斯米克S112硬面堆焊焊丝

　　Category

　　类 别

　　Trade

　　mark

　　牌 号

　　Chemical composition

　　主要成份(%)

　　Characteristics & application

　　特性和用途

　　Equivalent to AWS

　　相当AWS

　　Hardfacing

　　硬

　　面

　　堆

　　焊

　　S 101

　　C3 Cr28 Ni4

　　Si3.5 Fe Rem.

　　HRc48-54. Resistance to wear, gas corrosion and oxidation. Hardfacing of bucket tooth and case pump.

　　HRc48-54，耐磨、耐气蚀、抗氧化。堆焊铲斗齿，泵套

　　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

　　S 113

　　C2.5 Cr30 W17

　　Co Rem.

　　HRc≥55. Wear and heat resistance at high temperature, bad shock resistance. Hardfacing of screw charging carriage.

　　HRc≥55，高温下耐磨、耐热，但抗冲击性差。堆焊螺旋送料机用

　　S 114

　　C2.5 Cr30 W12

　　Co Rem.

　　HRc≥53. Wear and heat resistance at high temperature, bad shock resistance. Hardfacing of three-cone bit.

　　HRc≥53，高温下耐磨、耐热，但抗冲击较差。堆焊牙轮钻头

　　ECoCr-C