2023-08-04 08:37:45 Origin： Remark：0 Click：
Official Test Report: issued by TUV - SGS - BV
Special Melting Practice - BEF + AOD / + ESR
HS Code For Customs - 72221100 / 72221900 / 72222000
Inventory on hand - Round bar Diam. 55 / 90 / 100mm
Material Specifications - IS 1570-5 (1985 / 2004)
Carbon, C (％): 0.50 ~ 0.60
Silicon, Si (％): ≤ 0.25.
Manganese, Mn (％): 8.00 ~ 10.0
Phosphorus, P (％) ≤: 0.040
Sulfur, S (％) ≤: 0.030
Chromium, Cr (％): 20.0 ~ 23.0
Nickel, Ni (％): 3.25 ~ 4.50
Molybdenum, Mo (％): -
Nitrogen, N (%): -
Forms: Round bar, flat bar, forgings and plate
Annealing temp: 1140 ~ 1180 ℃, water cooling, tempered 760 ~ 800℃, air cooling.
Tensile strength, σb/≥ MPa: 950 min.
Yield strength, σ0.2/MPa: 580
Elongation, δ ≥(％): 8.0
Reduction of area, ф ≥ (％): -
Hardness via annealing /HBW: 255 max.
The alloy is usually produced by EAF +LF + VD / AOD / EF followed by electroslag refining (ESR) / VAR if necessary for special purpose.
Bars and, where applicable, forgings are subjected to ultrasonic examination based on the different levels according to the buyers' requirements.
Bars are usually supplied black/bright in the annealed condition.
Final heat treatment - quenching + tempering heat treatment.
Round bar & Wire rod (diameter): 5.5mm to 200mm
Square bar / Flat bar: 10mm to 550mm
Length: Fixed length or random length or based on the customer's special requirement.
Heavy / middle plate via hot rolled: T10 ~ 400mm X W70 ~ 1200mm X Lmm
Forging piece: stepped shafts, other different shapes based on OEM.
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.
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.
If you meet further on any technical enquiry, pleased to EMAIL our resident team of qualified production engineers, Email: firstname.lastname@example.org.