TOKO H08a AWS A5.17 EL8, H08MnA AWS A5.17 EM12 A low-carbon, low-manganese, low-silicon general purpose submerged arc wire, primarily used for multi-pass welding. However, the product is capable of making single pass welds. Mechanical Properties of Deposited Metal: Test Item Rm(MPa) Rel (Mpa) A(%) KV2(J) Guarantee Value 415-550 ≥330 ≥22 ≥27(-20°C) General Result 470 365 30 60 Specification and Current: Diameter(mm) 2.0 2.5 3.2 4.0 5.0 Current(A) 300-400 350-450 425-525 475-575 550-650 Chemical Composition(%): Model No.:\Composition C Mn Si S P Mo Ni Cu Cr CHW-S1 H08A ≤0.10 0.30-0.55 ≤0.03 ≤0.030 ≤0.030 ---- ≤0.30 ≤0.20 ≤0.20 CHW-S2 H08MnA ≤0.10 0.80-1.10 ≤0.07 ≤0.030 ≤0.030 ---- ≤0.30 ≤0.20 ≤0.20 CHW-S3 H10Mn2 ≤0.12 1.50-1.90 ≤0.07 ≤0.035 ≤0.035 ---- ≤0.30 ≤0.20 ≤0.20 TOKO CHWS-S12(H08MnA AWS A5.17 EM12K) is a kind of mild steel wire for submerged arc welding. Welding together with suitable flux, the welding seam can get excellent mechanical properties. Chemical Composition(%): C Mn Si P S Cr Ni Cu ≤0.10 0.80~1.10 ≤0.07 ≤0.030 ≤0.030 ≤0.20 ≤0.30 ≤0.20 Mechanical Properties of Deposited Metal: Yield strengthσ0.2(Mpa) Tensile strengthσb(Mpa) Elongationδ5(%) AKV impact(J) ≥320 410~550 ≥22 ≥34(0) Wire Size(mm) Welding position Eletricity Polarity φ2.0 φ2.5 φ3.0 H OH VD HF F VU DC+or AC Application: With suitable flux to weld mild steel or low strength alloy steel like 16Mn etc to produce furnace or pressure containers. Other Model Numbers Available: H08A, H08MnA; H110Mn2, AWS EL8, EM12, EM12K, EH14, EM13K, etc