 LOW HEAT INPUT WELDING ALLOYS |
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» SYNTHETIC STAINLESS STEEL ELECTRODE FOR HARD FACING |
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DURANIC S-15 |
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High deposition efficiency electrode. |
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Deposits are Austenitic Stainless Steel having 18Cr, 8 Ni, & 5Mn Weld metal. |
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Weld metal has excellent heat
resistance properties. |
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Weld metal is work hardening nature & has excellent resistance to wear, abrasion corrosion & oxidation. |
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Welding of Stainless Steel of Similar Composition. |
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Welding of dissimilar metals like Manganese Steels, Alloy Steels, Chromium Steels, Carbon Steels.
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Welding of difficult to weld steels & high alloy steels like Armour Plates. |
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Repairing cracks in Austenitic Manganese Steels, Casting. |
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Parts subjected to heavy wear like Railway points & crossing. |
Technical Test Data:
UTS : 63 kg./mm2
EL : 34 %
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2.50x350
3.15x350
4.00x350
5.00x350 |
70-90
80-120
100-180
190-250 |
| » ELECTRODE FOR HIGH STRENGHT & EXCELLENT CRACK RESSITANCE |
DURANIC H-21 |
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Super weld ability for all types of steels. |
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Work hardening type of electrode.
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Controlled grain structure for high strength & ductility, superior crack resistance. |
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For welding overlaying Manganese
steel & unidentified steels. |
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Very low spatter, easy detachable slag,
Smooth weld finish. |
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Low amperage - easy strike - restrike. |
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Weld metal resistant to friction, heat & Corrosion. |
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Repairs of manganese steel parts used in construction, earth moving & mining industries. |
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Joining & surfacing of tool steels, high speed steels, cast steel, alloy steels. |
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Corrosion & heat resistance parts.
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Surfacing of grooved roll & repair of drop forge dies. |
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Buffer layer prior to hard facing. |
Technical Test Data :
UTS : 80 kg./mm2
EL : 22%
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2.50x350
3.15x350
4.00x350
5.00x350 |
50-70
70-100
80-120
110-160 |
| » UNIVERSAL ELECTRODE FOR MANGANESE STEEL |
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DURANIC H-22 |
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For overlay, build up & cushioning low, medium carbon, low alloy & medium manganese steels. |
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Non magnetic & highly crack resist ant to deformation.
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Tough & ductile weld deposit is resistant to deformation. |
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Deposits rapidly work harden during impact service conditions. |
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Excellent resistance to flow fatigue under repeated pounding & high impulsive loads. |
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Reclamation of medium
manganese steel points & crossing & tongue rails of railways. |
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Providing buffer layer
under hard facing deposits. |
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pressure piling hammers, shredder hammers, crusher mantels, mill hammers. |
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work hardening & requires pinning after every layer of weld. |
Technical Test Data
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Hardness : 230 BHN
after work hardening up to 500 BHN
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2.50x350
3.15x350
4.00x350
5.00x350 |
50-80
90-120
110-140
150-180 |
| » ELECTRODE FOR TOUCH & WEAR RESISTANT SURFACE ALLOY DEPOSIT |
| DURANIC H - 23 |
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All position, rapid deposit. |
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Surfacing deposits, strong tough & machinable. |
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Excellent buffer layer under hard surfacing subjected to severe impact. |
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Superior dense & spatter free deposits. |
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Harder abrasion resistant deposits. |
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Deposits can be nduction/flame hardned. |
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Ideal for both new & worn out parts. |
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Surfacing parts subjected to wear & impact. |
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For sliding & rolling surfaces, weld on medium carbon, low alloy & manganese steels. |
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Suited for construction/earth moving machinery like tractor, roller, concrete mixtures, crushers, dozer blades, shafts & screw conveyors.
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Steel plants, sugar mill parts like cane crushers couples & wobbler ends of rolls. |
Technical Test Data :
Hardness of weld deposit 310 BHN
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3.15x350
4.00x350
5.00x350 |
80-110
110-160
150-190 |
| » ELECTRODE FOR TOUGH & WEAR RESISTANT STEEL |
| DURANIC H - 24 |
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Gives high hardness in as welded condition, since weld metal is non heat treatable. |
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Can be used directly on the jobs without a buffer layer. |
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Weld deposit has extreme wear resistant, mild impact & heavy abrasion resistance. |
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Economical for making hard overlays in all position. |
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Weld metal is hard, tough & free from porosities & has regular weld beads. |
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For welding of protective coating subject
to abrasion wear & impact. |
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Used on steel, manganese steel & malleable iron, ideal for new & worn out parts. |
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For excavators, dredger parts, rock Crushers, hot dies pulverisers oil expeller, worms. |
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Specially designed for multipass built ups. |
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Economical electrode. |
Technical Test Data : Hardness of weld deposit 560 BHN
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3.15 x 350
4.00 x 350
5.00 x 350 |
90–120
110–160
150–220 |
| » SURFACE ELECTRODE FOR CHROMIUM CARBIDE DEPOSITS |
| DURANIC H - 25 |
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Hard wear resistant deposit. |
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Superior deposition weldability easy application. |
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Highly resistant to metal to metal wear/ grinding abrasion by minerals. |
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High resistant to abrasion and to plastic deformation under pressure. |
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Smooth bead appearance. |
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Hard & tough deposit, resistant to high friction and moderate impact. |
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Wear resistant surfacing of mild & low
alloy steels carbon steels.
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Alloy steels and Austenitic Mn steels. |
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Mining, earthmoving & cement industry parts like bucket teeth, crusher plates, pulverizer hammers, jaw crushers. |
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Conveyor screws, mixer wings, oil expeller worms, scrapper blades, plough shears, exhaust blades, fan blades. |
Technical Test Date: Hardness of weld deposit : 620 BHN
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3.15x350
4.00x350
5.00x350 |
90–110
110–140
140–180 |
