Netefatsa Liphaephe tsa Khase tse Sireletsehileng
| Nominal Outer Diameter | Botenya ba Lebota ka Lebitso (mm) | ||||||||||||||
| mm | In | 6.0 | 7.0 | 8.0 | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 15.0 | 16.0 | 18.0 | 20.0 | 22.0 |
| Boima ka Bolelele ba Yuniti (kg/m) | |||||||||||||||
| 219.1 | 8-5/8 | 31.53 | 36.61 | 41.65 | |||||||||||
| 273.1 | 10-3/4 | 39.52 | 45.94 | 52.30 | |||||||||||
| 323.9 | 12-3/4 | 47.04 | 54.71 | 62.32 | 69.89 | 77.41 | |||||||||
| (325) | 47.20 | 54.90 | 62.54 | 70.14 | 77.68 | ||||||||||
| 355.6 | 14 | 51.73 | 60.18 | 68.58 | 76.93 | 85.23 | |||||||||
| (377.0) | 54.89 | 63.87 | 72.80 | 81.67 | 90.50 | ||||||||||
| 406.4 | 16 | 59.25 | 68.95 | 78.60 | 88.20 | 97.76 | 107.26 | 116.72 | |||||||
| (426.0) | 62.14 | 72.33 | 82.46 | 92.55 | 102.59 | 112.58 | 122.51 | ||||||||
| 457 | 18 | 66.73 | 77.68 | 88.58 | 99.44 | 110.24 | 120.99 | 131.69 | |||||||
| (478.0) | 69.84 | 81.30 | 92.72 | 104.09 | 115.41 | 126.69 | 137.90 | ||||||||
| 508.0 | 20 | 74.28 | 86.49 | 98.65 | 110.75 | 122.81 | 134.82 | 146.79 | 158.69 | 170.56 | |||||
| (529.0) | 77.38 | 90.11 | 102.78 | 115.40 | 127.99 | 140.52 | 152.99 | 165.43 | 177.80 | ||||||
| 559.0 | 22 | 81.82 | 95.29 | 108.70 | 122.07 | 135.38 | 148.65 | 161.88 | 175.04 | 188.17 | |||||
| 610.0 | 24 | 89.37 | 104.10 | 118.77 | 133.39 | 147.97 | 162.48 | 176.97 | 191.40 | 205.78 | |||||
| (630.0) | 92.33 | 107.54 | 122.71 | 137.83 | 152.90 | 167.92 | 182.89 | 197.81 | 212.68 | ||||||
| 660.0 | 26 | 96.77 | 112.73 | 128.63 | 144.48 | 160.30 | 176.05 | 191.77 | 207.43 | 223.04 | |||||
| 711.0 | 28 | 104.32 | 121.53 | 138.70 | 155.81 | 172.88 | 189.89 | 206.86 | 223.78 | 240.65 | 257.47 | 274.24 | |||
| (720.0) | 105.65 | 123.09 | 140.47 | 157.81 | 175.10 | 192.34 | 209.52 | 226.66 | 243.75 | 260.80 | 277.79 | ||||
| 762.0 | 30 | 111.86 | 130.34 | 148.76 | 167.13 | 185.45 | 203.73 | 211.95 | 240.13 | 258.26 | 276.33 | 294.36 | |||
| 813.0 | 32 | 119.41 | 139.14 | 158.82 | 178.45 | 198.03 | 217.56 | 237.05 | 256.48 | 275.86 | 295.20 | 314.48 | |||
| (820.0) | 120.45 | 140.35 | 160.20 | 180.00 | 199.76 | 219.46 | 239.12 | 258.72 | 278.28 | 297.79 | 317.25 | ||||
| 864.0 | 34 | 147.94 | 168.88 | 189.77 | 210.61 | 231.40 | 252.14 | 272.83 | 293.47 | 314.06 | 334.61 | ||||
| 914.0 | 36 | 178.75 | 200.87 | 222.94 | 244.96 | 266.94 | 288.86 | 310.73 | 332.56 | 354.34 | |||||
| (920.0) | 179.93 | 202.20 | 224.42 | 246.59 | 286.70 | 290.78 | 312.79 | 334.78 | 356.68 | ||||||
| 965.0 | 38 | 188.81 | 212.19 | 235.52 | 258.80 | 282.03 | 305.21 | 328.34 | 351.43 | 374.46 | |||||
| 1016.0 | 40 | 198.87 | 223.51 | 248.09 | 272.63 | 297.12 | 321.56 | 345.95 | 370.29 | 394.58 | 443.02 | ||||
| (1020.0) | 199.66 | 224.39 | 249.08 | 273.72 | 298.31 | 322.84 | 347.33 | 371.77 | 396.16 | 444.77 | |||||
