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641(7)F Ball Valve Manufacture
Product: The Quick Cut Off Ball Valve
Item No.: QY647F  
Calibre: DN15-350
Nominal Pressure: 1.6~2.5 Mpa
Description: QY641F, Q641Y type PN16 to PN64 pneumatic ball valve: pneumatic, flange connection, floating ball straight-through structure form, seat sealing surface material for PTFE, enhanced PTFE plastic (Q641F), metal welding cobalt base (Q641Y), nominal pressure PN16 to PN64, valve body material WCB, CF8, CF8M, alloy steel ball valve.

Specification:

Product Performance of Item No. QY647F

二、执行标准:

Design and Manufacture Face To Face Flange Dimension Pressure Temperature Lating Inspection And Test
GB122237 GB12221 GB9113 JB79 GB9131 GB/T13927 JB/T9092

三、氧气球阀压力试验:

NominalPressure 1.6 2.5 4.0
Shell Test 2.4 3.8 6.0
Water Seal Test 1.8 2.8 4.4
Air Seal Test 0.4-0.7

四、主要零件材料及性能:

Body ZG1Cr18Ni9Ti CF8 CF3 ZG1Cr18Ni12Mo2Ti CF8M CF3M
Ball Stem 1Cr18Ni9Ti 304 304L 1Cr18Ni12Mo2Ti 316 316L
Seat PTFE/PTFE+Glass,PPL
Shim PTFE, Stainless Steel/flexible Graphite, Tooth Profile Gasket
Stem Seat PTFE Stainless Steel/Flexible Graphite
Packing PTFE Enhanced Flexible Graphite
Gland 1Cr18Ni9Ti 304 304L 1Cr18Ni12Mo2Ti 316 316L
Temperature -29~150(PTFE) -29~200(PTFE+GLASS) -29~300(PPL)
Medium Nitric Acid strongey oxidable medium Acetic Acid Urea

 QY647F气动氧气铜球阀外形尺寸

DN

15

20

25

32

40

50

65

80

100

125

150

200

L

130

140

150

165

180

200

220

250

280

320

360

400

H

59

63

75

85

95

107

140

152

178

252

272

342

W

130

130

160

180

230

230

400

400

650

1050

1050

1410

Wt(㎏)

2.5

3

5

6

7

10

15

19

33

58

93

160


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Factory Add: No.318 Fulian 2 Road, Baoshan Disctrict, Shanghai City, China
Marketing Add: No. 301-3, Lunchang Road, Lunchang Town, Nanan City, Fujian, China
Tel: 0086 595 23225000, 0086 189 0505 9981
Email: topval1992@163.com