YZ77 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 and so on. 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; 55D608 is a graphite-type coating of 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 ~ 210D658 surfacing electrode; Hardfacing hardness HRC: ≥60d658 high chromium cast iron hardfacing electrode, with excellent abrasive wear resistance, working temperature up to 650 ° C, AC/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) φ3.290-130φ4.0130-180
D698 wear-resistant surfacing electrode, model: GB EDZ-B2-08 surfacing layer hardness HRC ≥60D698 surfacing electrode is graphite type coating surfacing 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
D918 wear-resistant surfacing electrode, surfacing hardness HRC: 68D918 boron carbide wear-resistant surfacing electrode containing boron carbide wear-resistant surfacing electrode, graphite coating, AC/DC dual-use, with good wear resistance. Used for surfacing repair of parts with strong abrasive wear, such as fan impeller, agricultural machinery, mine machinery, mill, Mud Pump, mine trough, etc. . Chemical composition of deposited metal/% C2-3CR5B 1.5-2.5 other 5 reference current (mm) Φ3.2:80 ~ 110φ4.0:120 ~ 160D998 wear-resistant hardfacing electrode, hardfacing hardness HRC: 72D998 type wear-resistant hardfacing electrode, graphite-type coating surfacing electrode, AC/DC dual-use, 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 pulverized coal machine, cement plant, fan blade, 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 Shandong Hengge brand: wear-resistant surfacing electrode, tungsten carbide alloy electrode, tubular cast tungsten carbide gas welding electrode factory spot supply. Phone Wechat (086)13964080588 e-mail 506110825@qq. Com