| Spesifikasi | Julat |
| Keluar Diameter | 1/4″- 30″ |
| Ketebalan dinding | Jadual 10 melalui 160, PCB, XH dan XXH |
Standard: ASTM Standard 53M Persatuan Amerika bagi ujian & Bahan-bahan
Kegunaan: Menggunakan untuk pemesinan.
Komposisi kimia (%):
| Standard | gred | C | Si | MN | P | S | Ni | TK | 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 |
Sifat-sifat mekanikal:
| Standard | gred | Kekuatan tegangan(MPa) | Hasil kekuatan (MPa) |
| ASTM A53 | A | = 330 | = 205 |
| B | = 415 | = 240 |