The Australian market has always been our leading country in exporting stainless steel pipes,this is the first batch
of duplex stainless steel pipes exported by our company this month.
Outline of available duplex stainless steel tube/pipe
grades.
| Type | ASTM/ASME Grade | UNS Grade | EN Grade | Foreign Commercial Grade | Characterisrics/Examples of Applications |
| Duplex Stainless Steel | S32304 | S32304 | 1.4362 | SAF2304 | Better SCC,Pitting and Crevice corrosive,and Erosion corrosive resistance.High strength.Yield strength is about 2 items of 304 or 316. |
| S22253 | S31803 | 1.4462 | – | Better SCC,Pitting and Crevice corrosive,and Erosion corrosive resistance.High strength. |
|
| S22053 | S32205 | 1.4462 | SAF2205 | Better SCC,Pitting and Crevice corrosive,and Erosion corrosive resistance. |
|
| Super Duplex Stainless Steel | S32750 | S32750 | 1.441 | SAF2507 | Better SCC,Pitting and Crevice corrosive,and Erosion corrosive resistance than ordinary duplex stainless steel.Higher strength. |
| S31260 | S31260 | – | – | ||
| S32550 | S32550 | 1.4507 | UR52+ | ||
| S32760 | S32760 | 1.4501 | Zeron100 | ||
| S32707 | S32707 | – | SAF2707 | Hyper duplex stainless steel,Better SCC,Pitting and crevice corrosive,and Erosion corrosive resistance than other duplex or super duplex stainless steel.Higher strength. |