Mechnaical properties for heat exchanger tubes
| Alleima grade | UNS |
Proof strength
|
Tensile strength
|
Elongation
|
|---|---|---|---|---|
| Rp0.2 | Rm | A | ||
| MPa/ksi | MPa/ksi | % | ||
| min. | min. | |||
| Duplex stainless steels | ||||
| SAF™ 2707 HD | UNS S32707 |
700*/116*
|
920-1,000/133-160*
|
25
|
| SAF™ 2507 | UNS S32750 |
550/93
|
800-1,000/116-145
|
25
|
| SAF™ 2205 | UNS S31803/S32205 |
485/73
|
680-880/99-128
|
25
|
| SAF™ 2304 | UNS S32304 |
400/65
|
600-820/87-119
|
25
|
| Alleima® 3RE60 | UNS S31500 |
450
|
700-800/
|
- |
| Nickel alloys and high-alloy austenitic stainless steels | ||||
| Sanicro® 70 | UNS N06600 |
245
|
>560
|
35
|
| Sanicro® 69 | UNS N06690 |
240
|
585
|
30
|
| Sanicro® 41 | UNS N08825 |
240
|
590-750
|
30
|
| Sanicro® 30 | UNS N08800 | 205 | 520-690 | 30 |
| Sanicro® 28 | UNS N08028 |
220
|
550-750
|
40
|
| Alleima® 2RK65 | UNS N08904 |
230
|
520-720
|
35
|
| 254 SMO* | UNS S31254 |
310
|
655-850
|
35
|
| Austenitic stainless steels | ||||
| Alleima® 5R75 | UNS S31635 |
220
|
510-710
|
35
|
| Alleima® 3R60 | UNS S31603/S31600 |
220
|
515-690
|
45
|
| Alleima® 6R35 | UNS S32100/S32109 |
210
|
515-690
|
35
|
| Alleima® 3R12 | UNS S30403/S30400 |
210
|
515-680
|
45
|