Pressure equipment approvals

The tables show pressure equipment's approvals for seamless tube and pipe.

● = Approval available

Alleima grade UNS ASTM EN number Pressure purpose
Austenitic stainless steels
PED ASME
Alleima® 5R10 S30400/S30409 304/304H 1.4301/1.4948
Alleima® 3R12 S30403/S30400 304L/304 1.4306/1.4301
Alleima® 3R19 S30453 304LN 1.4311
Alleima® 6LR62 S31600/S31609 316/316H 1.4401 - -
Alleima® 3R60 S31603/S31600 316L/316 1.4435/1.4436
Alleima® 3R65 S31603/S31600 316L/316 1.4404/1.4401
Alleima® 3R60 Urea Grade S31603 316L 1.4435
Alleima® 5R75 S31635 316Ti 1.4571 -
Alleima® 8R61 - (316H) 1.4918
Alleima® 6R35 S32100/S32109 321/321H 1.4541/1.4940
Alleima® 3R64 S31703 317L 1.4438* -
Alleima 3R68** - - 1.4439 -
Alleima® 8R40 S34700/S34709 347/347H 1.4550/1.4912
Alleima® 6R44 S34700/S34709 347/347H 1.4550/1.4912
Alleima® 8R41 - - 1.4961 -
Machinability-improved grades
Sanmac 304/304L S30400/S30403 304/304L 1.4301/1.4307
Sanmac 316/316L S31600/S31603 316/316L 1.4401/1.4404
Sanmac 4435 S31600/S31603 316/316L 1.4436/1.4435
Sanmac 4571 S31635 316Ti 1.4571 -
Sanmac 4305 S30300 303 1.4305 - -
Grades for medical applications
Sandvik Bioline ®3R12 S30400/S30403 304/304L 1.4301/1.4306
Sandvik Bioline® 3R65 S31600/S31603 316/316L 1.4404/1.4401
Sandvik Bioline® 316LVM S31673 F138*
(ISO 5832-1)
- - -
Sandvik Bioline® High-N S31675 F1586*
(ISO 5832-9)
- - -

* Not applicable for tube and pipe. Only as reference for chemical composition.

** Contact us for more information.

High-alloy austenitic stainless steels and nickel alloys
Alleima grade UNS ASTM EN number Pressure purpose
PED ASME
Esshete 12501) S21500 - 1.4982 -
Alleima® 253 MA2) S30815 - 1.4835 -
Alleima® 8RE18 S30908/30909 309S/309H 1.4833 -
Alleima® 2RE10 S31002 - 1.4335 -
Alleima® 7RE10 S31008/S31009 310S/310H 1.4845 -
Sanicro 253) S31035 - 1.4990
Alleima® 2RE69 S31050 - 1.4466
Alleima® 254 SMO2) S31254 - 1.4567
Alleima® 353 MA2) S35315 - 1.4854 - -
Sanicro® 70 N06600 Alloy 600 - -
Sanicro® 61 N06601 - - - -
Sanicro® 69 N06690 Alloy 690 2.4642 -
Sanicro® 28 N08028 - 1.4563
Sanicro® 30 N08800 Alloy 800 1.4558
Sanicro® 31HT N08810/N08811 - 1.4959
Sanicro® 41 N08825 Alloy 825 - -
Alleima® 2RK65 N08904 '904L' 1.4539

1) Esshete 1250 is a trademark owned by Corus.

2) 253 MA, 353 MA and 254 SMO are trademarks owned by Outokumpu OY.

3) Approved as per Vd TÜV 555 and fulfills requirements according to PED.

Duplex stainless steels
Alleima grade UNS ASTM EN number Pressure purpose
PED ASME
Alleima® 3RE60 S31500 - 1.4424
SAF™ 2304 S32304 - 1.4362
SAF™ 2205 S31803/S32205 - 1.4462
SAF™ 2507 S32750 - 1.4410
SAF™ 2707 HD S32707 - -
SAF™ 3207 HD S33207 - - - -
Sanmac® 2205* S31803 - 1.4462
Alleima® 10RE51* S32900 - 1.4460 -

* Machinability-improved grades

Ferritic stainless steels

Alleima grade UNS ASTM EN number Pressure purpose
PED ASME
Alleima® 2C48 S44600 446-2 - - -
Alleima® 4C54 S44600 446-1 1.4749 -

Titanium and zirconium

Alleima grade UNS ASTM/ASME W.Nr. AFNOR
Cp Ti Grade 1 R50250 Grade 1 3.7025 T-35
Cp Ti Grade 2 R50400 Grade 2 3.7035 T-40
Cp Ti Grade 3 R50550 Grade 3 3.7055 T-50
Ti Grade 7 R52400 Grade 7 3.7235 -
Ti Grade 9 R56320 Grade 9 3.7195 T-A3V2.5
Ti Grade 11 R52250 Grade 11 3.7225 -
Ti Grade 12 R53400 Grade 12 3.7105 -
Ti Grade 16 R52402 Grade 16 - -
Ti Grade 17 R52252 Grade 17 - -
Ti Grade 26 R52404 Grade 26 - -
Ti Grade 28 R52254 Grade 28 - -
Zr 702 R60702 R60702 - -