Spoolarc 75
Spoolarc 75 is a copper-coated 1% nickel solid wire for carbon steel and low alloy welding applications using either the MIG/Gas Metal Arc Welding (GMAW). Spoolarc 75 produces a deposit that meets the weathering requirements of AWS D1.1 and D1.5 and is designed to weld weathering steels and/or where improved low temperature impact toughness is specified. Shielding gas choices for Spoolarc 75 are Ar/CO2 mixtures containing a minimum of 75% Ar or the 98% Ar/2% O2. Spoolarc 75 is used for bridge and structural welding.
Industries
- Bridge Construction
- Industrial and General Fabrication
- Mobile Equipment
- Ship/Barge Building
Welding Process
- GMAW (MIG/MAG)
- SAW - Submerged Arc Welding
Typical Charpy V-Notch Properties
As Welded | |
Impact Value | 100 ft-lb |
Impact Value | 135 J |
Shielding Gas | 98% Ar - 2% O2 |
Testing Temperature | -50 °F |
Testing Temperature | -45 °C |
Typical Tensile Properties
Condition | Elongation | Shielding Gas | Tensile Strength | Yield Strength |
As Welded | 31 % | 98% Ar - 2% O2 | 560 MPa (81 ksi) | 485 MPa (70 ksi) |
Recommended Welding Parameters
Current | Voltage | Wire Diameter | Wire Feed Speed | |
Short Arc Transfer Optimum | ||||
70 A | 15 V | 0.6 mm (.023 in.) | 762 cm/min (300 in./min) | |
100 A | 15 V | 0.8 mm (.030 in.) | 559 cm/min (220 in./min) | |
130 A | 17 V | 0.9 mm (.035 in.) | 635 cm/min (250 in./min) | |
160 A | 18 V | 1.2 mm (.045 in.) | 381 cm/min (150 in./min) | |
160 A | 18 V | 1.4 mm (.052 in.) | 356 cm/min (140 in./min) | |
Short Arc Transfer | ||||
45-90 A | 14-16 V | 0.6 mm (.023 in.) | 381-965 cm/min (150-380 in./min) | |
60-140 A | 14-16 V | 0.8 mm (.030 in.) | 381-889 cm/min (150-350 in./min) | |
90-160 A | 15-19 V | 0.9 mm (.035 in.) | 457-762 cm/min (180-300 in./min) | |
130-200 A | 17-19 V | 1.2 mm (.045 in.) | 318-508 cm/min (125-200 in./min) | |
150-200 A | 17-20 V | 1.4 mm (.052 in.) | 343-483 cm/min (135-190 in./min) | |
Spray Transfer Optimum | ||||
110 A | 23 V | 0.6 mm (.023 in.) | 1143 cm/min (450 in./min) | |
180 A | 25 V | 0.8 mm (.030 in.) | 1321 cm/min (520 in./min) | |
200 A | 26 V | 0.9 mm (.035 in.) | 1219 cm/min (480 in./min) | |
300 A | 27 V | 1.2 mm (.045 in.) | 889 cm/min (350 in./min) | |
325 A | 28 V | 1.4 mm (.052 in.) | 787 cm/min (310 in./min) | |
340 A | 27 V | 1.6 mm (1/16 in.) | 508 cm/min (200 in./min) | |
Spray Transfer | ||||
100-125 A | 23-25 V | 0.6 mm (.023 in.) | 1016-1575 cm/min (400-620 in./min) | |
160-200 A | 24-26 V | 0.8 mm (.030 in.) | 1270-1651 cm/min (500-650 in./min) | |
180-230 A | 25-27 V | 0.9 mm (.035 in.) | 1016-1397 cm/min (400-550 in./min) | |
260-340 A | 25-30 V | 1.2 mm (.045 in.) | 762-1270 cm/min (300-500 in./min) | |
275-400 A | 26-33 V | 1.4 mm (.052 in.) | 673-991 cm/min (265-390 in./min) | |
290-400 A | 26-36 V | 1.6 mm (1/16 in.) | 457-711 cm/min (180-280 in./min) |
Deposition Data
Current | Deposition Rate | Diameter | Deposition Efficiency (%) |
400 A | 5 kg/h (11.0 lb/h) | 3.2 mm (1/8 in.) | 99 % |
500 A | 6.6 kg/h (14.5 lb/h) | 3.2 mm (1/8 in.) | 99 % |
600 A | 8.2 kg/h (18.0 lb/h) | 3.2 mm (1/8 in.) | 99 % |
700 A | 9.6 kg/h (21.2 lb/h) | 3.2 mm (1/8 in.) | 99 % |
400 A | 6 kg/h (13.2 lb/h) | 2.4 mm (3/32 in.) | 99 % |
500 A | 7.7 kg/h (17.0 lb/h) | 2.4 mm (3/32 in.) | 99 % |
600 A | 10 kg/h (22.0 lb/h) | 2.4 mm (3/32 in.) | 99 % |
500 A | 5.7 kg/h (12.5 lb/h) | 4.0 mm (5/32 in.) | 99 % |
600 A | 7.3 kg/h (16.0 lb/h) | 4.0 mm (5/32 in.) | 99 % |
700 A | 8.8 kg/h (19.5 lb/h) | 4.0 mm (5/32 in.) | 99 % |
800 A | 10.4 kg/h (23.0 lb/h) | 4.0 mm (5/32 in.) | 99 % |
900 A | 11.8 kg/h (26.0 lb/h) | 4.0 mm (5/32 in.) | 99 % |
Classifications
Classifications |
ASME SFA 5.23 : AWS A5.23 : ENi1K ASME SFA 5.28 : AWS A5.28 : ER80S-Ni1 |
Typical Weld Metal Analysis %
Typical Wire Composition % | ||||||||||||||
C | Cr | Cu | Mn | Mo | Ni | P | S | Si | ||||||
0.08 % | 0.04 % | 0.08 % | 0.94 % | 0.01 % | 0.98 % | 0.01 % | 0.002 % | 0.49 % |
Part Numbers and Accessories
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