20# enweghị nkebi ígwè ọkpọkọ na-ejikarị 20 # elu-edu carbon ígwè dị ka akụrụngwa, nke bụ a elu-edu carbon okpomọkụ na-eguzogide enweghị enweghị nkebi ọkpọkọ nke a na-ejikarị na-ewu ụlọ na n'ibu owuwu.

20 # ígwè nwere àgwà ndị a: ezigbo plasticity na ike weldability. N'ihi ike dị ala ya, ọ dị mma maka nhazi oyi na ebe ndị na-adịghị ike.

20 # enweghị nkebi ígwè ọkpọkọ nwere ike iji na-esonụ ụlọ ọrụ:

1. Maka obere ọkpọkọ ọkụ ọkụ na-agba ume, ụkpụrụ mmejuputa bụGB 3087, eji na-arụpụta superheater tubes na mmiri jụrụ mgbidi tubes nke ọkara na obere nrụgide boilers (nrụgide ọrụ ≤5.9 MPa), nke dị na elu okpomọkụ (≤480℃) + mmiri vepo oxidation gburugburu ebe obibi ruo ogologo oge.

2. Ọkụ na-agbaji mmanụ, ụkpụrụ mmejuputa iwu bụGB 9948, eji maka reactors, okpomọkụ Exchangers, wdg nke mmanụ ụgbọala refining nkeji, ịkpọtụrụ acidic media (H₂S, CO₂) na elu mgbali (ruo 15 MPa)

3. Ngwá ọrụ fatịlaịza dị elu, ụkpụrụ mmejuputa bụGB 6479, eji maka elu-nrụgide (10 ~ 32 MPa) fatịlaịza akụrụngwa dị ka sịntetik amonia na urea, ịkpọtụrụ ukwuu corrosive media (dị ka mmiri mmiri amonia, urea gbazee)

Igwe nchara na-ekpo ọkụ na-ekpo ọkụ na-ekpo ọkụ maka nkwado hydraulic, ụkpụrụ mmejuputa bụGB/T17396, eji maka hydraulic support ogidi na jacks na coal mines, na-eguzogide elu-ugboro ugboro ọzọ ibu (50 ~ 100 MPa) na mmetụta vibration.