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Hundreds kinds of special welding materials has been developed such as low alloy steel welding materials, molybdenum and chromium molybdenum steel welding materials, low temperature steel welding materials, stainless steel welding materials，Ni or Ni alloy welding materials, strip surfacing materials, brazing materials and other products.
Strong ability R & D, can ?provide customized products according to special requirements
Special welding materials can meet the special requirements of high temperature , corrosion? and wear resistance for equipment manufacturing, installing and repairing in industries.
| Material Type | Application Base Material | Grade | GB | AWS | Chemical Composition of Typical Deposited Metal（%） | |||||||||||
| C | Si | Mn | S | P | Cr | Ni | Mo | |||||||||
| Welding materials for Carbon steel, | welding rod | For carbon steel | AT-J426HR | GB/T5117 | AWS A5.5 | 0.05 | 0.25 | 0.83 | 0.006 | 0.011 | ||||||
| Low-alloy steel and | E4316 | E6016 | ||||||||||||||
| High-strength steel | welding rod | For 490MPa grade high-strength steel | AT-J507B | GB/T5117 | AWS A5.5 | 0.07 | 0.35 | 1.35 | 0.008 | 0.011 | ||||||
| E5015 | E7015 | |||||||||||||||
| welding rod | For 490MPa grade high-strength steel | AT-J507HIC | GB-T5118 | AWS A5.5 | 0.07 | 0.26 | 1.3 | 0.003 | 0.008 | |||||||
| E5015-G | E7015-G | |||||||||||||||
| Gas shielded welding wire | For 490MPa grade high-strength steel | AT-H08Mn2DR | AWS A5.23 | 0.08 | 0.2 | 1.26 | 0.004 | 0.0012 | ||||||||
| F7A4-EH14 | ||||||||||||||||
| Submerged arc welding wire and flux | For 490MPa grade high-strength steel | AT-H08MnHIC | AWS A5.23 | 0.064 | 0.3 | 1.32 | 0.003 | 0.0074 | ||||||||
| /SJ613HIC | F7A4-EH14 | |||||||||||||||
| Welding materials for low-alloy heat-resistant steel | welding rod | For 1-1.25%Cr-0.5%Mo heat-resistant steel | AT-R307B | GB-T5118 | AWS A5.5 | 0.074 | 0.23 | 0.57 | 0.007 | 0.009 | 1.12 | 0.48 | ||||
| E5515-B2 | E8015-B2 | |||||||||||||||
| Submerged arc welding wire and flux | For 1-1.25%Cr-0.5%Mo heat-resistant steel | AT-H11CrMo45A | AWS A5.23 | 0. 08 | 0. 28 | 0.9 | 0. 006 | 0. 1 | 1.25 | 0.5 | ||||||
| /SJ603 | ||||||||||||||||
| F8P2-EB2-B2 | ||||||||||||||||
| Low temperature just-used welding materials | Submerged arc welding wire and flux | For (-46°C) grade low temperature steel (16MnDR) | AT-H08Mn2DR | AWS A5.23 | 0. 06 | 0. 28 | 1.3 | 0. 008 | 0. 01 | |||||||
| /SJ603W | F48P5 | |||||||||||||||
| Submerged arc welding wire and flux | For (-46°C) grade low temperature steel (16MnDR) | AT-H07MnNiDR | AWS A5.23 | 0. 05 | 0. 25 | 0.9 | 0. 008 | 0. 01 | W3.5 | |||||||
| /SJ603W | F48P7 | |||||||||||||||
| Submerged arc welding wire and flux | For (-101°C) grade low temperature steel (3.5Ni) | AT-H06Mn35NiDR | AWS A5.23 | 0. 04 | 0. 32 | 0.8 | 0. 006 | 0.008 | N3.5 | |||||||
