{"id":4626,"date":"2024-08-15T04:10:02","date_gmt":"2024-08-15T04:10:02","guid":{"rendered":"https:\/\/haynesintl.com\/?page_id=4626"},"modified":"2025-06-03T23:52:34","modified_gmt":"2025-06-03T23:52:34","slug":"codes-for-high-temperature-alloys","status":"publish","type":"page","link":"https:\/\/haynesintl.com\/en\/codes-for-high-temperature-alloys\/","title":{"rendered":"Codes for High-temperature Alloys"},"content":{"rendered":"\n
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\n ASME <\/td>\n
\n Alloy <\/td>\n \n Section I <\/td>\n \n Section III <\/td>\n \n Section IV <\/td>\n \n Section VIII <\/td>\n \n Section XII <\/td>\n \n B16.5 <\/td>\n \n B16.34 <\/td>\n \n B31.1 <\/td>\n \n B31.3 <\/td>\n \n MMPDS <\/td>\n <\/tr>\n
\n Class 1 <\/td>\n \n Class 2 <\/td>\n \n Class 3 <\/td>\n \n Classes TC and SC <\/td>\n \n HF-300.2 <\/td>\n \n Div. 1 <\/td>\n \n Div. 2 <\/td>\n
\n \u00ae<\/sup>\u00a025 alloy R30605\" data-link-target=\"true\" data-link-nofollow=\"0\" data-link-noreferrer=\"0\" data-link-sponsored=\"0\" data-link-btn-status=\"0\" data-link-btn-class=\"\" data-link-content=\"wpdt-link-content\">HAYNES\u00ae<\/sup>\u00a025 alloy R30605<\/a> <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u00a0\u2013 <\/td>\n \n 6.4.1 <\/td>\n <\/tr>\n
\n \u00ae<\/sup>\u00a0188 alloy R30188\" data-link-target=\"true\" data-link-nofollow=\"0\" data-link-noreferrer=\"0\" data-link-sponsored=\"0\" data-link-btn-status=\"0\" data-link-btn-class=\"\" data-link-content=\"wpdt-link-content\">HAYNES\u00ae<\/sup>\u00a0188 alloy R30188<\/a> <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n 6.4.2 <\/td>\n <\/tr>\n
\n \u00ae<\/sup>\u00a0230\u00ae<\/sup>\u00a0alloy N06230 HAYNES\u00ae<\/sup>\u00a0230-W\u00ae<\/sup>\u00a0alloy N06231\" data-link-target=\"true\" data-link-nofollow=\"0\" data-link-noreferrer=\"0\" data-link-sponsored=\"0\" data-link-btn-status=\"0\" data-link-btn-class=\"\" data-link-content=\"wpdt-link-content\">HAYNES\u00ae<\/sup>\u00a0230\u00ae<\/sup>\u00a0alloy N06230 HAYNES\u00ae<\/sup>\u00a0230-W\u00ae<\/sup>\u00a0alloy N06231<\/a> <\/td>\n \n
1650°F (899°C)1<\/sup> Code Case 2063 1000°F (538°C) Code Case 2756 1000°F (538°C) to 1250°F (677°C) Water Wetted Code Case 2665 1300°F (704°C) Molten Salt<\/div> <\/td>\n
\n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n
500°F (132°C)1<\/sup><\/div> <\/td>\n
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1800°F (982°C)1<\/sup> Code Case 2671 External Pressure 1800°F (982°C)Code Case 2775 1650°F (899°C)16<\/sup><\/div> <\/td>\n
\n \u2013 <\/td>\n \n
650°F (343°C)1<\/sup><\/div> <\/td>\n
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1500°F (816°C)11<\/sup><\/div> <\/td>\n
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1500°F (816°C)6<\/sup> 1500ºF (816ºC) Code Case 6 Valves, Temp Pressure Rating Increase, Forgings<\/div> <\/td>\n
\n \u2013 <\/td>\n \n
1650°F (900°C)1<\/sup><\/div> <\/td>\n
\n 6.3.9 <\/td>\n <\/tr>\n
