



Kupanga chitoliro cholumikizidwa ndi spiral kumayamba ndi chingwe chachitsulo—kaya chokhala ndi mpweya wochepa kapena chopangidwa ndi low-alloy—chomwe chimapangidwa pang'onopang'ono kukhala mawonekedwe a cylindrical pa ngodya yokhazikika ya helix. Kenako msoko wautali umalumikizidwa kuti ugwirizane ndi cholumikiziracho. Ubwino waukulu wa njira imeneyi ndi kuthekera kwake kupanga mapaipi aatali kwambiri kuchokera ku zipangizo zopyapyala, zomwe zimapangitsa kuti zinthu zigwiritsidwe ntchito bwino.
1) Giredi: Q235B (Yofanana ndi St37.2, S235JR,ASTM A36)、Q345B (Yofanana ndi St52.3, S355JR), 0Cr13、1Cr17、00Cr19Ni11、1Cr18Ni9、0Cr18Ni11Nb、16Mn、20#、Q345、L245、L290、40#、60#、X42、X46、X70、X80
2) M'mimba mwake wakunja: Φ273mm-2420mm
3) Makulidwe a Wall: 5mm-22mm
4) Utali: 6m/12m (Tikhoza kusintha kutalika malinga ndi pempho lanu
| OD Yodziwika | Mwadzina Wall makulidwe mm | |||||||||||||||
| 5.0 | 5.5 | 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 | |
| 273 | 33.04 | 36.28 | 39.51 | 45.92 |
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| 323.9 | 39.32 | 43.18 | 47.04 | 54.70 | 62.32 | 69.89 |
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| (325) | 39.46 | 43.33 | 47.26 | 54.90 | 62.54 | 70.13 |
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| 355.6 | 43.23 | 47.48 | 51.73 | 60.18 | 68.57 | 76.92 |
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| (377) | 45.88 | 50.39 | 54.89 | 63.87 | 72.80 | 81.67 |
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| 406.4 | 49.44 | 54.32 | 59.24 | 68.94 | 78.60 | 88.20 | 97.75 |
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| (426) | 51.91 | 57.03 | 62.14 | 72.33 | 82.46 | 92.55 | 102.59 |
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| 457 | 55.73 | 61.24 | 66.73 | 77.69 | 88.58 | 99.43 | 110.23 | 120.98 | 131.60 | 142.34 |
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| 508 |
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| 74.28 | 86.48 | 98.64 | 110.75 | 122.81 | 134.82 | 146.78 | 158.69 |
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| (529) |
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| 77.38 | 90.11 | 102.78 | 115.41 | 127.99 | 140.51 | 152.99 | 165.42 |
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| (559) |
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| 81.82 | 95.29 | 108.70 | 122.07 | 135.38 | 148.65 | 161.87 | 175.04 |
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| 610 |
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| 89.37 | 104.09 | 118.76 | 133.39 | 147.96 | 162.48 | 176.96 | 191.39 |
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| (630) |
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| 92.33 | 107.54 | 122.71 | 137.82 | 152.89 | 167.91 | 182.88 | 197.80 |
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| (660) |
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| 96.77 | 112.72 | 128.63 | 144.48 | 160.29 | 176.05 | 191.76 | 207.42 |
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| 711 |
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| 104.31 | 121.52 | 138.69 | 155.80 | 172.87 | 189.88 | 206.85 | 223.76 |
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| (720) |
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| 105.64 | 123.08 | 140.46 | 157.80 | 175.09 | 192.32 | 209.51 | 226.65 |
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| (762) |
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| 130.33 | 148.75 | 167.12 | 185.44 | 203.72 | 221.94 | 240.11 | 258.24 |
