Hardfacing Electrode d102d107d132d212d307

  Brand , National Standard , D102  EDPMn2-03  It is used for surfacing or repairing the surface of wear parts of low carbon steel, medium carbon steel and low alloy steel, such as axle, gear and mixer blade D106  EDPMn2-16  It is used for surfacing or repairing the surface of wear parts of low carbon steel, medium carbon steel and low alloy steel, such as axle, gear and mixer blade D107  EDPMn2-15  It is used for surfacing or repairing the surface of wear parts of low carbon steel, medium carbon steel and low alloy steel, such as axle, gear and mixer blade D112  EDPCrMo-A1-03  It is used for the surface of worn low carbon steel, medium carbon steel and low alloy steel parts, especially for surfacing and repair of mining machinery and agricultural machinery D126  EDPMn4-16  It is used for surfacing the worn surface of low carbon steel, medium carbon steel and low alloy steel, such as axle, gear, traveling driving wheel, mixer blade, etc D127  EDPMn4-15  It is used for surfacing the worn surface of low carbon steel, medium carbon steel and low alloy steel, such as axle, gear, traveling driving wheel, mixer blade, etc D132  EDPCrMo-A2-03  Used for the surface of worn low carbon steel, medium carbon steel and low alloy steel parts, especially suitable for surfacing and repair of worn parts of mining machinery and agricultural machinery D167  EDPMn6-15  It is used for surfacing of worn parts of agricultural and construction machinery, such as large bulldozer, roller of power shovel, automobile ring chain, etc D172  EDPCrMo-A3-03  It is used for surfacing wear parts such as gears, dredgers, tractor scrapers, deep ploughshares and ploughs, mining machinery, etc D207  EDPCrMnSi-A1-15  Used for surfacing bulldozer blade, propeller and other worn parts D212  EDPCrMo-A4-03  It is used for single-layer or multi-layer surfacing of various worn parts, such as gear, bucket, mining machinery, etc D217  AEDPCrMo-A3-15  It is mainly used for surfacing high-strength wear-resistant parts
Such as surfacing and repair of 30CrMnSi and 35CrMnSi metallurgical rolls, ore crusher parts, , Welding repair of bucket teeth of mine 4m3 electric shovel and other excavators D227  EDPCrMoV-A2-15  It can be used for surfacing the surface of wear-resistant parts bearing a certain amount of impact load, such as the worn surface of roadheader disc hob D237  EDPCrMoV-A1-15  It is used for surfacing hydraulic machinery, dredger, mining machinery parts damaged by sediment wear and cavitation D256  EDMn-A-16EFeMn-A  It is suitable for surfacing welding of various crushers, high manganese steel rails, buckets, bulldozers and other vulnerable parts D266  EDMn-B-16EFeMn-B  It is suitable for surfacing welding of various crushers, high manganese steel rails, buckets, bulldozers and other vulnerable parts D276  EDCrMn-B-16  It is suitable for surfacing the parts of hydraulic turbine damaged by cavitation erosion, such as the blade and guide vane of hydraulic turbine, and it is also suitable for requiring wear resistance and toughness , Surfacing of high manganese steel parts, such as railway turnout, screw conveyor, bulldozer blade, grab, crushing blade, etc D277  EDCrMn-B-16  It is suitable for surfacing the parts of hydraulic turbine damaged by cavitation erosion, such as the blade and guide vane of hydraulic turbine, and it is also suitable for requiring wear resistance and toughness , Surfacing of high manganese steel parts, such as railway turnout, screw conveyor, bulldozer blade, grab, crushing blade, etc D286A  It is suitable for surfacing 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 all kinds of crushers, , Impact surface such as bulldozer & mdash& mdash; Surfacing of worn parts D286B  It is suitable for surfacing 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 all kinds of crushers, , Surfacing of worn parts of impact surface such as bulldozer D307  EDD-D-15  The tool edge can be overlaid on the tool blank made of medium carbon steel (such as 45 and 45MN steel) to replace the overall high-speed steel, , It can also repair worn tools and other tools by surfacing D317  EDRCrMoWV-A3-15  It is suitable for surfacing of cold stamping die and general cutting tools D322  EDRCrMoWV-A1-03  It is used for surfacing all kinds of cold stamping dies and cutting tools
