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止回阀
| Class 300 Check Valve 止回阀 |
| 产品类别：美标阀系列 |
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技术要求：
设计和制造:ANSI B16.34、API 6D、BS1868
结构长度：ANSI B16.10、API 6D
法兰连接：ANSI B16.5
试验和验收：API 598、API 6D |
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材料
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零件名称
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材料
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12
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阀瓣螺母
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Carbon Steel/Stainless Steel
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11
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垫片
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Carbon Steel/Stainless Steel
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10
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摇臂销
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Carbon Steel/Stainless Steel
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09
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阀座
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CS+SS/SS/SS+STL
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08
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阀瓣
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CS+SS/SS/SS+STL
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零件名称
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WCB
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LCB
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WC6
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WC9
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07
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螺栓螺母
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A193 Gr B7/A194 Gr 2H
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A320 Gr L7/A194 Gr4
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A193 Gr B7/A194 Gr 4/7
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A193 Gr B16/A194 Gr 4/7
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06
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中法兰螺栓螺母
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A193 Gr B7/A194 Gr 2H
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A320 Gr L7/A194 Gr4
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A193 Gr B7/A194 Gr 4/7
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A193 Gr B16/A194 Gr 4/7
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05
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垫片
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Spiral Wound/Soft lron
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Spiral Wound/Soft lron
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Spiral Wound/SS304
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Spiral Wound/SS304
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04
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支架
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A216 Gr WCB
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A352 Gr LCB
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A217 Gr WC6
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A217 Gr WC9
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03
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摇臂
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A216 Gr WCB
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A352 Gr LCB
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A217 Gr WC6
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A217 Gr WC9
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02
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阀盖
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A216 Gr WCB
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A352 Gr LCB
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A217 Gr WC6
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A217 Gr WC9
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01
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阀体
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A216 Gr WCB
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A352 Gr LCB
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A217 Gr WC6
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A217 Gr WC9
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零件名称
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C5
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C12
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CF8
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CF8M
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| 07 |
螺栓螺母
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A193 Gr B7/A194 Gr 2H
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A193 Gr B16/A194 Gr4/7
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A193 Gr B7/A194 Gr 2H
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A193 Gr B7/A194 Gr 2H
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| 06 |
中法兰螺栓螺母
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A193 Gr B7/A194 Gr 2H
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A193 Gr B16/A194 Gr4/7
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A193 Gr B7/A194 Gr 2H
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A193 Gr B7/A194 Gr 2H
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| 05 |
垫片
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Spiral Wound/Soft lron
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Spiral Wound/SS304
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Spiral Wound/SS304
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Spiral Wound/SS316
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| 04 |
支架
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A216 Gr WCB
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A217 Gr C12
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A351 Gr CF8
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A351 Gr CF8M
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| 03 |
摇臂
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A216 Gr WCB
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A217 Gr C12
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A351 Gr CF8
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A351 Gr CF8M
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| 02 |
阀盖
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A216 Gr WCB
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A217 Gr C12
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A351 Gr CF8
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A351 Gr CF8M
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| 01 |
阀体
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A216 Gr WCB
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A217 Gr C12
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A351 Gr CF8
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A351 Gr CF8M
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Class 600
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Size
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inch
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2
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21/2
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3
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4
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5
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6
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8
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10
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12
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14
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16
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18
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20
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L,L1-RF.BW
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mm
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292
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330
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356
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432
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508
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559
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660
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787
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838
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889
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991
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1092
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1194
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L2-RTJ
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mm
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295
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333
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359
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435
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511
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562
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664
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791
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841
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892
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994
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1095
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1200
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H
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mm
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190
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215
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250
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260
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310
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350
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420
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490
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525
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580
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630
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690
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810
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Wt.(approx)
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kg
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33
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49
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62
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95
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120
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195
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360
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465
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725
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875
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1075
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1475
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1900
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