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Rising Stem Double Disc Parallel Gate Valve

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

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

product drawing

Rising stem double disc parallel gate valves
Rising stem double disc parallel gate valves

The uses of rising stem double disc parallel gate valve

Z44T/W-10 rising stem double disc parallel gate valve is widely used in petroleum, chemical, pharmaceutical, and electric power industries. It is also used to open and close the pipeline, through which the medium is steam, water, oil and the nominal pressure ≤ 1.0Mpa.

Dimensions & constructral diagram

Rising stem double disc parallel gate valve constructral diagram
Rising stem double disc parallel gate valve constructral diagram

The materials of main parts

Part Name Material
Z44T-10 Z44W-10
body,bonnet Grey cast iron Grey cast iron
disc Grey cast iron and brass Grey cast iron
stem Carbon steel or copper Carbon steel or copper
wedge Ductile iron Ductile iron
stem nut Bronze(ductile iron) Bronze(ductile iron)
handwheel Grey cast iron(ductile iron) Grey cast iron(ductile iron)

The performance specifications

model Nominal pressure (MPa) Test pressure Suitable Temperature (℃) Applicable medium
intensity(water) (MPa) sealing(water) (MPa)
Z44T-10 1.0 1.5 1.1 ≤200 Steam, water
Z44W-10 ≤100 oil

The external and connection dimensions

model Nominal diameter DN(㎜) dimension weight(㎏)
L D D1 D2 b-f z-фd H Do
Z44T/W-10 40 165 145 110 85 18-3 4-ф18 240 140 11
50 178 160 125 100 20-3 4-ф18 260 180 17
65 190 180 145 120 20-3 4-ф18 300 180 20
80 203 195 160 135 22-3 4-ф18 345 200 26.5
100 229 215 180 155 22-3 8-ф18 395 200 31.5
125 254 245 210 185 24-3 8-ф18 478 240 46.5
150 267 280 240 210 24-3 8-ф23 558 240 61
200 330 335 295 265 26-3 8-ф23 720 320 101
250 380 390 350 320 28-3 12-ф23 845 320 144
300 420 440 400 368 28-4 12-ф23 990 400 210
350 450 500 460 428 30-4 16-ф23 1175 400 270
400 480 565 515 482 32-4 16-ф25 1250 500 395
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