D717/D717A tungsten carbide surfacing electrode

Model: EDW - B - 15

Application: it is used for surfacing welding of mechanical parts which are resistant to strong rock wear, such as the gripping back of tricone bit, blower blade, strong coal mining drum, roller of sugar binding machine, blade of concrete mixer, etc.

Chemical composition of the deposited metal /%

C 1.5-4 Si≤4 Mn≤3 Cr≤3 W 50-70 Mo≤7 Ni≤3 Other ≤3 Hardfacing hardness HRC: ≥60

D707 tungsten carbide surfacing electrode

Model: EDW - A - 15

Application: It is used for surfacing welding of mechanical parts which are resistant to strong rock wear, such as blade of concrete mixer, blade of bulldozer, blade of dredger, high speed sand mixing box, etc.

Chemical composition of the deposited metal /%

C 1.5-3 Si≤4 Mn≤2 W 40-50 Hardfacing HRC: ≥60

D708 tungsten carbide alloy electrode

Uses: Mainly used for surfacing welding repair of worn parts of chemical equipment and various mechanical equipment.Such as metallurgical machinery, mining machinery, turnout, jaw plate, bucket, shovel teeth, engineering quarry ship and other brick machine reamer, spiral, mixer blade, fan blade, processing machinery, engineering machinery, building materials machinery!

Chemical composition of deposited metal /%

C≤ 1.5Cr ≤ 3.0Ni5.0-7.0Si ≤ 1.0W70-85 Hardfacing layer hardness: HRC≥68

D707Ni pure nickel surfacing electrode

Application: It is used for surfacing welding of high temperature oxidation resistant and abrasive wear resistant parts, such as blast furnace bell bucket, sintered gear scraping, etc.

Chemical composition of the deposited metal /%

WC≈55 other 5-10 residual for Ni surfacing hardness HRC: ≥45
 

Introduction to surfacing electrode

brand

Gb model

Coated type

Welding current

The main purpose

D102

EDPMn2-03

Titanium calcium type

AC and DC

Used for surfacing welding or repairing the surface of worn parts of low carbon steel, medium carbon steel and low alloy steel, such as axle, gear and mixer blade.

D106

EDPMn2-16

Low hydrogen type

AC and DC +

Used for surfacing welding or repairing the surface of worn parts of low carbon steel, medium carbon steel and low alloy steel, such as axle, gear and mixer blade.

D107

EDPMn2-15

Low hydrogen type

DC+

Used for surfacing welding or repairing the surface of worn parts of low carbon steel, medium carbon steel and low alloy steel, such as axle, gear and mixer blade.

D112

EDPCrMo-A1-03

Titanium calcium type

AC and DC

Used for the surface of worn low carbon steel, medium carbon steel and low alloy steel parts, especially for surfacing welding and repairing of mining machinery and agricultural machinery.

D126

-

Low hydrogen type

AC and DC +

Used for surfacing the surface of worn low carbon steel, medium carbon steel and low alloy steel, such as axle, gear, driving wheel, mixer blade, etc.

D127

-

Low hydrogen type

DC+

Used for surfacing the surface of worn low carbon steel, medium carbon steel and low alloy steel, such as axle, gear, driving wheel, mixer blade, etc.

D132

EDPCrMo-A2-03

Titanium calcium type

AC and DC

Used for the surface of worn low carbon steel, medium carbon steel and low alloy steel parts, especially suitable for surfacing welding and repair of worn parts of mining machinery and agricultural machinery.

D146

EDPMn4-16

Low hydrogen type

AC and DC +

Used for surfacing welding of worn carbon steel parts and carbon steel switches.

D156

-

Low hydrogen type

AC and DC +

It is suitable for surfacing of parts of rolling mill, such as groove rolling mill, big gear of cast steel, driving wheel of tractor, support wheel and chain rail section.

D167

EDPMn6-15

Low hydrogen type

DC+

Used for surfacing of worn parts of agricultural and construction machinery, such as large bulldozer, roller of power shovel, automobile chain, etc.

D172

EDPCrMo-A3-03

Titanium calcium type

AC and DC

Used for surfacing gear, dredger, tractor scraper, furrow plough, mining machinery and other wear parts.

D207

EDPCrMnSi-A1-15

Low hydrogen type

DC+

Used for surfacing welding of bulldozer blades, propellers and other worn parts.

D212

EDPCrMo-A4-03

Titanium calcium type

AC and DC

Used for single-layer or multi-layer surfacing of all kinds of worn parts, such as gear, bucket, mining machinery, etc.

D217A

EDPCrMo-A3-15

Low hydrogen type

DC+

Mainly used for surfacing welding of high strength wear-resisting parts.Such as 30CrMnSi and 35CrMnSi metallurgical roller surfacing and repair, ore crusher parts, mine 4M3 electric bucket teeth and other excavator bucket teeth welding repair, etc.

D256

EDMn-A-16

Low hydrogen type

AC and DC +

It is suitable for surfacing welding of crusher, high manganese rail, bucket, bulldozer and other parts which are easily worn by impact.

D266

EDMn-B-16

Low hydrogen type

AC and DC +

It is suitable for surfacing welding of crusher, high manganese rail, bucket, bulldozer and other parts which are easily worn by impact.

D276

EDCrMn-B-16

Low hydrogen type

AC and DC +

It is suitable for surfacing the parts of hydraulic turbine damaged by cavitation, such as turbine blade, water guide blade, etc., and also for surfacing the parts of high manganese steel requiring high wear resistance and toughness, such as railway switch, screw conveying mechanism, bulldozer blade, grapple, crushing blade, etc.

