Wɔ wiase nyinaa mfiridwuma nkɔso a ɛrekɔ so ntɛmntɛm no akyi no, ɔhyew-dadeɛ a ɛko tia no abɛyɛ adeɛ titire wɔ ahoɔden, nnuruyɛ adwuma, ahunmu, ne nea ɛkeka ho mu ɛnam ne sorokɔ-ɔhyew adwumayɛ a ɛkyɛn so nti. Wɔ mfiridwuma mu nkɔso mu no, ɔhyew a wɔde di dwuma wɔ ɔhyew mu-ɛko tia dade no kɔ so trɛw, na ne dwumadi su nso atwetwe adwene kɛse.
Mfaso titiriw a ɛwɔ ɔhyew so-aduru a ɛko tia no da ne sorokɔ a ɛkorɔn-ɔhyew ahoɔden ne oxidation a ɛko tia mu. Wɔ-temperature environments a ɛkorɔn ase no, dadeɛ a ɛyɛ mmerɛw no taa yɛ mmerɛw anaasɛ ɛyɛ oxidation, na ɛde structure failure ba. Ɔhyew-dadeɛ a ɛko tia no yɛ dense oxide film denam nneɛma a wɔde afra te sɛ chromium, nickel, ne molybdenum a ɛka ho, a ɛko tia soro-temperature oxidation ne corrosion no so. Sɛ nhwɛso no, ɔhyew-dadeɛ a ɛko tia a ɛwɔ chromium a ɛboro 12% no tumi ma ɛgyina pintinn wɔ tebea a ɛboro digrii 800 mu na wɔde di dwuma kɛseɛ wɔ nsuo a wɔde yɛ nsuo mu, ɔhyeɛ a wɔde sesa nneɛma ne nnwinnadeɛ foforɔ mu.
Nea ɛka ho no, ade a ɛkorɔn-temperature creep adwumayɛ a ɛyɛ hyew-ɛko tia dade no yɛ ade titiriw foforo. Creep kyerɛ adeyɛ a ɛma ade bi yɛ deforms nkakrankakra wɔ bere tenten-Term High-temperature loads ase. Ɛdenam alloy composition ne ɔhyew ayaresa nhyehyɛe a ɛma ɛyɛ papa so no, nnɛyi ɔhyew-esistant steel betumi atew creep rate no so kɛse na ahwɛ ahu sɛ bere tenten-bere a wotumi de ho to so no yɛ adwuma wɔ soro-temperature ne high-nhyɛso tebea horow ase. Saa adeɛ yi ma ɛyɛ adeɛ a wɔpɛ ma High-awieɛ nnwinnadeɛ te sɛ gas turbines ne wimhyɛn engine.
Ɔhyew ahorow pii wɔ hɔ-a ɛko tia dade, na nhwɛso ahorow no fata ma ɔhyew ahorow ahorow. Sɛ nhwɛso no, ferritic heat-aduru a ɛko tia no bo yɛ mmerɛw na ɛfata ma mmeae a ɛwɔ mfinimfini ne nea ɛba fam; Bere a austenitic heat-resistant steel no wɔ nickel a ɛdɔɔso na ebetumi akura ahoɔden mu wɔ ɔhyew a ɛkorɔn mu, na wɔtaa de di dwuma wɔ adwumayɛ tebea a emu yɛ den te sɛ petrochemical reactors mu. Ɛnam Ultra-supercritical power generation technology a wɔhyɛ ho nkuran no so no, nhwehwɛmu ne nkɔsoɔ a ɛfa ɔhyeɛ a ɛkorɔn-aduru a ɛyɛ adwuma-ɛko tia dadeɛ ho no abɛyɛ nnwuma mu beaeɛ a ɛhɔ yɛ hyeɛ.
Daakye, ɛnam ahoɔden ne nneɛma a atwa yɛn ho ahyia ho banbɔ mfiridwuma foforɔ a ɛrenya nkɔsoɔ nti, Ɔhyew-Syal Steel bɛhyia adwumayɛ ho ahwehwɛdeɛ a ɛyɛ den kɛseɛ. Ɛnam nneɛma foforɔ a wɔyɛ ne nhyehyɛeɛ mu nkɔsoɔ so no, wɔhwɛ kwan sɛ ɔhyew-wɔhwɛ kwan sɛ dadeɛ a ɛko tia no bɛbue gua foforɔ wɔ hydrogen ahoɔden akoraeɛ ne akwantuo, nuklea ahoɔden mfiri, ne nea ɛkeka ho mu ama amannɔne aguadiɛ ho adwumayɛfoɔ no, nteaseɛ a emu dɔ wɔ adwumayɛ su ne dwumadie ho nsɛm a ɛfa ɔhyeɛ ho-wɔn a ɛko tia no bɛboa ama wɔafa adwumayɛ hokwan a wiase nyinaa mfiridwuma nkɔsoɔ de aba no.