\n \u00ae<\/sup>\u00a0242\u00ae<\/sup>\u00a0alloy N10242\" data-link-target=\"true\" data-link-nofollow=\"0\" data-link-noreferrer=\"0\" data-link-sponsored=\"0\" data-link-btn-status=\"0\" data-link-btn-class=\"\" data-link-content=\"wpdt-link-content\">HAYNES\u00ae<\/sup>\u00a0242\u00ae<\/sup>\u00a0alloy N10242<\/a> <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n
1000°F (538°C)19<\/sup><\/div> <\/td>\n
\n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n <\/tr>\n
\n \u00ae<\/sup>\u00a0282\u00ae<\/sup>\u00a0alloy N07208\" data-link-target=\"true\" data-link-nofollow=\"0\" data-link-noreferrer=\"0\" data-link-sponsored=\"0\" data-link-btn-status=\"0\" data-link-btn-class=\"\" data-link-content=\"wpdt-link-content\">HAYNES\u00ae<\/sup>\u00a0282\u00ae<\/sup>\u00a0alloy N07208<\/a> <\/td>\n \n
1600ºF(870ºC)1<\/sup> Code Case 3024<\/div> <\/td>\n
\n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n
1600ºF(870ºC)1<\/sup> Code Case 3024<\/div> <\/td>\n
\n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n
B31 Case 219 1600ºF(870ºC)2<\/sup><\/div> <\/td>\n
\n \u2013 <\/td>\n \n 6.3.11 <\/td>\n <\/tr>\n
\n \u00ae<\/sup>\u00a0556\u00ae<\/sup>\u00a0alloy R30556\" data-link-target=\"true\" data-link-nofollow=\"0\" data-link-noreferrer=\"0\" data-link-sponsored=\"0\" data-link-btn-status=\"0\" data-link-btn-class=\"\" data-link-content=\"wpdt-link-content\">HAYNES\u00ae<\/sup>\u00a0556\u00ae<\/sup>\u00a0alloy R30556<\/a> <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n
1650°F (899°C)14<\/sup><\/div> <\/td>\n
\n
800°F (427°C)19<\/sup><\/div> <\/td>\n
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650°F (343°C)5<\/sup><\/div> <\/td>\n
\n
1500°F (816°C)20<\/sup><\/div> <\/td>\n
\n
1500°F (816°C)20<\/sup><\/div> <\/td>\n
\n
1200°F (649°C)2<\/sup><\/div> <\/td>\n
\n \u2013 <\/td>\n \n \u2013 <\/td>\n <\/tr>\n
\n \u00ae<\/sup>\u00a0617 alloy N06617 (W86117)\" data-link-target=\"true\" data-link-nofollow=\"0\" data-link-noreferrer=\"0\" data-link-sponsored=\"0\" data-link-btn-status=\"0\" data-link-btn-class=\"\" data-link-content=\"wpdt-link-content\">HAYNES\u00ae<\/sup>\u00a0617 alloy N06617 (W86117)<\/a> <\/td>\n \n
1650°F (899°C)4<\/sup><\/div> <\/td>\n
\n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n
1800°F (982°C)4 <\/sup>Code Case 2776 1650°F (899°C)19<\/sup><\/div> <\/td>\n
\n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n
1200°F (649°C)4<\/sup><\/div> <\/td>\n
\n \u2013 <\/td>\n \n \u2013 <\/td>\n <\/tr>\n
\n \u00ae<\/sup>\u00a0625 alloy N06625 (W86112)\" data-link-target=\"true\" data-link-nofollow=\"0\" data-link-noreferrer=\"0\" data-link-sponsored=\"0\" data-link-btn-status=\"0\" data-link-btn-class=\"\" data-link-content=\"wpdt-link-content\">HAYNES\u00ae<\/sup>\u00a0625 alloy N06625 (W86112)<\/a> <\/td>\n \n
Grade 1 1100°F (593°C)1<\/sup> Code Case 2632 1200°F (650°C)2<\/sup> Grade 2 1100°F (593°C)3<\/sup> Code Case 1935 1000°F (538°C)3<\/sup><\/div> <\/td>\n
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Grade 1 800°F (427°C)3<\/sup><\/div> <\/td>\n
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Grade 1 800°F (427°C)4<\/sup><\/div> <\/td>\n
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Grade 1 800°F (427°C)4<\/sup><\/div> <\/td>\n
