SS14 2756
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Material Technical Standard of SIS EN ISO 4957 -2001 high speed tool steel SS14 2756 data sheet, SS14 2756 Chemical compositions, Grade SS14 2756 Mechanical properties from Steelmaking, ESR melted, Hot blooming,Gr. SS14 2756 Hot forging, Hot rolling, Heat treatment, Straightening, 100% Ultrasonic test, Cold working, Peeled or rough turned machining. Technical specification - SIS EN ISO 4957 -2001. 100% Ultrasonic test ASTM E2375 /SAE AMS 2154 /SEP 1923 /GB/T 4162 /EN 10228-3.
TECHNICAL DATA SHEET: SS14 2756
MATERIAL CATEGORY: High speed tool steel
MATERIAL SPECIFICATIONS: SIS EN ISO 4957 -2001
CHEMICAL COMPOSITIONS (WEIGHT - %)
C (％): 0.70 ~ 0.85
Si (％): 0.15 ~ 0.30
Mn (％): 0.20 ~ 0.40
P (％)≤: 0.030
S (％)≤: 0.030
C (％): 0.70 ~ 0.85
Si (％): 0.15 ~ 0.30
Mn (％): 0.20 ~ 0.40
P (％)≤: 0.030
S (％)≤: 0.030
Cr (%): 4.00 ~ 5.00
Mo (%): 0.80 ~ 1.20
W (%): 17.5 ~ 19.5
V (%): 1.30 ~ 1.60
Co (%): 9.50 ~ 11.5
HOT WORKING, HEAT TREATMENT PRACTICE AND HARDNESS
Hot working temperature /℃: 1150 ~ 900
Annealing temperature /℃: 820 ~ 850
Annealed hardness, ≤ HB: 240 ~ 300
Quenching temperature /℃: 1260 ~ 1300
Cooling medium: oil
Tempering temperature /℃: 560 ~ 580
Hardness under tempered condition ≥HRC: 64
Tempering temperature /℃: 560 ~ 580
Hardness under tempered condition ≥HRC: 64
MELTING PROCESS
This alloy is generally smelt in Non-vacuum furnace + ESR, Electric Arc Furnace (EAF), EAF+LF+VD, LF + ESR.
For a purpose of superior quality, it should be smelt via technology of vacuum refining or by agreement.
PRODUCT PROFILE AND AVAILABLE FORMS
Round bar (Diameter): 0.50 to 550mm
Square bar / Flat bar: T3 to 500mm X W3 ~ 1200mm
This alloy is generally smelt in Non-vacuum furnace + ESR, Electric Arc Furnace (EAF), EAF+LF+VD, LF + ESR.
For a purpose of superior quality, it should be smelt via technology of vacuum refining or by agreement.
PRODUCT PROFILE AND AVAILABLE FORMS
Round bar (Diameter): 0.50 to 550mm
Square bar / Flat bar: T3 to 500mm X W3 ~ 1200mm
Wire rod (Diameter): 0.30 to 13mm
Steel strip: THK0.15 ~ 2.50 X W8.0 ~ 185mm
Length: Fixed length or random length or based on the customer's special requirement.
Steel strip: THK0.15 ~ 2.50 X W8.0 ~ 185mm
Length: Fixed length or random length or based on the customer's special requirement.
Other different shapes based on OEM.
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