德标ST52无缝管是什么材质|st52是什么钢

发布者：山东沃龙金属材料有限公司　　发布时间：2010/6/25　　阅读：2340次

德标ST52无缝管是什么材质|st52是什么钢

石油套管石油套管 st52相当于Q345B，或者16mn<?xml:namespace prefix = o ns = "urn:schemas-microsoft-com:office:office" /><o:p></o:p> 化学成分如下：<o:p></o:p>Chemical composition C <=0.20 Si <=0.55 Mn <=1.60 P <=0.030 S <=0.030 Cu <=0.55 N <=0.012 Material Number 1.0553 Steel group Non alloy quality steels: St…

石油套管石油套管

st52相当于Q345B，或者16mn

化学成分如下：

Chemical composition
C <=0.20
Si <=0.55
Mn <=1.60
P <=0.030
S <=0.030
Cu <=0.55
N <=0.012
Material Number
1.0553

Steel group
Non alloy quality steels: Steels with average C > 0,25 < 0,55 % or Rm > 500 < 700 N/mm²

Symbol
S355J0; St 52-3 U †

Standards
DIN EN 10025-2 (04/2005)
Hot rolled products of structural steels. Technical delivery conditions for non-alloy structural steels.
International conformity
EN 10025-2 (2004)
Replaces
DIN EN 10025-2 (02/2005); DIN EN 10025 (03/1994); DIN EN 10113-2 (04/1993)

Way of deoxydation: rimmed is not permitted
With special cold workability: 1.0554; S355J0C
Former designation DIN 17100: St 52-3 U
Former designation of steels with special working properties,
Cold flanging: 1.0573; QSt 52-3 U
Cold drawing: 1.0597; ZSt 52-3 U
Cold roll forming: 1.0575; KSt 52-3 U

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德标ST52无缝管是什么材质|st52是什么钢