Ikopanye le rona bakeng sa Litlhaloso le Litekanyo tsa Liphaephe tsa Tšepe tsa Morao-rao.
Ho Kenya Diphaephe tsa Tshepe tsa ASTM A252 – Gr.1, Gr.2, Gr.3 | Tshebediso ya Borokho, Doke le Motheo
| Maemo a Boitsebiso | ASTM A252 Kereiti ea 1, Kereiti ea 2, Kereiti ea 3 |
| Matla a Tekanyo | ≥207 MPa |
| Litekanyo / Boholo | Bophara ba Kantle: 219 mm – 3000 mm (e ka fetoloa) |
| Botenya ba lebota | 6 mm – 40 mm (e ka fetoloang) |
| Bolelele | Setoko sa 6 m & 12 m; Bolelele bo Ikhethileng boa fumaneha |
| Mofuta oa Phaephe / Ho tjheseletsa | SSAW (Sekoahelo se koahetsoeng ka Arc se Welded) / LSAW (Longitudinal SAW / EFW) |
| Mamello ea Tekanyo | E lumellana le ASTM A252 |
| Setifikeiti sa Boleng | Tlaleho ea Tlhahlobo ea Mokha oa Boraro oa ISO 9001; SGS / BV ea Fumaneha |
| Qetello ea Bokaholimo | Sekoahelo se Setšo, se Chesang ka Galvanized, se Pentiloeng, kapa se Ikhethileng |
| Likopo | Ho aha metheo, marokho, likou, mapolasi a moea a leoatleng le a lebōpong la leoatle, merero e meholo ea boenjiniere ba sechaba |
Lintlha tsa Tekheniki
Liqubu tsa Liphaephe tsa Tšepe tsa ASTM A252Sebopeho sa Lik'hemik'hale
| Karolo | Dikahare (%) |
| Khabone (C) | 0.26 max |
| Manganese (Mn) | 0.85 – 1.60 |
| Fosforase (P) | 0.04 max |
| Sebabole (S) | 0.05 max |
| Silicone (Si) | 0.10 – 0.35 |
| Koporo (Cu) | 0.20 – 0.30 (ha ho hlokahale bakeng sa ho hanyetsa mafome) |
Liqubu tsa Liphaephe tsa Tšepe tsa ASTM A252Thepa ea Mechini
| Thepa | Tlhokahalo / Boleng |
| Matla a Tekanyo (Bonyane) | 207 MPa (30 ksi) |
| Matla a tšepe | 345 – 455 MPa (50-66 ksi) |
| Ho lelefatsa (ka 200 mm) | ≥20% |
| Teko ea Tšusumetso (Charpy V-Notch) | Ha se tlamo bakeng sa boholo bohle; boikhethelo bakeng sa merero ea mocheso o tlase kapa ea leoatle |
| Bothata | Brinell e tloaelehileng: 110–180 HB |
| Thepa | Sehlopha sa 1 | Sehlopha sa 2 | Sehlopha sa 3 |
| Matla a Tlase a Tekanyo | 30,000 psi (207 MPa) | 35,000 psi (241 MPa) | 45,000 psi (310 MPa) |
| Matla a Tensile a fokolang | 50,000 psi (345 MPa) | 60,000 psi (415 MPa) | 66,000 psi (455 MPa) |
| Tekanyo e fokolang (gauge ea lisenthimithara tse 2) | 18% | 14% | 20% |
Liphaephe tsa ASTM A252Boholo
| Litlhaloso tse Tloaelehileng tsa ho Romela Linaheng Tse Ling (Kereiti ea 3 e Tummeng Haholo) | |||||
| NPS | OD (mm) | Botenya ba lebota | Boima (kg/m2) | Kemiso e Tloaelehileng | Kopo ea mantlha |
| 16" | 406.4 | 0.375" (9.52mm) | 92.5 | STD | Li-terminal tsa kou, kaho e akaretsang |
| 16" | 406.4 | 0.500" (12.70mm) | 121.8 | 40 | Metheo ea moea ea lebopong la leoatle, lipier tsa borokho |