| 1067.0 | 42 | 208.93 | 234.83 | 260.67 | 286.47 | 312.21 | 337.91 | 363.56 | 389.16 | 414.71 | 465.66 | ||||
| 118.0 | 44 | 218.99 | 246.15 | 273.25 | 300.30 | 327.31 | 354.26 | 381.17 | 408.02 | 343.83 | 488.30 | ||||
| 1168.0 | 46 | 228.86 | 257.24 | 285.58 | 313.87 | 342.10 | 370.29 | 398.43 | 426.52 | 454.56 | 510.49 | ||||
| 1219.0 | 48 | 238.92 | 268.56 | 298.16 | 327.70 | 357.20 | 386.64 | 416.04 | 445.39 | 474.68 | 553.13 | ||||
| (1220.0) | 239.12 | 268.78 | 198.40 | 327.97 | 357.49 | 386.96 | 146.38 | 445.76 | 475.08 | 533.58 | |||||
| 1321.0 | 52 | 291.20 | 323.31 | 327.97 | 387.38 | 449.34 | 451.26 | 483.12 | 514.93 | 578.41 | |||||
| (1420.0) | 347.72 | 355.37 | 416.66 | 451.08 | 485.41 | 519.74 | 553.96 | 622.32 | 690.52 | ||||||
| 1422.0 | 56 | 348.22 | 382.23 | 417.27 | 451.72 | 486.13 | 520.48 | 554.97 | 623.25 | 691.51 | 759.58 | ||||
| 1524.0 | 60 | 373.38 | 410.44 | 447.46 | 484.43 | 521.34 | 558.21 | 595.03 | 688.52 | 741.82 | 814.91 | ||||
| (1620.0) | 397.03 | 436.48 | 457.84 | 515.20 | 554.46 | 593.73 | 623.87 | 711.11 | 789.12 | 867.00 | |||||
| 1626.0 | 64 | 398.53 | 438.11 | 477.64 | 517.13 | 556.56 | 595.95 | 635.28 | 713.80 | 792.13 | 870.26 | ||||
| 1727.0 | 68 | 423.44 | 465.51 | 507.53 | 549.51 | 591.43 | 633.31 | 675.13 | 758.64 | 841.94 | 925.05 | ||||
| (1820.0) | 446.37 | 492.74 | 535.06 | 579.32 | 623.50 | 667.71 | 711.79 | 799.92 | 887.81 | 975.51 | |||||
| 1829.0 | 72 | 493.18 | 626.65 | 671.04 | 714.20 | 803.92 | 890.77 | 980.39 | |||||||
| 1930.0 | 76 | 661.52 | 708.40 | 755.23 | 848.75 | 942.07 | 1035.19 | ||||||||
| (2020.0) | 692.60 | 741.69 | 790.75 | 888.70 | 986.41 | 1084.02 | |||||||||
| 2032.0 | 80 | 696.74 | 746.13 | 795.48 | 894.03 | 992.38 | 1090.53 | ||||||||
| (2220.0) | 761.65 | 815.68 | 869.66 | 977.50 | 1085.80 | 1192.53 | |||||||||
| (2420.0) | 948.58 | 1066.26 | 1183.75 | 1301.04 | |||||||||||
| (2540.0) | 100 | 995.93 | 1119.53 | 1242.94 | 1366.15 | ||||||||||
| (2845.0) | 112 | 1116.28 | 1254.93 | 1393.37 | 1531.63 | ||||||||||
Kenyelletso ea Sehlahisoa
Sehlahisoa sa rona sa boqapi se na le lenonyeletso le sa khaotseng, le entsoeng ka likhoele tsa tšepe tsa boleng bo holimo tse cheselitsoeng ka moea. Kaho ena e ikhethang ha e eketse feela ho tšoarella ha phala, empa hape e fana ka matla a ke keng a lekanngoa, e leng se etsang hore e be se loketseng bakeng sa liphaephe tsa khase ea tlhaho le lisebelisoa tse ling tsa bohlokoa.
Lipeipi tsa rona tsa tšepe tse cheselitsoeng ka spiral li entsoe ho mamella likhatello tse phahameng le maemo a feteletseng, ho netefatsa phano ea khase ea tlhaho e bolokehileng le e tšepahalang. Re utloisisa bohlokoa ba ho boloka botšepehi ba lipeipi tsa khase ea tlhaho, 'me lihlahisoa tsa rona li lekoa ka matla ho netefatsa hore li lumellana le litekanyetso le melao ea indasteri.
