US Universal MG754 alloy electrode American MAGNA (Universal) solder alloy welding material alloys MAGNA is designed for equipment repair and maintenance designed electrode. The problem for the maintenance of welding specializes in the manufacture of versatile, high-quality products, mainly for repairs and maintenance, and even inexperienced welders also successfully completed the difficult work, for highly skilled welders can combine his technical and MAGNA products Good performance has been satisfactory results, so that the industry safe, fast, reliable reduce costs for maintenance. The following is a series of several representatives MAGNA welding products: Type Products weld metal mechanical properties Universal 51 M51 is a service designed for brazing alloys can be welded all the white metals, including zinc die castings, titanium, zinc, copper and lead alloy, tin-lead alloys, aluminum and lead, the metal may be copper, brass, steel, stainless steel, bronze and other metals or welding. Can be used at a low temperature of 179 ℃. σ b soldering temperature 116 MPa 179 Universal 75F M75F is a comprehensive general purpose welding bronze alloy, flowability, excellent wettability, commonly used for welding cast iron, in addition to zinc white and the like, but for all of the metal has a very good welding results. σ b soldering temperature HB 461 MPa 760-871 85-115 Universal 77F M77F is a universal high strength, high hardness, welding alloys, self-lubrication, ease of processing, but in the course of work hardening. Almost all metal can be welded. super strength σ b soldering temperature HB 550MPa 907-915 150-220 MG130 special manufacturing, generic coated copper wire. Has excellent welding performance at a temperature of 760-870 ℃, 900-955 ℃ has excellent weldability and tight-fitting thin liquidity. Can be used to weld carbon steel, alloy steel, cast iron, and many non-ferrous metals, easy in any position welding. σ b soldering temperature HB 483MPa 760-955 135 M303 Universal 303 is a chrome-nickel alloy-based high-strength welding highly adaptable, almost all types of steel welding current: such as spring steel, vanadium, molybdenum spring steel, high school low-carbon steel, manganese steel, chrome molybdenum steel, heat-resistant steel, seismic steel, T-1 steel, alloy tool steel, carbon tool steel, and various combinations of dissimilar steel welding. Spatter, easy slag removal, excellent ductility, toughness, crack resistance. Cr 25-35 ℅ σ b 827MPa Ni 8-12℅ σ 0.2 620MPa Mn 1-2℅ δ 22-25% Fe balance HB 236 M777 (Universal 777) with nickel-iron alloy electrode for welding cast iron core, for welding and maintenance of various cast and set. Weldment without preheating, welding virtually all types of cast iron, can also be used dissimilar welding cast iron and steel, good weld cutting performance, high strength, good plasticity, with crack resistance, commonly used in larger thickness of cast iron components, gray cast iron and ductile iron welding, engineering grade purity iron welding. AC and DC. Ni 50-60% σ b 460MPa Mn 0.3-0.8% σ 0.2 422MPa Al 0-1% HB 180 Fe M8N12 a margin of more than 50 kinds of weldable nickel-based heat-resistant alloy electrodes of different alloys, all-position welding, soldering seam metal toughness, high strength, excellent heat resistance (heat, heat capacity of up to 1200 ℃) resistance, low temperature resistance, corrosion resistance and crack resistance, but also has excellent antioxidant properties and resistance to intergranular corrosion, weld machining performance, commonly used in welding heat equipment, cryogenic equipment and nickel alloys. Different metals and steel (stainless steel) is connected and the like. AC and DC. Cr 10-20% σ b 827MPa Mn 3-8% σ 0.2 620MPa Fe 8-12% HB 180 Ni margin M480 designed for a multi-purpose tool, mold maintenance tool steel welding rod. With extraordinary impact resistance, extrusion and wear resistance, can successfully weld all common tools, tool steel, including cold, hot, oil quenching, air quenching, or water quenched steel. Can even be difficult to weld repair welding AISI: D2, A2, S1, L6H and SKD-11 or a similar tool steel. Preheat generally low or no preheating before welding, after welding without heat treatment. Hardness above 500 ℃ in HRc53 recommended for a variety of hot and cold trimming die, forming and blanking die repair and harden the surface. Cr 10-20% σ b 895MPa V 2-8% HRc 58-59 Mo 2-8% C 0.1-0.5% Fe balance M404 M404 is a new surfacing alloy with extraordinary abrasion resistance. M404 is built with a steel pipe for WC grain core welding electrodes, weld uniformity, dissolution made from high tensile steel, possession of thousands of internal weld same as diamond carbide particles. M404 has exceptional resistance to low stress abrasion, is resistant to the most demanding all kinds of friction and wear designed tungsten carbide alloys. (Then the positive electrode DC) AC