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ATOM ARC 8018-SR

ATOM ARC 8018-SR

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Specifications


Classifications: ASME SFA 5.5, AWS A5.5, E8018-G H4R

Typical Weld Metal Analysis %

NiPSiCMnCrMo
1.00 %0.014 %0.30 %0.08 %1.10 %0.007 %0.30 %

Typical Charpy V-Notch Properties

Condition Impact Value Stress Relieved Testing Temp Stress Relieved Testing Time Testing Temperature
Stress Relieved 108 ft-lb 1150 °F 8 hr -50 °F
Stress Relieved 106 ft-lb 1150 °F 20 hr -50 °F
Stress Relieved 114 ft-lb 1150 °F 50 hr -50 °F
Stress Relieved 160 ft-lb 1150 °F 8 hr 60 °F
Stress Relieved 172 ft-lb 1150 °F 20 hr 60 °F
Stress Relieved 165 ft-lb 1150 °F 50 hr 60 °F

Typical Tensile Properties

Condition Elongation Reduction in Area Stress Relieved Temperature Stress Relieved Testing Time Tensile Strength Yield Strength
Stress Relieved 29 % 75 % 1150 °F 8 hr 85 ksi 71 ksi
Stress Relieved 32 % 78 % 1150 °F 50 hr 82 ksi 69 ksi
Stress Relieved 30 % 76 % 1150 °F 20 hr 85 ksi 72 ksi

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Atom Arc 8018-SR is an all-position low hydrogen electrode. The moisture resistance and welder appeal is similar to other Atom Arc electrodes. Atom Arc 8018-SR was developed to maintain 80 ksi (552 MPa) after 50 hours stress relieving.

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Industries

  • Power Generation

Welding Process

  • Welding-SMAW/MMA (Stick)

Specifications


Classifications: ASME SFA 5.5, AWS A5.5, E8018-G H4R

Typical Weld Metal Analysis %

NiPSiCMnCrMo
1.00 %0.014 %0.30 %0.08 %1.10 %0.007 %0.30 %

Typical Charpy V-Notch Properties

Condition Impact Value Stress Relieved Testing Temp Stress Relieved Testing Time Testing Temperature
Stress Relieved 108 ft-lb 1150 °F 8 hr -50 °F
Stress Relieved 106 ft-lb 1150 °F 20 hr -50 °F
Stress Relieved 114 ft-lb 1150 °F 50 hr -50 °F
Stress Relieved 160 ft-lb 1150 °F 8 hr 60 °F
Stress Relieved 172 ft-lb 1150 °F 20 hr 60 °F
Stress Relieved 165 ft-lb 1150 °F 50 hr 60 °F

Typical Tensile Properties

Condition Elongation Reduction in Area Stress Relieved Temperature Stress Relieved Testing Time Tensile Strength Yield Strength
Stress Relieved 29 % 75 % 1150 °F 8 hr 85 ksi 71 ksi
Stress Relieved 32 % 78 % 1150 °F 50 hr 82 ksi 69 ksi
Stress Relieved 30 % 76 % 1150 °F 20 hr 85 ksi 72 ksi

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