\n \u2013 <\/td>\n \n \u2013 <\/td>\n \n
Grade 1 1200°F (649°C)1<\/sup> Grade 2 1600°F (871°C)3<\/sup> 1200°F (649°C)5<\/sup><\/div> <\/td>\n
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Grade 1 800°F (427°C) (Bolting) Code Case 2468 800°F (427°C)6<\/sup><\/div> <\/td>\n
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Grade 1 650°F (343°C)1<\/sup>Grade 2 650°F (343°C)19<\/sup><\/div> <\/td>\n
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1200°F (649°C)8<\/sup><\/div> <\/td>\n
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1200°F (649°C)6<\/sup><\/div> <\/td>\n
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1200°F (649°C)1<\/sup><\/div> <\/td>\n
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1200°F (649°C)6<\/sup><\/div> <\/td>\n
\n 6.3.3 <\/td>\n <\/tr>\n
\n \u00ae<\/sup>\u00a0625SQ\u00ae<\/sup>\u00a0alloy N06626\" data-link-target=\"true\" data-link-nofollow=\"0\" data-link-noreferrer=\"0\" data-link-sponsored=\"0\" data-link-btn-status=\"0\" data-link-btn-class=\"\" data-link-content=\"wpdt-link-content\">HAYNES\u00ae<\/sup>\u00a0625SQ\u00ae<\/sup>\u00a0alloy N06626<\/a> <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n <\/td>\n \n
Code Case 2276 800°F (427°C)1<\/sup><\/div> <\/td>\n
\n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n <\/tr>\n
\n \u00ae<\/sup>\u00a0718 alloy N07718\" data-link-target=\"true\" data-link-nofollow=\"0\" data-link-noreferrer=\"0\" data-link-sponsored=\"0\" data-link-btn-status=\"0\" data-link-btn-class=\"\" data-link-content=\"wpdt-link-content\">HAYNES\u00ae<\/sup>\u00a0718 alloy N07718<\/a> <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n 6.3.5 <\/td>\n <\/tr>\n
\n \u00ae<\/sup>\u00a0HR-120\u00ae<\/sup>\u00a0alloy N08120\" data-link-target=\"true\" data-link-nofollow=\"0\" data-link-noreferrer=\"0\" data-link-sponsored=\"0\" data-link-btn-status=\"0\" data-link-btn-class=\"\" data-link-content=\"wpdt-link-content\">HAYNES\u00ae<\/sup>\u00a0HR-120\u00ae<\/sup>\u00a0alloy N08120<\/a> <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n
1800°F (982°C)2<\/sup><\/div> <\/td>\n
\n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n 6.3.10 <\/td>\n <\/tr>\n
\n \u00ae<\/sup>\u00a0HR-160\u00ae<\/sup>\u00a0alloy N12160\" data-link-target=\"true\" data-link-nofollow=\"0\" data-link-noreferrer=\"0\" data-link-sponsored=\"0\" data-link-btn-status=\"0\" data-link-btn-class=\"\" data-link-content=\"wpdt-link-content\">HAYNES\u00ae<\/sup>\u00a0HR-160\u00ae<\/sup>\u00a0alloy N12160<\/a> <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n
1800°F (982°C)2<\/sup><\/div> <\/td>\n
\n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013\u00a0 <\/td>\n <\/tr>\n
\n \u00ae<\/sup> HR-235\u00ae<\/sup> alloy UNS N06235\" data-link-target=\"true\" data-link-nofollow=\"0\" data-link-noreferrer=\"0\" data-link-sponsored=\"0\" data-link-btn-status=\"0\" data-link-btn-class=\"\" data-link-content=\"wpdt-link-content\">HAYNES\u00ae<\/sup> HR-235\u00ae<\/sup> alloy (UNS N06235)<\/a> <\/td>\n \n - <\/td>\n \n - <\/td>\n \n - <\/td>\n \n - <\/td>\n \n - <\/td>\n \n - <\/td>\n \n
