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济南st52是什么材质,对应中国什么材质

发布者:无锡市鲁润钢管有限公司  发布时间:2011/12/2  阅读:1553

济南st52是什么材质,对应中国什么材质

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) …
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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