1.2766
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Technical Standards EN ISO 4957, DIN 17350 DIN Hot working Tool Steel 1.2766 Round bar, Flat bar, Plate, Hot rolling, heat treatment, cold working
TECHNICAL DATA SHEET - 1.2766
OFFICIAL TEST CERTIFICATE: issued by TUV - SGS - BV
MATERIAL CATEGORY: Hot working tool steel
MATERIAL SPECIFICATIONS: EN ISO 4957: 2000 , DIN 17350 (1980)
CHEMICAL COMPOSITIONS (mass fraction - %)
Carbon, C (％): 0.32 ~ 0.38
Silicon, Si (％): 0.15 ~ 0.30
Manganese, Mn (％): 0.40 ~ 0.60
Phosphorus, P (％) ≤: 0.035
Sulfur, S (％) ≤: 0.035
Chromium, Cr (％): 1.20 ~ 1.50
Molybdenum, Mo (％): 0.20 ~ 0.40
Vanadium, V (％): -
Silicon, Si (％): 0.15 ~ 0.30
Manganese, Mn (％): 0.40 ~ 0.60
Phosphorus, P (％) ≤: 0.035
Sulfur, S (％) ≤: 0.035
Chromium, Cr (％): 1.20 ~ 1.50
Molybdenum, Mo (％): 0.20 ~ 0.40
Vanadium, V (％): -
Nickel, Ni (％): 3.80 ~ 4.30
MECHANICAL PROPERTIES - HEAT TREATMENT AND HARDNESS
Hot working tenperature ℃: 1050 ～ 850
Annealing temperature ℃: 620 ~ 660
Hardness after annealing ≤ HBW: 260
Quenching temperature ℃: 820 ~ 850
Cooling medium: Oil
Common tempering temperature ℃: 350 ~ 600
Hardening value after tempering at temperature /MPa |400℃: 1470
Hardening value after tempering at temperature /MPa |500℃: 1270
Hardening value after tempering at temperature /MPa |600℃: 1080
Hardening value after tempering at temperature /MPa |650℃: 880
Hot working tenperature ℃: 1050 ～ 850
Annealing temperature ℃: 620 ~ 660
Hardness after annealing ≤ HBW: 260
Quenching temperature ℃: 820 ~ 850
Cooling medium: Oil
Common tempering temperature ℃: 350 ~ 600
Hardening value after tempering at temperature /MPa |400℃: 1470
Hardening value after tempering at temperature /MPa |500℃: 1270
Hardening value after tempering at temperature /MPa |600℃: 1080
Hardening value after tempering at temperature /MPa |650℃: 880
MELTING PROCESS
This alloy is generally smelt in electric arc furnace (EAF ) or BEF + Electroslag remelting (ESR or VAR). For a purpose of higher quality, it should be smelt via technology of vacuum refining and external refining.
This alloy is generally smelt in electric arc furnace (EAF ) or BEF + Electroslag remelting (ESR or VAR). For a purpose of higher quality, it should be smelt via technology of vacuum refining and external refining.
PRODUCT PROFILE AVAILABLE
Round bar / rod / disc (diameter1): 5.5mm to 800mm
Square bar / Flat bar: 10mm to 600mm
Length: Fixed length or random length or based on the customer's special requirement.
Round bar / rod / disc (diameter1): 5.5mm to 800mm
Square bar / Flat bar: 10mm to 600mm
Length: Fixed length or random length or based on the customer's special requirement.
Heavy/middle plate via hot rolled: T60 - 200mm X W100 - 1200mm X L1000 - 5000mm
Forging piece: stepped shafts, other different shapes based on OEM.
TECHNICAL SALES ASSISTANCE
If you meet further on any technical enquiry. pleased to EMAIL (sales@ccsteels.com) our resident team of qualified production engineers.
If you meet further on any technical enquiry. pleased to EMAIL (sales@ccsteels.com) our resident team of qualified production engineers.
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