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            1. 技術(shù)文章

              不銹鋼無(wú)縫鋼管?chē)?guó)家轉(zhuǎn)化對(duì)應(yīng)表

              不銹鋼無(wú)縫鋼管國(guó)家轉(zhuǎn)化對(duì)應(yīng)表

              公稱直徑
              Nominal
              diameter
              外徑
              Outside
              diameter
              Sch
              5s
              Sch
              10s
              Sch
              20s
              LG
              Sch
              20
              Sch
              30
              STD
              Sch
              40
              Sch
              60
              XS
              Sch
              80
              Sch
              100
              Sch
              120
              Sch
              140
              Sch
              160
              15
              18
              1.6
              2.1
              2.6
              -
              -
              -
              -
              2.9
              -
              -
              3.6
              -
              -
              -
              4.5
              20
              25
              1.6
              2.1
              2.6
              -
              -
              -
              -
              2.9
              -
              -
              4.0
              -
              -
              -
              5.6
              25
              32
              1.6
              2.8
              3.2
              -
              -
              -
              -
              3.2
              -
              -
              4.5
              -
              -
              -
              6.3
              32
              38
              1.6
              2.8
              3.2
              -
              -
              -
              -
              3.6
              -
              -
              5.0
              -
              -
              -
              7.1
              40
              45
              1.6
              2.8
              3.2
              -
              -
              -
              -
              3.6
              -
              -
              5.0
              -
              -
              -
              7.1
              50
              57
              1.6
              2.8
              3.6
              -
              3.2
              -
              -
              4.0
              -
              -
              5.6
              -
              -
              -
              8.8
              65
              76
              2.0
              3.0
              3.6
              -
              4.5
              -
              -
              5.0
              -
              -
              7.1
              -
              -
              -
              10.0
              80
              89
              2.0
              3.0
              4.0
              -
              4.5
              -
              -
              5.6
              -
              -
              8.0
              -
              -
              -
              11.0
              90
              -
              2.0
              3.0
              4.0
              -
              4.5
              -
              -
              5.6
              -
              -
              8.0
              -
              -
              -
              12.5
              100
              108
              2.0
              3.0
              4.0
              -
              5.0
              -
              -
              5.9
              -
              -
              8.8
              -
              11.0
              -
              14.2
              125
              133
              2.9
              3.4
              5.0
              -
              5.0
              -
              -
              6.3
              -
              -
              10.0
              -
              12.5
              -
              16.0
              150
              159
              2.9
              3.4
              5.0
              -
              5.6
              -
              -
              7.1
              -
              -
              11.0
              -
              14.2
              -
              17.5
              200
              219
              2.9
              4.0
              6.3
              -
              6.3
              7.1
              -
              8.0
              10.0
              -
              12.5
              16.0
              17.5
              20.0
              22.2
              250
              273
              3.6
              4.0
              6.3
              -
              6.3
              8.0
              -
              8.8
              12.5
              -
              16.0
              17.5
              22.2
              25.0
              28.0
              300
              325
              4.0
              4.5
              6.3
              -
              6.3
              8.8
              -
              10.0
              14.2
              -
              17.5
              22.2
              25.0
              28.0
              32.0
              350
              377
              4.0
              5.0
              -
              8.0
              8.0
              10.0
              10.0
              11.0
              16.0
              13.0
              20.0
              25.8
              28.0
              32.0
              36.0
              400
              426
              4.0
              5.0
              -
              8.0
              8.0
              10.0
              10.0
              12.5
              17.5
              13.0
              22.2
              28.5
              30.0
              36.0
              40.0
              450
              480
              4.0
              5.0
              -
              8.0
              8.0
              11.0
              10.0
              14.2
              20.0
              13.0
              25.0
              30.0
              36.0
              40.0
              45.0
              500
              529
              5.0
              5.6
              -
              8.0
              10.0
              12.5
              10.0
              16.0
              20.0
              13.0
              28.0
              32.0
              40.0
              45.0
              50.0
              550
              -
              5.0
              5.6
              -
              8.0
              -
              -
              10.0
              -
              -
              13.0
              30.0
              -
              -
              -
              -
              600
              630
              5.6
              6.3
              -
              8.0
              -
              -
              10.0
              17.5
              -
              13.0
              32.0
              -
              -
              -
              -
              650
              -
              -
              -
              -
              8.0
              -
              -
              10.0
              -
              -
              13.0
              -
              -
              -
              -
              -
              700
              720
              -
              -
              -
              8.0
              -
              -
              10.0
              -
              -
              13.0
              -
              -
              -
              -
              -
              750
              -
              -
              -
              -
              8.0
              -
              -
              10.0
              -
              -
              13.0
              -
              -
              -
              -
              -
              800
              820
              -
              -
              -
              8.0
              -
              -
              10.0
              -
              -
              13.0
              -
              -
              -
              -
              -
              850
              -
              -
              -
              -
              8.0
              -
              -
              10.0
              -
              -
              13.0
              -
              -
              -
              -
              -
              900
              920
              -
              -
              -
              8.0
              -
              -
              10.0
              -
              -
              13.0
              -
              -
              -
              -
              -
              950
              -
              -
              -
              -
              8.0
              -
              -
              10.0
              -
              -
              13.0
              -
              -
              -
              -
              -
              1000
              1020
              -
              -
              -
              8.0
              -
              -
              10.0
              -
              -
              13.0
              -
              -
              -
              -
              -
              1050
              -
              -
              -
              -
              8.0
              -
              -
              10.0
              -
              -
              13.0
              -
              -
              -
              -
              -
              1100
              1150
              -
              -
              -
              8.0
              -
              -
              10.0
              -
              -
              13.0
              -
              -
              -
              -
              -
              1150
              -
              -
              -
              -
              8.0
              -
              -
              10.0
              -
              -
              13.0
              -
              -
              -
              -
              -
              1200
              1220
              -
              -
              -
              8.0
              -
              -
              10.0
              -
              -
              13.0
              -
              -
              -
              -
               
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