Class: ER80S-B8
AWS: A5.28
Conforms to Certification: AWS A5.28 ASME SFA A5.28
Weld Process: Tig (GTAW) Welding Processes
| AWS Chemical Composition Requirements | ||
| C = 0.10 max | Mn = 0.40 – 0.70 | |
| Si = 0.50 max | P = 0.025 max | |
| S = 0.025 max | Ni = 0.50 max | |
| Cr = 8.00 – 10.50 |
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| Cu = 0.35 max | Other = 0.50 max | |
Available Sizes
.030 x 36
.035 x 36
.045 x 36
1/16 x 36
3/32 x 36
1/8 x 36
3/16 x 36
5/32 x 36
Application
This classification contains 8% – 10.5% chromium and about 1% molybdenum. Material is used to weld base material of similar composition, for high temperature service applications.350º F min preheat, inter-pass are recommended.
| Deposited Chemical Composition % (Typical) | ||
| C = 0.08 | P = 0.015 | Cr = 9.50 |
| Mn = 0.55 | S = 0.006 | Mo = 1.00 |
| Si = 0.004 | Ni = 0.40 | Cu = 0.18 |
| Deposited Mechanical Properties (S.R.)1575º F for (2) Hours | |
| Tensile Strength | 79,000 psi |
| Yield Strength | 63,500 psi |
| Elongation | 29% |
Deposited Charpy-V-Notch Impact Properties %
Not Applicable
| Available Sizes & Recommended Welding Parameters | ||||
| Process | Diameter of Wire | Voltage (V) | Amperage (A) | Gas |
| Tig | .035 inches x 36 | 10 – 12 | 50 – 70 | 100% Argon |
| 045 inches x 36 | 10 – 12 | 70 – 100 | 100% Argon | |
| 1/16 inches x 36 | 12 – 15 | 100 – 125 | 100% Argon | |
| 3/32 inches x 36 | 15 – 20 | 125 -175 | 100% Argon | |
| 1/8 inches x 36 | 15 – 20 | 175 – 250 | 100% Argon | |
