Yaponiya standartidagi yuqori marganetsli po'latning kimyoviy tarkibi

po'lat darajasi

Kimyoviy tarkibi sifat ulushi (foiz)

C

Mn

Si

S

P

boshqa

SCMnH1

0.9-1.3

11-4

-

0 dan kichik yoki unga teng.05

0 dan kichik yoki unga teng.10

-

SCMnH2

0.9-1.2

11-4

0 dan kichik yoki unga teng.8

0 dan kichik yoki unga teng.04

0 dan kichik yoki unga teng.07

-

SSMnH3

0.9-1.2

11-4

0.3-0.8

0 dan kichik yoki unga teng.035

0 dan kichik yoki unga teng.05

-

SCMnH11

0.9-1.3

11-4

0 dan kichik yoki unga teng.8

0 dan kichik yoki unga teng.04

0 dan kichik yoki unga teng.07

%1 uchun qoʻyildi:

SSMnH21

1.0-1.35

11-4

0 dan kichik yoki unga teng.8

0 dan kichik yoki unga teng.04

0 dan kichik yoki unga teng.07

Cr:2.0-3.0
Cr:0.4-0.7