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Shanghai Dazhong Valve Co.,Ltd
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 Click to enlarge image
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 Origin |
China |
| Media |
Oil |
| Pressure |
Medium Pressure |
| Standard or Nonstandard |
Standard |
| Temperature of Media |
Medium Temperature |
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8. API、JIS Cast Steel Gate Valve
Applying Specification
Design and Manufacture: According to API STD.600
Length of Structure: According to ANSI B16.10
Type and Size of Flange: 150/300/600Lb according to ANSI B16.5
JIS 10K、20K according to JIS B2212-B2214
Inspection Standard: According to STD.598
Performance Standard
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Item
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Mpa
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Psl
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Temperature
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Medium
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Intensity Testing
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3.0
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450
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≤200℃
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Nitric Acid
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High Pressure Sealing Testing (Water)
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2.2
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314
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Nitric Acid Acetum
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Low Pressure Sealing Testing (Air)
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5~7 bar
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Nitric Acid Acetum
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Standard Material of the Main Parts
Part Name |
Material
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Body、Bonnet
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WCB
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CF8
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CF3
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CF8M
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CF3M
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Wedge Disc
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WCB
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CF8
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CF3
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CF8M
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CF3M
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Stem
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1Cr13
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F304
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F304L
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F316
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F316L
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Stem Seal
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Graphite
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PTFE
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PTFE
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PTFE
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PTFE
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Gasket
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Graphite+304
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PTFE+304
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PTFE+304L
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PTFE+316
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PTFE+316L
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Board
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WCB
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CF8
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CF3
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CF8M
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CF3M
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Stem Seal Ring
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1Cr13
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304
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304L
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316
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316L
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Bolt
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35CrMoA
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A193-B8
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A193-B8
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A193-B8M
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A193-B8M
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Nut
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45
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A194-8M
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A194-8M
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A194-8M
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A194-8M
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