Characteristics of the material 30KHS2 ( 30HS2, 30ХС2 ).
30KHS2 ( 30HS2, 30ХС2 )
Low alloy structural steel for welding construct
Chemical composition in % of the material 30KHS2 ( 30HS2, 30ХС2 ) .
0.26 - 0.32
1.6 - 2.2
0.6 - 0.9
0.6 - 0.9
Mechanical properties under Т=20oС of the material 30KHS2 ( 30HS2, 30ХС2 ) .
kJ / m2
Ж 10 - 14
Ж 16 - 32
Technological properties of the material 30KHS2 ( 30HS2, 30ХС2 ) .
Mechanical properties :
- Tensile strength , [MPa]
- Yield stress, [MPa]
- Specific elongation at fracture , [ % ]
- Reduction of area , [ % ]
- Impact strength , [ kJ / m2]
- Brinell hardness , [MPa]
- welding is done without heating and subsequent heat treeting
- welding is possible under heating up to 100-120 grade and subsequent heat treeting
- obtaining the quality welding needs the additional operations:heating up to 200-300 grade; the heat treeting ia annealing
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