標準: DIN1629/EN10216-1
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管道、容器、設(shè)備結(jié)構(gòu)用管/seamless steel tubes for pressure purposes
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Application:
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適用于制造管道、容器、設(shè)備、管件、及鋼結(jié)構(gòu)/It is used for manufacturing pipeline,vessel,equipment,pipe fittings
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Size(mm):
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外徑O.D.:4.0~76.0 壁厚 W.T.:0.5~8.0 長度L:max 6000
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鋼管steel、化學成分chemical composition及機械性能(DIN1629):
標準 Standard
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牌號 Grade
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化學成分
Chemical Composition
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機械性能
Mechanical Property
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C
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Si
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Mn
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P≤
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S≤
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Cr
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Mo
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抗拉強度(MPa)
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屈服強度(MPa)
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伸長率 (%)
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DIN1629
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St35.8/St37.5
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≤0.17
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/
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/
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0.04
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0.04
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/
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/
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350~480
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≥235
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≥25
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St52.0/St52.3
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≤0.22
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≤0.55
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≤0.17
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0.04
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0.04
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/
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/
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500~560
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≥270
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≥21
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鋼管steel、化學成分chemical composition及機械性能(EN10216-1):
標準
Standard
|
牌號
Grade
|
化學成分
Chemical Composition
|
機械性能
Mechanical Property
|
C
|
Si
|
Mn
|
P≤
|
S≤
|
Cr≤
|
Mo
|
抗拉
強度
(MPa)
|
屈服
強度
(MPa)
|
伸長率
|
L
|
t
|
EN10216-1
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P195TR1
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≤0.13
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≤0.35
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≤0.70
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0.025
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0.020
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0.30
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≤0.08
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320~440
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≥195
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≥27
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≥25
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P235TR1
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≤0.16
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≤0.35
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≤1.20
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0.025
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0.020
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0.30
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≤0.08
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360~500
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≥235
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≥25
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≥23
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P265TR1
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≤0.20
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0.40
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1.40
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0.025
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0.020
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0.30
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≤0.08
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410~570
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≥265
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≥23
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≥19
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