GOST 2246-70 welding steel wire
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Technical characteristics
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Description
GOST 2246-70 welding steel wire
| ASSIGNMENT: for welding (building up) and for production of electrodes. DIAMETER of the WIRE: from 0,8 mm to 5,0 mm. TYPE OF THE COVERING: - without covering - copperplated - for ensuring good electric contact of a wire with metal and stability of welding. |
| MAXIMUM DEVIATIONS: |
| Diameter, mm | Maximum deviations for the wire intended for: | |
| weldings (building up) | production of electrodes | |
| 0,8 | - 0,07 | - |
| 1,0 - 1,5 | - 0,09 | - |
| 1,6 - 2,0 | - 0,12 | - 0,06 |
| 2,5 - 3,0 | - 0,12 | - 0,09 |
| 4,0 - 5,0 | - 0,16 | - 0,12 |
| CHEMICAL COMPOSITION: |
| Wire brand | Chemical composition | |||||||
| Carbon C | Si silicon | Mn manganese | Cr chrome | Ni nickel | Sulfur S | Phosphorus P | Other elements | |
| Sv-08 | <0,10 | <0,03 | 0,35 - 0,60 | <0,15 | <0,30 | <0,04 | <0,04 | Aluminum 0,01 |
| Sv-08a | <0,10 | <0,03 | 0,35 - 0,60 | <0,12 | <0,25 | <0,03 | <0,03 | Aluminum 0,01 |
| SV-08GS | <0,10 | 0,60 - 0,85 | 1,40 - 1,70 | <0,20 | <0,25 | <0,025 | <0,03 | - |
| SV-08G2S | 0,05-0,11 | 0,70 - 0,95 | 1,80-2,10 | <0,20 | <0,25 | <0,025 | <0,03 | - |
| MECHANICAL PROPERTIES: |
| Diameter, mm | Temporary tear resistance, N/mm2 | |
| for welding (building up) | for production of electrodes | |
| 0,8-1,5 | 882 - 1323 | - |
| 1,6 | 882 - 1274 | 686 - 980 |
| 2,0 | 784 - 1176 | 686 - 980 |
| > 2,0 | 686 - 1029 | 637 - 931 |
Mechanical properties for a wire from steel of the brands Sv-08 and Sv-08A not of a normirovana.
The wire is delivered:
- diameter 0,80mm - in the bays Z2 weight 200-250kg or in hanks weighing 80 kg;
- diameter 1,0-2,0mm - in the bays Z2 weight 300-350kg or in hanks weighing 80 kg;
- diameter 3,0-5,0mm - in bays weight 800-1000kg or in hanks weighing 80 kg.
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GOST 2246-70 welding steel wire
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