| /SJ603W | F48P10 | |||||||||||||||
| Welding materials for stainless steel | welding rod | For Cr22 duplex stainless steel | AT-E2209 | GB/T983 | AWS A5. 4 | 0. 021 | 0.64 | 1.5 | 0.011 | 0.019 | 22.3 | 9.2 | 3.1 | N | ||
| E2209 | E2209 | 0. 17 | ||||||||||||||
| welding rod | For Cr25 duplex stainless steel | AT-E2594 | AWS A5. 4 | |||||||||||||
| E2594 | ||||||||||||||||
| welding rod | For 308 stainless steel | AT-E308L | GB/T983 | AWS A5. 4 | 0.025 | 0.5 | 1.7 | 0.008 | 0.015 | 19.5 | 9.8 | |||||
| (A002) | E308L | E308L | ||||||||||||||
| Submerged arc welding wire and flux | For 308 stainless steel | AT-ER308 | GB/T17854 | AWS A5. 9 | 0. 05 | 0.6 | 2 | 20 | 10 | |||||||
| /SJ601 | F308-H0Cr21Ni10 | ER308 | ||||||||||||||
| Submerged arc welding wire and flux | For 308 stainless steel | AT-ER308L | GB/T17854 | AWS A5. 9 | 0. 03 | 0.6 | 2 | 20 | 10 | |||||||
| /SJ601 | F308L-H00Cr21Ni10 | ER308L | ||||||||||||||
| Solid wire for gas shielded welding | For 308 stainless steel | AT-ER308L | YB/T5092 | AWS A5. 9 ER308L | 0. 026 | 0. 38 | 1.85 | 20. 03 | 10.4 | |||||||
| welding rod | For 308 stainless steel | AT-E309L | GB/T983 | AWS A5. 4 | 0. 025 | 0. 55 | 1.7 | 0. 008 | 0.015 | 23.5 | 13 | |||||
| (A062) | E309L | E309L | ||||||||||||||
| Submerged arc welding wire and flux | For 309 stainless steel | AT-ER309L | GB/T17854 | AWS A5. 9 | 0. 03 | 0.6 | 2 | 24 | 13 | |||||||
| /SJ601 | F309-H1Cr24Ni13 | ER309 | ||||||||||||||
| Solid wire for gas shielded welding | For 309 stainless steel | AT-ER309L | YB/T5092 | AWS A5. 9 ER309L | 0. 024 | 0. 057 | 1.92 | 23.2 | 13. 25 | 0.4 | ||||||
| welding rod | For 309Mo stainless steel | AT-E309LMo | GB/T983 | AWS A5. 4 | 0. 025 | 0.7 | 1.7 | 0.008 | 0.015 | 22.9 | 12.9 | 2.5 | / | |||
| (A042) | E309MoL | E309LMo | / | |||||||||||||
| Solid wire for gas shielded welding | For 309Mo stainless steel | AT-ER309LMo | YB/T5092 | AWS A5. 9 ER309LMo | 0.016 | 0. 37 | 1.76 | 23. 76 | 13. 27 | 2. 46 | ||||||
| welding rod | For 309Nb stainless steel | AT-E309LNb | GB/T983 | AWS A5. 4 | 0. 031 | 0.51 | 1.98 | 0.008 | 0.019 | 24. 52 | 12. 76 | / | Ni | |||
| E309Nb | E309Nb | 0. 98 | ||||||||||||||
| welding rod | For 316 stainless steel | AT-E316 | GB/T983 | AWS A5. 4 | 0. 06 | 0.69 | 1.7 | 0.011 | 0.021 | 18.6 | 12.5 | 2.45 | ||||
| (A202) | E316 | E316 | ||||||||||||||
| Submerged arc welding wire and flux | For 316 stainless steel | AT-ER316L | GB/T17854 | AWS A5. 9 | 0. 02 | 1 | 2 | 18 | 12 | 2.3 | ||||||
| /SJ601 | F316L-H00Cr | ER316L | ||||||||||||||
| welding rod | For 347 stainless steel | AT-E347 | GB/T983 | AWS A5.4 | 0. 05 | 0.45 | 1.2 | 0.017 | 0.017 | 19.6 | 9.8 | Nb | ||||
| ?(A132) | E347 | E347 | 0. 56 | |||||||||||||
| welding rod | For 347 stainless steel | AT-E347L | GB/T983 | AWS A5. 4 | 0. 021 | 0.5 | 1.7 | 0.017 | 0.017 | 19.6 | 9.8 | Nb | ||||
