人妻综合网,成人影片麻豆国产影片免费观看,中文字幕一区二区人妻电影,欧美性喷潮

Category

類(lèi) 別

Trade
mark

牌 號(hào)

Chemical comb

主要成份(%)

Characteristics & application

特性和用途

Equivalent to AWS

相當(dāng)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、耐氣蝕、抗氧化。堆焊鏟斗齒，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，高溫下耐磨、耐蝕。堆焊高溫高壓閥門(mén)

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，高溫下耐磨、耐蝕。堆焊閥門(mén)，熱軋孔型

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，高溫下耐磨、耐熱，但抗沖擊性差。堆焊螺旋送料機(jī)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，高溫下耐磨、耐熱，但抗沖擊較差。堆焊牙輪鉆頭

ECoCr-C

Copper

alloys

銅

合

金

S 201

Sn1 Si0.3Mn0.3
Cu Rem.

Good mechanical properties and crack resistance. Gas welding and argon arc welding of red copper.
機(jī)械性能好，抗裂性好。紫銅氣焊及氬弧焊用

ERCu

S 211

Si3 Mn1
Cu Rem.

Good mechanical properties. Argon arc welding of copper alloys and MIG brazing of steel.
機(jī)械性能好，銅合金氬弧焊及鋼的MIG釬焊用

ERCuSi-Al

S 212

Sn5 Cu Rem.

Wear resistance. Argon arc welding of copper alloys and surfacing of steel.
耐磨性好。銅合金氬弧焊及鋼的堆焊用

ERCuSn-A

S 213

Sn8 Cu Rem.

Wear resistance. Argon arc welding of copper alloys and surfacing of steel.
耐磨性好。銅合金氬弧焊及鋼的堆焊用

ERCuSn-C

S 214

Al7.5 Cu Rem.

Wear and corrosion resistance. Argon arc welding of copper alloys and surfacing of steel.
耐磨、耐蝕。銅合金氬弧焊及鋼的堆焊用

ERCuAl-A1