It can also be used to repair mechanical parts requiring high wear resistance D327  EDRCrMoWV-A1-15  It is used for surfacing all kinds of cold stamping dies and cutting tools
It can also be used to repair mechanical parts requiring high wear resistance D337  EDRCrW-15  It is used for surfacing forging die on cast steel or forged steel, and can also be used for repairing forging die D397  EDRCrMnMo-15  Hot forging die for surfacing cast steel or forged steel as blank, and also for repairing 5CrMnMo, 5CrNiMo and 5crnisiw Steel , Old forging die made of, or surfacing high-strength wear-resistant parts D502  EDCr-A1-03  This is a universal electrode for surface surfacing, which is used for surfacing carbon steel or alloy steel shafts and valves with working temperature below 450 ℃ D507  EDCr-A1-15  D507 is a 1Cr13 valve surfacing electrode with low sodium hydrogen coating, which adopts DC reverse connection
The surfacing metal is 1Cr13 semi ferritic high chromium steel The surfacing layer has the characteristics of air quenching
Generally, it does not need heat treatment and has uniform hardness
It can also be annealed and softened at 750 ~ 800 ℃
When heated , After air cooling or oil quenching at 900 ~ 1000 ℃, it can be hardened again D507Mo  EDCr-A2-15  It is used for surfacing the sealing surface of medium temperature and high pressure stop valve with working temperature below 510 ℃
The welding rod shall be matched with d577 welding rod on the sealing surface of gate valve , Use (the above two welding rods are used for valve seat and valve disc respectively) D507MoNb  It is used for surfacing welding of sealing surfaces of medium and low pressure valves with working temperature below 450 ℃ D512  EDCr-B-03D512  It is a universal electrode for surface surfacing
The surfacing layer is harder, more wear-resistant and more difficult to process than D502
It is used for surfacing carbon steel or low alloy , Steel shaft, valve parts for superheated steam, mixer paddle, screw conveyor blade, etc D516  MAEDCrMn-A-16  It is used for surfacing parts under the action of water, steam and petroleum media with working temperature below 450 ℃, such as No
25 cast steel and sealing surface of high and medium pressure valves D517  EDCr-B-15  For surfacing carbon steel or low alloy steel shafts, valves for superheated steam, mixer paddles, , D547  EDCrNi-A-15  It is used for surfacing welding of valve sealing surface and other sealing parts of power station high-pressure boiler device working below 570 ℃ D547Mo  EDCrNi-B-15  It is used for surfacing welding of sealing surface of high-pressure valve with working temperature lower than 600 ℃ D557  EDCrNi-C-15  It is used for surfacing welding of sealing surface of high-pressure valve with working temperature lower than 600 ℃ D577  EDCrMn-C-15  It is used for surfacing the sealing surface of medium temperature and high pressure valve with working temperature below 510 ℃
If it is used with d507mo in gate valve, its service life is higher D608  EDZ-A1-08  It is used for agricultural machinery, mining equipment and other parts that bear sand wear and slight impact D628  It is used for surfacing the wear-resistant surface that bears slight impact load but requires good wear resistance to abrasive wear
Such as hammer head of hammer mill, , Impact plate of fan coal mill, etc D667  EDZCr-C-15  It is used for surfacing where strong wear, corrosion and cavitation resistance are required, such as centrifugal cracking pump shaft sleeve in petroleum industry and mine crusher , Components and valve covers on diesel engines D687  EDZCr-D-15  It is used in occasions requiring strong wear resistance, such as cone bit small shaft, coal hole excavator, lifting bucket, crusher roll, pump frame barrel, mixer blade, etc D707  EDW-A-15  For surfacing mechanical parts resistant to strong rock wear, such as concrete mixer blades, bulldozer and pump blades, dredger blades, , High speed sand mixing box, etc