STEEL ROD/STEEL BAR

STEEL ROD/STEEL BAR Material:JIS/SAE/DIN Use:standard part,fasteners,hardware,spring,mechanical manufacture and so on

Description              STEEL ROD/STEEL BAR

Material                      JIS: SUP9,SUP9A,SUP10,SUP7,SUP12,SUP12V,SUP6,SUP7.

                                    SAE: SAE9254,SAE5160,SAE9260,SAE6150.

                                    DIN: 55Cr3,51CrV4,52CrMoV4,55Si7,60Si7,28MnSiB,58CrMnB4,27MnMoVB,

                                             65Mn,55CrSi,50CrV,60Si2Mn,CK67,60Si2CrVA,60Si2CrMnA.

Use                            Standard parts; Fasteners; Hardware, spring, mechanical manufacture and so on.

Size                             Diameter:12mm to 300mm;length:1000mm to 3000mm

Commonly used material chemical composition

Grade	C	Mn	S	P	Si	Cr	Cu	B
SUP9	0.52~0.60	0.65~0.95			0.17~0.37	0.65~0.95
SAE9254	0.51~0.59	0.60~0.90	≤: 0.040	≤: 0.035	1.20~1.60	0.60~0.80
SAE6150	0.46~0.54	0.50~0.80			0.17~0.37	0.80~1.10
55CrSi	0.5~0.6	0.5~0.8	≤ 0.03	≤ 0.03	1.2~1.6	0.5~0.8	≤ 0.02
60Si2Mn	0.56~0.64	0.60~0.90			1.60~2.00	≤ 0.035
50CrVA	0.46~0.54	0.50~0.80	≤ 0.03	≤ 0.03	0.17~0.37	0.80~1.10

 Mechanical property

Grade	Yield Strength Mpa	Strength of Extension Mpa	Elongation A%	Reduction of Area Z%
60Si2Mn	≥1175	≥1275	A11.3≥5	≥25
55CrMnA	≥1075	≥1225	≥9	≥20
60CrMnA	≥1075	≥1225	≥9	≥20
50CrVA	≥1125	≥1275	≥10	≥40

STEEL ROD/STEEL BAR