ASTM A178 ERW Steel Pipe
| Specifications |
Range |
| Out Diameter |
1/2"-5" |
| Wall Thickness |
0.035"-0.360" |
ASTM A178 ERW Steel Pipe is for electric-resistance-welded carbon steel and carbon-manganese steel boiler and superheater tubes
ASTM A178 ERW Steel Pipe Chemical Properties:
| Chemical Properties |
Grade A |
Grade C |
Grade D |
| Low-Carbon |
Medium-Carbon Steel |
Carbon-Manganese Steel |
| C |
0.06-0.18 |
0.35 max |
0.27 max |
| Mn |
0.27-0.63 |
0.80 max |
1.00-1.50 |
| P |
0.035 |
0.035 |
0.030 |
| S |
0.04 |
0.035 |
0.015 |
| Si |
- |
- |
0.10 min |
A178 Tensile Requirements:
| Grade |
Tensile Point (Mpa) |
Yield Point (Mpa) |
Elongation (%) in 2 in. or 50mm |
| Grade C |
255 |
415 |
30 |
| Grade D |
75 |
485 |
30 |
