Ka ho tswela pele ka "Boleng bo hodimo, Phano e Potlakileng, Theko e Matla", re thehile tshebedisano-mmoho ya nako e telele le bareki ba tswang mose ho mawatle le ba lehae mme re fumana maikutlo a matle a bareki ba batjha le ba kgale bakeng sa Botumo bo Hodimo DIN1629 St37 St44 St52 S355j2h Seamless Carbon Steel Pipe, Re mema wena le kgwebo ya hao ho atleha mmoho le rona le ho arolelana nako e telele e phelang lefatsheng ka bophara.
Ka ho phehella "Boleng bo holimo, Phano e Potlakileng, Theko e Matla", re thehile tšebelisano-'moho ea nako e telele le bareki ba tsoang linaheng tse peli tse kantle ho naha le tsa lehae 'me re fumana maikutlo a matle a bareki ba bacha le ba khale bakeng saLiphaephe tse se nang seamless tsa China le Pipe ea Tšepe, Re ikemiseditse ho ba kgwebo ya sejwalejwale e nang le sepheo sa kgwebo sa "Botshepehi le boitshepo" le ka sepheo sa "Ho fa bareki ditshebeletso tse tiileng ka ho fetisisa le dihlahiswa tsa boleng bo hodimo". Re kopa tshehetso ya lona e sa fetoheng mme re ananela keletso le tataiso ya lona e mosa.
Phaephe e laetsoeng tlas'a tlhaloso ena e sebelisetsoa tšebeletso ea khatello e phahameng mochesong oa sepakapaka le o tlase. Haholo-holo e sebelisoa bakeng sa phetiso ea oli le khase ea tlhaho.
ASTM A671Pipe ea Tšepe ea Khabone ea LSAW (JCOE)e tla ba di-weld tse tjheseditsweng habeli, tse keneletseng ka botlalo tse entsweng ho latela mekgwa le ke di-welder kapa basebetsi ba ho tjheseletsa ba nang le mangolo a tshwanelehang ho latela ASME Boiler le Khoutu ya Sejana sa Kgatello, Karolo ya IX.
Lihlopha tsohle tse seng tsa 10, 11, 12 le 13 li lokela ho phekoloa ka mocheso ka ontong e laoloang ho fihlela ho ±15℃ 'me li hlomelloe ka hydrometer e rekotang e le hore lirekoto tsa ho futhumatsa li fumanehe.
Tlhahiso: Liphaephe tsa tšepe tsa LSAW(JCOE)
Boholo: OD: 406~1500mm Boima: 6~40mm
Sehlopha: CB60, CB65, CC60, CC65, jj.
Bolelele: 12M kapa bolelele bo boletsoeng ha ho hlokahala.
Lipheletso: Qetello e sa Tšoarellang, Qetello e Beveled, e Kobehileng;
| Litlhoko tsa Khemik'halebakeng sa ASTM A672 B60/B70/C60/C65/C70LSAWPipe ea Tšepe ea Khabone | |||||||||||||
| Phaephe | Sehlopha | Sebopeho, % | |||||||||||
| C boholo | Mn | P boholo | S boholo | Si | Tse ling | ||||||||
| <=1in (25mm) | >1~2in (25~50mm) | >2~4in(50-100mm) | >4~8in (100~200mm) | >8in (200mm) | <=1/2in (12.5mm) | >1/2in (12.5mm) | |||||||
| CB | 60 | 0.24 | 0.21 | 0.29 | 0.31 | 0.31 | 0.98max | 0.035 | 0.035 | 0.13–0.45 | … | ||
| 65 | 0.28 | 0.31 | 0.33 | 0.33 | 0.33 | 0.98max | 0.035 | 0.035 | 0.13–0.45 | … | |||
| 70 | 0.31 | 0.33 | 0.35 | 0.35 | 0.35 | 1.30max | 0.035 | 0.035 | 0.13–0.45 | … | |||
| CC | 60 | 0.21 | 0.23 | 0.25 | 0.27 | 0.27 | 0.55–0.98 | 0.79–1.30 | 0.035 | 0.035 | 0.13–0.45 | … | |
| 65 | 0.24 | 0.26 | 0.28 | 0.29 | 0.29 | 0.79–1.30 | 0.79–1.30 | 0.035 | 0.035 | 0.13–0.45 | … | ||
| 70 | 0.27 | 0.28 | 0.30 | 0.31 | 0.31 | 0.79–1.30 | 0.79–1.30 | 0.035 | 0.035 | 0.13–0.45 | … | ||
| Matlotlo a Mekaniki | |||||
| Sehlopha | |||||
|
| CB65 | CB70 | CC60 | CC65 | CC70 |
| Matla a ho tsikinyeha, bonyane: | |||||
| ksi | 65 | 70 | 60 | 65 | 70 |
| Mpa | 450 | 485 | 415 | 450 | 485 |
| Matla a tlhahiso, bonyane: | |||||
| ksi | 35 | 38 | 32 | 35 | 38 |
| MPa | 240 | 260 | 220 | 240 | 260 |
1. Bophara ba Kantle - Ho latela tekanyo e potolohang ± 0.5% ea bophara bo boletsoeng ba kantle.
2. Phapang e sa kgutleleng pakeng tsa bophara bo boholo le bo bonyenyane ba kantle.
3. Ho Lokisa-Ho sebedisa moedi o otlolohileng wa 10 ft (3m) o behilweng e le hore dipheletso ka bobedi di kopane le phaephe, 1/8 in. (3mm).
