ASTM A210 Ọkwa C (ASME SA210 Ọkwa C) bụ tube nchara na-enweghị nkebi nke carbon-carbon emebere maka iji rụpụta ọkpọkọ ọkụ na ọkụ ọkụ, gụnyere njedebe nchekwa, mgbidi ọkụ na tubes nkwado, na tubes superheater.
Ọkwa C nwere ezigbo ihe eji arụ ọrụ, nke nwere ike ike nke 485 MPa na ike mkpụrụ nke 275 MPa. Ihe ndị a, yana ihe mejupụtara kemịkalụ dabara adaba, na-eme ka tubes ASTM A210 Grade C dabara nke ọma maka ojiji na oke okpomọkụ na elu- gburugburu nrụgide na ike iguzogide nrụgide nke ọrụ igwe ọkụ na-ebute.
A ga-eme tubes ahụ site na usoro enweghị nkebi ma bụrụ nke a ga-ekpo ọkụ ma ọ bụ mechie oyi.
N'okpuru ebe a bụ eserese ngosi nke usoro nrụpụta maka ọkpọkọ igwe anaghị agba nchara nke emechara.
Yabụ kedu ihe dị iche n'etiti ọkpọkọ nchara na-ekpo ọkụ na-ekpo ọkụ na-agwụcha na kedu ka ị ga-esi họrọ?
Emechara ọkụọkpọkọ nchara enweghị nkebi bụ ọkpọkọ nchara nke a na-atụgharị ma ọ bụ maapu na oke okpomọkụ na usoro ndị ọzọ wee mee ka ọ dị jụụ ozugbo na ụlọ okpomọkụ.Ọkpụkpụ ígwè na steeti a na-enwekarị ike ka mma na ike ụfọdụ, ma ọdịdị elu ahụ nwere ike ọ gaghị adị mma dị ka ọkpọkọ ígwè na-ekpo ọkụ n'ihi na usoro ọgwụgwọ okpomọkụ nwere ike iduga oxidation ma ọ bụ decarburization nke elu nke ọkpọkọ ígwè.
Oyi agwụlaọkpọkọ nchara enweghị nkebi na-ezo aka na nhazi ikpeazụ nke ọkpọkọ ígwè site na ịbịaru oyi, ntụgharị oyi, na usoro ndị ọzọ na ụlọ okpomọkụ.Igwe nchara oyi gwụchara nwere oke nha nha dị elu, yana mma elu dị mma, na n'ihi na nhazi oyi nwere ike imeziwanye ike na ike nke ọkpọkọ ígwè, ihe ndị na-arụ ọrụ nke igwe na-ekpo ọkụ na-emekarị ka ọ dị mma karịa nke ọkụ ọkụ. .Otú ọ dị, enwere ike ịmepụta ụfọdụ nrụgide fọdụrụnụ n'ime ọkpọkọ ígwè n'oge ọrụ oyi, nke kwesịrị ikpochapụ site na ọgwụgwọ okpomọkụ na-esote.
Igwe nchara na-ekpo ọkụ na-ekpo ọkụ anaghị achọ ọgwụgwọ okpomọkụ.
Ọkpụkpọ oyi emechara ga-abụ nke annealed, kpochapu ya nke ọma, ma ọ bụ ikpo ọkụ nkịtị ka emechara usoro oyi ikpeazụ.
| Ọkwa | CarbonA | Manganese | Phosphorus | sọlfọ | Silikoni |
| ASTM A210 Ọkwa C ASME SA210 Ọkwa C | 0.35% kacha | 0.29 - 1.06% | 0.035% kacha elu | 0.035% kacha elu | 0.10% nkeji |
AMaka mbelata ọ bụla nke 0.01% n'okpuru oke carbon akọwapụtara, mmụba nke 0.06% nke manganese karịa oke akọwapụtara ka a ga-ahapụ ruo oke 1.35%.
Ihe onwunwe tensile
| Ọkwa | Ike ọdụdọ | Ike mịpụta | Ogologo oge |
| min | min | na 2 n'ime ma ọ bụ 50 mm, min | |
| ASTM A210 Ọkwa C ASME SA210 Ọkwa C | 485 MPa (70 ksi) | 275 MPa (40 ksi) | 30% |
Nnwale ire ọkụ
Anya mmiri ma ọ bụ nkwụsịtụ na-apụta na ọnọdụ elekere 12 oг 6 na tubing Grade C nwere nha 2.375 in.
Enwere ike ịlele ihe achọrọ n'imeASTM A450, ihe nke 19.
Nnwale ọkụ
Enwere ike ịlele ihe achọrọ na ASTM A450, ihe 21.
Isi ike
Ọkwa C: 89 HRBW (Rockwell) ma ọ bụ 179 HBW (Brinell).
A ga-edobe ọkpọkọ ígwè ọ bụla na ule nrụgide hydrostatic ma ọ bụ ule eletrik na-adịghị emebi emebi.
Ihe chọrọ nnwale metụtara nrụgide Hydrostatic bụ dabere na ASTM 450, ihe 24.
Nnwale nnwale ọkụ eletrik anaghị emebi emebi kwekọrọ na ASTM 450, ihe 26.
Ịmepụta arụmọrụ dị mkpa maka ọkpọkọ mmiri ọkụ iji hụ na tubes na-egbo mkpa kpọmkwem nke usoro ikpo ọkụ.
Mgbe etinyere n'ime ọkụ ọkụ, tubes ga-eguzo na-agbasawanye na beading na-egosighi mgbawa ma ọ bụ ntụpọ.Mgbe ejirizie ya nke ọma, ọkpọkọ ọkpọ ọkụ ga-eguzosi ike n'ihe niile.ịgbado ọkụ.na-ehulata arụmọrụ dị mkpa maka ngwa na-enweghị na-emepe emepe ntụpọ.
Botop Steel bụ onye na-emepụta ọkpọkọ carbon steel nke na-ebupụta ya na onye na-ebubata ya sitere na China, yanakwa onye na-ahụ maka ọkpọkọ igwe anaghị agba nchara, na-enye gị ọkpọkọ nchara dị elu, ahaziri ahazi na asọmpi asọmpi.
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