| E347 | E347 | 0. 56 | ||||||||||||||
| Nickel and nickel-based alloy welding materials | welding rod | Nickel alloy welding materials | AT-Ni102 | GB/T13814 | AWS A5.11 | 0. 02 | 0.5 | 1.5 | ? | 0.5 | ? | other | Nb | Ti | Fe | |
| EN:2061A | Eni-1 | 1 | 0.1 | 1.8 | ||||||||||||
| MIG/MAG welding solid wire | AT-MCNiCu7 | GB/T15620 | AWS A5. 14 | 0. 08 | 2 | 65 | 1 | 65 | Ti | Fe | ||||||
| SNi4060 | ERNiCu-7 | 2 | 1 | |||||||||||||
| TIG welding solid wire | AT-TGNiCu7 | GB/T15620 | AWS A5. 14 | 0. 08 | 2 | 65 | 1 | 65 | Ti | Fe | ||||||
| SNi4060 | ERNiCu-7 | 2 | 1 | |||||||||||||
| TIG welding solid wire | AT-TGNi62 | GB/T15620 | AWS A5. 14 | 0. 04 | 0.2 | 0. 15 | ? | ? | 15.5 | other | Nb | Fe | ||||
| ENi6062 | ERNiCrFe-5 | 2.2 | 7.2 | |||||||||||||
| welding rod | Nickel-chromium-molybdenum alloy welding materials | AT-Ni625 | GB/T13814 | AWS A5. 11 | 0. 032 | 0. 32 | 0.31 | ? | ? | 21.6 | other | 8. 78 | Nb | Fe | ||
| ENi6625 | ENiCrMo-3 | 3.41 | 3.2 | |||||||||||||
| MIG/MAG welding solid wire | Nickel-chromium-molybdenum alloy welding materials | AT-MGNi625 | GB/T15620 | AWS A5. 14 | 0. 03 | 0.3 | 21.4 | other | 8.8 | Fe | Nb | |||||
| SNi6625 | ENiCrCoMo-3 | 2.5 | 3.4 | |||||||||||||
| TIG welding solid wire | Nickel-chromium-molybdenum alloy welding materials | AT-TGNi276 | GB/T15620 | AWS A5. 14 | 0. 01 | 0. 04 | 0.5 | 15.6 | other | 16 | Fe | |||||
| SNi6276 | ERNiCrMo-4 | 5.5 | ||||||||||||||
| TIG welding solid wire | Nickel-chromium-molybdenum alloy welding materials | AT-TGNi625 | GB/T15620 | AWS A5. 14 | 0. 03 | 0.3 | 21.4 | other | 8.8 | W | Fe | Nb | ||||
| SNi6625 | ERNiCrMo-3 | 3.6 | 2.5 | 3.4 | ||||||||||||
| Strip surfacing material | Submerged arc surfacing | AT-D309L/SMJ34 | NB/T47018.5 | AWS A5.9 | 0. 03 | 0.6 | 1.1 | 0.01 | 0. 025 | 24 | 13 | |||||
| EQ309L (B) | EQ309L | |||||||||||||||
| Electroslag surfacing | AT-D309L/SHD202 | NB/T47018.5 | AWS A5.9 | 0. 03 | 0.6 | 1.1 | 0.01 | 0. 02 | 24 | 13 | ||||||
| EQ309L (B) | EQ309L | |||||||||||||||
| Material Type | Application Base Material | Grade | GB | AWS | Mechanical Properties of Typical Deposited Metal | Features and Applications | ||||||
| Rm(MPa) | ReH(MPa) | A5(%) | Tem(℃) | AKV（J） | Remarks | |||||||
| Welding materials for Carbon steel, | welding rod | For carbon steel | AT-J426HR | GB/T5117 | AWS A5.5 | 475 | 360 | 32 | -20 | 185 | Welding nuclear power equipment and components | |
| Low-alloy steel and | E4316 | E6016 | ||||||||||
| High-strength steel | welding rod | For 490MPa grade high-strength steel | AT-J507B | GB/T5117 | AWS A5.5 | 565 | 470 | 26 | -20 | 150 | 620℃×1.5h | Compared with J507, it has lower impurity content |
| E5015 | E7015 | -30 | 115 | |||||||||
| welding rod | For 490MPa grade high-strength steel | AT-J507HIC | GB-T5118 | AWS A5.5 | 530 | 430 | 30 | -30 | 120 | 620℃×1.5h | Used for welding steel for hydrogen-induced cracking (HIC) and hydrogen sulfide corrosion (SSCC) | |
