DIN1629
DIN1629 Seamless steel pipe of non alloys steels are made of unalloyed steels, it’s main grades are st37. 0, st44. 0, st52. 0. Din 1629 seamless steel pipe application fields are: chemical plant, vessels, pipework construction and for common mechanical engineering purposes. Normally DIN1629 standard are manufactured with no limiting working pressure values. Working temperature is limited below 300℃。
The main products of steel grade:
DIN1629 ST37. 0
DIN1629 ST44. 0
DIN1629 ST52. 0
Size range(mm):
Out diameter: 10-610mm
Wall thickness: 1-30mm
Length: 14m max
DIN2391
DIN2391-cold drawn or cold rolled steel tube is used in hydraulic & pneumatic cylinder, mechanical and automotive engineer.
Size: 6mm-350mm
WT.: 0. 8mm-50mm
Shape: round
Production type: cold drawn or cold rolled
Length: single random length /double random length or as customer’s actual request max length is 15m
Grade: ST30SI, ST30 AI, ST35, ST45, ST52