Ha u khetha ronaspiral welded steel pipe, o tsetela ka tharollo e etelletsang pele polokeho ntle le ho sekisetsa ts'ebetso. Hore na o sebetsa indastering ea matla, kaho, kapa indastering efe kapa efe e hlokang tharollo e thata ea liphaephe, re na le lihlahisoa ho fihlela litlhoko tsa hau.
Molemo oa K'hamphani
E fumaneha pelong ea Motse oa Cangzhou, Profinseng ea Hebei, fektheri ea rona esale e le moetapele oa indasteri ea lipeipi tsa tšepe ho tloha ha e thehoa ka 1993. Feme e akaretsa sebaka sa lisekoere-mithara tse 350,000 'me e na le theknoloji ea morao-rao ebile e khomarela litekanyetso tse phahameng ka ho fetisisa tsa taolo ea boleng. Ka kakaretso ea matlotlo a RMB limilione tse 680 le basebetsi ba inehetseng ba 680, re ikemiselitse ho fana ka lihlahisoa tse fihlelang litlhoko tse thata tsa bareki ba rona.
Molemo oa Sehlahisoa
Liphaephe tsa khase tse hlahisoang setsing sena li na le manonyeletso a spiral, a entsoeng ka likhoele tsa tšepe tse cheselitsoeng ka spiral. Moralo ona o mocha o fana ka matla a ke keng a lekanngoa, o etsa hore liphaephe tsena e be tse loketseng bakeng sa lits'ebetso tse thata joalo ka liphaephe tsa khase ea tlhaho. Kaho e matla e tiisa hore liphaephe li ka mamella khatello e phahameng le maemo a feteletseng a tikoloho, e leng ntho ea bohlokoa ho boloka polokeho le katleho ea lipalangoang tsa khase ea tlhaho.
Ka lehlakoreng le letle, matla le ho tšoarella ha liphaephe tsena li bolela hore li na le nako e telele ea bophelo 'me ha li hloke ho nkeloa sebaka khafetsa, qetellong li fokotsa litšenyehelo tsa tlhokomelo.
Ho feta moo, ha li khone ho bola le lintho tse ling tsa tikoloho, e leng se etsang hore e be khetho e tšepahalang bakeng sa tšebeliso ea nako e telele.
Khaello ea Sehlahisoa
Ka lehlakoreng le leng, litšenyehelo tsa pele tsa bolenglipeipi tsa khasee ka ba holimo, e ka thibelang lik'hamphani tse ling ho tsetela.
Ho feta moo, ts'ebetso ea ho kenya e ka ba thata mme ea hloka mosebetsi o hloahloa, o ka eketsang litšenyehelo tse akaretsang.
Phello e ka Sehloohong
E 'ngoe ea lihlahisoa tse hlahelletseng tsa setsi sena ke liphaephe tsa eona tse sa khaotseng tsa khase tse kopaneng. Liphaephe tsena li entsoe ka mokhoa o hlokolosi oa likhoele tsa tšepe tse cheselitsoeng ka spirally, li na le sebopeho se ikhethang se fanang ka matla a ke keng a lekanngoa. Moralo ona o mocha o loketse haholo lits'ebetso tse boima, joalo ka liphaephe tsa khase ea tlhaho, moo ho tšoarella le ho ts'epahala ho leng bohlokoa haholo.
Sepheo se seholo sa lipeipi tsena tsa khase ke ho mamella likhatello tse phahameng le maemo a feteletseng ho netefatsa hore ho tsamaisoa ka mokhoa o sireletsehileng oa khase ea tlhaho. Theknoloji ea welding ea Spiral ha e ntlafatse feela botšepehi ba sebopeho sa pipeline, empa hape e fana ka phetoho ea moralo, e etsa hore e tšoanelehe bakeng sa maemo a fapaneng a ho kenya. Sena ke sa bohlokoa bakeng sa indasteri moo polokeho le katleho li leng bohlokoa haholo.
Ha tlhoko ea khase ea tlhaho e ntse e eketseha, karolo ea liphaephe tsa khase ea boleng bo holimo e ntse e eketseha. Theknoloji e tsoetseng pele ea tlhahiso e kopantsoeng le boitlamo ba boleng bo entse hore k'hamphani ena e thehiloeng Cangzhou e be karolo ea bohlokoa lefapheng la matla.