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| 813 |
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| 139.13 | 158.81 | 178.44 | 198.02 | 217.55 | 237.03 | 256.46 | 278.88 |
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| (820) |
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| 140.34 | 160.19 | 179.99 | 199.75 | 219.45 | 239.10 | 258.71 | 276.26 | 297.77 | 317.23 | 256.01 | 394.58 | 432.96 |
| 914 |
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| 178.74 | 200.06 | 222.93 | 244.95 | 266.92 | 288.84 | 310.72 | 332.54 | 354.31 | 397.74 | 440.95 | 483.96 |
| (920) |
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| 179.92 | 202.19 | 224.41 | 246.58 | 268.70 | 290.77 | 312.79 | 334.76 | 356.68 | 400.40 | 443.91 | 486.13 |
| 1016 |
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| 198.86 | 223.49 | 248.08 | 272.62 | 297.10 | 321.54 | 345.93 | 370.27 | 394.56 | 443.02 | 491.26 | 539.30 |
| (1020) |
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| 199.65 | 224.38 | 249.07 | 273.70 | 298.39 | 322.82 | 347.31 | 371.75 | 396.14 | 44.79 | 493.23 | 541.47 |
| 1220 |
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| 296.39 | 327.95 | 357.47 | 386.94 | 416.36 | 445.73 | 475.58 | 533.58 | 591.88 | 649.98 |
| 1420 |
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| 347.71 | 362.21 | 416.66 | 451.06 | 485.41 | 519.71 | 553.96 | 622.36 | 690.52 | 758.49 |
| 1620 |
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| 397.03 | 436.46 | 475.84 | 515.17 | 554.46 | 593.60 | 632.87 | 711.14 | 789.17 | 867.00 |
| 1820 |
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| 446.35 | 490.71 | 535.02 | 579.29 | 623.50 | 667.67 | 711.79 | 799.92 | 887.81 | 975.51 |
| 2020 |
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| 495.67 | 544.96 | 594.21 | 643.40 | 692.55 | 741.65 | 796.70 | 888.70 | 986.46 | 1084.21 |
| 2220 |
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| 544.99 | 599.21 | 653.39 | 707.52 | 761.60 | 815.63 | 869.61 | 977.48 | 1085.11 | 1192.53 |
| 2420 |
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| 594.34 | 635.5 | 712.62 | 771.62 | 830.20 | 889.66 | 948.60 | 1066.26 | 1183.75 | 1301. |
1. Kusinthasintha kwa M'mimba mwake kuchokera ku Upana wa Mzere Umodzi
Pogwiritsa ntchito m'lifupi womwewo wa chingwe chachitsulo, SSAW Steel Pipe ikhoza kupangidwa m'madigiri osiyanasiyana—makamaka kulola mapaipi akuluakulu kupangidwa kuchokera ku mizere yopapatiza, zomwe zimapangitsa kuti zinthu zikhale zosavuta kusintha.
2. Kukana Kwambiri Kupanikizika ndi Makoma Oonda
Pakakhala kupanikizika kofanana, kupsinjika pa weld yozungulira kumakhala kotsika kwambiri kuposa pa weld yowongoka—pafupifupi 75% mpaka 90% ya kupsinjika kwa weld yowongoka. Izi zikutanthauza kuti SSAW Steel Pipe imatha kupirira kupsinjika kwakukulu kwamkati. Poyerekeza ndi mapaipi owongoka owongoka a diameter yomweyo yakunja, makulidwe a khoma amatha kuchepetsedwa ndi 10% mpaka 25% popanda kuwononga magwiridwe antchito.
3. Kulekerera Kolimba Kwambiri
Chitoliro chachitsulo cha SSAW chimasunga miyeso yolondola, ndi kupindika kwa mainchesi nthawi zambiri kumakhala pansi pa 0.12%, kupindika pansi pa 1/2000, ndi kupendekera mkati mwa 1%. Nthawi zambiri, izi zimachotsa kufunikira kowonjezera kukula ndi njira zowongoka.
4. Kutha Kopanga Kosalekeza
Njira yolumikizira yozungulira imalola kupanga kosalekeza komanso kosalekeza—kulola kutalika kwa mapaipi kopanda malire. Ndi kutayika kochepa kumapeto panthawi yodula, kugwiritsa ntchito zinthu kumawonjezeka ndi pafupifupi 6% mpaka 8%.
