Steel 30khgsa products
Steel 30khgsa characteristics
Steel grade 30HGSA is a high-quality structural medium-alloy steel that is mainly used after heat treatment.
Classification: Structural alloyed steel.
Products: Strip profile and hot-rolled plate products, forgings, pipes and long products, including shaped.
Chemical composition of steel 30KHGSA in accordance with DSTU 7806 / GOST 4543, %
Mechanical properties of steel 30KHGSA after quenching and high tempering
Yield strength, N/mm2
Temporal resistance, N/mm2
Relative elongation %
Relative reduction %
|DSTU 7806 / GOST 4543||835||1080||10||45|
Steel 30KHGSA analogues
|Czech Republic (CSN)||14331|
Steel grade 30KHGSA is used when manufacturing heat-treated (improved) products, including shafts, gear wheels, axles, housings and blades of compressor machines that operate at temperatures of up to 200ºC, pushers and levers, critical welded structures that operate under various loads and fasteners that operate at low temperatures.
Steel grade 30KHGSA has limited weldability. The recommended welding methods are manual arc welding, argon arc welding, submerged and shielded welding. Heat treatment is necessary before and after welding.
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