Precision Steel Tubes
Seamless Machanical Tubes
Heavy Wall Tubes
Seamless Hydraulic Tubes
Heat Exchange / Boiler Tubes
Honed Tubes
Seamless Pipeline Pipes
Automotive tube component
Tel: +86-0573-86404874
Fax: +86-0573-86404874
Mobile: 13666785504
P.C:314300
E-mail:samaxtube@gmail.com
Web: www.samaxsteel.com
 

 Your Loaction Home>>Products>>Seamless Machanical Tubes>>DIN1629/2448
Seamless Machanical Tubes / ֧ӧߧ ѧݧߧ ҧ
DIN1629/2448: SEAMLESS CIRCULAR TUBES OF NON ALLOY STEELS WITH SPECIAL QUALITY REQUIREMENTS

Chemical Composition

Steel Grade C % Mn % Si % P % S %
ST37 0.17 max 0.35-0.65 0.17-0.37 0.040 max 0.040 max
ST44 0.21 max 0.50-0.80 0.17-0.37 0.040 max 0.040 max
ST52 0.22 max 1.60 0.55 0.040 max 0.035 max

Mechanical Properties

Steel Grade Tensile Strength MPA Yield Strength MPA Elongation %
ST37 350-480 235 min 25 min
ST44 420-550 275 min 21 min
ST52 500-650 355 min 21 min 

Dimensional Tolerance
Type of the Steel pipe Out Diameter Wall Thickness
Cold  Drawn  Pipe Out Diameter  Tolerance ange Tolerance Range
25.4  0.1 0-20%
25.4-38.1  0.15
38.1-50.8  0.2

PreviousݣNextݣBack
 
 
You are No. visitor.
Company:Haiyan Samax Steel Co.,Ltd ICP1101793 Home | About us | Contact us | back |
Add:Guanying Village,qinshan Town,haiyan,jiaxing,Zhejiang,ChinaEmailtest@126.com Technical:biff-shenTel: +86-0573-86404874