1. Kakaretso
ASTM A131/A131M ke tlhaloso ea tšepe ea sebopeho bakeng sa likepe. Sehlopha sa AH/DH 32 ke litšepe tse matla haholo, tse nang le motsoako o tlase tse sebelisoang haholo-holo kahong ea likepe le mehahong ea likepe.
2. Sebopeho sa Lik'hemik'hale
Litlhoko tsa sebopeho sa lik'hemik'hale bakeng sa ASTM A131 Grade AH32 le DH32 ke tse latelang:
- Khabone (C): Boholo ba 0.18%
- Manganese (Mn): 0.90 - 1.60%
- Phosphorus (P): Boholo 0.035%
- Sebabole (S): Boholo ba 0.035%
- Silicone (Si): 0.10 - 0.50%
- Aluminium (Al): Bonyane 0.015%
- Koporo (Cu): Boholo ba 0.35%
- Nikele (Ni): Boholo ba 0.40%
- Chromium (Cr): Boholo ba 0.20%
- Molybdenum (Mo): Boholo 0.08%
- Vanadium (V): Boholo ba 0.05%
- Niobium (Nb): Boholo ba 0.02%
3. Thepa ea Mekaniki
Litlhoko tsa thepa ea mechini bakeng sa ASTM A131 Grade AH32 le DH32 ke tse latelang:
- Matla a ho hlahisa (metsotso): 315 MPa (45 ksi)
- Matla a ho Thatafala: 440 - 590 MPa (64 - 85 ksi)
- Ho lelefatsa (bonyane): 22% ho 200 mm, 19% ho 50 mm
4. Matlotlo a Tšusumetso
- Teko ea Tšusumetso Mocheso: -20°C
- Matla a Tšusumetso (metsotso): 34 J
5. Tekano ea Khabone
Tekanyo ea Khabone (CE) e baloa ho lekola ho tjheseletsa ha tšepe. Foromo e sebelisitsoeng ke:
CE = C + Mn/6 + (Cr + Mo + V)/5 + (Ni + Cu)/15
Bakeng sa ASTM A131 Kereiti ya AH32 le DH32, boleng bo tlwaelehileng ba CE bo ka tlase ho 0.40.
6. Litekanyo tse fumanehang
Lipoleiti tsa ASTM A131 tsa AH32 le DH32 tsa Sehlopha sa ASTM A131 li fumaneha ka mefuta e fapaneng ea litekanyo. Boholo bo tloaelehileng bo kenyelletsa:
- Botenya: 4 mm ho isa ho 200 mm
- Bophara: 1200 mm ho isa ho 4000 mm
- Bolelele: 3000 mm ho isa ho 18000 mm
7. Ts'ebetso ea Tlhahiso
Ho qhibiliha: Sebōpi sa Motlakase sa Arc (EAF) kapa Sebōpi sa Oksijene sa Motheo (BOF).
Ho Rotha ka ho Chesa: Tšepe e phuthoa ka ho chesa ka har'a li-plate mill.
Kalafo ea Mocheso: Ho pitikisa ho laoloang ho lateloa ke ho pholisa ho laoloang.
8. Kalafo ea Bokaholimo
Ho phatloha ha lithunya:E tlosa sekala sa tšilo le litšila tsa bokaholimo.
Ho roala:E pentiloe kapa e tlotsitsoe ka oli e thibelang ho bola.
9. Litlhoko tsa Tlhahlobo
Teko ea Ultrasonic:Ho lemoha mefokolo ea ka hare.
Tlhahlobo ea Pono:Bakeng sa diphoso tsa bokaholimo.
Tlhahlobo ea litekanyo:E netefatsa ho khomarela litekanyo tse boletsoeng.
Teko ea Mekaniki:Liteko tsa ho tsikinyeha, ho ama le ho kobeha li etsoa ho netefatsa litšobotsi tsa mechini.
10. Maemo a Ts'ebeliso
Kaho ea likepe: E sebelisetsoa ho haha sehlopha sa likepe, mokatong oa sekepe, le meaho e meng ea bohlokoa.
Meaho ea Leoatle: E loketse liforomo tsa leoatleng le lits'ebetsong tse ling tsa leoatleng.
Nalane ea Nts'etsopele ea Womic Steel le Phihlelo ea Morero
Womic Steel e bile sebapali se hlahelletseng indastering ea tšepe ka mashome a lilemo, e iphumanetse botumo ba bokhabane le boqapi. Leeto la rona le qalile lilemong tse fetang 30 tse fetileng, 'me ho tloha ka nako eo, re atolositse bokhoni ba rona ba tlhahiso, ra amohela mahlale a tsoetseng pele, 'me ra inehela ho latela maemo a holimo a boleng.
Liketsahalo tsa Bohlokoa
Lilemo tsa bo-1980:Ho thehoa ha Womic Steel, ho shebane le tlhahiso ea tšepe ea boleng bo holimo.
Lilemo tsa bo-1990:Kenyelletso ea mahlale a tsoetseng pele a tlhahiso le katoloso ea libaka tsa tlhahiso.
