 您当前的位置：首页 >> 钢管知识 |
| 德标ST52无缝管是什么材质|st52是什么钢 |
| 双击自动滚屏 |
发布者：乾亿钢管 发布时间：2010/6/25 阅读：2537次 【字体：大 中 小】 |
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
无锡市乾亿钢管有限公司主营：无锡钢管，无锡无缝管，无锡无缝钢管，无锡钢管价格，无锡高压合金管，无锡无缝钢管，无锡厚壁钢管，20#，45#，冷拔无缝钢管价格，小口径无缝钢管厂，销售电话：0510-88260799
|
|
|
|
 栏目导航 |
|
| 相关信息 更多>>>> |
|
|
