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SHANGHAI BAIGANG VALVE GROUP CO., LTD
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ShangHai,ShangHai
Manufacturer

Main Products: valve

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SHANGHAI BAIGANG VALVE GROUP CO., LTDFree·1YRS

  • E-mail

    baigangvalve@163.com

  • Phone

    86-021-57278880,021-57278881

  • Address

    1918 Ting Zhu Road, Tinglin Industrial Park, Jinshan District, Shanghai

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All Stainless Steel Nitrogen Relief Valve

Model
Nature of the Manufacturer
Manufacturer
Product Category
Regulating Valve
Place of Origin
ShangHai City, ShangHai Province
Overview
All Stainless Steel Nitrogen Relief ValveProduct overviewNominal diameter: DN20mm~150mmNominal pressure: 1.0, 1.6MpaMain material: HT200, ZG230 ~ 450 ZG1Cr18Ni9TiSpool, seat: 1Cr18Ni9Ti stellay alloy surfacingDesign standard: GB/T17213Structure length: GB12221-89Inspection standard: GB/T4213Flange standard: JIS B220, JB/T79, ANSI B16.5-1981, GB/T9113, HG20594-97, HG20618-97, etc
Product Details

All Stainless Steel Nitrogen Relief Valve product description:

All Stainless Steel Nitrogen Relief Valve produced and sold by Baigang valve group,Pressure regulator without additional energy, the use of the media itself is the media as the power source. Automatically control the valve medium flow, so that the pressure after the valve~maintain a constant pressure stabilizer. Has been widely used in continuous gas acquisition and transportation of natural gas, urban gas and metallurgical, petroleum, chemical and other industrial production sector. 

Valve Features: Control of high precision, general than ZZY type direct operation of the regulator about double high. Adjust the pressure ratio (such as the valve before 0.8MPa, valve 0.001MPa) is particularly suitable for micro-pressure gas control. 

Pressure set in the pilot~achieve, so convenient, fast, labor-saving time-saving can be run continuously set.
 

All Stainless Steel Nitrogen Relief Valve part Information:

Body, bonnet: HT200, ZG230 ~ 450 ZG1Cr18Ni9Ti 
 Spool, seat: 1Cr18Ni9Ti Stellite alloy surfacing 
 Filler: Teflon   putter, bushing: 2Cr13


All Stainless Steel Nitrogen Relief Valve technical Parameters:

Nominal diameter DN (mm)

20

25

40

50

80

100

150

Seat diameter (mm)

6

15

20

25

32

40

50

65

80

100

125

150

Rated flow coefficient KV

3.2

5

8

10

20

32

50

80

100

160

250

400

Pressure adjustment range Kpa

0.5~7 5~20 15~50 30~150

Nominal pressure PN (MPa)

1.0 1.6

The media temperature is adjusted (℃)

-20 ~ 90

Flow characteristics

Go ahead

Adjustment accuracy (%)

≤ 3

Actuator film effective area (cm 2)

200

280

400

Allow leakage

In line with ANSIB16.104-1976 level IV


All Stainless Steel Nitrogen Relief Valve specifications Weight:

◆ Overall dimensions

Nominal diameter (DN)

20

25

32

40

50

65

80

100

125

150

Flange end distance (L)

150

160

180

200

230

290

310

350

400

480

H

610

610

630

630

640

710

720

730

800

930

H1

330

330

350

350

360

430

440

450

520

650

φ

310

400

D

105

115

140

150

165

185

200

220

250

285

D1

75

85

100

110

125

145

160

180

210

240

D2

56

65

76

84

99

118

132

156

184

211

nd

4-14

4-18

8-18

8-22



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