OK Autrod 410NiMo
A continuous, solid welding wire of the 12% Cr, 4.5% Ni, 0.5% Mo type. OK Autrod 410NiMo is used for welding similar martentsitic and martensitic-ferritic steels in different applications, such as hydro turbines.
Typical Charpy V-Notch Properties
| Impact Value | Testing Temperature | |||
| as welded | ||||
| 30 J (22 ft-lb) | -20 degC (-4 degF) | |||
| 35 J (26 ft-lb) | 0 degC (32 degF) | |||
| stress relieved | ||||
| 55 J (40.5 ft-lb) | 2 hr | 600 degC (1112 degF) | -20 degC (-4 degF) | |
| 75 J (55 ft-lb) | 8 hr | 600 degC (1112 degF) | -20 degC (-4 degF) | |
| 70 J (52 ft-lb) | 2 hr | 600 degC (1112 degF) | 0 degC (32 degF) | |
| 75 J (55 ft-lb) | 8 hr | 600 degC (1112 degF) | 0 degC (32 degF) | |
Typical Tensile Properties
| Condition | As Welded | Stress Relieved | Stress Relieved |
| Tensile Strength | 1050 MPa (152 ksi) | 900 MPa (131 ksi) | 850 MPa (123 ksi) |
| Yield Strength | 860 MPa (125 ksi) | 850 MPa (123 ksi) | 750 MPa (109 ksi) |
| Elongation | 13 % | 17 % | 20 % |
| Testing Time | 2 hr | 8 hr | |
| Testing Temperature | 600 degC (1112 degF) | 600 degC (1112 degF) |
Recommended Welding Parameters
| Wire Diameter | 0.035 in. |
| Wire Diameter | 0.9 mm |
Deposition Data
| Current | Deposition Rate | Diameter | Voltage | Wire Feed Speed |
| 80-190 A | 1.1-3.1 kg/h (2.4-6.8 lb/h) | 1.0 mm (.040 in.) | 16-24 V | 2.9-8.4 m/min (114-331 in./min) |
| 50-140 A | 0.8-2.7 kg/h (1.8-6.0 lb/h) | 0.8 mm (.030 in.) | 16-22 V | 3.4-11 m/min (134-433 in./min) |
| 0.9 mm (.035 in.) | ||||
| 180-280 A | 2.6-4.5 kg/h (5.7-9.9 lb/h) | 1.2 mm (.045 in.) | 20-28 V | 4.9-8.5 m/min (193-335 in./min) |
Classifications
| 2 | |
| Grade | G 13 4 |
| Name | EN ISO 14343-A |
Consumable Characteristics
| Alloy Type | Martensitic-ferritic (12 % Cr - 4.5 % Ni - 0.5 % Mo) |
Typical Weld Metal Analysis %
| Typical Wire Composition % | ||||||||||||||
| C | Cr | Cu | Mn | Mo | Ni | Si | ||||||||
| 0.02 % | 12.4 % | 0.1 % | 0.5 % | 0.6 % | 4.2 % | 0.4 % | ||||||||
Part Numbers and Accessories
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