Unoda kuziva zvakawanda nezve zvirevo uye saizi yemapombi esimbi?
Murwi wesimbi weU/Z wakaputirwa nemoto weIII IIIA IV VL
Ruzivo rweChigadzirwa
| Chinhu | Tsanangudzo |
| Zvakajairika | ASTM A328 / EN 10248 / JIS A5528 / GB/T 29737 |
| Giredhi | ASTM A572 Gr.50 / Q235B / Q345B / SY295 / SY390 / S235JR / S275JR |
| Rudzi | Mapepa eU-Type / Z-Type / Larssen Sheet Piles |
| Kugadzira | Murwi wesimbi yakamonerwa inopisa / yakatonhora |
| Kureba | 6m – 18m (Kureba Kwakajairwa Kunowanikwa) |
| Upamhi | 200mm – 900mm (Zvichienderana neProfile) |
| Ukobvu | 4mm – 12mm |
| Pamusoro | Chigayo Chinopedzwa / Chakafukidzwa / Chinopiswa-Chakanyungudutswa |
| Stock Yakagadzirira | Matani anopfuura 80000 aripo |
| Kutumirwa Ku | Maodzanyemba kwakadziva kumabvazuva kweAsia / Middle East / Americas / Europe |
| Kutumirwa | Mutengo Wakananga weFekitori, Mazuva 7–15 |
Kuumbwa kweMakemikari eSimbi
| Zvakajairika | Giredhi | C (%) | Mn (%) | P (%) | S (%) | Si (%) |
|---|---|---|---|---|---|---|
| GB/T 29737 | Q235B | ≤0.22 | ≤1.40 | ≤0.035 | ≤0.035 | ≤0.35 |
| GB/T 29737 | Q345B | ≤0.20 | 1.00–1.60 | ≤0.035 | ≤0.035 | ≤0.50 |
| ASTM | A36 | ≤0.25 | 0.80–1.20 | ≤0.04 | ≤0.05 | 0.15–0.40 |
| ASTM | A572 Gr.50 | ≤0.23 | 0.67–1.65 | ≤0.035 | ≤0.04 | ≤0.50 |
| ASTM | A992 | ≤0.23 | 0.50–1.70 | ≤0.035 | ≤0.045 | ≤0.50 |
| EN 10248 | S235JR | ≤0.17 | ≤1.40 | ≤0.035 | ≤0.035 | ≤0.35 |
| EN 10248 | S275JR | ≤0.22 | ≤1.50 | ≤0.035 | ≤0.035 | ≤0.55 |
| EN 10248 | S355JR | ≤0.22 | ≤1.60 | ≤0.035 | ≤0.035 | ≤0.55 |
| JIS | SY295 | ≤0.22 | 0.50–1.60 | ≤0.035 | ≤0.035 | 0.20–0.35 |
| JIS | SY390 | ≤0.22 | 0.80–1.60 | ≤0.035 | ≤0.035 | 0.20–0.50 |
| JIS | SY490 | ≤0.23 | 0.90–1.60 | ≤0.035 | ≤0.035 | 0.20–0.55 |
Zvivakwa zveMichina zveMapepa eSimbi
| Zvakajairika | Giredhi | Simba reKubereka (MPa) | Simba reKusimba (MPa) | Kureba (%) | Kuoma (HB) |
|---|---|---|---|---|---|
| GB/T 29737 | Q235B | 235 | 370–500 | ≥26 | 120–160 |
| GB/T 29737 | Q345B | 345 | 470–630 | ≥20 | 140–180 |
| ASTM | A36 | 250 | 400–550 | 20 | 119–159 |
| ASTM | A572 Gr.50 | 345 | 450–620 | 18–21 | 140–180 |
| ASTM | A992 | 345 | 450–620 | 18–22 | 140–180 |
| EN 10248 | S235JR | 235 | 360–510 | ≥26 | 120–160 |
| EN 10248 | S275JR | 275 | 430–580 | ≥23 | 130–170 |
| EN 10248 | S355JR | 355 | 470–630 | ≥20 | 140–180 |
| JIS | SY295 | 295 | 430–570 | ≥22 | 130–170 |
| JIS | SY390 | 390 | 520–650 | ≥20 | 140–180 |
| JIS | SY490 | 490 | 560–690 | ≥18 | 150–190 |
Zvinyorwa:
Simba reGoho ReH = Simba reGoho
Simba reKusimba Rm = Simba reKusimba
Kureba A = Kureba (huwandu hwekureba mushure mekutyoka)
Kuoma = Kuomarara kweBrinell, HB inomiririra kuomarara kweBrinell.
