- Ni: 24.0 - 27.0
- Cr: 13.5 - 16.0
- Ti: 1.9 - 2.35
- Mo: 1.0 - 1.5
- Mn: 2.0 max
- Si: 1.0 max
- Fe: balance
- Al: 0.35 max
- V: 0.1 - 0.5
- C: 0.08 max
- S: 0.030 max
- AECMA PrEn2171
- AECMA PrEN2119
- AECMA PrEN2172
- AECMA PrEN2173
- AECMA PrEN2174
- AECMA PrEN2303
- AECMA PrEN2304
- AECMA PrEN2398
- AECMA PrEN2399
- AECMA PrEN3510
- A286 AMS 5737
- A286 AMS 5853
- A286 AMS 5895
- A286 AMS 5726
- A286 AMS 5731
- A286 AMS 5732
- A286 AMS 5734
- ASME SA 891 (Type 1, 2)
- ASME SA 638 (Grade 660 Type 1, 2)
- ASME SA 453 (Grade 660 Class A, B, C, D)
- ASTM A891 (Type 1, 2)
- ASTM A638 (Grade 660 Type 1, 2)
- ASTM A453 (Grade 660 Class A, B, C, D)
- X5NiCrTi26-15
- X4NiCrTi25-15
- X6NiCrTiMoVB25-15-2
- GE C50TF78
- GE C50TF27
- GE C50TF20
- GE B50T1181C
- UNS S66286
- SAE J467-A286
- SPS M-118
- Fairchild MS 301
- 314 Elliott Turbine MS 618 Weatherford WS-881
- Cameron MS-003030
- EN 2399
- PWA-LCS
- GE-S400/1000
- RR SABRe Edition 2
- EN 1.4944
- EN 1.4943
- EN 1.4980