意大利TFA不锈钢焊丝：
TFA AWS A5.9 纯熔敷金属化学成分 %
C Si Mn Cr Ni N Mo P S Others
308L ER308L <=0.02 0.4 1.75 20 10 0.4 - <=0.05 <=0.015 Cu 0.5 max
308LSi ER308LSi <=0.02 0.8 1.75 20 10 - <=0.025 <=0.005 Cu 0.5 max
308H ER308H 0.06 1 1.75 20 10 - <=0.5 <=0.03 <=0.02 Cu 0.5 max
307Si ER307Si <=0.1 0.8 7 19.5 9 - - - -
307 ER307 <=0.05 0.5 6 18 8 - - <=0.025 <=0.015
309L ER309L 0.02 0.4 1, .7 23.5 13.5 - - <=0.025 <=0.015
309LSi ER309LSi <=0.03 0.8 1.8 23.5 13.5 - - <=0.022 <=0.015
309Si ER309Si <=0.03 0.8 1.7 23.5 13.5 - - <=0.022 <=0.015
309LMo ER309LMo 0.02 0.4 1.5 21.5 12.5 - 2.7 - -
310 ER310 <=0.12 0.35 1.8 26 21 - <=0.30 <=0.015 <=0.015 Cu 0.5 max
312 ER312 <=0.12 0.4 1.8 30 9 - 0.3 <=0.025 <=0.015 Cu 0.5 max
316L ER316L <=0.02 0.5 1.8 18.5 11.5 0.4 , 2.6 <=0.025 <=0.015
316LSi ER316LSi <=0.02 0.8 1.8 18.5 12 0.045 2.7 <=0.025 <=0.015
317L ER317L 0.02 0.4 1.8 19 13.5 - 3.6 - -
318 ER318 <=0.05 0.4 1.4 19 11.5 - 2.7 <=0.020 <=0.015
318Si ER318Si <=0.05 0.8 1.4 19 11.5 - 2.7 <=0.020 <=0.015
347 ER347 <=0.055 0.45 1.4 19.5 9.5 0.045 - <=0.025 <=0.015
347Si ER347Si <=0.055 0.8 1.4 19.5 9.5 0.045 - <=0.025 <=0.015
2209 ER2209 <=0.03 1 2.5 22.5 8.5 0.15 3 <=0.03 <=0.02
2594 - <=0.03 1 1 25.5 9.2 - 3.5 <=0.025 <=0.015
904L ER385 <=0.03 1 <=0.01 20.5 34 - 2.5 <=0.03 <=0.02 Cu 3.5
409 ER409Cb <=0.05 0.6 0.7 11.5 <=0.60 - <=0.50 <=0.030 <=0.030 Nb + Cu +
410 ER410 <=0.12 0.6 <=1.00 12.5 <=0.60 - - <=0.035 <=0.030 Cu 0.75 max
410NiMo ER410NiMo <=0.03 0.4 0.4 11.7 4.5 0.4 0.5 <=0.025 <=0.015 Cu 0.75 max
420 ER420 <=0.34 0.5 <=1.00 12.5 <=0.60 - <=0.75 <=0.040 <=0.030 Cu 0.75 max
430 ER430 >=0.04 <=0.5 0.45 16.5 <=0.60 - - <=0.030 <=0.015 Cu 0.75 max
意大利TFA不锈钢焊丝：
TFA AWS A5.9 纯熔敷金属化学成分 %
C Si Mn Cr Ni N Mo P S Others
308L ER308L <=0.02 0.4 1.75 20 10 0.4 - <=0.05 <=0.015 Cu 0.5 max
308LSi ER308LSi <=0.02 0.8 1.75 20 10 - <=0.025 <=0.005 Cu 0.5 max
308H ER308H 0.06 1 1.75 20 10 - <=0.5 <=0.03 <=0.02 Cu 0.5 max
307Si ER307Si <=0.1 0.8 7 19.5 9 - - - -
307 ER307 <=0.05 0.5 6 18 8 - - <=0.025 <=0.015
309L ER309L 0.02 0.4 1, .7 23.5 13.5 - - <=0.025 <=0.015
309LSi ER309LSi <=0.03 0.8 1.8 23.5 13.5 - - <=0.022 <=0.015
309Si ER309Si <=0.03 0.8 1.7 23.5 13.5 - - <=0.022 <=0.015
309LMo ER309LMo 0.02 0.4 1.5 21.5 12.5 - 2.7 - -
310 ER310 <=0.12 0.35 1.8 26 21 - <=0.30 <=0.015 <=0.015 Cu 0.5 max
312 ER312 <=0.12 0.4 1.8 30 9 - 0.3 <=0.025 <=0.015 Cu 0.5 max
316L ER316L <=0.02 0.5 1.8 18.5 11.5 0.4 , 2.6 <=0.025 <=0.015
316LSi ER316LSi <=0.02 0.8 1.8 18.5 12 0.045 2.7 <=0.025 <=0.015