Saizi yeMurwi weSimbi
| Chikamu | Zviyero | Nzvimbo yeChikamu | Misa | Nguva | Modulus | |||
| Upamhi | Kureba | Ukobvu | Murwi | Rusvingo | yekusagadzikana | yechikamu | ||
| w | h | t | ||||||
| mm | Mm | mm | cm2/murwi | kg/m | kg/m2 | cm4/m | cm3/m | |
| ⅠA | 400 | 85 | 8 | 45.21 | 35.5 | 88.8 | 4500 | 529 |
| Ⅱ | 400 | 100 | 10.5 | 61.2 | 48 | 120 | 8740 | 874 |
| Ⅲ | 400 | 125 | 13 | 76.4 | 60 | 150 | 16800 | 1340 |
| ⅢA | 400 | 150 | 13.1 | 74.4 | 58.4 | 146 | 22800 | 1520 |
| Ⅳ | 400 | 170 | 15.5 | 97 | 76.1 | 190 | 38600 | 2270 |
| ⅤL | 500 | 200 | 24.3 | 133.8 | 105 | 210 | 63000 | 3150 |
| ⅥL | 500 | 225 | 27.6 | 153 | 120 | 240 | 86000 | 3820 |
| ⅡW | 600 | 130 | 10.3 | 78.7 | 61.8 | 103 | 13000 | 1000 |
| ⅢW | 600 | 180 | 13.4 | 104 | 81.6 | 136 | 32400 | 1800 |
| ⅣW | 600 | 210 | 18 | 135.3 | 106 | 177 | 56700 | 2700 |
Kuvhara simbi yesimbi uye kushanda kwemvura
Dhizaini: Murwi weSimbi Unokiya, kuvhurika kwemvura ≤1×10⁻⁷ cm/s
America: Inosangana neASTM D5887 Standard yeLiner yekuderedza Kubuda Kwemvura Pasi peMadhiramu
Kumaodzanyemba kwakadziva kumabvazuva kweAsia: Mvura inodzivirira mvura pasi pevhu kuti isapinda mumwaka wemvura inonaya munzvimbo dzinopisa
Maitiro ekugadzira simbi yemapuranga
| Nhanho | Tsananguro |
|---|---|
| 1. Kugadzira Simbi | Kunyungudutsa zvinhu zvakabikwa muElectric Arc Furnace (EAF) kana Basic Oxygen Furnace (BOF) kuti pagadzirwe mabheti esimbi. |
| 2. Kukanda | Kuramba uchikanda zvidimbu zvesimbi muma slabs, maruva, kana zvidimbu zvichienderana nerudzi rwechigadzirwa. |
| 3. Kupisa Kunotenderera / Kugadzira Kutonhora | Yakaputirwa neHot-Roller:Kupisa matombo uye kuamonera kuita ma H-beams, sheet piles, kana ma plates. Yakagadzirwa nechando:Kupeta kana kudzvanya machira esimbi muU-type, Z-type, kana Larssen profiles patembiricha yemumba. |
| 4. Kucheka & Kuumba | Kucheka simbi kusvika pakureba kunodiwa (6–18m) uye kugadzira maprofile nemazvo zvichienderana nezvinodiwa pakugadzira (ASTM / EN / JIS / GB). |
| 5. Kurapa Pamusoro | Kupera kwemugayo, kwakapendwa/kuputirwa, kana kuti kwakanyudzwa negirazi rinopisa kudzivirira ngura uye kwenguva yakareba yekushanda. |
| 6. Kudzora Hunhu & Kuongorora | Kuongororwa kwemakemikari nemakemikari, kuongororwa kwehukuru hwechinhu, uye kuongororwa kwemhando yepamusoro kuti zvienderane nezvinodiwa. |
| 7. Kurongedza & Kutumira | Kubatanidza zvinhu, kugadzirisa ngura kana zvichidikanwa, uye kugadzirira kutumirwa zvakananga kubva kufekitori (mazuva 7–15 ekutumira). |
Pamusoro peMurwi weSimbi
America:HDG seASTM A123 (min zinc coat ≥ 85 µm); 3PE coating haisi yekusarudza; zvese zvinopera zvinoenderana neRoHS.
Kumaodzanyemba kwakadziva kumabvazuva kweAsia:Ukobvu hwe hot dip galvanized ihollyh (inopfuura 100μm), uye zvidimbu zviviri zve epoxy coal tar coating zvinoiswa, zvinogona kupfapfaidzwa nemunyu kwemaawa 5000 pasina ngura, ndiyo yakanakisa kushandiswa kwenzvimbo dzemugungwa dzinopisa.
KUSHANDISA
Uinjiniya hweMarine neWaterfront- Kune madziro egungwa, maburi nemadoko, zvivakwa zvegungwa zvemhando yepamusoro uye zvinogara kwenguva refu zvakakosha.
Kugadzikana kweBhangi & Kudzora Mafashamo– Inodzivirira mahombekombe erwizi nemakomba kubva mukukukurwa kwevhu nemafashamo.
