305 381 403 419 457 502 762
H 200 210 250 260 290 370 398 440 490 530 580 670 760 850 980
W 120 140 140 180 200 220 260 280 300 340 400 450 450 500 500
Weight
(Kg)
9 10 12 18 25 38 53 70 88 125 175 225 310 440 560
Model WZ41-600 Lb
Pressure 600 Lb
Size
(mm)
15 20 25 32 40 50 65 80 100 125 150 200 250 300 350
Size
(in)
1/2 3/4 1 1 1-1/4 1 1-1/2 2 2 2-1/2 3 4 5 6 8 10 12 14
L 165 190 216 229 241 292 330 356 432 508 559 660 787 838 889
H 200 210 250 260 290 370 398 440 490 530 580 670 760 850 980
W 120 140 140 180 200 220 260 280 300 340 400 450 450 500 500
Weight
(Kg)
11 13 16 24 32 50 70 90 105 165 230 300 400 570 730

Features

Weld Ends Cast Bellows Seal Gate Valve
*Weld Ends Cast Bellows Seal Gate Valve Available As Well

MFG: Shanghai Fengqi Industry Development Co., Ltd.
Eml: sales@fengqi.sh.cn

Tel: 0086 (021) 3652 8716
Mob: (0086) 138 1635 6498

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