D277

EDCrMn-B-15

Low hydrogen type

DC+

It is suitable for surfacing the parts of hydraulic turbine damaged by cavitation, such as turbine blade, water guide blade, etc., and also for surfacing the parts of high manganese steel requiring high wear resistance and toughness, such as railway switch, screw conveying mechanism, bulldozer blade, grapple, crushing blade, etc.

D286A

EDMn-B-16

Low hydrogen type

AC and DC +

It is suitable for surfacing welding of high manganese steel. It is a special electrode for surfacing repair of railway high manganese rail and turnout. It can also be used for surfacing welding of all kinds of crusher, bulldozer and other impact surface - worn parts.

D286B

EDMn-B-16

Low hydrogen type

AC and DC +

It is suitable for surfacing welding of high manganese steel. It is a special electrode for surfacing repair of railway high manganese rail and turnout. It can also be used for surfacing welding of all kinds of crusher, bulldozer and other impact surface - worn parts.

D307

EDD-D-15

Low hydrogen type

DC+

The tool edge can be surfaced on the tool blank made of medium carbon steel (such as 45, 45Mn steel) to replace the whole high speed steel, and can also be surfaced to repair the worn tool and other tools.

D317

EDRCrMoWV-A3-15

Low hydrogen type

DC+

Suitable for surfacing of cold die and general cutting tools.

D322

EDRCrMoWV-A1-03

Titanium calcium type

AC and DC

Used for surfacing welding of various cold stamping dies and cutting tools, and can also be used to repair the mechanical parts requiring high wear resistance.

D327

EDRCrMoWV-A1-15

Low hydrogen type

DC+

Used for surfacing welding of various cold stamping dies and cutting tools, and can also be used to repair the mechanical parts requiring high wear resistance.

D337

EDRCrW-15

Low hydrogen type

DC+

Used for surfacing welding of forging die on cast steel or forged steel, also used for repairing forging die.

D397

EDRCrMnMo-15

Low hydrogen type

DC+

It can also be used to repair the old forging dies made of 5CrMnMo, 5CrNiMo, 5CrNiSiW steel, or to surface the high-strength wear-resistant parts.

D502

EDCr-A1-03

Titanium calcium type

AC and DC

This is a universal surfacing electrode for surfacing carbon steel or alloy steel shafts and valves with working temperature below 450ºC.

D507

EDCr-A1-15

Low hydrogen type

DC+

This is a universal surfacing electrode for surfacing carbon steel or alloy steel shafts and valves with working temperature below 450ºC.

D507Mo

EDCr-A2-15

Low hydrogen type

DC+

It is used for surfacing the sealing face of medium temperature and high pressure globe valve with working temperature below 510ºC.The sealing surface of gate valve should be used with this electrode and D577 electrode (the above two electrodes should be used for the valve seat and valve disc respectively).

D507MoNb

EDCr-A1-15

Low hydrogen type

DC+

Used for surfacing welding of sealing surface of medium and low pressure valves with working temperature below 450ºC.

D512

EDCr-B-03

Titanium calcium type

AC and DC

D512 is a kind of universal surfacing electrode, the surfacing layer is harder and more wear-resistant than D502, which is difficult to be machined.it is used for surfacing carbon steel or low alloy steel shaft, valve parts for superheated steam, mixer paddle, blade of screw conveyor, etc.

D516MA

EDCrMn-A-16

Low hydrogen type

AC and DC +

Used for surfacing welding of parts under the action of water, steam and petroleum medium, such as No. 25 cast steel and sealing face of high and high pressure valves, whose working temperature is below 450ºC.

D517

EDCr-B-15

Low hydrogen type

DC+

D517 is a kind of universal surfacing electrode, the surfacing layer is harder and more wear-resistant than D502, which is difficult to be machined.it is used for surfacing carbon steel or low alloy steel shaft, valve parts for superheated steam, mixer paddle, blade of screw conveyor, etc.

D547

EDCrNi-A-15

Low hydrogen type

DC+

Used for surfacing welding of valve sealing surface and other sealing parts of high pressure boiler unit in power station working below 570ºC.

D547Mo

EDCrNi-B-15

Low hydrogen type

DC+

Used for surfacing welding of sealing surface of high pressure valve with working temperature below 600ºC.

D557

EDCrNi-C-15

Low hydrogen type

DC+

Used for surfacing welding of sealing surface of high pressure valve with working temperature below 600ºC.

D577

EDCrMn-C-15

Low hydrogen type

DC+

Used for surfacing the sealing face of medium temperature and high pressure valves whose working temperature is below 510ºC. If used together with D507MO in gate valves, the service life will be longer.

D608

EDZ-A1-08

The graphite type

AC and DC +

Used for agricultural machinery, mining equipment and other parts to bear sand wear and slight impact.

D628

-

The graphite type

AC and DC +

Used for surfacing of wear-resistant surfaces that are subjected to slight impact loads but require good resistance to abrasive wear.Such as hammering coal mill hammer head, fan type coal mill impact plate.

D667

EDZCr-C-15

Low hydrogen type

DC+

For surfacing welding where strong wear resistance, corrosion resistance and cavitation resistance are required, such as axle sleeve of centrifugal cracking pump in petroleum industry, parts of mine crusher and valve cover of diesel engine, etc.

D707

EDW-A-15

Low hydrogen type

DC+

Used for surfacing welding of mechanical parts resistant to strong rock wear, such as blade of concrete mixer, blade of bulldozer and pump, blade of dredger, high speed mixing box, etc.