STC 5
2017-12-28 13:39:17 Origin： Remark：0 Click：
Technical Specification KS D3751 - 1999 Carbon tool steel STC 5 Strip, Round bar, Steelmaking, ESR melted, Hot rolling, STC 5 Heat treatment
TECHNICAL DATA SHEET - KS STC 5
CHEMICAL COMPOSITIONS (mass fraction - %)
Carbon, C (％): 0.80 ~ 0.90
Carbon, C (％): 0.80 ~ 0.90
Silicon, Si (％): ≤ 0.35
Manganese, Mn (％): ≤ 0.50
Phosphorus, P (％) ≤: 0.030
Sulfur, S (％) ≤: 0.030
Phosphorus, P (％) ≤: 0.030
Sulfur, S (％) ≤: 0.030
Chromium, Cr (%): ≤ 0.30
Nickel, Ni (%): ≤ 0.25
Copper, Cu (%): ≤ 0.25
HOT WORKING AND HEAT TREATMENT PRACTICE
Annealing temperature /℃: 730 ~ 760
Annealed hardness, ≤ HB: 207
Quenching temperature /℃: 760 ~ 820
Cooling medium: water
Tempering temperature /℃: 150 ~ 200
Hardness under tempered condition HRC: 59
Tempering temperature /℃: 150 ~ 200
Hardness under tempered condition HRC: 59
MELTING PROCESS
This alloy is generally smelt in Non-vacuum furnace + ESR, Electric Arc Furnace (EAF).
For a purpose of superior quality, it should be smelt via manufacturing technology by agreement.
PRODUCT PROFILE AND DIMENSION
Round bar (diameter): 5.50 to 450mm
Square bar / Flat bar: THK 3 to 500mm X Width 3 ~ 1200mm
This alloy is generally smelt in Non-vacuum furnace + ESR, Electric Arc Furnace (EAF).
For a purpose of superior quality, it should be smelt via manufacturing technology by agreement.
PRODUCT PROFILE AND DIMENSION
Round bar (diameter): 5.50 to 450mm
Square bar / Flat bar: THK 3 to 500mm X Width 3 ~ 1200mm
Wire rod (Diameter): 0.30 to 16mm
Steel strip: THK0.15 ~ 2.50 X W8.0 ~ 600mm
Length: Fixed length or random length or based on the customer's special requirement.
Steel strip: THK0.15 ~ 2.50 X W8.0 ~ 600mm
Length: Fixed length or random length or based on the customer's special requirement.
Other different shapes based on OEM.
TECHNICAL SALES ASSISTANCE & SERVICE
If you meet further on any technical enquiry. pleased to EMAIL our resident team of qualified production engineers.
If you meet further on any technical enquiry. pleased to EMAIL our resident team of qualified production engineers.
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