3D-METAL.TECH

JIS S43C Steel: AISI 1043 Equivalent — Bridging Grade Between S40C and S45C

JIS S43C is a medium-carbon steel equivalent to AISI 1043 and DIN C45. Learn its composition, mechanical properties, induction hardening data, and where it fits between S40C and S45C.

2026.05.10

steel

JIS S40C Steel: AISI 1040 Equivalent — Medium-Carbon Grade for Shafts & Keys

JIS S40C is a medium-carbon steel equivalent to AISI 1040 and DIN C40. Learn its composition, mechanical properties, heat treatment, and selection guide vs S35C and S45C.

2026.05.10

steel

JIS S15C Steel: AISI 1015 Equivalent — Low-Carbon Carburizing Grade

JIS S15C is a low-carbon steel equivalent to AISI 1015 and DIN C15. Learn its composition, mechanical properties, carburizing guide, and selection criteria vs S20C.

2026.05.10

steel

JIS S10C Steel: AISI 1010 Equivalent — Low-Carbon Grade for Deep Drawing & Welding

JIS S10C is a low-carbon steel equivalent to AISI 1010 and DIN C10. Learn its composition, mechanical properties, forming and welding characteristics, and selection guide.

2026.05.10

uncategorized

JIS S48C Steel: AISI 1049 Equivalent — High-Carbon Grade for Surface Hardening

JIS S48C is a medium-high carbon steel equivalent to AISI 1049. Learn its composition, mechanical properties, induction hardening data, and how it compares to S45C and S50C.

2026.05.10

steel

SCM440 Steel Explained: High-Hardenability Cr-Mo Alloy Steel for Large-Section Parts

SCM440 is a Cr-Mo alloy steel in JIS G4105 known for deep hardenability and high strength. Ideal for large-section parts. Explore composition, properties, heat treatment, and applications.

2026.04.29

steel

35C vs. S45C: How to Choose the Right Carbon Grade for Your Application

S35C and S45C are adjacent JIS carbon steel grades separated by 0.10% carbon. Compare weldability, strength, hardenability, and learn when to choose each for your application.

2026.04.29

steel

JIS G4051 Carbon Steels for Machine Structural Use — Full Grade Comparison

JIS G4051 defines carbon steels for machine structural use. Complete guide to all grades (S15C to S55C), chemical composition, mechanical properties, and selection criteria.

2026.04.29

steel

Induction Hardening: Mechanism, Depth Control, and When to Specify It

Induction hardening is a surface hardening process that creates wear-resistant surfaces on steel. Learn mechanism, depth control, process parameters, and when to specify it for gears and shafts.

2026.04.29

steel

JIS SUS304 Steel: ASTM AISI 304 Equivalent, Properties & Applications

JIS SUS304 stainless steel compared to ASTM AISI 304, EN 1.4301, DIN X5CrNi18-10. Full chemical composition, mechanical properties, heat treatment, and practical guide.

2026.04.29

steel