65#, 70#, 85#, 65Mn, 55SiMnVB, 60Si2Mn spring steel bar

We can supply you the spring steel (GB standard) : 65#, 70#, 85#, 65Mn, 55SiMnVB, 60Si2Mn, 60Si2MnA, 60Si2CrA, 60Si2CrVA

Spring steel

  Dimensions: 10-300mm

 Hot rolled spring steel 65#

Grade	C	Si	Mn	P	S	Cr	Ni
65#	0.62 0.70	0.17 0.37	0.50 0.80	Max 0.035	Max 0.035	Max  0.25	Max  0.25

We can supply you the spring steel (GB standard) : 65#,  70#,  85#, 65Mn, 55SiMnVB, 60Si2Mn, 60Si2MnA,  60Si2CrA, 60Si2CrVA, 55SiCrA, 55CrMnA, 60CrMnA, 50CrVA, 60CrMnBA, 30W4Cr2VAGrade: 55Cr3, 51CrV4, 60Si2Mn4 etc.

Dimension

    Rounds: Hot rolled dia.11-90mm, Cold drawn dia.5-50mm

    Flats: 6-32mm * 44.5-150mm

Delivery condition: EAF+LF+VD, Hot rolled / Cold drawn, Black / Peeled

Application: Auto manufacture, spring wire

With the short stress production line that can finish foundry and rolling in one process, we are able to produce dozens type of spring flat steel from 6*40mm to 20*150mm.

Grade:GB 55Si2Mn 65Mn 60Si2Mn Q235B EN 55Si7 DIN EN 55Si7 JIS G4801 SUP9

thickness	wideness
< 3.00(-/+0.20)	≤200(-1.0/+2.0)
3.25-3.75(-/+0.18)	200-300(-1.0/+2.5)
4.00-5.00(-/+0.24)	>300(-2.0/+3.0)
>5.00(-/+0.27)