1. Nchịkọta Ngwaahịa
E mepụtara laịdụ ígwè dịka iwu si dịASTM A27 Ọkwa 70-36bụ ihe e ji ígwè carbon mee nke e mere maka ijikwa, ibuga, na ijide ihe ndị gbazere agbaze ma ọ bụ ihe ndị na-ekpo ọkụ nwa oge n'ọrụ ígwè na ụlọ ọrụ mmepụta ihe.
A họọrọ ọkwa a kpọmkwem iji nye nguzozi kacha mma n'etitiike, ductility, na iguzogide nrụgide okpomọkụ na nke mekaniki, na-eme ka ọ dị mma karịsịa maka ladle ndị a na-ebuli ugboro ugboro, na-agbagharị n'ọkụ, na ibu mmetụta.
2. Ụkpụrụ Dị Mkpa
ASTM A27 / A27M– Ihe e ji kpụọ ígwè, Carbon, maka ojiji izugbe
Ọkwa Ihe:ASTM A27 Ọkwa 70-36
A ga-emepụta, nwalee, ma lelee ihe niile e ji kpụọ ihe n'ụzọ zuru oke dịka iwu ASTM A27 siri dị ma ọ gwụla ma onye zụrụ ya kwuru ihe ọzọ.
3. Njirimara Ihe - ASTM A27 Ọkwa 70-36
ASTM A27 Ọkwa 70-36 bụ ọkwa nkedo ígwè carbon siri ike nke nwere ezigbo ike na ntụkwasị obi nhazi.
3.1 Njirimara Mechanical (Opekempe)
| Akụ na ụba | Ihe achọrọ |
| Ike ọdụdọ | ≥ 70,000 psi (≈ 485 MPa) |
| Ike Mwepụta | ≥ 36,000 psi (≈ 250 MPa) |
| Ogologo (na 2 in / 50 mm) | ≥ 22% |
| Mbelata Mpaghara | ≥ 30% |
Njirimara igwe ndị a na-eme ka ikike ibu ibu zuru oke ma na-enwe ezigbo iguzogide mgbawa na mgbawa gbajiri agbaji.
3.2 Ihe mejupụtara kemịkalụ (Oke nkịtị)
| Ihe | Ọdịnaya kachasị elu |
| Kabọn (C) | ≤ 0.35% |
| Manganese (Mn) | ≤ 0.70% |
| Fọshọrọs (P) | ≤ 0.05% |
| Sọlfọ (S) | ≤ 0.06% |
Ọdịnaya carbon na manganese a na-achịkwa na-eme ka mma ịkpụ ihe kwụsiri ike na arụmọrụ igwe a pụrụ ịdabere na ya na-enweghị mkpa maka ihe ndị na-agwakọta ihe.
4. Nhazi na Atụmatụ Nhazi nke Ladle ahụ
l Ahụ a kpụrụ akpụ otu akụkụ ma ọ bụ ahụ a kpụrụ akpụ nwere nko ibuli elu / ibuli elu
l Jiometrị dị nro dị n'ime iji belata nrụgide nrụgide
l Okpukpu mgbidi zuru oke nke e mere iji guzogide ihe ndị na-ekpo ọkụ na ibu njikwa igwe
l Isi ihe e ji ebuli elu dabere na ọnọdụ ibu ibu zuru oke, gụnyere ihe nchekwa
Nhazi ladle ahụ na-emesi ikeiguzosi ike n'ezi ihe na ogologo oge ọrụ, ọkachasị mgbe a na-ekpughe ya n'okpomọkụ dị elu na njikwa kreen ugboro ugboro.
5. Usoro Mmepụta
5.1 Usoro Ntugharị
l Ntụ ájá site na iji ihe eji akpụzi ihe a na-achịkwa nke dabara adaba maka nnukwu ihe nkedo ígwè
l A na-atụ aro ka a na-eme nkedo okpomọkụ otu otu iji hụ na kemịkalụ na-agbanwe agbanwe
5.2 Ịgbaze na Ịwụsa
l Ọkụ ọkụ eletriki (EAF) ma ọ bụ ọkụ induction
l Njikwa siri ike nke ihe mejupụtara kemịkalụ tupu ịwụsa
l A na-achịkwa okpomọkụ ịwụsa iji belata ntụpọ dị n'ime
5.3 Ọgwụgwọ Okpomọkụ
Nhazi ọgwụgwọ okpomọkụa na-ejikarị ya eme ihe
Ebumnuche:
l Nhazi ọka dị mma
l Melite ike na ihe onwunwe n'ibu edo
l Belata nrụgide dị n'ime nkedo
A ga-edetu ma chọpụta paramita ọgwụgwọ okpomọkụ.