Madziro Ekuchengetedza & Ekuchera- Inochengetedza dzimba dzepasi nenzvimbo dzakacherwa zvakachengeteka, kusanganisira ma cofferdams ne shore.
Mapurojekiti eIndasitiri neZvivakwa- Inovimbisa nheyo dzakasimba dzemabhiriji, migwagwa mikuru, mafekitori emagetsi, uye mafekitori ekugadzira.
Kuvaka Kwenguva Pfupi/Kusingaperi– Mirwi inotonhora inoshandiswa kwenguva pfupi; mirwi inoputirwa inopisa yenheyo dzemvura yakadzika dzinogara kwenguva refu kana dzinorema.
Sei Uchifanira Kusarudza Simbi yeChina yeSimbi?
1. Rudzi rwakakura rwezvikamu
Mhando dzakasiyana-siyana dzemaprofile ane hunhu hwakasiyana-siyana hwejometri, zvichibvumira kusarudzwa kwemhinduro yakanyatsogadziriswa tekinoroji uye ine hupfumi hweprojekiti yega yega. Huwandu hwemapombi epepa anoputirwa neU-type hot-rolled anodarikamatani 80,000.
2. Kushanda Kwakanaka Kwazvo Kwekuvaka
Kusanganiswa kwema profiles emafungu akadzika uye ma flange akakora kunovimbisa simba rakanaka uye kugona kwakanyanya kutakura mutoro.
3. Dhizaini Inoshandiswazve
Kugadzira zvikamu zvakafanana kunoita kuti zvive nyore kubvisa nekushandisazve, zvichideredza mari inoshandiswa pabasa uye zvichivandudza kuchengetedzeka kwenzvimbo.
4. Mhinduro Dzakaunganidzwa Nefekitori
Mirwi inogona kuunganidzwa muzvikamu zviviri pachigayo, zvichiita kuti kuiswa kushande zvakanaka, kurongeka zvakanaka, uye kushanda zvakanaka panzvimbo yacho.
Kurongedza uye Kutumira
Kurongedza Kunze Kwenyika:Matanda esimbidzakanyatsorongedzwa netambo dzesimbi uye dzakasungirirwa kuti dzisimbise uye dzidzivirire kushanduka kweganda panguva yekufamba.
Dziviriro yekudzivirira ngura:Mafuta asingapindi ngura, kuputira kwepurasitiki kana kurongedza kusina mvura zvinogona kupihwa kuti zvishandiswe kure uye mukufamba mugungwa.
Masevhisi Ekupaka Akagadzirwa Nemhando Yakakodzera:Kurongedza kunogona kugadziriswa kuti kuenderane nezvinodiwa neprojekiti, zvakaita sekumaka kwakakosha, kunyora mazita kana chero matanho ekudzivirira.
Kushanda Nesimba Kwekurodha:Zano rehunyanzvi rekutakura zvinhu kuti uwane nzvimbo yakawanda mumidziyo (20GP / 40GP / Bulk ngarava) izvo zvinogona kuderedza mutengo wekutakura zvinhu.
Kutumirwa Nokukurumidza:Kune zvinhu zvakagadzirira kutumirwa kubva pasherufu mukati memazuva 7-15 kutsigira kukurumidza kweprojekiti.
Ruzivo Rwekutumira Zvinhu Pasirose:Ruzivo rwakakura rwekutumira zvinhu kunze kwenyika kuSouth East Asia, Middle East, Americas, Europe, zvinokupa rugare rwepfungwa nezvekufambisa zvinhu uye magwaro.
Mibvunzo Inowanzo bvunzwa
Mubvunzo 1: Ndeupi musiyano uripo pakati pemapepa emhando yechipiri, yechitatu, yechitatu neyachina?
A: Musiyano mukuru uri mukukora uye muchikamu chezvikamu. Mhando dzakakwirira (III, IV, VL) dzinopa simba rakasimba rekutakura mutoro uye dzakakodzera mapurojekiti ane mabasa anorema.
Mubvunzo wechipiri: Ndeipi mukana wekuti mapuranga epurasitiki apiswe zvinopisa abatsire?
A: Matanda ejira rinopisa anopa kugara kwenguva refu, machira akasimba, uye akakodzera kushandiswa kwenguva refu uye mugungwa.
Q3: Unogona kupa saizi dzakasarudzika here?
A: Ehe, tinotsigira kureba, ukobvu, uye kuputira kwakagadzirirwa zvichienderana nezvinodiwa neprojekiti.
Q4: Ndeipi nguva yako yekutumira?
A: Saizi dzakajairika dzinowanikwa mukati memazuva 7-15, zvichienderana nehuwandu hwezvinhu zviripo uye huwandu hweodha.
Mubvunzo 5: Ndeipi mwero waunopa?
A: Tinopa mapepa ane certification yeASTM, EN, uye JIS ane mishumo yakazara yekuongorora.












