Low-alloy steels Flux cored wire E121T1-GC weld fabrication makings
CHEMICAL COMPONET:
ALLOY(wt%) | C | Mn | Si | Cr | Ni | Mo | P | S | V |
GB/T RULES | - | ≥1.75 | ≥0.8 | ≥0.30 | ≥0.50 | ≥0.20 | 0.03 | 0.03 | ≥0.10 |
AWS RULES | - | ≥0.50 | 1.00 | ≥0.30 | ≥0.50 | ≥0.20 | 0.03 | 0.03 | ≥0.10 |
EXAMPLE VALUE | 0.059 | 1.86 | 0.38 | 0.03 | 2.45 | 0.48 | 0.012 | 0.006 | 0.01 |
MECHANICAL PROPERTY:
PROPERTY | YIELD STRENGTH(MPa) | EXTENSION STRENGTH(MPa) | IMAPACT VALUE J/℃ | ELONGATION(%) | Heat treatment°Cxh | |||||
GB/T RULES | 745 | 830-1030 | 27/-40 | 12 | AW | |||||
AWS RULES | 745 | 830-970 | - | 14 | AW | |||||
EXAMPLE VALUE | 805 | 860 | 45/-40 | 16 | AW |
RECOMMENDED WELDING PARAMETERS:
DIAMETERS SPECIFICATIONS(mm) | 1.2 | 1.4 | 1.6 | |||||||
Volt | 25-32 | 24-36 | 25-40 | |||||||
Amp | 150-300 | 170-360 | 200-400 | |||||||
Dry extension length(mm) | 15-20 | 15-20 | 18-25 | |||||||
Gas flow(l/min) | 15-25 | 15-25 | 15-25 |
The main component is 2.5%Ni.
The arc is soft and stable, less splash, beautiful forming, good slag removal.
Less soot, with excellent welding process performance.
CHEMICAL COMPONET:
ALLOY(wt%) | C | Mn | Si | Cr | Ni | Mo | P | S | V |
GB/T RULES | - | ≥1.75 | ≥0.8 | ≥0.30 | ≥0.50 | ≥0.20 | 0.03 | 0.03 | ≥0.10 |
AWS RULES | - | ≥0.50 | 1.00 | ≥0.30 | ≥0.50 | ≥0.20 | 0.03 | 0.03 | ≥0.10 |
EXAMPLE VALUE | 0.059 | 1.86 | 0.38 | 0.03 | 2.45 | 0.48 | 0.012 | 0.006 | 0.01 |
MECHANICAL PROPERTY:
PROPERTY | YIELD STRENGTH(MPa) | EXTENSION STRENGTH(MPa) | IMAPACT VALUE J/℃ | ELONGATION(%) | Heat treatment°Cxh | |||||
GB/T RULES | 745 | 830-1030 | 27/-40 | 12 | AW | |||||
AWS RULES | 745 | 830-970 | - | 14 | AW | |||||
EXAMPLE VALUE | 805 | 860 | 45/-40 | 16 | AW |
RECOMMENDED WELDING PARAMETERS:
DIAMETERS SPECIFICATIONS(mm) | 1.2 | 1.4 | 1.6 | |||||||
Volt | 25-32 | 24-36 | 25-40 | |||||||
Amp | 150-300 | 170-360 | 200-400 | |||||||
Dry extension length(mm) | 15-20 | 15-20 | 18-25 | |||||||
Gas flow(l/min) | 15-25 | 15-25 | 15-25 |
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