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1.2344 die steel heat treatment
Dec 19, 2017

1.2344 die steel heat treatment

Forging softening annealing hardened and tempered

1050-850 ° C 820-840 ° C 1020-1050 ° C 520-700 ° C

Purity: According to ASTM E45 Method A, A Sulfide ≤0.5, B Oxide, C Silicate and D-Spherical Oxide each ≤1 or DIN 50602-K1 ≤10 or on request.

Steel factory state: Softening annealing, good microstructure, hardness up to 229HB or quenched and tempered to customer requirements.

Isothermal annealing specification

Annealing temperature (850 ± 10) ° C, holding 2h, with the furnace cooling to (720 ± 10) ℃, holding 4h, the furnace cooled to below 500 ° C, baked air cooling, hardness ≤ 229HBW.

High temperature tempering specification

Tempering temperature (730 ± 10) ° C, insulation 2h, furnace cooling all ≤ 500 ° C, baked air cooling.

Quenching and tempering specifications

Quenching temperature 850 ~ 880 ℃, oil cooling, hardness 50 ~ 52HRC; tempering temperature 580 ~ 640 ° C, baked air cooling, hardness 28 ~ 36HRC

Pre-curing specification

Heating temperature 860 ~ 900 ° C, oil cooling, tempering temperature 570 ~ 70O ° C, air cooling, tempering hardness 28 ~ 35HRC.


Hubei Kaixin Supply Chain Management Co., Ltd.

TEL :+8618272169977 ; 0714-6510168

FAX:0714-6519746

Email:info@hubeikaixin.com

Add:No.37 Huahu Ave Huahu Street.Huangshi City Hubei

Code:435000

web:www.kxdiesteel.com