1.SAE 1045 S45C forged steel bar sizes we can offer; Round bar: 200-1200mm Square bar:150×150-700×700mm Rings and other special profile : as per drawing
3.Futhur heat treatment for forged steel : Normalized Annealed Q&T(Quenched&Tempered)
4.Forged Steel round bar tolerance: Black surface Forged sizes up to 500mm (-0/+5mm) Forged sizes above 500mm in diameter (-0/+8mm) Machined surface to all sizes (-0/+3mm)
5.1045 forged steel bar Equivalent and chemical composition
Standard
Grade
C
Si
Mn
P
S
GB/T699
45
0.42-0.5
0.17-0.37
0.5-0.8
0.035
0.035
JIS G4051
S45C
0.42-0.48
0.15-0.35
0.6-0.9
0.03
0.035
ASTM A29/A29M
1045
0.43-0.5
0.15-0.35
0.6-0.9
0.04
0.05
EN 10083-2
C45E/1.1191
0.43-0.5
0.4
0.5-0.8
0.03
0.035
6.Quality control: 1. Melting Process: EAF/BOF+LF+VD resulting in ingots 2. Both ends cut by saw 3. Ratio of forging:minimum 3:1 4. Grain size of final product: according to ASTM E112 more than 5,preferred more than 8 5. Ultrasonic test: As per SEP1921 Class C/c or D/d
7.MOQ: one piece per size/grade 8.Payment term: FOB CIF CFR EXW and so on 9.Delivery time : 7 to 30 days after deposit received.