Shandong Hengge brand: wear-resistant surfacing electrode, tungsten carbide electrode, tubular cast tungsten carbide gas welding rod manufacturers spot supply. Cast tungsten carbide gas welding electrode HRC ≥92yz77 cast tungsten carbide welding rod pipe composition of W2C and WC alloy particles, melting point 1600-1800 degrees, using oxygen-acetylene flame surfacing, with higher wear resistance. It is suitable for surfacing welding easily worn parts such as oil drilling tools, drilling bits, concrete mixing blades, dredger blades, high speed sand mixing box, charcoal screw propeller, feed mill blades, etc. . Acetylene temperature: 1000 ~ 2800 °C. The content of tungsten is 95% -96% , and the granularity is 30 mesh -80 mesh. D608 wear-resistant surfacing electrode, model: EDZ-A1-08 surfacing layer hardness: HRC & GT; 55 D608 is a graphite-coated CRMO cast iron surfacing electrode, can be used for both AC and DC, more suitable for DC power reverse connection. Because the surfacing metal is Cr and Mo carbide of cast iron structure, the surfacing layer has higher hardness and wear resistance, and has good resistance to wear of sand and ore. Used for agricultural machinery, mining equipment and other parts to withstand sand wear and slight * hit. Chemical composition of deposited metal (%) c 2.50 ~ 4.50 Mo 3.00 ~ 5.00 Cr 3.00 ~ 5.00 reference current (AC, DC +) electrode diameter (mm) φ3.290 ~ 120φ4.0130 ~ 160φ5.0:170 ~ 210

D658 surfacing electrode, surfacing hardness HRC: ≥60d658 high chromium cast iron surfacing electrode, with excellent abrasion resistance, working temperature up to 650 ° C, AC and DC dual-use, arc stability, basic slag-free. Used for wear parts and high temperature wear parts. Chemical composition of deposited metal/% C 3-6.5 CR 20-35mo 4-9nb 4-8.5 V 0.5-2.5 W 2.5-7.5 reference current (AC, DC +) electrode diameter (mm) φ3.290-130φ4.0130-180D698 wear resistant hardfacing electrode, model: GB EDZ-B2-08 hardfacing layer hardness HRC ≥60D698 hardfacing electrode is graphite type coating electrode, AC and DC dual-purpose. It is used for surfacing welding of mineral machinery and strongly worn parts of Earth, sand and stone crushing. The hardfacing layer of high chromium cast iron wear-resistant electrode has high hardness and is composed of granular carbide, martensite and retained austenite, it is suitable for hardening, strengthening and repairing easily worn parts such as suction fan rotor blades, dust pump valves, mud pump impellers, dredgers and so on. Chemical composition of deposited metal (%) c ≤3.00 Cr 4.00-6.00 W 8.50-14.00 other elements total amount ≤3.00 reference current (AC, DC +) electrode diameter (mm) φ3.2:90-120φ4.0:140-180φ5.0:190-230D708 tungsten carbide surfacing electrode; Model: Edw-a-15 hardfacing layer hardness HRC ≥65D708 graphite-type coating tungsten carbide surfacing electrode, relying on the coating of tungsten carbide alloy excess, surfacing metal containing tungsten 40% -50% , AC and DC dual-purpose. The welding rod is mainly used for mechanical parts which are subjected to severe wear, such as concrete mixing blades, bulldozers and pump blades, dredger blades, high-speed sand mixing box, brick machine reamer, roller, crusher head, hammer plate, fan impeller, etc. , lining Board, Vertical Kiln Tower Castor, roller press, Cone break and other parts. The chemical composition of deposited metal (%) c 1.50 ~ 3.00 Mn ≤2.00 Si ≤4.00 W 40-50 reference current (AC, DC +) electrode diameter (mm) φ3.2:70 ~ 120φ4.0:140 ~ 180φ5.0:180 ~ 230

D798 tungsten chromium boron wear-resistant electrode, model: GBEDZCr-D-OO HRC: 66 ~ 68d798 tungsten chromium boron wear-resistant electrode is graphite coating. It works both ways. Slag-free tungsten chromium boron special wear-resistant electrode. There are some alloy elements with fine grain in weld metal, the microstructure of weld metal is fine martensite and a little retained austenite, a large amount of boride and dispersed carbide with HV ≥2800 are distributed on the matrix, the hardness of surfacing layer is high, the wear resistance of high chromium cast iron is 2 ~ 3 times as high as that of common high chromium cast iron, and the hardness remains stable at 600 ° C, high current welding and slag-free, good process performance. The electrode is mainly used for slurry pump, cement equipment and metallurgical equipment to withstand strong abrasive wear occasions. Chemical composition (%) c 3.0 ~ 4.0 cr 22.0 ~ 32.0 W 11.5 ~ 22.5 mo.00.5 ~ 1.0 reference current AC/DC + electrode diameter (mm) φ4.0180 ~ 230φ5.0220 ~ 260D998 wear-resistant hardfacing electrode, hardfacing hardness HRC: 72D998 type wear-resistant hardfacing electrode, graphite coating surfacing electrode, AC and DC dual-purpose, surfacing metal contains high-strength carbide and a variety of wear-resistant materials. A hard phase, and uniform hardness. Strong wear resistance. And appropriate operation, welding current stability, small smoke spatter, smoke without fluoride and other harmful gases. After welding, the surface is smooth, less slag, beautiful. Used in brick factory spiral mixer blade, mixer. The repair and surfacing welding of the hammer head of coal pulverizer, cement plant, fan blades, shaft kiln tray, mining and steel plant can get twice the result with half the effort. Main chemical composition: C 3.0.5.0CR 21.0-30.5B 3.5-6.4Si 0.5-1.5 other 6 reference current (AC, DC +) electrode diameter (mm) φ3.2:120-150φ4.0:160-190. The diameter of the electrode is 100% ~ 100%

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