欧美精品一区二区三区四区,人人摸人人操人人干人人舔,国产91清纯白嫩初高生,人妻少妇猛烈进入中文字幕图

Category
類 別

Trade-
Mark
牌 號(hào)

Equivalent to China Standard
相當(dāng)國(guó)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 guided way of machine tool.
純鎳，綜合性能好。鑄鐵薄件及加工面補(bǔ)焊用，如機(jī)床導(dǎo)衛(wèi)

ENi-Cl

Z 408

EZNiFe

Iron nickel, high strength and excellent ductility. Repair welding of important gray cast iron and nodular cast iron, such as cylinder cap.
鎳鐵，強(qiáng)度高、塑性好。重要灰鑄鐵及球鐵焊補(bǔ)用，如汽缸蓋

ENiFe-Cl

Z 508

EZNiCu-1

Copper nickel, good machinability and bad crack resistance. Repair welding of sand hole and gray cast iron machined surface subject to no load.
鎳銅，易加工，但抗裂性較差。不受力的灰鑄鐵加工面及砂眼補(bǔ)焊

ENiCu-B

Copper alloys

銅

合

金

Cu 107

ECu

Red copper, atmosphere and sea water corrosion and excellent electric conductivity. Welding of red copper such as electrical copper row.
紫銅，耐大氣，海水腐蝕，導(dǎo)電性好。紫銅焊接用，如導(dǎo)電銅排

ECu

Cu 207

ECuSi

Silicon bronze, corrosion resistance and high strength. Welding of copper, silicon bronze and brass.
硅青銅，耐蝕、強(qiáng)度高。銅、硅青銅及黃銅焊接用

ECuSi

Cu 227

ECuSnB

Tin phosphor bronze, corrosion resistance and high strength. Welding of copper, silicon bronze and brass.
錫磷青銅，耐蝕、強(qiáng)度高。銅、硅青銅及黃銅焊接用

ECuSn-C

Cu 237

ECuAl

Aluminum bronze, wear and corrosion and high strength. Welding or surfacing of copper alloys.
鋁青銅，耐磨、耐蝕，強(qiáng)度高。銅合金焊接或堆焊用

ECuAl-A2