1.6773
2025-10-15 10:01:00   Origin：   Remark：0 Click：

TECHINCAL DATA SHEET - 1.6773
Material category: hardened and tempered steel 
Available stock - round bar Diam. 55 / 60 / 100 / 130mm
Material specifications: DIN EN 10083-3 (2006), DIN 17200 (1987) 
Typical chemical elements (mass weight %)
Carbon, C (％): 0.32 ~ 0.39
Silicon, Si (％): ≤ 0.40
Manganese, Mn (％): 0.50  ~ 0.80
Phosphorus, P (％) ≤: 0.025
Sulfur, S (％) ≤: 0.025
Chromium, Cr (％): 1.60 ~ 2.00
Molybdenum, Mo (％): 0.25 ~ 0.45
Nickel, Ni (％): 3.60 ~ 4.10
MECHANICAL PROPERTIES - HOT WORKING, HEAT TREATMENT AND HARDNESS
Hot working temperature /℃:  1050～850
Heat treatment temperature / ℃ | annealing:  650～700
Heat treatment temperature / ℃ | Normalizing:  850～880
Heat treatment temperature / ℃ | Quenching:    830~850oil
Heat treatment temperature / ℃ | Tempering :  450~650
Hardness after annealing ≤ HBS: 269
Steel dimension /mm:   101 - 160
Tensile strength, Rm ≥ MPa: 1130 ~ 1320
Yield strength, Rp0.2 ≥ MPa:  865
Elongation, A5 ≥ (%):  8.0
Reduction of area, Z ≥ (%):  45
Impact strength, AKv ≥ J:  30
TECHNICAL SALES ASSISTANCE
If you meet further on any technical enquiry. pleased to Email (sales@ccsteels.com) or call our resident team of qualified production engineers.