DIN 1629 ST37.0 seamless circular tubes chemical composition:
Steel Grade Symbol | Type of deoxidization | Chemical Composition (cast analysis) % (max unless otherwise specified) | |||||
C | Si | Mn | P | S | N | ||
St 37.0 | R | 0.17 | - | - | 0.040 | 0.040 | 0.009 |
DIN 1629 ST37.0 seamless circular tubes mechanical property:
Steel Grade Symbol |
Upper Yield Stress ReH for Wall thicknesses, in mm |
Tensile Strength Rm | Elongation after Fracture A5 | Impact Strength Transverse | ||||
ReH£16 | 16< ReH£40 | 40< ReH£60 | Longitudinal | Transverse | ||||
Min N/mm2 | Min % | Min J | ||||||
St 37.0 | 235 | 225 | 215 | 350-480 | 25 | 23 | - |
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