4. Botenya - Botenya bo bonyane ba lebota ntlheng efe kapa efe ka hara phaephe ha boa lokela ho feta 0.01 in. (0.3mm) tlasa botenya bo boletsweng.
5. Bolelele bo nang le lipheletso tse sa sebetsoang bo tla ba ka hare ho -0,+1/2 in. (-0,+13mm) ho tloha ho bo boletsoeng. Bolelele bo nang le lipheletso tse sebetsoang bo tla ba kamoo ho lumellanoeng kateng pakeng tsa moetsi le moreki.
Teko ea Khatello—Thepa ea ho thaepa e potolohang ea lenonyeletso le welded e tla fihlela litlhoko tse fokolang tsa matla a ho thaepa a thepa e boletsoeng ea poleiti.
Liteko tsa ho kobeha tse tataisoang ke weld tse kobehileng —Teko ea ho kobeha e tla amoheleha haeba ho se na mapetso kapa likoli tse ling tse fetang 1/8 in. (3mm) ka lehlakoreng lefe kapa lefe tse teng tšepeng ea weld kapa pakeng tsa weld le tšepe ea motheo ka mor'a ho kobeha.
Tlhahlobo ea Radio-graphic - Bolelele bo felletseng ba weld e 'ngoe le e 'ngoe ea sehlopha sa X1 le X2 bo tla hlahlojoa ka radiographic ho latela le ho fihlela litlhoko tsa ASME Boiler le Pressure Vessel Code, Karolo ea bosupa, serapa sa UW-51.
Lebitso kapa letshwao la moetsi
Nomoro ea tlhaloso (selemo kapa letsatsi la ho hlokahala)
Boholo (OD, Boima, bolelele)
Sehlopha(A kapa B)
Mofuta oa phaephe (F, E, kapa S)
Khatello ea teko (phaephe ea tšepe e se nang seamless feela)
Nomoro ea Mocheso
Tlhahisoleseding efe kapa efe e eketsehileng e boletsweng odareng ya theko.
Bongata (maoto, limithara, kapa palo ea bolelele)
Lebitso la thepa (phala ea tšepe, pompo ea motlakase e kopantsoeng)
Nomoro ea litlhaloso
Litlhaloso tsa sehlopha le tsa sehlopha
Boholo (bophara ba kantle kapa kahare, botenya ba lebota bo tloaelehileng kapa bo fokolang)
Bolelele (bo itseng kapa bo sa reroang)
Qetella qetellong
Mekhoa ea ho reka
Litlhoko tse ling, haeba li le teng.
Phaephe e se nang letho kapa e Ntšo / Sekoahelo sa Varnish / Sekoahelo sa Epoxy / Sekoahelo sa 3PE (ho latela litlhoko tsa moreki);
Ka bolokolohi;
Lipheletso ka bobeli li na le litšireletso tsa qetello;
Qetello e se nang letho, pheletso ea bevel (2″ le ho feta e nang le lipheletso tsa bevel, tekanyo: 30~35°), e etselitsoeng uena;
Ho tšoaea. Re tswela pele ka "Boleng bo hodimo, Phano e Potlakileng, Theko e Matla", re thehile tshebedisano-mmoho ya nako e telele le bareki ba tswang mose ho mawatle le ba lehae mme re fumana maikutlo a matle a bareki ba batjha le ba kgale bakeng sa Botumo bo Hodimo DIN1629 St37 St44 St52 S355j2h Seamless Carbon Steel Pipe, Re mema wena le kgwebo ya hao ho atleha mmoho le rona le ho arolelana nako e telele e phelang lefapheng la lefatshe.
Botumo bo phahamengLiphaephe tse se nang seamless tsa China le Pipe ea Tšepe, Re ikemiseditse ho ba kgwebo ya sejwalejwale e nang le sepheo sa kgwebo sa "Botshepehi le boitshepo" le ka sepheo sa "Ho fa bareki ditshebeletso tse tiileng ka ho fetisisa le dihlahiswa tsa boleng bo hodimo". Re kopa tshehetso ya lona e sa fetoheng mme re ananela keletso le tataiso ya lona e mosa.
