About grade stainless steel electrode GB model American Standard Model of drug skin type welding current main purpose G202 E410-16 E410-16 titanium calcium type AC and DC welding 0Cr13, 1Cr13 and wear and corrosion resistance surfacing G207 E410-15 E410-15 low hydrogen type DC welding 0Cr13, 1Cr13 and wear and corrosion resistance surfacing G217 E410-15 E410-15 low hydrogen type DC welding 0Cr13, 1Cr13 and wear and corrosion resistance of titanium surfacing G302 E430-16 E430-16 calcium type AC and DC welding Cr17 stainless steel G307 E430-15 E430-15 low hydrogen type DC welding Cr17 stainless AAAAAA A002 E 308L -16 E 308L -16 titanium calcium type AC and DC welding low carbon Cr19Ni11 0Cr19Ni10 stainless steel or stainless steel structure, such as synthetic fibers , fertilizer, oil and other equipment A022 E 316L -16 E 316L -16 titanium calcium type AC and DC welding urea and synthetic devices A032 E317MoCuL-16 1 titanium calcium type AC and DC welding equipment and other synthetic fibers, in thin, medium concentration * the same type of ultra-low carbon stainless steel A042 E309MoL-16 1 titanium calcium type AC and DC welding work in the urea reactor lining board and the same type of welding and welding low carbon stainless steel structure A052 A 1 titanium calcium type AC and DC welding resistance * acetic acid, phosphoric acid reactors, separators and other A062 E 309L -16 E 309L -16 AC and DC welding titanium calcium type of synthetic fiber, petrochemical equipment of the same type of stainless steel, composite steel and dissimilar steel with titanium calcium A072 A 1 AC and DC welding welded steel for 00Cr25Ni20Nb, such as nuclear fuel facilities A082 A 1 titanium calcium type AC-DC for 00Cr17Ni15Si4Nb, 00Cr14Ni17Si4 such as concentrated nitric acid corrosion-resistant steel and welding A102 E308-16 E308-16 titanium calcium type AC and DC welding temperature below 300 ℃ corrosion of 0Cr19Ni9, 0Cr19Ni11Ti A107 E308-15 E308-15 stainless steel structure with low hydrogen type DC welding temperature below 300 ℃ corrosion resistant 0Cr19Ni9, 0Cr19Ni11Ti A132 E347-16 E347-16 titanium stainless steel structure calcium type AC and DC welding important 0Cr19Ni11Ti containing titanium stabilized stainless steel A137 E347-15 E347-15 DC welding important low hydrogen-containing titanium stabilized stainless steel A146 A 1 0Cr19Ni11Ti low hydrogen type DC welding stainless steel structure important 0Cr20Ni10Mn6 A202 E316 0Cr17Ni12Mo2 stainless steel structure construction -16 E316-16 0Cr17Ni12Mo2 titanium calcium type AC and DC welding work in organic and inorganic acid medium A207 E316-15 E316-15 low hydrogen type DC welding work in organic and inorganic acid medium A212 E318- 16 E318-16 titanium calcium type AC and DC welding important 0Cr17Ni12Mo2 stainless steel equipment, such as the same type of urea, synthetic fibers and other equipment A222 E317MuCu-16 1 titanium calcium type AC and DC welding copper stainless steel structure, such as 0Cr18Ni12Mo2Cu2 A232 E318V-16 1 Titanium calcium general type AC-DC welding heat, corrosion resistant stainless steel structure 0Cr19Ni9 and 0Cr17Ni12Mo2 A237 E318V-15 1 Low hydrogen type DC welding generally resistant, corrosion resistant stainless steel 0Cr19Ni9 and 0Cr17Ni12Mo2 A242 E317-16 E317-16 titanium calcium type AC-DC the same type of stainless steel welding A302 E309-16 E309-16 titanium calcium type AC and DC welding the same type of stainless steel, stainless steel lining, dissimilar steel (Cr19Ni9 with low carbon steel) and high-chromium steel, high manganese steel A307 E309-15 E309 -15 DC welding with low hydrogen type of stainless steel, dissimilar steels, high chromium steel, high manganese steel A312 E309Mo-16 E309Mo-16 titanium calcium type AC-DC resistance * media for welding stainless steel containers of the same type of corrosion can also be for stainless steel lining, composite steel, dissimilar steels A317 E309Mo-15 E309Mo-15 low hydrogen type DC resistance * for the same type of medium corrosion of stainless steel, composite steel, dissimilar steels A402 E310-16 E310-16 titanium calcium type AC and DC for the same type of heat-resistant stainless steel welded under high temperature conditions, and can also be used for hardening of the large chrome steel and dissimilar steels A407 E310-15 E310-15 low hydrogen type DC for the same type of heat-resistant stainless steel, stainless steel lining, can also be used for hardening of the large chrome steel and dissimilar steels A412 E310Mo-16 E310Mo-16 titanium calcium type AC-DC-resistant stainless steel used for welding work at high temperatures, stainless steel lining, dissimilar steel, in welding Hardened high carbon steel, low alloy steel excellent toughness A422 A 1 titanium calcium type AC-DC for austenitic heat-resistant steel drum Cr25Ni20Si2 Steckel rail welding machine A432 E310H-16 E310H-16 titanium calcium type DC dedicated to welding heat-resistant steel A462 A 1 HK40 titanium calcium type AC-DC to work under high temperature conditions for the furnace tube (such as HK-40, HP-40, RC-1, RS-1, IN-80), etc. A502 E16-25MoN-16 1 welding titanium calcium type AC-DC for low-alloy steel and alloy steel welding larger structures and heterogeneous quenched state and the corresponding thermal strength steel, such as chromium quenched state 30 silicon manganese and welding stainless steel, carbon steel, chrome steel and dissimilar steels