and DC, also used as gas welding. C 2-3% HRc 70 or more (WC grain) Mn 1-2% Fe 35-45% tungsten carbide grain size 20-30mesh W margin M51 M51 is a service designed for brazing alloys can be welded all white metal including zinc die castings, titanium, zinc, copper and lead alloys, tin-lead alloys, aluminum and lead, can also be the metal with copper, brass, steel, stainless steel or bronze and other metals welding. Can be used at a low temperature of 179 ℃. .. Σ b. 116 MPa special welding of metallic materials Type Products MG200 quality weld metal mechanical properties of high-nickel alloys. Unique pulsating welding arc can remove impurities nonporous welding. Weld and heat affected zone cutting, commonly used in the casting hole repair loose, thick-walled castings backing, iron and steel, and stainless steel connections. σ b δ HB 345 MPa 40% of high strength alloy 160 MG210 for connection of the assembly. Almost all the cast iron can be welded. Bimetallic weld core prevents overheating, soft arc weld crack easily processed to make high. Especially suitable for welding ductile iron, cast iron and steel. Commonly used in thick cast iron. σ b σ 0.2 HB 520 MPa 430 MPa 200 MG289 high strength welded dirty or impure specially designed cast iron welding alloys, weld metal high crack resistance, easy processing. Commonly used in repair welding welding steel, gray iron, ductile iron, malleable iron welded up each other. σ b δ HB 415 MPa 35% 210 MG300 Universal aluminum bronze welding, and surface treatment commonly used to connect aluminum bronze, steel, brass and copper. With excellent corrosion resistance and anti-friction and wear properties. Commonly used in engines, boat propellers, pumps, valves, shaft hole, blades and other welding repair. σ b δ HB 690 MPa 25% 200 MG390 for connection and assembly of high-purity copper welding, and copper has the corrosion resistance and thermal conductivity of the match, for welding copper and copper alloys, such as electrical facilities and production , deoxidized copper parts, copper-clad steel, copper clad cast iron and so on. σ b δ. 215 MPa 35%. MG400 Universal for arc welding and gas welding electrode, at low current arc has a very stable, very suitable for outdoor use. Weld has excellent corrosion resistance and colors. Commonly used in cast aluminum welding, aluminum cylinders, tubes and the like. σ b. HB 173 MPa. 40-55 MG470 high strength, high fluidity aluminum solders, low operating temperatures to prevent the deformation, a good color matching, commonly used in the connection of aluminum, the production and surface hardening. Such as aluminum and zinc-based die castings σ b. HB 270 MPa.. MG500 easy to use, especially for difficult welding position. Can be used for thin-walled, and different thickness, different levels of welded steel and welded pipes with water. Outstanding little splash, since buoyant slag capacity. σ b σ 0.2 δ 586 MPa 510 MPa 25% MG506 high-intensity, full welding, steel for extremely clean, no need to clean up the multilayer welding slag, used to gauge steel, pipe welding, construction equipment and other σ b σ 0.2 δ 590 MPa 475 MPa 17% MG530 high strength, low hydrogen electrode for high strength, fine steel. Outstanding scalability, easy cutting, commonly used in welding T-1, HY-80, HY-90, HY-100, SSS-100 and other σ b σ 0.2 δ 830 MPa 720 MPa 22% MG540 dedicated to the problem of steel hydrocodone control of welding electrodes. Provide dense, crack-free welds with good ductility. Round, low current, commonly used in welding difficult to weld steels rich in sulfur and phosphorus. σ b σ 0.2 δ 590 MPa 500 MPa 29% MG543 quality low-alloy, high-strength welding, excellent low-temperature impact properties (Impacts 43 ft.lbs@-40 ℃). Easy operation, high crack resistance. σ b σ 0.2 δ 620 MPa 460 MPa 26% MG570 highly efficient slotted cut strips arc momentum, and easy to control the size and depth of the groove. Excellent first impression of performance and capability in addition to welding slag. Also suitable for cutting and perforation. Widely used in steel, aluminum, stainless steel, cast iron, cast steel, and copper alloy. .,.. MG600 very wide versatility of high-strength Cr-Ni welding, almost all kinds of commonly used steel welding, to meet the most demanding requirements, such as commonly used in tool steel, tool steel, vanadium, molybdenum spring steel, spring steel, and unknown steel, also used in an inconsistent interface size steel. Has excellent weldability, crack resistance, ductility, and toughness. σ b σ 0.2 δ 855 MPa 710 MPa 22% MG610 for a variety of heat-resistant stainless steel, corrosion-resistant solder alloys, heat-resistant at temperatures up to 1200 ℃, particularly suitable for welding 310, 314, 410, 430 and similar stainless steel. Commonly used in furnace parts, ladle, heat fan blades, heat treatment vessels, chemical reactors, and so on. σ b σ 0.2 δ 689MPa 448MPa 40% MG650 