| 18" | 457 | 0.500" (12.70mm) | 137.4 | 40 | Meaho e boima ea indasteri, metheo e tebileng |
| 24" | 609.6 | 0.500" (12.70mm) | 183.2 | 40 | Liqubu tse kholo tse bophara, meaho ea leoatle |
| 24" | 609.6 | 0.750" (19.05mm) | 271.8 | XS | Lisebelisoa tsa mojaro o boima haholo, ho khanna ka lefika |
| 30" | 762 | 0.625" (15.88mm) | 287.5 | 40 | Li-platform tsa kantle ho naha, metheo ea terminal ea LNG |
| 36" | 914.4 | 0.750" (19.05mm) | 392.3 | 40 | Merero e meholo, marokho a tšelang leoatle |
| Mokhoa oa Tlhahiso khahlanong le Bokhoni ba Boholo | |||||
| Tshebetso | OD e phahameng ka ho fetisisa (mm) | Boima bo phahameng (mm) | Bolelele ba Bolelele (m) | Ho Bokgoni ba Litšenyehelo | Molemo ka ho Fetisisa Bakeng sa |
| SSAW (Spirale) | 3200 | 30 | 6-18 | E phahameng ka ho fetisisa | Bophara bo boholo, botenya bo mahareng ba lebota (16"-48") |
| LSAW (JCOE) | 1422 | 50 | 6-15 | Holimo | Lebota le teteaneng haholo (≥1.0"), litlhoko tse matla haholo |
| ERW | 660 | 25 | 6-12 | Mahareng | Bophara bo bonyenyane ho isa ho bo mahareng, botenya bo tloaelehileng ba lebota |
| Ha e na seamless | 1016 | 100 | 6-12 | E tlase ka ho fetisisa | Litšebeliso tse bohlokoa, libaka tse senyang |
Tobetsa Konopo e ka ho le letona
1. Metheo ea Lebota la Kamore e ka Tlase:Metheo e tebileng bakeng sa mehaho e melelele, lifeme, matlo a polokelo, mehaho ea khoebo le ea bolulo. Metheo ea liqubu (e loketse mefuta eohle ea meaho).
2. Metheo ea Liqubu tsa Borokho:Metheo e jarang mojaro bakeng sa marokho a litsela tse kholo, marokho a terene, le litsela tsa litoropo. Metheo ea liqubu bakeng sa marokho a noka, letša le a tšelang leoatle.
3. Kaho ea Kou:Metheo e jarang mojaro bakeng sa diteishene tsa kou, mabala a likepe, le dipolatefomo tsa boemakepe. Disebediswa tse boima le dibaka tsa ho sebetsana le thepa ya kou.
4. Merero ea Matla a Moea le Boenjiniere ba Likepe tsa Leoatleng la Offshore:Metheo ea liturbine tsa moea tse lebōpong la leoatle. Moralo oa tšehetso bakeng sa liforomo tse lebōpong la leoatle, liphaephe tse lebōpong la leoatle, mabota a leoatle, jj. Ho hanyetsa maqhubu a leoatle, ho hanyetsa maqhubu, le ho hanyetsa mafome a leoatle.
5. Boenjiniere ba Meaho bo Boholo:Metheo e tebileng e nang le liqubu tse bophara bo boholo bakeng sa merero e meholo ea boenjiniere ba sechaba (joalo ka matamo, liteishene tsa ka tlas'a lefatše, le lithanele). Tšehetso bakeng sa mechini ea indasteri le meroalo ea meaho.
1) Ofisi ea Lekala - tšehetso ea batho ba buang Sepanishe, thuso ea ho tlosa thepa ea lekgetho, jj.
