HAIXIANG METAL

Material No. W-Nr

:

1.0721

CHEMICAL COMPOSITION(10S20/1.0721)

C(％)

:

0.07～0.13

Si(％)

:

≤0.40

Mn(％)

:

0.70～1.10

P(％)≤

:

0.06

S(％)≤

:

0.15～0.25

Pb(％)

:

—

Condition

:

Before Hot Working

Size/mm

:

≤10mm

11～16mm

17～40mm

41～63mm

Tensile Strength|σb/MPa

:

360～530

360～530

360～530

360～530

Yield Strength|σs≥/MPa

:

—

—

—

—

Extensibility|δ(％)≥

:

—

—

—

—

Hardness HBS≤

:

159

159

149

149

Condition

:

Cold-Drawing

Size/mm

:

≤10mm

11～16mm

17～40mm

41～63mm

Tensile Strength|σb/MPa

:

540～780

490～740

460～710

390～640

Yield Strength|σs≥/MPa

:

410

390

355

295

Extensibility|δ(％)≥

:

7

8

9

10

Hardness HBS≤

:

—

—

—

—

Condition

:

890～920℃Normalizing

Size/mm

:

≤16mm

17～40mm

41～63mm

Tensile Strength|σb/MPa

:

≥350

≥350

≥350

Yield Strength|σs≥/MPa

:

225

215

205

Extensibility|δ(％)≥

:

—

—

25

Hardness HBS≤

:

—

—

—