| ASTM | |
|---|---|
| A53 | Pipe Steel black and hot dipped, Zinc Coated, Welded and Seamless |
| A106 | Seamless carbon steel pipe for high temperature service |
| A333 | Seamless and welded steel pipe for low temperature service |
| A312 | Seamless and welded austenitic stainless steel pipe |
STANDARD SPECIFICATION TABLE
| ASTM | MATERIAL | MANUFACTURING | USABILITY | SIZE | GRADE |
|---|---|---|---|---|---|
| A53 | Carbon steel black or hot dipped galv. | Seamless Welded - ERW Welded - EFW | General | NPS 1/8" to 26" | GR.A,B |
| A106 | Carbon steel | Seamless | High temperature | All size | GR.A,B,C |
| A333 | Carbon steel Alloy steel | Seamless Welded-EFW (w/o filler metal) | Low temperature | All size | |
| A312 | Austenitic stainless steel | Seamless Welded-EFW (w/o filler metal) | High temperature and corrosive service | NPS 1/8" to 12" | TP304, TP304L, TP316, TP316L, TP321 |
ASTM A53 have 3 type
Type S : Seamless
Type E : ERW
Type F : FBW