317L ER317L 0.02 0.4 1.8 19 13.5 - 3.6 - -
318 ER318 <=0.05 0.4 1.4 19 11.5 - 2.7 <=0.020 <=0.015
318Si ER318Si <=0.05 0.8 1.4 19 11.5 - 2.7 <=0.020 <=0.015
347 ER347 <=0.055 0.45 1.4 19.5 9.5 0.045 - <=0.025 <=0.015
347Si ER347Si <=0.055 0.8 1.4 19.5 9.5 0.045 - <=0.025 <=0.015
2209 ER2209 <=0.03 1 2.5 22.5 8.5 0.15 3 <=0.03 <=0.02
2594 - <=0.03 1 1 25.5 9.2 - 3.5 <=0.025 <=0.015
904L ER385 <=0.03 1 <=0.01 20.5 34 - 2.5 <=0.03 <=0.02 Cu 3.5
409 ER409Cb <=0.05 0.6 0.7 11.5 <=0.60 - <=0.50 <=0.030 <=0.030 Nb + Cu +
410 ER410 <=0.12 0.6 <=1.00 12.5 <=0.60 - - <=0.035 <=0.030 Cu 0.75 max
410NiMo ER410NiMo <=0.03 0.4 0.4 11.7 4.5 0.4 0.5 <=0.025 <=0.015 Cu 0.75 max
420 ER420 <=0.34 0.5 <=1.00 12.5 <=0.60 - <=0.75 <=0.040 <=0.030 Cu 0.75 max
430 ER430 >=0.04 <=0.5 0.45 16.5 <=0.60 - - <=0.030 <=0.015 Cu 0.75 max
意大利TFA不锈钢焊丝：
TFA AWS A5.9 纯熔敷金属化学成分 %
C Si Mn Cr Ni N Mo P S Others
308L ER308L <=0.02 0.4 1.75 20 10 0.4 - <=0.05 <=0.015 Cu 0.5 max
308LSi ER308LSi <=0.02 0.8 1.75 20 10 - <=0.025 <=0.005 Cu 0.5 max
308H ER308H 0.06 1 1.75 20 10 - <=0.5 <=0.03 <=0.02 Cu 0.5 max
307Si ER307Si <=0.1 0.8 7 19.5 9 - - - -
307 ER307 <=0.05 0.5 6 18 8 - - <=0.025 <=0.015
309L ER309L 0.02 0.4 1, .7 23.5 13.5 - - <=0.025 <=0.015
309LSi ER309LSi <=0.03 0.8 1.8 23.5 13.5 - - <=0.022 <=0.015
309Si ER309Si <=0.03 0.8 1.7 23.5 13.5 - - <=0.022 <=0.015
309LMo ER309LMo 0.02 0.4 1.5 21.5 12.5 - 2.7 - -
310 ER310 <=0.12 0.35 1.8 26 21 - <=0.30 <=0.015 <=0.015 Cu 0.5 max
312 ER312 <=0.12 0.4 1.8 30 9 - 0.3 <=0.025 <=0.015 Cu 0.5 max
316L ER316L <=0.02 0.5 1.8 18.5 11.5 0.4 , 2.6 <=0.025 <=0.015
316LSi ER316LSi <=0.02 0.8 1.8 18.5 12 0.045 2.7 <=0.025 <=0.015
317L ER317L 0.02 0.4 1.8 19 13.5 - 3.6 - -
318 ER318 <=0.05 0.4 1.4 19 11.5 - 2.7 <=0.020 <=0.015
318Si ER318Si <=0.05 0.8 1.4 19 11.5 - 2.7 <=0.020 <=0.015
347 ER347 <=0.055 0.45 1.4 19.5 9.5 0.045 - <=0.025 <=0.015
347Si ER347Si <=0.055 0.8 1.4 19.5 9.5 0.045 - <=0.025 <=0.015
2209 ER2209 <=0.03 1 2.5 22.5 8.5 0.15 3 <=0.03 <=0.02
2594 - <=0.03 1 1 25.5 9.2 - 3.5 <=0.025 <=0.015
904L ER385 <=0.03 1 <=0.01 20.5 34 - 2.5 <=0.03 <=0.02 Cu 3.5
409 ER409Cb <=0.05 0.6 0.7 11.5 <=0.60 - <=0.50 <=0.030 <=0.030 Nb + Cu +
410 ER410 <=0.12 0.6 <=1.00 12.5 <=0.60 - - <=0.035 <=0.030 Cu 0.75 max
410NiMo ER410NiMo <=0.03 0.4 0.4 11.7 4.5 0.4 0.5 <=0.025 <=0.015 Cu 0.75 max
420 ER420 <=0.34 0.5 <=1.00 12.5 <=0.60 - <=0.75 <=0.040 <=0.030 Cu 0.75 max
430 ER430 >=0.04 <=0.5 0.45 16.5 <=0.60 - - <=0.030 <=0.015 Cu 0.75 max