Category 類 別 Trade- Mark 牌 號 Equivalent to China Standard 相當(dāng)國標(biāo) Characteristics & application 特性和用途 Equivalent to AWS 相當(dāng)AWS
Hard-surfacing
硬
面
堆
焊
D 667 EDZCr-B-15 HRc≥48. Resistance to wear, gas corrosion and oxidation. Hardfacing of blast furnace hopper and cracker part. HRc≥48,耐磨、耐氣蝕、抗氧化。堆焊高爐料鐘、破碎機(jī)件
D 802 EDCoCr-A-03 HRc38-47. Resistance to heat, wear and corrosion. Hardfacing of high temperature part such as the edge of thermo-cutter. HRc38-47,耐熱、耐蝕、耐磨。堆焊高溫工件如熱剪切刀刃 ECoCr-A
D 812 EDCoCr-B-03 HRc45-50. Resistance to heat, wear and corrosion. Hardfacing of high temperature part such as internal-combustion engine valve. HRc45-50,耐熱、耐蝕、耐磨。堆焊高溫工件如內(nèi)燃機(jī)閥 ECoCr-B
D 822 HRc≥53. Resistance to Wear and heat, bad shock resistance. Hardfacing of rotating blade wheel of boiler. HRc≥53,耐熱、耐磨,但抗沖擊性差。堆焊鍋爐旋轉(zhuǎn)葉輪
D 832 EDCoCr-C-03 HRc≥50. Wear and heat resistance. Hardfacing of high temperature part such as hot-rolling guided way. HRc≥50,耐熱、耐磨。堆焊高溫工件如熱軋導(dǎo)軌 ECoCr-C
D 842 EDCoCr-D-03 HRc28-38. Corrosion and thermo-fatigue resistance, work harding. Hardfacing of hot forging die. HRc28-38,耐蝕、抗熱疲勞,具有加工硬化性。堆焊熱鍛模
Cast iron
鑄
鐵 Z 308 EZNi Pure nickel, excellent general properties. Used to weld thin cast iron part and repair welding machined surface, such as