5. Kusintha Mwachangu ndi Kusinthasintha kwa Ntchito
Poyerekeza ndi mapaipi olumikizidwa molunjika,Chitoliro chachitsulo cha SSAWKupanga kumakhala kosinthika mosavuta, zomwe zimathandiza kusintha mwachangu pakati pa kukula ndi zofunikira ndi kusintha kosavuta.
6. Zipangizo Zing'onozing'ono ndi Ndalama Zotsika Zoyambira
Mzere wopanga umafuna makina opepuka komanso ndalama zochepa zoyambira. Ungathe kukonzedwanso ngati mayunitsi oyenda okhala ndi thireyila, zomwe zimathandiza kupanga mapaipi pamalopo mwachindunji kumalo omanga mapaipi.
7. Kuphatikiza Kosavuta Kokha
Njira yopangira SSAW Steel Pipe ndi yoyenera kwambiri pamakina ndi makina odzipangira okha, zomwe zimapangitsa kuti ntchito ikhale yogwira ntchito bwino komanso yogwirizana komanso kuchepetsa kugwiritsa ntchito zinthu ndi manja.
1. Njira Zoperekera Madzi ndi Kutaya Madzi ku Boma
Chozungulira cholumikizidwa ndi chubuimagwiritsidwa ntchito kwambiri mu uinjiniya wa madzi apampopi m'mizinda ndi mapulojekiti oyendetsera zimbudzi, kupereka maukonde odalirika a mapaipi ogawa madzi abwino komanso kuchotsa madzi otayira m'mizinda ndi m'matauni.
2. Kuyendera kwa Petrochemical ndi Mphamvu
Mu mafakitale a petrochemical, mankhwala, ndi magetsi, Spiral Welded Tube imagwira ntchito ngati njira yodalirika yotumizira mafuta osakonzedwa, zinthu zoyengedwa, nthunzi, ndi zinthu zina zoyendetsera ntchito pansi pa zovuta.
3. Zomangamanga Zothirira Ulimi
Ntchito zazikulu zaulimi zimadalira Spiral Welded Tube kuti zipereke madzi moyenera m'njira zothirira, zomwe zimathandiza kuti ulimi upitirire ngakhale m'madera omwe madzi sakukwanira.
4. Maukonde Ogawa Gasi
Kuti mpweya wa malasha, gasi wachilengedwe, ndi gasi wamadzimadzi (LPG) utumizidwe bwino, Spiral Welded Tube imapereka mphamvu ndi kukana kutayikira komwe kumafunikira pa mapaipi a gasi akumatauni ndi m'mafakitale.
5. Ntchito Zomangamanga ndi Zoyambira
Kupatula kunyamula madzi, Spiral Welded Tube imagwiritsidwa ntchito kwambiri ngati gawo la kapangidwe kake—yomwe imagwira ntchito ngati chitoliro chopangira maziko akuya, zothandizira milatho, kumanga doko ndi doko, komanso pa zomangamanga za misewu ndi zomangamanga.
6. Ntchito Zomanga ndi Kutukula Mizinda
Kuyambira nyumba zazitali mpaka ntchito zaukadaulo wa zomangamanga za m'matauni, Spiral Welded Tube imapereka ntchito yodalirika yonyamula katundu komanso yothandizira pakukula kwa mizinda yamakono.
Monga makampani otsogola mumakampani opanga zinthu zachitsulo ku China, malonda achitsulo ndi zinthu zamtundu wa "Zana la bizinesi yabwino", makampani ogulitsa zitsulo ku China, "Mabizinesi 100 apamwamba kwambiri ku Shanghai". Shanghai Zhanzhi industry Group Co., Ltd., (yofupikitsidwa ku Zhanzhi Group) imatenga "Umphumphu, Kuchita Zinthu Mwanzeru, Kupanga Zinthu Mwatsopano, Kupambana" ngati mfundo yokhayo yogwirira ntchito, nthawi zonse imapitiliza kuyika zofuna za makasitomala pamalo oyamba.


