1.2790
2023-04-03 13:21:03   Origin：   Remark：0 Click：

RAW MATERIAL SPECIFICATIONS - Grade 1.2790
MATERIAL CATEGORY - cold work alloy tool steel 
MATERIAL SPECIFICATIONS - EN ISO 4957: 2000, DIN 17350
MELTING PROCESS - EAF + VD + LF / BEF + ESR
H S CODE For Customs - 7228 4000 / 7228 5000 / 7228 6000
Official Test Certificate - issued by TUV - SGS -  BV
MAIN CHEMICAL COMPOSITION (mass weight %)
Carbon, C (％):  0.68 ~ 0.76
Silicon, Si (％):  1.00 ~ 1.50
Manganese, Mn (％):  ≤ 1.00
Phosphorus, P (％)≤:  0.025
Sulfur, S (％)≤:  0.015
Chromium, Cr (％):  0.60 ~ 0.90
Nickel, Ni (％):  1.00 ~ 1.50
Molybdenum, Mo (%):  0.60 ~ 0.90
Vanadium, V (%):  0.15 ~ 0.25
Ferrum, Fe (%):  balance.
MECHANICAL PROPERTIES - HEAT TREATMENT CYCLE
Hot working tenperature /℃:  1050 ~ 850
Annealing temperature /℃:  670 ~ 720
Hardness after annealing ≤HBW:  269
Quenching temperature /℃:  1030 ~ 1100
Cooling medium:  air or oil
TYPICAL APPLICATIONS
Cutting tools. Mechanical parts, Air hammer tools. Piercing tools.
ADVANTAGE & SUPERIOR SERVICE
20+ years Focus On Special Steel Manufacturing and processing.
Stock over 60 grades with a competitive price, along with cutting service for specific requirement.
Customizing special material is welcome.
Round bar (Diameter): 5.5 to 550mm
Flat bar (Thickness X width): 10 ~ 410 X 15 ~ 650 X Lmm
Heavy plate (Thickness X width): 40 ~ 400 X 50 ~ 1200 X Lmm
Length: fixed length, random length or based on the customer's special requirement.
TECHNICAL SALES ASSISTANCE
If you meet further on any technical enquiry or help, pleased to EMAIL our resident team of qualified production engineers, Email: sales@ccsteels.com.