Code Case 3058 1600°F (870°C)<\/span>1<\/sup><\/div> <\/td>\n
\n - <\/td>\n \n - <\/td>\n \n - <\/td>\n \n - <\/td>\n \n - <\/td>\n \n - <\/td>\n \n - <\/td>\n <\/tr>\n
\n \u00ae<\/sup> R30155 (W73155)\" data-link-target=\"true\" data-link-nofollow=\"0\" data-link-noreferrer=\"0\" data-link-sponsored=\"0\" data-link-btn-status=\"0\" data-link-btn-class=\"\" data-link-content=\"wpdt-link-content\">MULTIMET\u00ae<\/sup> R30155 (W73155)<\/a> <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n
Code Case 3058 1600°F (870°C)1<\/sup><\/div> <\/td>\n
\n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013\u00a0 <\/td>\n <\/tr>\n
\n \u00ae<\/sup>\u00a0R-41 alloy N07041\" data-link-target=\"true\" data-link-nofollow=\"0\" data-link-noreferrer=\"0\" data-link-sponsored=\"0\" data-link-btn-status=\"0\" data-link-btn-class=\"\" data-link-content=\"wpdt-link-content\">HAYNES\u00ae<\/sup>\u00a0R-41 alloy N07041<\/a> <\/td>\n \n \u2013\u00a0 <\/td>\n \n \u2013\u00a0 <\/td>\n \n \u2013\u00a0 <\/td>\n \n \u2013\u00a0 <\/td>\n \n \u2013 <\/td>\n \n \u2013\u00a0 <\/td>\n \n \u2013\u00a0 <\/td>\n \n \u2013\u00a0 <\/td>\n \n \u2013\u00a0 <\/td>\n \n \u2013\u00a0 <\/td>\n \n \u2013\u00a0 <\/td>\n \n \u2013\u00a0 <\/td>\n \n \u2013\u00a0 <\/td>\n \n 6.3.7\u00a0 <\/td>\n <\/tr>\n
\n \u00ae<\/sup>\u00a0Waspaloy alloy N07001\" data-link-target=\"true\" data-link-nofollow=\"0\" data-link-noreferrer=\"0\" data-link-sponsored=\"0\" data-link-btn-status=\"0\" data-link-btn-class=\"\" data-link-content=\"wpdt-link-content\">HAYNES\u00ae<\/sup>\u00a0Waspaloy alloy N07001<\/a> <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n 6.3.8 <\/td>\n <\/tr>\n
\n \u00ae<\/sup>\u00a0X alloy N06002 (W86002)\" data-link-target=\"true\" data-link-nofollow=\"0\" data-link-noreferrer=\"0\" data-link-sponsored=\"0\" data-link-btn-status=\"0\" data-link-btn-class=\"\" data-link-content=\"wpdt-link-content\">HASTELLOY\u00ae<\/sup>\u00a0X alloy N06002 (W86002)<\/a> <\/td>\n \n \u2013 <\/td>\n \n
800°F (427°C)1<\/sup><\/div> <\/td>\n
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800°F (427°C)5<\/sup><\/div> <\/td>\n
\n
800°F (427°C)5<\/sup><\/div> <\/td>\n
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800°F (427°C)2<\/sup><\/div> <\/td>\n
\n \u2013 <\/td>\n \n
1650°F (899°C)2<\/sup><\/div> <\/td>\n
\n
900ºF (482ºC)6<\/sup> 1650°F (899°C)5<\/sup> 800°F (427°C)19<\/sup><\/div> <\/td>\n
\n
650°F (343°C)18<\/sup><\/div> <\/td>\n
\n
1500°F (816°C)3<\/sup><\/div> <\/td>\n
\n
1500°F (816°C)4<\/sup><\/div> <\/td>\n
\n \u2013 <\/td>\n \n
1500°F (816°C)5<\/sup><\/div> <\/td>\n
\n 6.3.1 <\/td>\n <\/tr>\n
\n \u00ae<\/sup>\u00a0X-750 alloy N07750\" data-link-target=\"true\" data-link-nofollow=\"0\" data-link-noreferrer=\"0\" data-link-sponsored=\"0\" data-link-btn-status=\"0\" data-link-btn-class=\"\" data-link-content=\"wpdt-link-content\">HAYNES\u00ae<\/sup>\u00a0X-750 alloy N07750<\/a> <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n \u2013 <\/td>\n \n 6.3.6 <\/td>\n <\/tr>\n <\/table>\n<\/div>