| E5015-G | E7015-G | |||||||||||
| Gas shielded welding wire | For 490MPa grade high-strength steel | AT-H08Mn2DR | AWS A5.23 | 560 | 450 | 25 | -50 | 155 | 620℃×2h | Weld Q235.q195 steel with SJ603W flux | ||
| F7A4-EH14 | ||||||||||||
| Submerged arc welding wire and flux | For 490MPa grade high-strength steel | AT-H08MnHIC | AWS A5.23 | 510 | 410 | 32 | -30 | 205 | 615℃×15h | Cooperate with SJ613HIC flux to weld Q345R (HIC) steel, used to weld steel for anti-oxidation induced cracking (HIC) and hydrogen sulfide corrosion (SSCC) | ||
| /SJ613HIC | F7A4-EH14 | |||||||||||
| Welding materials for low-alloy heat-resistant steel | welding rod | For 1-1.25%Cr-0.5%Mo heat-resistant steel | AT-R307B | GB-T5118 | AWS A5.5 | 560 | 465（690℃×26h） | 25 | 690℃×8h | 186 | Ultra-low hydrogen type low-alloy heat-resistant steel electrode, excellent crack resistance and low temperature toughness | |
| E5515-B2 | E8015-B2 | |||||||||||
| Submerged arc welding wire and flux | For 1-1.25%Cr-0.5%Mo heat-resistant steel | AT-H11CrMo45A | AWS A5.23 | 550 | 440 | 24 | -20 | 170 | 690°CX8h | Applicable ASTMA387Gr.11.CL2 | ||
| /SJ603 | (690°C | |||||||||||
| F8P2-EB2-B2 | X26h) | -30 | 110 | 690°CX8h | ||||||||
| Low temperature just-used welding materials | Submerged arc welding wire and flux | For (-46°C) grade low temperature steel (16MnDR) | AT-H08Mn2DR | AWS A5.23 | 530 | 420 | 25 | -50 | 180 | 620°C X 2h | It is used for multi-layer welding of low-temperature steel and has good impact toughness at a low temperature of -50°C. | |
| /SJ603W | F48P5 | |||||||||||
| Submerged arc welding wire and flux | For (-46°C) grade low temperature steel (16MnDR) | AT-H07MnNiDR | AWS A5.23 | 510 | 410 | 26 | -70 | 160 | 620°CX2h | It is used for multi-layer welding of low-temperature steel and has good impact toughness at -73°C. | ||
| /SJ603W | F48P7 | |||||||||||
| Submerged arc welding wire and flux | For (-101°C) grade low temperature steel (3.5Ni) | AT-H06Mn35NiDR | AWS A5.23 | 520 | 400 | 26 | -100 | 80 | 620°CX2h | It is used for multi-layer welding of low-temperature steel and has good impact toughness at a low temperature of -100°C. | ||
| /SJ603W | F48P10 | |||||||||||
| Welding materials for stainless steel | welding rod | For Cr22 duplex stainless steel | AT-E2209 | GB/T983 | AWS A5. 4 | 790 | 27 | The microstructure of the deposited metal is a dual phase structure of austenite-ferrite matrix, which increases the strength of the weld metal and improves the resistance to pitting corrosion and stress corrosion cracking. It is usually used for welding containing 22% Chromium duplex stainless steel. | ||||
| E2209 | E2209 | |||||||||||
| welding rod | For Cr25 duplex stainless steel | AT-E2594 | AWS A5. 4 | Super duplex stainless steel welding material for welding 2507 (S32750) duplex stainless steel. | ||||||||
