Name: SCM440TK 1.7225 42CrMo4 4140 Alloy Steel Tubes for Mechanical Purpose

Standard:EN10297 Seamless Circular Steel Tubes for Mechanical and General Engineering Purposes

Size: OD:38.1mm to 810mm;   WT:4to 200mm;    Length:12000mm(Max)

Certification: The hollow bar is supplied with 3.1.B inspection certificate,according to the standards EN 10204 and                          ISO 10474.

Application:  It can be made into mechanical and general engineering purposes.

Surfaces Conditions: 1.Black surface with oxygen skin;
                                      2.Grinded for external or internal surface, or external and internal surface;
                                      3.Peeled for external or internal surface, or external and internal surface.

Delivery Conditions: Hot Rolled only;Stress Relieved;Annealed;Normalized;Quenched and Tempered. 

Tube ends: The tube comes with square cut and deburred ends.

Packaging: The hollow bar comes in strapped bundles. The minimum weight of each bundle is 2000kg; the                                  maximum bundle weight being 5000kg, with a minimum of 4 pieces

Delivery Time: 35 days after both parties confirmed.

C

Mn

P

S

Si

0.22 max

1.60 max

0.040 max

0.035 max

0.55 max

Condition

Tensile Strength Rm (Mpa)

Yield Strength R2 (Mpa)

Elongation in 2 in or 50 mm  A(%)

+AR

500 - 650

355 max

22 / 19 max

+C

640 min

/

4 min

+SR

580 min

450 min)

10 min

+A

450 max

/

22 max

+N

500 - 630

355 max

22 / 19 max