Lilemo tsa bo-2000:Re fihletse litifikeiti tsa ISO, CE, le API, tse matlafatsang boitlamo ba rona ba boleng.
Lilemo tsa bo-2010:Re atolositse mefuta e fapaneng ea lihlahisoa tsa rona ho kenyelletsa mefuta e fapaneng ea limaraka le libopeho tsa tšepe, ho kenyeletsoa liphaephe, lipoleiti, li-bar le lithapo.
Lilemo tsa bo-2020:Ho matlafalitse boteng ba rona lefatšeng ka bophara ka tšebelisano-'moho ea maano le merero ea ho romela thepa kantle ho naha.
Phihlelo ea Morero
Womic Steel e fane ka thepa bakeng sa merero e mengata e tsebahalang lefatšeng ka bophara, ho kenyeletsoa:
1. Merero ea Boenjiniere ba Likepe: Ho fanoe ka lipoleiti tsa tšepe tse matla haholo bakeng sa kaho ea liforomo tsa leoatleng le likepe tsa likepe.
2. Ntlafatso ea Meralo ea Motheo:Tšepe ea mohaho e fanoe bakeng sa marokho, lithanele le meralo e meng ea motheo ea bohlokoa.
3. Likopo tsa Liindasteri:Ho fanoe ka litharollo tsa tšepe tse ikhethileng bakeng sa lifeme tsa tlhahiso, libaka tsa ho hloekisa le liteishene tsa motlakase.
4. Matla a Nchafatsoang:E tšehelitse kaho ea litora tsa turbine ea moea le merero e meng ea matla a nchafatsoang ka lihlahisoa tsa rona tsa tšepe tse matla haholo.
Melemo ea Tlhahiso, Tlhahlobo le Thepa ea Womic Steel
1. Meaho e Tsoetseng Pele ea Tlhahiso
Womic Steel e na le disebediswa tsa tlhahiso tsa sejoale-joale tse dumellang taolo e nepahetseng ya sebopeho sa dikhemikhale le thepa ya mechini. Mela ya rona ya tlhahiso e kgona ho hlahisa mefuta e mengata ya dihlahiswa tsa tshepe, ho kenyeletswa dipoleiti, diphaephe, dibara le dithapo, tse nang le boholo le botenya bo ka fetolwang.
2. Taolo e Matla ea Boleng
Boleng ke motheo oa ts'ebetso ea Womic Steel. Re latela mehato e tiileng ea taolo ea boleng ho netefatsa hore lihlahisoa tsa rona li fihlela maemo a holimo ka ho fetisisa. Ts'ebetso ea rona ea netefatso ea boleng e kenyelletsa:
Tlhahlobo ea Lik'hemik'hale: Ho netefatsa motsoako oa lik'hemik'hale oa thepa e tala le lihlahisoa tse felileng.
Teko ea Mekaniki: Ho etsa liteko tsa ho tsitlella, ho ama le ho thatafala ho netefatsa hore thepa ea mechini e fihlela litlhoko.
Teko e sa Senyeheng: Ho sebedisa teko ya ultrasound le radiographic ho lemoha diphoso tsa ka hare le ho netefatsa botshepehi ba sebopeho.
3. Litšebeletso tse Felletseng tsa Tlhahlobo
Womic Steel e fana ka lits'ebeletso tse felletseng tsa tlhahlobo ho netefatsa boleng ba sehlahisoa. Litšebeletso tsa rona tsa tlhahlobo li kenyelletsa:
Tlhahlobo ea Mokha oa Boraro: Re amohela lits'ebeletso tsa tlhahlobo ea mokha oa boraro ho fana ka netefatso e ikemetseng ea boleng ba sehlahisoa.
Tlhahlobo ea Ka Hare ho Ntlo: Sehlopha sa rona sa tlhahlobo ea ka hare se etsa liteko tse felletseng mohatong o mong le o mong oa ts'ebetso ea tlhahiso ho netefatsa hore se latela litekanyetso tsa indasteri.
4. Thepa le Lipalangoang tse Sebetsang Hantle
Womic Steel e na le marangrang a matla a thepa a netefatsang hore lihlahisoa li tla tlisoa ka nako lefatšeng ka bophara. Melemo ea rona ea thepa le lipalangoang e kenyelletsa:
Sebaka sa Bohlokoa: Haufi le likou tse kholo le libaka tsa lipalangoang ho nolofalletsa ho romelloa le ho tsamaisoa ka katleho.
Sephutheloana se Sireletsehileng: Lihlahisoa li phuthetsoe ka mokhoa o sireletsehileng ho thibela tšenyo nakong ea lipalangoang. Re fana ka litharollo tsa sephutheloana tse ikhethileng ho fihlela litlhoko tse itseng tsa bareki.
Ho Finyella Lefatše: Marang-rang a rona a pharaletseng a thepa a re lumella ho isa lihlahisoa ho bareki lefatšeng ka bophara, ho netefatsa hore re fumana thepa ka nako e nepahetseng le ka botšepehi.
Nako ea poso: Phupu-27-2024