Our hollow bar portfolio includes several grades of austenitic stainless steel as well as duplex stainless steel. Hollow bar standard sizes range from outside diameter 32 to 273 mm (1.26 to 10.75 in.). View stock locations and stock program
| Alleima grade | UNS | ASTM | EN / W.nr. | C | Cr | Ni | Mo | Others |
|---|---|---|---|---|---|---|---|---|
| Sanmac® 4305 | S30300 | 303 | 1.4305 | ≤0.035 | 17.5 | 9 | - | S |
| Sanmac® 304/304L | S30403/30400 | 304/304L | 1.4301/1.4307 | ≤0.030 | 18.5 | 9 | - | - |
| Sanmac® 316/316L | S31603/31600 | 316/316L | 1.4401/1.4404 | ≤0.030 | 16.5 | 11 | 2.1 | - |
| Sanmac® 4435 | S31603/31600 | 316/316L | 1.4436/1.4435 | ≤0.030 | 17.5 | 12.5 | 2.6 | - |
| Sanmac® 4571 | S31635 | (316Ti) | 1.4571 | 0.03 | 17 | 12.5 | 2.1 | Ti |
| Sanmac® 2205 | S32205/S31803 | - | 1.4462 | ≤0.030 | 22.5 | 5.5 | 3.2 | N |
| SAF™ 2507* | S32750 | - | 1.4410 | ≤0.030 | 25 | 7 | 4 | N |
* Contact us for more information about this grade.