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.
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steel 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.
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.
steel JIS S50C Steel: AISI 1050 Equivalent, Properties & Heat Treatment Guide
Complete guide to JIS S50C steel: AISI 1050 and DIN C50 equivalents, chemical composition, mechanical properties, heat treatment, machinability, and common mistakes.
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.
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.
steel S53C Steel: International Equivalent Grades, Properties & Heat Treatment Guide
S53C equivalent grades, chemical composition, mechanical properties, heat treatment, and applications for induction hardening. JIS, AISI 1053, DIN C55 comparison.
steel JIS S30C Steel: AISI 1030 Equivalent, Properties & Heat Treatment
JIS S30C steel equivalent to AISI 1030 and DIN C30. Covers composition, mechanical properties, through-hardening, and when to choose it over S25C or S35C.
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.
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.