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Heat-resistant steel 1.4718 / 40KH9S2

Steel 1.4718 / 40KH9S2

Chemical composition of steel 1.4718

C

Si

Mn

P

S

Cr 

Ni 

Of 0.4-0.5

Is 2.7-3.3

0,6

0,04

0,03

Of 8.0-10.0

0,5

Mechanical properties of steel 1.4718

The yield strength Rp0. 2 MPa

State

Annealed

Tensile strength Rm MPa

800-950

600

Elongation %, min.   

20

The relative narrowing of the %, min.

40

Hardness NV max

300

 

Form of delivery of articles of steel 1.4718 / 40KH9S2

Round 1.4718 / 40KH9S2

Diameter: 6 – 500mm

Sheet  1.4718 / 40KH9S2

Thickness: 0.5 mm – 100mm

Pipe  1.4718 / 40KH9S2

-Hot rolled round pipe with a diameter from 38 to 244.5 mm, thickness from 3 to 25 mm

-Cold-drawn round tube

diameter from 6 to of 219.1 mm

with a thickness of 0.9 to 14.2 mm

Hexagon  1.4718 / 40KH9S2

Diameter: 17-65mm

Stripe  1.4718 / 40KH9S2

Thickness: 5-50mm ; Width: 50-250mm

Square 1.4718 / 40KH9S2

Size: 10-80mm