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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
Alleima® 3R12 for medical applications S30400/S30403 304/304L 1.4301/1.4306 ● ●
Alleima® 3R65 for medical applications S31600/S31603 316/316L 1.4404/1.4401 ● ●
Alleima® 316LVM for medical applications S31673 F138*
(ISO 5832-1)		 - - -
Alleima® High-N for medical applications 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 - -