Марка стали Q390P, Q390WP, Q420P, Q420WP, Q460P, Q460WP

Mechanical Characteristics

Chemical Composition

Material

Minimum yield strength

Minimum tensile strength

elongation

C

Si

Mn

P

S

V

Nb

Ti

Mpa

Mpa

%

%

%

%

%

%

%

%

%

Q390P

390

490

20

-

-

-

0.035

0.035

-

-

-

Q390WP

390

490

20

0.20

0.20

1.60

0.040

0.040

0.20

0.060

0.20

Q420P

420

520

19

-

-

-

0.035

0.035

-

-

-

Q420WP

420

520

19

0.20

0.55

1.70

0.040

0.040

0.20

0.060

0.20

Q460P

460

550

17

-

-

-

0.030

0.030

-

-

-

Q460WP

460

550

17

0.20

0.55

1.70

0.040

0.040

0.20

0.110

0.20