德国蒂森E309L-15焊条25/14 E E309L-15 E 23 12 L B 22 ≤0.04 1.5 0.4 24.5 13.0 AW 400 550 30 +20 55 25/14 EW 309L-17 E309L-17 E 23 12 L R 32 <0.04 0.8 <0.9 24.5 13.0 AW 400 550 30 +20 55 25/22 H ≈E310-15 E 25 22 2 N L B 22 ≤0.035 5.0 <0.4 24.5 22.0 2.2 0.15 AW 400 600 30 +20 80 25/24 R - ≈E 25 24 Nb B 22 0.3 2.2 1.0 25.0 24.0 1.2 AW 400 600 10 - - 25/35 R - ≈E 25 35 Nb B 22 0.40 1.8 1.0 25.0 35.0 1.3
