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3 Alloy Steel

3

(ASTM A194). Nominal values—confirm mill certificate.

3.6 Alloy Steel

3.6

(ISO 898). Nominal values—confirm mill certificate.

30 Alloy Steel

30

High-quality carbon structural steel. (GOST 1050; equiv GB 20 / AISI 1020 / DIN C22 / JIS S20C). Nominal values—confirm mill certificate.

30# Alloy Steel

30#

Chinese GB steel grade 30#

3004 Alloy Steel

3004

(AA 3xxx). Nominal values—confirm mill certificate.

3005 Alloy Steel

3005

(AA 3xxx). Nominal values—confirm mill certificate.

300M Alloy Steel

300M

Aerospace Cr-Ni-Mo-V Q&T ultra-high-strength steel. (GJB 5218; equiv AMS 6411 / 4330V). Nominal values—confirm mill certificate.

300M(VAR) Alloy Steel

300M(VAR)

AISI 300M vacuum-remelted ultra-high-strength steel.

30CDV12 Alloy Steel

30CDV12

French AFNOR high-chrome MoV steel for aerospace forgings.

30CND8 Alloy Steel

30CND8

French AFNOR Ni-Cr-Mo steel.

30Cr Alloy Steel

30Cr

Low-alloy Cr steel. (GB/T 3077; equiv GB 30Cr / DIN 34Cr4). Nominal values—confirm mill certificate.

30Cr1Mo1V Alloy Steel

30Cr1Mo1V

Specialty steel grade. Large generator rotor forging. (GB/T 2666; equiv .). Nominal values—confirm mill certificate.

30Cr2Ni2Mo Alloy Steel

30Cr2Ni2Mo

Chinese GB Ni-Cr-Mo steel for large forgings.

30Cr2Ni4MoV Alloy Steel

30Cr2Ni4MoV

Specialty steel grade. Large generator rotor forging. (GB/T 2666; equiv .). Nominal values—confirm mill certificate.

30CrMnMoTiA Alloy Steel

30CrMnMoTiA

General-purpose Cr-Mo quench & temper steel. (GB/T 3077; equiv GB 42CrMo / DIN 42CrMo4 / JIS SCM440 / GB 42CrMo4). Nominal values—confirm mi…

30CrMnSi Alloy Steel

30CrMnSi

(GB/T 3077). Nominal values—confirm mill certificate.

30CrMnSiA Alloy Steel

30CrMnSiA

(GB/T 3077). Nominal values—confirm mill certificate.

30CrMnSiE Alloy Steel

30CrMnSiE

Specialty steel grade. ; equiv 30CrMnSiE). Nominal values—confirm mill certificate.

30CrMnSiNi2A Alloy Steel

30CrMnSiNi2A

(GB/T 3077). Nominal values—confirm mill certificate.

30CrMnSiNi2MoA Alloy Steel

30CrMnSiNi2MoA

Chinese GB ultra-high-strength steel for aircraft.

30CrMnTi Alloy Steel

30CrMnTi

Carburizing Cr steel. (GB/T 3077; equiv GB 20Cr / DIN 20Cr4 / JIS SCr420). Nominal values—confirm mill certificate.

30CrMo Alloy Steel

30CrMo

Cr-Mo quench & temper steel. (GB/T 3077; equiv GB 35CrMo / DIN 34CrMo4 / JIS SCM435). Nominal values—confirm mill certificate.

30CrMo4 Alloy Steel

30CrMo4

UNI steel grade 30CrMo4.

30CrMoA Alloy Steel

30CrMoA

Chinese GB steel grade 30CrMoA

30CrMoAl Alloy Steel

30CrMoAl

(GB/T 3077). Nominal values—confirm mill certificate.

30CrMoS4 Alloy Steel

30CrMoS4

Italian UNI steel 30CrMoS4 for structural, case-hardening or heat-treatment.

30CrMoV9 Alloy Steel

30CrMoV9

Nitriding steel (DIN 1.7707).

30CrNi1MoV Alloy Steel

30CrNi1MoV

(GB/T 3077). Nominal values—confirm mill certificate.

30CrNi2MoVA Alloy Steel

30CrNi2MoVA

Ni-Cr-Mo ultra-high-strength steel. (GB/T 3077; equiv GB 40CrNiMoA / DIN 36CrNiMo4 / JIS SNCM439). Nominal values—confirm mill certificate.

30CrNi3 Alloy Steel

30CrNi3

(GB/T 3077). Nominal values—confirm mill certificate.

30CrNi3A Alloy Steel

30CrNi3A

Chinese GB Ni-Cr steel.

30CrNiMo Alloy Steel

30CrNiMo

Chinese GB steel grade 30CrNiMo

30CrNiMo8 Alloy Steel

30CrNiMo8

(EN 10250). Nominal values—confirm mill certificate.

30CrNiMoA Alloy Steel

30CrNiMoA

Chinese GB steel grade 30CrNiMoA

30CrNiMoS8 Alloy Steel

30CrNiMoS8

High-strength rotor shaft steel. (DIN 17200; equiv EN 10083-3 34CrNiMo6 / 1.6582). Nominal values—confirm mill certificate.

30CrNiMoVA Alloy Steel

30CrNiMoVA

Chinese GB steel grade 30CrNiMoVA

30F Alloy Steel

30F

High-quality carbon structural steel. (GB/T 699; equiv GB 20 / AISI 1020 / DIN C22 / JIS S20C). Nominal values—confirm mill certificate.

30G Alloy Steel

30G

High-quality carbon structural steel. (GOST 1050; equiv GB 20 / AISI 1020 / DIN C22 / JIS S20C). Nominal values—confirm mill certificate.

30kp Alloy Steel

30kp

GOST (Russia) steel grade 30kp

30Mn Alloy Steel

30Mn

High-quality carbon structural steel. (GB/T 699; equiv GB 20 / AISI 1020 / DIN C22 / JIS S20C). Nominal values—confirm mill certificate.

30Mn2 Alloy Steel

30Mn2

(GB/T 3077). Nominal values—confirm mill certificate.

30Mn2MoW Alloy Steel

30Mn2MoW

(GB/T 3077). Nominal values—confirm mill certificate.

30Mn5 Alloy Steel

30Mn5

Carburizing gear steel. (EN 10083; equiv EN 10084 / DIN 16MnCr5 / 1.7131). Nominal values—confirm mill certificate.

30Mn6 Alloy Steel

30Mn6

Italian UNI steel 30Mn6 for structural, case-hardening or heat-treatment.

30MnB Alloy Steel

30MnB

Chinese GB steel grade 30MnB

30MnB5 Alloy Steel

30MnB5

EN 10083 alloy steel grade 30MnB5.

30MnCrB5-2 Alloy Steel

30MnCrB5-2

Medium-carbon grade for machine parts such as gears, crankshafts, axles, connecting rods, spindles and forgings that need a balance of stren…

30MnMo Alloy Steel

30MnMo

(GB/T 3077). Nominal values—confirm mill certificate.

30MnMoV Alloy Steel

30MnMoV

(GB/T 3077). Nominal values—confirm mill certificate.

30MnSi Alloy Steel

30MnSi

Spring steel 30MnSi.