6. Njikwa na Nnyocha Ogo
6.1 Nyocha Kemịkalụ
l Nnyocha okpomọkụ emere maka agbaze ọ bụla
Ihe e dekọrọ na Asambodo Ule Mill (MTC)
6.2 Nnwale Mekaniki
l Nwalee kupọnu ndị a na-esi n'otu ọkụ na nke a na-eji ọkụ eme ihe yana ladle ahụ:
l Nnwale nrụgide
l Nkwenye ike
l Ogologo na Mbelata nke mpaghara
6.3 Ule Na-anaghị Ebibi Ihe (dịka o si dị)
Dabere na ihe achọrọ maka ọrụ ahụ:
l Nnyocha anya (100%)
l Nnwale Mkpụrụ Igwe Magnetik (MT) maka mgbawa elu
l Ule Ultrasonic (UT) maka ịdị mma dị n'ime
6.4 Nnyocha nha
l Nkwenye megide eserese akwadoro
l Nlebara anya pụrụ iche na-ebuli nko geometry na ngalaba dị oke mkpa ibu ibu
7. Akwụkwọ na Asambodo
A na-enyekarị akwụkwọ ndị a:
Asambodo Nnwale Mill (EN 10204 3.1 ma ọ bụ ihe nhata)
Akụkọ ihe mejupụtara kemịkalụ
l Nsonaazụ ule igwe
l Ndekọ ọgwụgwọ okpomọkụ
Akụkọ NDT (ọ bụrụ na achọrọ)
akụkọ nyocha akụkụ
A na-achọpụta akwụkwọ niile na ogbe okpomọkụ na ihe nkedo kwekọrọ.
8. Oke Ngwa
A na-eji ọtụtụ ladụ ígwè e mepụtara dịka ASTM A27 Grade 70-36 si dị:
l Ụlọ ọrụ ígwè na ụlọ ọrụ mmepụta ihe
l Slag njikwa sistemụ
l Ụlọ ọrụ Metallurgical
l Ọrụ nnyefe ihe onwunwe dị arọ nke ụlọ ọrụ mmepụta ihe
Klas a dabara adaba karịsịa maka ngwa ebeductility na nchekwa n'okpuru ibu ọrụ siri ikedị oke mkpa.
9. Uru nke iji ASTM A27 Grade 70-36 maka Ladles
l Ezigbo nguzozi n'etiti ike na ductility
l Mbelata ihe ize ndụ nke mgbawa gbawara agbawa n'okpuru ujo okpomọkụ
l Ọnụ ego dị irè ma e jiri ya tụnyere ọkwa ike dị elu, ọkwa ike dị ala
l A pụrụ ịdabere na ya maka ngwa nkedo dị arọ
Nkwenye sara mbara site n'aka ndị nyocha na ụlọ ọrụ injinia
Ozi Nkwakọ ngwaahịa na Njem
NCM (Koodu Tarifụ) Aro:8454100000
Ụdị Ngwugwu Ejiri:
E ji osisi skid ma ọ bụ igbe e ji aka rụọ maka ibuga ụgbọ mmiri.
Mmanụ mgbochi nchara ma ọ bụ ihe mkpuchi uzuoku nke e tinyere n'elu ihe ndị dị n'elu.
Jiri eriri ígwè na ihe mgbochi osisi kpuchie aka gị iji zere mmegharị n'oge njem.
Ụdị ụzọ mbupu:Akpa,nnukwu arịa:
Akpa Rak Dị Tụpụrụ Atọ– A na-ahọrọ ya maka mfe ibu/ibudata kreen.
Mepee Akpa Elu– A na-eji ya mgbe a na-enwe nsogbu n'ebe a na-edebe ihe n'okirikiri.
Ụgbọ mmiri buru ibu- Maka nnukwu nha, enweghị ike ibu n'ime akpa.
Ị chọrọ ikike maka njem obodo?
Ee, n'ihi oke ibu nke ite ndị ahụ, aakwụkwọ ikike njem pụrụ ichea na-achọkarị maka nnyefe okporo ụzọ ma ọ bụ ụgbọ okporo ígwè. Enwere ike inye akwụkwọ na eserese teknụzụ iji nyere aka na ngwa ikike.
Ọ bụrụ na ibu pụrụ iche buru ibu, kedu ụdị ngwa a ga-eji maka ijikwa?
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Krọn mmirimaka ite slag karịrị ibu nke nwere ibu karịrị tọn 28
A na-ahazi ma nwalee ebe niile a na-ebuli elu iji hụ na ejiri ya rụọ ọrụ nke ọma ma dị mma.
10. Mmechi
ASTM A27 Ọkwa 70-36 bụ nhọrọ ihe eji eme ihe nke ọma ma dịkwa irè maka layers ígwè eji eme ihe n'ebe ụlọ ọrụ mmepụta ihe siri ike. Njirimara igwe ya, yana kemịkalụ a na-achịkwa na ọgwụgwọ okpomọkụ kwesịrị ekwesị, na-enye ntụkwasị obi na nchekwa ọrụ ogologo oge.
Anyị ji obi anyị niile na-anya isiọrụ nhazi, usoro mmepụta ngwa ngwa, nanetwọk nnyefe zuru ụwa ọnụ, hụ na e mezuru mkpa gị kpọmkwem nke ọma na nke ziri ezi.
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Oge ozi: Jenụwarị-22-2026