API
| Grade | Standard | Area | Content |
|---|---|---|---|
| API 50 | API 2H | America | Carbon-manganese steel plate for marine structure |
| API T95 Type 1 | API 5CT | America | Casing and tubing |
| API X-95 | API 5D | America | Drill pipe |
| API P110 | API 5CT | America | Casing and tubing |
| API Grade X46 - PSL 2 | API 5L | America | Line pipe |
| API Grade X42 - PSL 2 | API 5L | America | Line pipe |
| API Grade X52 - PSL 1 | API 5L | America | Line pipe |
| API Grade A25 Class Ⅱ - PSL 1 | API 5L | America | Line pipe |
| API J55 | API 5CT | America | Casing and tubing |
| API L210 - PSL1 | API SPEC 5L | America | Line pipe |
| API N80 | API 5CT | America | Casing and tubing |
| API Grade A - PSL 1 | API 5L | America | Line pipe |
| API G105 | API 5D | America | Drill pipe |
| API Grade X42 - PSL 1 | API 5L | America | Line pipe |
| API C90 Type 2 | API 5CT | America | Casing and tubing |
| API M65 | API 5CT | America | Casing and tubing |
| API Grade X56 - PSL 1 | API 5L | America | Line pipe |
| API L80 Type 1 | API 5CT | America | Casing and tubing |
| API L80 Type 13Cr | API 5CT | America | Casing and tubing |
| API L80 Type 9Cr | API 5CT | America | Casing and tubing |
| API Q125 Type 2 | API 5CT | America | Casing and tubing |
| API Grade X52 - PSL 2 | API 5L | America | Line pipe |
| API Grade A25 Class I - PSL 1 | API 5L | America | Line pipe |
| API Q125 Type 1 | API 5CT | America | Casing and tubing |
| API Grade X60 - PSL 1 | API 5L | America | Line pipe |