ER49-1 is equal to H08Mn2SiA.
ER50-6 is equal to AWS ER70S-6.
Description:This kind of welding wire is used for co2 gasshielded welding,being featured by small weld spatter,high deposition efficiency and stable electricarc,with good blowhole resistant property.
Application:ER49-1 is applicable to welding of mildcarbon steel and some low alloy steel structures.ER50-6 is not only suitable for welding of carbonsteels and 500MPa grade highstrength structures of vehicle,construction,shipbuilding and bridge,but also for high-speed welding of sheet and pipes.
Chemical composition of welding wire
| Steel grade | C | Si | Mn | S | P | Cr | Ni | Cu |
| ER49-1 | ≤0.11 | 0.65-0.95 | 1.80-2.10 | ≤0.030 | ≤0.030 | ≤0.020 | ≤0.030 | ≤0.050 |
| ER50-6 | 0.06-0.15 | 0.80-1.15 | 1.40-1.85 | ≤0.035 | ≤0.025 | - | - | ≤0.050 |


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