| Specifications | Range |
| Out Diameter | 1/4″- 30″ |
| Wall Thickness | Schedules 10 through 160, STD, XH and XXH |
Standard: ASTM A 53M Standard of American Society for Testing & Materials
Uses: Using for machining.
Chemical Composition (%):
| Standard | Grade | C | Si | Mn | P | S | Ni | Cr | Cu | Mo | V |
| ASTM A53 | A | =0.25 | – | =0.95 | =0.05 | =0.045 | =0.40 | =0.40 | =0.40 | =0.15 | =0.08 |
| B | 0.30 | – | =1.2 | =0.05 | =0.045 | =0.40 | =0.40 | =0.40 | =0.15 | =0.08 |
Mechanical Properties:
| Standard | Grade | Tensile strength(Mpa) | Yield strength (Mpa) |
| ASTM A53 | A | =330 | =205 |
| B | =415 | =240 |
