S 111

C1 Cr29 W5

Co Rem.

HRc38-47. Resistance to wear and corrosion at high-temperature. Hardfacing of high temperature and pressure valve.

HRc38-47，高温下耐磨、耐蚀。堆焊高温高压阀门

ECoCr-A

S 112

C1.5 Cr29 W8

Co Rem.

HRc45-50. Resistance to wear and corrosion at high-temperature. Hardfacing of valve and hot-rolling pass.

HRc45-50，高温下耐磨、耐蚀。堆焊阀门，热轧孔型

ECoCr-B