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MATERIAL CATEGORY - SAE, AISI, UNS system alloy structural steel
MATERIAL SPECIFICATIONS - SAE J1249 -2000
CHEMICAL COMPOSITION (WEIGHT %)
C (％): 0.38 ~ 0.43
Mn (％): 0.70 ~ 0.90
S (％)≤: 0.040
Mechanical property ≥ σs/MPa: 785
Mechanical property ≥ δ5 (%): 10.0
Mechanical property ≥ ψ (％): 45.0
The steels shall be manufactured by melting process EF, LF + EAF+ VD, IFF + ESR Melted. VIM + ESR can be handled by agreement.
Forgings may be furnished in one of the following conditions: stress relieving; annealing; solution treatment; solution treatment and ageing; normalizing; normalizing and tempering; or quenching and tempering.
PROFILE AND DIMENSIONS
Round bar (Diameter): 5.5mm to 800mm
Square bar / Flat bar: 3mm to 800mm
Length: random length, fixed length or based on the customer's special requirement.
Steel strip: T0.20 ~ 3mm X W10 ~ 2000mm X Coil
Heavy/middle plate via hot rolled: T40 - 400mm X W50 - 1200mm X L1000-12000mm
Forging piece: stepped shafts with flanks / discs /tubes /slugs /donuts /cubes /other different shapes based on OEM.
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