Tomhsaire agus ábhar inslithe na sreang teirmeachúpla a chinneadh go díreach a luas freagartha, raon teochta, cruinneas, marthanacht meicniúil, agus saol sei...
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GH1015 20% Cr Cóimhiotal Ardteochta Is cóimhiotal neartaithe ardteochta atá bunaithe ar nicil iarainn-bhunaithe agus 20% Cr (cróimiam) mar chroí-chomhpháirt. Dearadh an cóimhiotal seo chun an bhearna feidhmíochta a líonadh idir gnáthchruach dhosmálta agus cóimhiotail costasach cóbalt-bhunaithe, ag soláthar friotaíocht ocsaídiúcháin den scoth agus neart measartha creep i dtimpeallachtaí ardteochta ó 700 ° C go 900 ° C. Is cóimhiotal neartaithe soladach-réiteach tipiciúil é GH1015; tá gathanna adamhach tungstain agus moluibdín i bhfad níos mó ná iad siúd iarainn agus nicil. Nuair a théann siad isteach sa laitís maitrís, gineann siad réimsí strus suntasacha leaisteach. Cuireann na réimsí struis seo bac go héifeachtach ar ghluaiseacht díláithrithe, rud a mhéadaíonn neart ardteochta an chóimhiotail gan insínteacht a íobairt.
| Grád | Grád Bunaidh | Cr | Ni | W | Mo | Al | Ti | Fe | Nb |
| GH1015 | GH15 | 19.0-22.0 | 34.0-39.0 | 4.8-5.8 | 2.5-3.2 | — | — | Bal | 1.0-1.6 |
| GH1016 | GH16 | 19.0-22.0 | 32.0-36.0 | 5.0-6.0 | 2.6-3.3 | — | — | Bal | 0.9-1.4 |
| GH1035 | GH35 | 20.0-23.0 | 35.0-40.0 | 2.5-3.5 | — | ≤0.50 | 0.7-1.2 | Bal | 1.2-1.7 |
| GH1040 | GH40 | 15.0-17.0 | 24.0-27.0 | — | 5.5-7.0 | — | — | Bal | — |
| GH1131 | GH131 | 19.0-22.0 | 25.0-30.0 | 4.8-6.0 | 2.8-3.5 | — | — | Bal | 0.7-1.3 |
| GH1140 | GH140 | 20.0-23.0 | 35.0-40.0 | 1.4-1.8 | 2.0-2.5 | 0.2-0.6 | 0.7-1.2 | Bal | — |
| GH2018 | GH18 | 18.0-21.0 | 40.0-44.0 | 1.8-2.2 | 3.7-4.3 | 0.35-0.75 | 1.8-2.2 | Bal | — |
| GH2036 | GH36 | 11.5-13.5 | 70-90 | — | 1.1-1.4 | — | ≤0.10 | Bal | 0.25-0.5 |
| GH2038 | GH38A | 10.0-12.5 | 18.0-21.0 | — | — | ≤0.50 | 2.3-2.8 | Bal | — |
| GH2130 | GH130 | 12.0-16.0 | 35.0-40.0 | 5.0-6.5 | — | 1.4-2.2 | 2.4-3.2 | Bal | — |
| GH2132 | GH132 | 13.5-16.0 | 24.0-27.0 | — | 1.0-1.5 | ≤0.40 | 1.75-2.3 | Bal | — |
| GH2135 | GH135 | 14.0-16.0 | 33.0-38.0 | 1.7-2.2 | 1.7-2.2 | 2.0-2.8 | 2.1-2.5 | Bal | — |
| GH2136 | GH136 | 13.0-16.0 | 24.5-28.5 | — | 1.0-1.75 | ≤0.35 | 2.4-3.2 | Bal | — |
| GH2302 | GH302 | 12.0-16.0 | 38.0-42.0 | 3.5-4.5 | 1.5-2.5 | 1.8-2.3 | 2.3-2.8 | Bal | — |
| GH3030 | GH30 | 19.0-22.0 | 74.3-77.5 | — | — | ≤0.15 | 0.15-0.35 | ≤1.5 | — |
| GH3049 | GH39 | 19.0-22.0 | 68.5-74.9 | — | 1.8-2.3 | 0.35-0.75 | 0.35-0.75 | ≤3.0 | 0.19-1.3 |
| GH3044 | GH44 | 23.5-26.5 | 49.3-55.7 | 13.0-16.0 | ≤0.50 | ≤0.50 | 0.3-0.7 | ≤4.0 | — |
| GH3128 | GH128 | 19.0-22.0 | 54.9-61.7 | 7.5-9.0 | 7.5-9.0 | 0.4-0.8 | 0.4-0.8 | ≤4.0 | — |
| GH4033 | GH33 | 19.0-22.0 | 69.1-73.9 | — | — | 0.6-1.0 | 2.4-2.8 | ≤2.0 | — |
| GH4037 | GH37 | 3.0-26.0 | 71.8-72.9 | 5.0-7.0 | 2.0-4.0 | 1.7-2.3 | 1.8-2.3 | ≤5.0 | — |
| GH4043 | GH43 | 15.0-19.0 | 59.4-69.3 | 2.0-3.5 | 4.0-6.0 | 1.0-1.7 | 1.9-2.8 | ≤5.0 | 0.5-1.3 |
| GH4049 | GH49 | 9.5-11.0 | 52.9-59.0 | 5.0-6.0 | 4.5-5.5 | 3.7-4.4 | 1.4-1.9 | ≤1.5 | Comh(14-16) |
| GH4080A | GH80A | 18-21 | Bal | — | — | 1.00-1.80 | 1.80-2.70 | ≤1.5 | — |
| GH4090 | GH90 | 18-21 | Bal | — | — | 1.0-2.0 | 2.0-3.0 | ≤1.5 | — |
| GH4133 | GH33A | 19.0-22.0 | 74.0-76.0 | — | — | 0.7-1.2 | 2.5-3.0 | ≤1.50 | 1.15-1.65 |
| GH4169 | GH169 | 17.0-21.0 | 50.0-55.0 | — | 2.8-3.3 | 0.2-0.6 | 0.65-1.15 | Bal | 4.75-5.5 |
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