| E2594 | ||||||||||||
| welding rod | For 308 stainless steel | AT-E308L | GB/T983 | AWS A5. 4 | 590 | 43 | Stainless steel welding material, stable arc, less spatter, easy to remove slag, beautiful weld shape, and good corrosion resistance. | |||||
| (A002) | E308L | E308L | ||||||||||
| Submerged arc welding wire and flux | For 308 stainless steel | AT-ER308 | GB/T17854 | AWS A5. 9 | 590 | 40 | ||||||
| /SJ601 | F308-H0Cr21Ni10 | ER308 | ||||||||||
| Submerged arc welding wire and flux | For 308 stainless steel | AT-ER308L | GB/T17854 | AWS A5. 9 | 575 | 42 | ||||||
| /SJ601 | F308L-H00Cr21Ni10 | ER308L | ||||||||||
| Solid wire for gas shielded welding | For 308 stainless steel | AT-ER308L | YB/T5092 | AWS A5. 9 ER308L | ||||||||
| welding rod | For 308 stainless steel | AT-E309L | GB/T983 | AWS A5. 4 | 650 | 42 | ||||||
| (A062) | E309L | E309L | ||||||||||
| Submerged arc welding wire and flux | For 309 stainless steel | AT-ER309L | GB/T17854 | AWS A5. 9 | 650 | 43 | ||||||
| /SJ601 | F309-H1Cr24Ni13 | ER309 | ||||||||||
| Solid wire for gas shielded welding | For 309 stainless steel | AT-ER309L | YB/T5092 | AWS A5. 9 ER309L | ||||||||
| welding rod | For 309Mo stainless steel | AT-E309LMo | GB/T983 | AWS A5. 4 | 640 | 42 | ||||||
| (A042) | E309MoL | E309LMo | ||||||||||
| Solid wire for gas shielded welding | For 309Mo stainless steel | AT-ER309LMo | YB/T5092 | AWS A5. 9 ER309LMo | ||||||||
| welding rod | For 309Nb stainless steel | AT-E309LNb | GB/T983 | AWS A5. 4 | 660 | 38 | ||||||
| E309Nb | E309Nb | |||||||||||
| welding rod | For 316 stainless steel | AT-E316 | GB/T983 | AWS A5. 4 | 610 | 41 | ||||||
| (A202) | E316 | E316 | ||||||||||
| Submerged arc welding wire and flux | For 316 stainless steel | AT-ER316L | GB/T17854 | AWS A5. 9 | 575 | 41 | ||||||
| /SJ601 | F316L-H00Cr | ER316L | ||||||||||
| welding rod | For 347 stainless steel | AT-E347 | GB/T983 | AWS A5.4 | 630 | 38 | ||||||
| ?(A132) | E347 | E347 | ||||||||||
| welding rod | For 347 stainless steel | AT-E347L | GB/T983 | AWS A5. 4 | ||||||||
| E347 | E347 | |||||||||||
| Nickel and nickel-based alloy welding materials | welding rod | Nickel alloy welding materials | AT-Ni102 | GB/T13814 | AWS A5.11 | 490 | 32 | Used for welding pure nickel (UNSN02200 or N02201) cast iron castings, for welding of composite nickel steel, surfacing of steel and welding of dissimilar metals. | ||||
| EN:2061A | Eni-1 | |||||||||||
| MIG/MAG welding solid wire | AT-MCNiCu7 | GB/T15620 | AWS A5. 14 | Used for welding nickel-copper alloys (UNSNO44OO), nickel-copper composite copper welding and steel surface surfacing welding. Mainly used for welding in niobium-containing corrosion-resistant environments. | ||||||||
| SNi4060 | ERNiCu-7 | |||||||||||
