High pressure Z41W stainless steel valve flange PN1.6 ~ 16.0MPa for fire station pipeline

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High pressure Z41W stainless steel valve flange PN1.6 ~ 16.0MPa for fire station pipeline

 

High pressure valve for flange connection PN PN1.6 ~ 16.0MPa, work temperature ≤ -29 ~ 550 oil, chemicals, water, fire station pipeline of various systems, cut off or connected piping media. Applicable medium: water, oil, steam, and acid, alkali, ammonia, urea, sulfur and natural gas.
 

 Structural features

 1, selected materials, in line with international standards, the overall high quality materials.
 2, in line with the requirements of domestic and foreign advanced standards, reliable sealing, excellent performance and beautiful shape.
 3, sealing pair advanced and reasonable, the gate and the seat sealing surface with different hardness Stellite (Stellite) made of cobalt-based alloy welding, sealing, reliable, high hardness, wear resistance, high temperature, corrosion , anti-abrasion performance and long life.
 4, stem quenched and the nitrogen treatment, with good corrosion resistance, resistance to abrasion and wear resistance.
 5, the use of flexible wedge gate structure, medium and large caliber set the thrust bearing, friction force is small, and with a hand wheel impact, opening and closing easier.
 6, can be a variety of standard pipe flanges and flange sealing surface in the form, meet a variety of project needs and user requirements.

 

 Main parts material 

Part Name

ZG1Cr18Ni9Ti 
304    CF8

ZG00Cr18Ni10 
304L    CF3

ZG1Cr18Ni12Mo2Ti 
316    CF8M

ZG00Cr17Ni14Mo2 
316L     CF3M

Body / bonnet

0Cr18Ni9

00Cr18Ni10

0Cr18Ni9Mo2

00Cr18Ni10Mo2

Gate

0Cr18Ni9

00Cr18Ni10

0Cr18Ni9Mo2

00Cr18Ni10Mo2

Stem

0Cr18Ni9

00Cr18Ni10

0Cr18Ni9Mo2

00Cr18Ni10Mo2

stem nut

Aluminum bronze

packing

PTFE woven

PTFE woven

PTFEwoven

PTFE woven

Gasket

304+PTFE

304L+PTFE

316+PTFE

316L+PTFE

Gland

0Cr18Ni9

00Cr18Ni10

0Cr18Ni9Mo2

00Cr18Ni10Mo2

bolt

Stainless steel

nut

Stainless steel

Handwhee

ductile iron,  cast steel

 

Main connection dimensions Dimensions

Model 

DN (mm)

Size (mm)

L

D

D1

D2

b-f

z-Φd

H

D0

Z41W-1.6MPa

15

130

95

65

45

14-2

4-14

170

120

20

150

105

75

55

14-2

4-14

200

120

25

160

115

85

65

14-2

4-14

215

140

32

180

135

100

78

16-2

4-18

260

160

40

200

145

110

85

16-3

4-18

290

200

50

250

160

125

100

16-3

4-18

345

220

65

265

18

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Hontai Machinery and equipment (HK) Co. ltd
27P , Block B , Duhui 100 , Zhonghang Road, Shenzhen, Guangdong, China (Mainland)
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