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Insulation Y-type stop valve

Insulation Y-type stop valve Featured Image
  • Insulation Y-type stop valve

Short Description:

Insulation Y-type stop valve is mainly used in petroleum, chemical, metallurgical, pharmaceutical and other systems to transport high viscosity medium which will solidify at room temperature. The heat preservation jacket is welded between the two flanges of the valve, and two connecting ports of the heat preservation jacket are arranged at the side and bottom of the valve. The valve is especially suitable for the chemical industry, fertilizer industry pipeline, jacket content into the steam can prevent medium crystallization.


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Characteristics of insulation Y-type stop valve

 

1. It is simple in structure and convenient in manufacture and maintenance; 

2. The working stroke is small and the opening and closing time is short; 

3. Good sealing performance, small friction between sealing surfaces and long service life.

 

Executive standard of insulation Y-type stop valve

Product specification design code Structural length Connecting flange Test and inspection
GB/T 12235 GB/T 12221 JB/T 79¡¢GB/T9113¡¢HG/T20592¡¢EN1092-1/2¡¢ASME B16.5/B16.47 JB/T 9092GB/T13927¡¢API598

Main performance specifications

Nominal pressure PN£¨MPa£© Test pressure£¨MPa£© Applicable temperature ¡æ Applicable medium Jacket pressure£¨MPa£©
housing seal up
1.6 2.4 1.8 ¡Ü350 Acids ¡Ü1.0
2.5 3.8 2.8 ¡Ü350 Acids ¡Ü1.0

Material of main parts

Part name ZG1Cr18Ni9Ti  ZG00Cr18Ni10  ZG1Cr18Ni12Mo2Ti  ZG00Cr17Ni14Mo2  WCB 
Body / bonnet ZG1Cr18Ni9Ti ZG00Cr18Ni10 ZG1Cr18Ni12Mo2Ti ZG00Cr17Ni14Mo2 WCB
Ram ZG1Cr18Ni9Ti ZG00Cr18Ni10 ZG1Cr18Ni12Mo2Ti ZG00Cr17Ni14Mo2 1Cr13
Stem 1Cr18Ni9Ti 00Cr18Ni10 1Cr18Ni12MoTi 00Cr17Ni14Mo 1Cr13
filler PTFE spin PTFE spin PTFE spin PTFE spin graphite
shim 304L+PTFE 304L+PTFE 316L+PTFE 316L+PTFE graphite+304
Gland ZG1Cr18Ni9Ti ZG00Cr18Ni10 ZG1Cr18Ni12Mo2Ti ZG00Cr17Ni14Mo2 WCB
Packing pressure ring 1Cr18Ni9Ti 00Cr18Ni10 1Cr18Ni12MoTi 00Cr17Ni14Mo 1Cr13
Bolt 1Cr17Ni2 1Cr17Ni2 1Cr17Ni2 1Cr17Ni2 35CrMoA
Nut 1Cr18Ni9Ti 1Cr18Ni9Ti 1Cr18Ni9Ti 1Cr18Ni9Ti 45

 

Insulation Y-type stop valve drawing

 

Nominal pressure£¨PN£© DN(mm) L L1 L2 H D D1 D2 b f zx¦µd D0 WT(Kg)
BJ41W-16/25/40
PN16PN25 25 210 50 65 250 135 100 78 18 2 4 18 160 25
32 230 55 70 270 145 110 85 18 3 4.18 160 30
40 260 60 78 310 160 125 100 20 3 4.18 160 36
50 300 60 88 330 180 145 120 22 3 8.18 240 40
65 340 65 95 360 195 160 135 22 3 8-18 240 54
80 380 70 112 400 230 190 160 24 3 8-23 280 70
100 430 75 132 480 270 220 188 28 3 8-23 320 100
125 490 80 146 550 300 250 218 30 3 8-25 360 130
150 550 90 172 620 330 280 248 32 3 12-25 360 170
200 690 95 205 750 395 340 302 36 3 12-25 400 250
PN40 25 210 50 65 250 135 100 78 18 2 4-18 160 25
32 230 55 70 270 145 110 85 18 3 4-18 160 33
40 260 60 78 310 160 125 100 20 3 4-18 160 41
50 300 60 88 330 180 145 120 22 3 8-18 240 45
65 340 65 95 360 195 160 135 22 3 8-18 240 62
80 380 70 112 400 230 190 160 24 3 8-23 280 80
100 430 75 132 480 270 220 188 28 3 8-25 320 100
125 490 80 146 550 300 250 218 30 3 8-25 360 130
150 550 90 172 620 350 295 258 34 3 12-30 360 185
200 690 95 205 750 415 355 315 40 3 12-34 400 268
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