SS400 material specification

SS400 material is commonly used structural steel that is supplied as plates, sheets, flats, bars, sections etc. SS400 material is cheap and excellent in weldability and machinability.

SS400 material Chemical Composition:
P: below 0.050%
S: below 0.050%

SS400 material Mechanical properties:
Yield strength N/mm²: More than 245 (thk<16mm), above 235 (16mm<thk<40mm), More than 215 (thk>40mm)
Tensile strength N/mm²: 400 to 510
SS400 material Young’s Modulus (GPa) 190-210
SS400 material Poisson's ratio: 0.26

SS400 material Density (kg/m3): 7850
SS400 material Brinell Hardness (HB): 160
SS400 material Melting point: 1430 Degree Celsius

SS400 material Equivalent grades:
DIN Equivalent for SS400 material: 17100 ST37-2
ASTM Equivalent for SS400 material: ASTM A36, ASTM A283 Grade C
EN Equivalent for SS400 material: EN S235JR