| Category |
Typical material grade |
| Base material |
ASTM A105、API 5L X60/X65、A350 LF2、4130/8630 |
| Austenitic stainless steel |
304L, 316L, 321 (cladding layer) |
| Bipolar stainless steel |
2205（S31803）、2507（S32750） |
| Nickel-based alloy |
Inconel 625 (NiCrMo-3), Incoloy 825 (NiFeCr-1), Hastelloy C-276 (NiCrMo-4) |
| Cobalt-based wear-resistant alloy |
Stellite 6、Stellite 21、CORODUR 59 XL |
| Copper-nickel alloy |
CuNi 90/10、CuNi 70/30 |
