55Si7
2023-05-16 08:43:22 Origin： Remark：0 Click：
Material Specifications IS 1570 - 4 (1988 / 2018) of Steel 55Si7 Round bar, Flat bar Hot forging, Hot rolling, Heat treatment, Straightening, 100% Ultrasonic flaw detection test, Cold machined.
TECHNICAL SPECIFICATION DATASHEET - Grade 55Si7
Material Category - Structural Alloy Steel
Material Specifications - IS 1570 - 4 (1988 / 2018)
Special 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 ELEMENTS (mass weight %)
Carbon, C (％): 0.50 ~ 0.60
Silicon, Si (％): 1.50 ~ 2.00
Manganese, Mn (％): 0.80 ~ 1.00
Phosphorus, P (％) ≤: 0.030
Sulfur, S (％) ≤: 0.015
Chromium, Cr (％): -
Nickel, Ni (％): -
Molybdenum, Mo (%): -
Ferrum, Fe (%): remainder
Material Category - Structural Alloy Steel
Material Specifications - IS 1570 - 4 (1988 / 2018)
Special 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 ELEMENTS (mass weight %)
Carbon, C (％): 0.50 ~ 0.60
Silicon, Si (％): 1.50 ~ 2.00
Manganese, Mn (％): 0.80 ~ 1.00
Phosphorus, P (％) ≤: 0.030
Sulfur, S (％) ≤: 0.015
Chromium, Cr (％): -
Nickel, Ni (％): -
Molybdenum, Mo (%): -
Ferrum, Fe (%): remainder
MECHANICAL PROPERTIES - HEAT TREATMENT CYCLE- HARDNESS
Hot working tenperature /℃: 1050 ~ 850
Annealing temperature /℃: 640 ~ 680
Hardness after annealing ≤HBW: 217
Quenching temperature /℃: 870
Cooling medium: oil
Common tempering temperature /℃: 430 ~ 500
TYPICAL APPLICATIONS
Cutting tools. Mechanical parts, Air hammer tools. Piercing tools.
ADVANTAGE & SUPERIOR SERVICE
We closely cooperate with the professional inspection partners to strictly control the quality and improve the quality manage system, and guarantee the goods delivery each time. It is proved that we are worth of trusting and will be the strategic partner of the supplying chains in the special steels field.
Round bar & Disc (diameter): 5.5 to 800mm
Flat bar (thickness X width): 10 ~ 400 X 15 ~ 650 X Lmm
Heavy plate (thickness X width): 40 ~ 500 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.
Hot working tenperature /℃: 1050 ~ 850
Annealing temperature /℃: 640 ~ 680
Hardness after annealing ≤HBW: 217
Quenching temperature /℃: 870
Cooling medium: oil
Common tempering temperature /℃: 430 ~ 500
TYPICAL APPLICATIONS
Cutting tools. Mechanical parts, Air hammer tools. Piercing tools.
ADVANTAGE & SUPERIOR SERVICE
We closely cooperate with the professional inspection partners to strictly control the quality and improve the quality manage system, and guarantee the goods delivery each time. It is proved that we are worth of trusting and will be the strategic partner of the supplying chains in the special steels field.
Round bar & Disc (diameter): 5.5 to 800mm
Flat bar (thickness X width): 10 ~ 400 X 15 ~ 650 X Lmm
Heavy plate (thickness X width): 40 ~ 500 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.
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