Dziwani zambiri za tsatanetsatane ndi kukula kwa milu ya mapepala achitsulo
Mulu wa Mapepala a Chitsulo a JIS G3101 SS400 Larssen a Cofferdam & Khoma Losungiramo Zinthu
| Chinthu | Tsatanetsatane |
| Muyezo | JIS G3101 |
| Giredi | SS400 |
| Mtundu | Mulu wa Mapepala a Larssen a Mtundu wa U |
| Njira | Mapepala achitsulo ozungulira otentha |
| Utali | 6m - 18m, Ikupezeka Mwamakonda |
| M'lifupi | 200mm - 900mm (Kutengera mbiri) |
| Kukhuthala | 4mm - 12mm |
| Pamwamba | Kumaliza kwa Mill / Wokutidwa / Wotentha-Kuviika Galvanized |
| Katundu | Matani 80000+ Alipo |
| Tumizani kunja | NYANJA / Middle East / America / Europe |
| Nthawi yotsogolera | Masiku 7 - 15 (Fakitale Mwachindunji) |
| Chinthu | C | Si | Mn | P | S |
| % Yokwanira | 0.25 | 0.5 | 1.6 | 0.05 | 0.05 |
| Katundu | Kulimba | Mphamvu Yotulutsa (MPa) | Kutalikitsa |
| Mphamvu (MPa) | ≤16mm / >16mm | (%, L = 50mm) | |
| Muyezo | 400 – 510 | ≥245 / ≥235 | ≥21 |
| Mtundu wa Mulu | Miyeso (mm) | Malo Ogawika (cm²/mulu) | Misa | Nthawi ya Kusakhazikika (I, cm⁴/m) | Gawo la Modulus (W, cm³/m) | |||
| M'lifupi (w) | Kutalika (h) | Kukhuthala (t) | Kulemera kwa Mulu (kg/m2) | Kulemera kwa Khoma (kg/m²) | ||||
| Mtundu wa IA | 400 | 85 | 8 | 45.21 | 35.5 | 88.8 | 4500 | 529 |
| Mtundu Wachiwiri | 400 | 100 | 10.5 | 61.2 | 48 | 120 | 8740 | 874 |
| Mtundu Wachitatu | 400 | 125 | 13 | 76.4 | 60 | 150 | 16800 | 1340 |
| Mtundu wa IIIA | 400 | 150 | 13.1 | 74.4 | 58.4 | 146 | 22800 | 1520 |
| Mtundu Wachinayi | 400 | 170 | 15.5 | 97 | 76.1 | 190 | 38600 | 2270 |
| Mtundu wa VL | 500 | 200 | 24.3 | 133.8 | 105 | 210 | 63000 | 3150 |
| Mtundu wa VIL | 500 | 225 | 27.6 | 153 | 120 | 240 | 86000 | 3820 |
| Mtundu IIW | 600 | 130 | 10.3 | 78.7 | 61.8 | 103 | 13000 | 1000 |
| Mtundu IIIW | 600 | 180 | 13.4 | 104 | 81.6 | 136 | 32400 | 1800 |
| Mtundu wa IVW | 600 | 210 | 18 | 135.3 | 106 | 177 | 56700 | 2700 |
Dinani batani la kumanja
Kusankha Zitsulo
Timagwiritsa ntchito chitsulo chapamwamba kwambiri kuti titsimikizire mphamvu yofunikira komanso kulimba kwa nthawi yayitali pamapulojekiti aukadaulo.
Kutentha
Ma billet achitsulo amatenthedwa kufika pa 1,200°C kuti afike potha kusinthasintha bwino asanagubuduzidwe.
Kugubuduza Kotentha
Chitsulo chotenthedwa chimakulungidwa mu ma profiles olondola a mtundu wa U kudzera m'mafakitale opukutira akatswiri.
Kuziziritsa
Timayika kuziziritsa kwachilengedwe kapena kwamadzi kuti tikhazikike ndikukwaniritsa mawonekedwe a makina omwe tikufuna.
Kuwongola ndi Kudula
Ma profiles omalizidwa amawongoledwa bwino ndikudulidwa kutalika koyenera kapena koyenera kwa kasitomala.
Kuyang'anira Ubwino
Chogulitsa chilichonse chimawunikidwa kuti chione ngati chili cholondola, kuti chimagwira ntchito bwino bwanji, komanso kuti chili bwino pamwamba pake.
Chithandizo Chapamwamba (Mwasankha)
Mankhwala ena oletsa dzimbiri monga galvanizing kapena kupaka utoto amapezeka mukawapempha.
Kulongedza ndi Kutumiza
Zogulitsa zimasungidwa bwino komanso zimatetezedwa kuti zitumizidwe bwino ku malo ogwirira ntchito padziko lonse lapansi.
