Style

Chinese standard

U.S.A(AWS)

Japan(JIS)

Dia(φmm)

Rockwell hardness(HRC)

Melt the deposited metal main chemical composition(%)

Main Usage

C

Mn

Si

S

P

LY 502Ni

1.2 /1.6

≥35

≤0.50

-

-

-

-

Used for surfacing welding between metal wear and mild sand wear parts.

LY R402

1.2 /1.6

≥35

0.12

1.50

0.51

0.014

0.019

Used in metal wear and the sand wear parts between the hardfaced surfacing, it contains the golden section, except Cr outside also contain Mo, V elements of tempering softening properties, relatively strong, can get stable hardness.