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About Us

VINSAR STEEL is China's leading manufacturer of AISI 5140/41Cr4/SCr440 HOT ROLLED/FORGED/COLD DRAWN STEEL ALLOY ROUND/FLAT/SQUARE/HEXAGONAL BAR with the quickest quotes, best quality products, most competitive prices and fastest possible deliveries about  according to ASTM, AISI, JIS, DIN and other industry standard specifications and customers’ requirements. VINSAR Steel specialize in supplying heavy forging parts with special steel grades and produce AISI 5140/41Cr4/……

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JIS SUP9 DIN55Cr3 COLD DRAWN STEEL ROUND BAR

JIS SUP9/DIN55Cr3 COLD DRAWN STEEL ROUND BAR

JIS SUP9/ DIN55Cr3 COLD DRAWN STEEL ROUND BAR is a kind of spring steel grade with high strength, plasticity and toughness.

ASTM 1045 S45C C45 COLD DRAWN STEEL ROUND BAR

ASTM 1045/S45C/C45 COLD DRAWN STEEL ROUND BAR

ASTM 1045/ S45C/ C45 COLD DRAWN STEEL ROUND BAR is a medium tensile low hardenability carbon steel generally supplied in the black hot rolled or occasionally in the normalized condition.

AISI 4140 JIS SCM440 DIN 42CrMo4 COLD DRAWN STEEL HEXAGONAL BAR

AISI 4140/JIS SCM440/DIN 42CrMo4 COLD DRAWN STEEL HEXAGONAL BAR

AISI 4140/ JIS SCM440/ DIN 42CrMo4 COLD DRAWN STEEL HEXAGONAL BAR is a medium carbon, chromium-molybdenum, through-hardening alloy steel that has a good hardenability with high strength and toughness as well as good fatigue and impact resistance after heat treating.

AISI 4130 JIS SCM430 HOT ROLLED ALLOY STEEL BAR

AISI 4130/JIS SCM430 HOT ROLLED ALLOY STEEL BAR

AISI 4130/ JIS SCM430 HOT ROLLED ALLOY STEEL BAR grade is a low-alloy steel containing chromium and molybdenum as strengthening agents. The steel has good strength and toughness, weldability and machinability.