China S275jr Ss400 1215 Cold Drawn Polished Mild Steel Round Bar

Product Description

SAE1018 S20C S45C 12L14 Cold drawn steel round bars /shafts
Cold drawn steel round bar
Cold drawn steel shaft

1.Main grade

Grade	C	Si	Mn	P	S
1035	0.32-0.38	0.15-0.35	0.60-0.90	Max 0.030	Max 0.030
1045	0.43-0.50	0.15-0.35	0.60-0.90	Max 0.030	Max 0.030
1050	0.48-0.55	0.15-0.35	0.60-0.90	Max 0.030	Max 0.030
1055	0.50-0.60	0.15-0.35	0.70-1.00	Max 0.030	Max 0.030
1522	0.18-0.24	0.15-0.35	1.10-1.40	Max 0.030	Max 0.030
1524	0.19-0.25	0.15-0.35	1.35-1.65	Max 0.030	Max 0.050
1541	0.36-0.44	0.15-0.35	1.35-1.65	Max 0.030	Max 0.050

2.Main shape

Shape	Size range(mm)
Cold drawn round bar	10mm-130mm
Cold drawn hex steel bar	10mm-70mm
Cold drawn square bar	1010-100100mm
Cold drawn flat bars	thickness:3mm-60mm

3.Diameter tolerance
ISO h8,h9,h10,h11 according to client's requirement

4.Straighteness
Max 3MM/M
5. treatment we can supply
QT,Annealing or normailized
6.Surface supply condition
bright surface,polished surface,shinney surface
7.Length
1M-6M,can cut according to client's order
8.Production process
hot rolled+shot blasting+cold drawn+straightening+polished+anti-rust oil+anti-rust packaging
9.Packaging
Anti-rust packaging by plastic/wooden pallet
10.Our quality control system
S275jr Ss400 1215 Cold Drawn Polished Mild Steel Round Bar