advanced, ultra-low carbon Cr-Ni stainless steel welding. Has good corrosion resistance and thermal cracking. Welds can be polished like a mirror, particularly suitable for 302, 304, 304L, 308, 308L and 347 stainless steel, etc. Commonly used in chemical equipment, food equipment, boilers, kitchen equipment, pipes and fittings σ b σ 0.2 δ 586MPa 427MPa 52% MG660 advanced, ultra-low carbon Cr-Ni-Mo stainless steel electrode. Ideal for use as required to have anti-corrosion, thermal cracking broken steel protective layer can be polished like a mirror every weld. Especially for 302, 304, 304L, 308, 308L and 316L stainless steels and other. Commonly used in dairy equipment, chemical equipment, paper making equipment, tanks, pipes and accessories σ b σ 0.2 δ 607MPa 470MPa 49% MG690 common nickel-based electrode, commonly used in high fever, low temperature applications and a variety of difficult to weld steel. High deposition rate and good ductility. Has excellent high temperature strength and oxidation resistance, suitable for operating temperatures of -260 ℃ --------- 900 ℃. Commonly used in different metals, nickel alloys and steels (including stainless steel) welding, such as heat treatment equipment, cryogenic equipment. σ b σ 0.2 δ 590MPa 330MPa 36% MG hardened surface and tool steel welding consumables Model Product Performance and Application Examples HRC MG700 is designed for general-purpose high-speed tool steel alloys such as high hardness, hardness after welding up Rc58-62, 600 ℃ The temperature can be maintained at the hardness of Rc56. Commonly used in hot forging die, hot scissors and shears blade, turning, cutting molds 58-65 MG701 quality welding electrodes, generally without preheating, and other tools commonly used in the martensitic steels, special apply to H-11 and H-13 tool steel, can be processed. Usage: cast aluminum molds, zinc die casting, repair other hot work tool. 30-33 MG710 a versatile tool for a very wide steel rod, generally only low temperature without preheating or preheating, is highly resistant to chipping, malleable, can temper and multilayer welding. Hardness after welding Rc55-60. Impact and abrasion resistance, commonly used in a variety of tools, molds. Such as clipping blades, forging dies, cold cut mold, molding, shredder hammer mill rollers and the like. 55-60 MG713 for assembling and repair of H-13 tool steel welding rod. Commonly used to trim the existing mold, processing errors, etc. 55-60 MG720 drill-based electrodes for corrosion resistance, impact resistance, wear resistance under high temperature conditions. 550 ℃ maintained Rc42 hardness. Commonly used in chemical equipment, hot stamping machine, slide valves, spark plugs, punching machines. 38-43 MG740 available for most medium hardness steel welding alloys. With a high pressure resistance, impact wear, excellent crack resistance, is the ideal base layer hardened surface layer. Weld processability and forging. 33-41 MG745 against severe abrasion, surfacing alloy moderate shocks. Commonly used in martensitic steel, especially for welding manganese steel. All-position welding, after welding hardness HB165 can work hardening, work hardness of Rc48. There tubular welding available. 48 MG750 high impact resistance welding, most of the steel used for welding and surface treatment. Outstanding corrosion resistance, tensile strength 730MPa, yield strength 430MPa, and up to 40% elongation, the weld does not crack under significant impact action. Hardness after welding, HB190, work hardness Rc45. 45 MG754 low hydrogen welding electrodes manufactured for hot work tools and dies 44 MG761 versatility of a very wide mix of tool steel rod, just before welding without preheating or low temperature preheating without heat treatment after welding. For a variety of common tool steel, die steel. Used to work under heavy load conditions of cold, heat tool. Such as forging die, cold and eager shear blades, mold, punching tools, heavy heat and cold cut cut mold. 55-60 MG765 against severe abrasion resistance with moderate impact welding, chrome carbide weld for carbon, Mn low alloy steel. Good hot hardness. Commonly used in mining, road machinery, iron crusher rollers and the like. 58-63 MG770 against severe abrasion, resistant to shock peened surface welding, alloyed core wire is not in the proper position to allow welding, tubular welding also available for blast furnace grate, transport chain, road construction machinery. 56-60 MG788 tungsten carbide composite boom for serious wear and tear, by the moderate impact of the occasion, may be surfacing of steel, cast steel, cast iron and tool steel. Uses such as drilling, reaming, milling tools, mining industries. 77 more MG790 composite carbide hardfacing welding electrodes. Used even at high temperatures, also has anti-wear ability of the fine particles. There tubular welding available. Commonly used in mining, cement equipment, sand conveyors.