Zapadera pa ntchito za cofferdam ndi makoma osungiramo zinthu, zomwe zimagwiritsidwanso ntchito kwambiri mu:
Kumanga kwa Cofferdam (mtsinje, nyanja, doko, maziko a mlatho)
Chithandizo cha makoma okhazikika (nyumba zogona, mafakitale, zomangamanga za misewu)
Chitetezo cha kukumba maziko ndi chithandizo cha malo otsetsereka
Maphunziro a mtsinje, kuteteza gombe ndi kukulitsa madoko
Nyumba zakanthawi komanso zokhazikika zauinjiniya
Chitsimikizo:Perekani MTC (Mill Test Certificate) ndikuthandizira kuwunika kwa chipani chachitatu (SGS, BV, Intertek).
Kusintha:Thandizani kukula ndi kutalika komwe mwasankha malinga ndi zofunikira za polojekiti.
Kupaka:Ma phukusi aukadaulo oletsa dzimbiri (zomangira zitsulo, tarpaulin yosalowa madzi, desiccant) kuti zisawonongeke panthawi yoyendera.
Kayendetsedwe ka zinthu:Gwirizanani ndi MSK, MSC, COSCO, kuonetsetsa kuti katundu wanu wafika pa nthawi yake ku doko lomwe mwasankha.
Othandizira ukadaulo:Perekani malangizo athunthu aukadaulo pakukhazikitsa ndi kugwiritsa ntchito
Lumikizanani nafe tsopano kuti mupeze mtengo wopikisana komanso tsatanetsatane wazinthu zomwe zagulitsidwa!
Kulongedza ndi Kusamalira/Kuyendera Mulu wa Mapepala a Chitsulo
Zofunikira Pakunyamula
Kumanga
Milu ya mapepala achitsulo imalumikizidwa pamodzi, ndipo mtolo uliwonse umamangidwa mwamphamvu pogwiritsa ntchito zingwe zachitsulo kapena pulasitiki kuti zitsimikizire kuti kapangidwe kake ndi kolimba pogwira ntchito.
Chitetezo Chomaliza
Kuti asawonongeke kumapeto kwa mitolo, amakulungidwa ndi mapepala apulasitiki olemera kapena kuviikidwa ndi zotetezera zamatabwa—zoteteza bwino ku kugundana, mikwingwirima, kapena kupotoka.
Chitetezo cha Dzimbiri
Mapaketi onse amachiritsidwa ndi dzimbiri: njira zina zimaphatikizapo kuphimba ndi mafuta oletsa kuwononga kapena kuphimba kwathunthu mu filimu yapulasitiki yosalowa madzi, zomwe zimaletsa kukhuthala ndikusunga bwino zinthuzo panthawi yosungira ndi kutumiza.
Ndondomeko Zoyendetsera ndi Kuyendera
Kutsegula
Mapaketi amakwezedwa bwino m'magalimoto akuluakulu kapena m'makontena otumizira katundu pogwiritsa ntchito makina opangira zinthu zamafakitale kapena ma forklift, motsatira kwambiri malire onyamula katundu ndi malangizo oyendetsera bwino kuti asagwedezeke kapena kuwonongeka.
Kukhazikika kwa Mayendedwe
Mapaketi amaikidwa mu dongosolo lokhazikika ndipo amatetezedwanso (monga, ndi zowonjezera zomangira kapena zotsekereza) kuti athetse kusuntha, kugundana, kapena kusuntha panthawi yonyamula—zofunika kwambiri popewa kuwonongeka kwa zinthu komanso zoopsa zachitetezo.
Kutsitsa
Akafika pamalo omanga, ma bundle amatsitsidwa mosamala ndikuyikidwa pamalo oyenera kuti agwiritsidwe ntchito nthawi yomweyo, zomwe zimapangitsa kuti ntchito iyende bwino komanso kuchepetsa kuchedwa kwa ntchito pamalopo.
1. Kodi n'chiyaniMulu wa Mapepala a Mtundu wa U?
Mulu wachitsulo wolimba kwambiri wokhala ndi mawonekedwe a U kuti usunge makoma, makoma a m'nyanja, ndi maziko.
2. Kodi pali kukula ndi kutalika kotani komwe kulipo?
Mitundu ya U yokhazikika yokhala ndi kutalika kwa 6–18 m, m'lifupi 400–900 mm; kukula kosinthidwa kumapezeka ngati mukufuna.
3. Kodi zingathe kudulidwa, kulumikizidwa, kapena kuphimbidwa?
Inde. Zosavuta kudula, kupotoza, ndi kugwiritsa ntchito mankhwala ophera pamwamba monga galvanizing kapena kupaka utoto.
4. Kodi kutumiza ndi kutsimikizira khalidwe zili bwanji?
Katundu wa fakitale wokonzeka kutumizidwa mwachangu (masiku 7–15), ndi malipoti oyesera mphero (MTC) a magulu onse.
Tsatanetsatane Wolumikizirana
Adilesi
Malo oyendetsera chitukuko cha Kangsheng,
Chigawo cha Wuqing, mzinda wa Tianjin, China.
Maola
Lolemba-Lamlungu: Utumiki wa maola 24