| TIG welding solid wire | AT-TGNiCu7 | GB/T15620 | AWS A5. 14 | Same as AT-MCNiCu7 description | ||||||||
| SNi4060 | ERNiCu-7 | |||||||||||
| TIG welding solid wire | AT-TGNi62 | GB/T15620 | AWS A5. 14 | Used for welding nickel-iron-chromium alloys (such as UNSN08800), nickel-chromium-iron (UNSN06600) and special-purpose welding of dissimilar metals. The working temperature is as high as 980℃, but when the temperature exceeds 820℃, the oxidation resistance and strength of the weld metal will be reduced. | ||||||||
| ENi6062 | ERNiCrFe-5 | |||||||||||
| welding rod | Nickel-chromium-molybdenum alloy welding materials | AT-Ni625 | GB/T13814 | AWS A5. 11 | 815 | 34 | Used for welding nickel-chromium-molybdenum alloys, especially for welding and surfacing welding of UNSN06625 alloys and other steel grades and nickel-chromium-molybdenum alloy composite steels, and also used for welding Ni9% steel under low temperature conditions. | |||||
| ENi6625 | ENiCrMo-3 | |||||||||||
| MIG/MAG welding solid wire | Nickel-chromium-molybdenum alloy welding materials | AT-MGNi625 | GB/T15620 | AWS A5. 14 | Same as nickel-chromium-molybdenum alloy, especially UNSN06625 welding, also used for welding with steel and surfacing nickel-chromium-molybdenum alloy surface. The corrosion resistance of the weld metal is equivalent to N06625. | |||||||
| SNi6625 | ENiCrCoMo-3 | |||||||||||
| TIG welding solid wire | Nickel-chromium-molybdenum alloy welding materials | AT-TGNi276 | GB/T15620 | AWS A5. 14 | Used for welding nickel-chromium-molybdenum alloys (such as UNSN10276), and also used for welding low-carbon nickel-chromium-molybdenum alloy composite steel surfaces, low-carbon nickel-chromium-molybdenum alloys and steel and other nickel-based alloys. | |||||||
| SNi6276 | ERNiCrMo-4 | |||||||||||
| TIG welding solid wire | Nickel-chromium-molybdenum alloy welding materials | AT-TGNi625 | GB/T15620 | AWS A5. 14 | Same as AT-MGNi625 description. | |||||||
| SNi6625 | ERNiCrMo-3 | |||||||||||
| Strip surfacing material | Submerged arc surfacing | AT-D309L/SMJ34 | NB/T47018.5 | AWS A5.9 | Used for submerged arc surfacing welding of pressure vessel lining or tube sheet transition layer (first layer) of urea tower heat exchanger for nuclear electric pressure vessel and fertilizer. | |||||||
| EQ309L (B) | EQ309L | |||||||||||
| Electroslag surfacing | AT-D309L/SHD202 | NB/T47018.5 | AWS A5.9 | Used for electroslag surfacing welding of pressure vessel inner lining or tube sheet transition layer (first layer) of urea tower heat exchanger for nuclear electric pressure vessel and chemical fertilizer. When used for surfacing welding of the transition layer of a hot-wall hydrogenation reactor, this combination is generally not used in order to obtain a greater penetration. | ||||||||
| EQ309L (B) | EQ309L | |||||||||||
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