alloy-steel

SCr430 Steel: International Equivalents, Properties & Heat Treatment Guide

SCr430 equivalent grades, chemical composition, mechanical properties, and heat treatment. Covers AISI 5130, DIN 28Cr4 with metric and imperial units for manufacturing engineers.

2026.05.19

steel

SCr440 Steel: International Equivalent Grades, Properties & Heat Treatment

SCr440 (JIS G4105) equivalent grades, chemical composition, mechanical properties, heat treatment and applications for through-hardening chromium steel.

2026.05.17

steel

SCr415 Steel: International Equivalent Grades, Properties & Heat Treatment

SCr415 (JIS G4105) equivalent grades, chemical composition, mechanical properties, heat treatment and applications for small-section carburizing chromium steel.

2026.05.16

steel

SCM418 Steel: International Equivalent Grades, Properties & Heat Treatment

SCM418 (JIS G4105) equivalent grades, chemical composition, mechanical properties, heat treatment and applications — the mid-range Cr-Mo carburizing steel.

2026.05.16

steel

SCM420 Steel: International Equivalent Grades, Properties & Heat Treatment

SCM420 (JIS G4105) equivalent grades, chemical composition, mechanical properties, heat treatment and applications for heavily loaded carburizing steel.

2026.05.15

steel

JIS SCr420 Steel: AISI 5120 Equivalent — Chromium Carburizing Grade for Gears & Pins

Full guide to JIS SCr420 steel: AISI 5120 and DIN 20Cr4 equivalents, carburizing heat treatment, case/core properties, machinability, and section size limits.

2026.05.15

steel

SUP9 Spring Steel: Equivalent Grades, Properties & Heat Treatment Guide

SUP9 (JIS G4801) Cr spring steel: equivalents (SAE 5160, DIN 55Cr3), chemical composition, mechanical properties, heat treatment, and coil spring applications.

2026.05.13

steel

SUP6 Spring Steel: Equivalent Grades, Properties & Heat Treatment Guide

SUP6 (JIS G4801) Si-Mn spring steel: equivalents (SAE 9260, EN 60Si7), chemical composition, mechanical properties, heat treatment, and leaf spring applications.

2026.05.13

steel

SCM415 Steel: International Equivalent Grades, Properties & Heat Treatment

SCM415 (JIS G4105) equivalent grades, chemical composition, mechanical properties, heat treatment conditions and applications for carburizing steel.

2026.05.12

steel

SCr435 Steel: International Equivalents, Properties & Heat Treatment Guide

SCr435 equivalent grades (AISI 5135, DIN 34Cr4), chemical composition, mechanical properties, and heat treatment. Full metric and imperial data for manufacturing engineers.

2026.05.12

steel