2) Ho na le lithane tse fetang 5,000 tsa setoko, ka mefuta e fapaneng ea boholo
3) E hlahlobiloe ke mekhatlo e nang le matla a ho laela e kang CCIC, SGS, BV, le TUV, ka liphutheloana tse tloaelehileng tse loketseng ho sesa leoatleng
Sephutheloana se le seng:Lebanta la tshepe bakeng sa ho sebetsana le lona habonolo. Liboloko tsa lehong kapa dunnage li beoa pakeng tsa li-stack ho qoba ho sisinyeha ha litho nakong ea lipalangoang. Kalafo ea bokaholimo (boikhethelo): Pente e ntšo, oli e thibelang mafome, filimi ea polasetiki. Liqubu tsa galvanized tse nang le galvanized tse chesang li ka 'na tsa koaheloa ka filimi ea tšireletso ea nakoana ho qoba ho ngoatheha bokaholimong. Ho ka fanoa ka sephutheloana se ikhethileng.
2 Phano:Bolelele bo tloaelehileng ba thepa: 6m, 12m. E fumaneha ka bolelele bo ikhethileng. E tla le Seporo sa Leoatle le Tsela e Sebetsang. E loketse lipalangoang tsa likepe, terene kapa tsela. Nako ea ho tlisa thepa hangata ke matsatsi a 15-30 ha e se e amohetsoe, ho latela bongata le litlhaloso. E loketse ho romelloa kantle ho naha lefatšeng ka bophara, e nang le tokomane e felletseng (setifikeiti sa tlhahlobo, lethathamo la thepa e pakiloeng, bili ea thepa e rometsoeng).
3 Mekhoa ea ho e ela hloko ha u sebetsana le eona:O se ke wa sebedisa di-sling kapa dihoko tse se nang di-pad ho sebetsa ka ho toba hodima bokahodimo ba phaephe ho qoba hore phaephe e se ke ya hola. Boloka sebakeng se pholileng, se omileng le se nang le moya o kenang hantle, qoba mafome pele o e kenya. Thomello e kgolo le e boima bo feteletseng ka kopo latela melao ya thomello ya lehae.
P1: Ke engPhaephe ea tšepe ea ASTM A252?
Ke liphaephe tsa tšepe tse sebelisoang bakeng sa ho cheka, metheo, marokho, libaka tsa ho koalla likepe le libaka tsa mosebetsi oa kaho.
P2: Ke lintlha life tse teng setokong?
Sehlopha sa 1, 2, le 3 – Sehlopha sa 1 se sebetsa bakeng sa ho kenya thepa ka tsela e bobebe, Sehlopha sa 2 se sebelisoa bakeng sa moaho o akaretsang, Sehlopha sa 3 se omisa ka thata.
P3: U na le boholo bofe?
Bophara: 4"–24" (114–610mm)
Botenya ba lebota: 5–25mm
Bolelele: 6–12m kapa ho latela litlhoko tsa hau
P4: Na liqubu tsena li hloekisitsoe ka pente e benyang?
E - E kentswe ka galvanized e chesang, e manehilwe ka epoxy kapa e pentilwe bakeng sa tshireletso ya tshenyo.
P5: Ke mofuta ofe oa setifikeiti o fanoang?
Liqubu tsohle tse kenyellelitsoeng tlhahlobo ea MTC ea motho oa boraro lia fumaneha.
P6: Liqubu li romelloa joang?
E tlamiloe ka maqhama a tšepe
Ho tlisoa ka bongata kapa liphalete tsa lehong.
Ka likatiba tsa ho qetela le kalafo ea ho thibela mafome
P7: Na nka fumana boholo bo ikhethileng?
E, re ka u fa bophara, bolelele le limaraka tse ikhethileng bakeng sa projeke ea hau.
P8: Mokhoa oa ho khetha sehlopha se nepahetseng?
Ho ipapisitsoe le bokgoni ba ho jara, boemo ba mobu le tshebediso ya kaho. Tshehetso ho tswa ho boenjiniere.
P9: Nako e tloaelehileng ea ho tlisa thepa ke efe?
Matsatsi a 15-30, ho latela bongata le mokhoa oa ho iketsetsa.
Lintlha tsa ho ikopanya
Aterese
Sebaka sa indasteri ea nts'etsopele ea Kangsheng,
Setereke sa Wuqing, toropo ea Tianjin, China.
Imeile
Mohala
Lihora
Mantaha-Sontaha: Tšebeletso ea lihora tse 24











