1. Womic Steel: Ike Mmepụta na Ike Ụlọ Ọrụ
Womic Steel Group na-arụ ọrụ ọtụtụ ahịrị mmepụta LSAW nke nwere ike imepụta ngalaba oghere dịka EN 10219 si kwuo. S355JRH bụ ígwè e ji ígwè rụọ nke a kpụrụ akpụ nke a kpụrụ akpụ (mgbakwunye "H" na-egosi nnwale mmetụta na 0°C, "RH" na-egosi mmetụta okpomọkụ ụlọ? N'ezie EN 10219: S355JRH – J0 maka mmetụta 0°C, R na-anọchite anya okpomọkụ ụlọ? Ka m lelee: EN 10027: JR = +20°C, J0 = 0°C, J2 = -20°C. S355JRH: J0 + H (ngalaba oghere). Yabụ mmetụta na 0°C.)
● Ahịrị JCOE:Maka dayameta nke 406mm – 1,422mm (16″–56″), ọkpụrụkpụ mgbidi ruo 50.8mm. Dabara adaba maka ọtụtụ ngwa nhazi.
●Ahịrị UOE:Maka dayameta nke 508mm – 1,220mm (20″–48″), ọkpụrụkpụ mgbidi ruru 40mm. Na-emepụta gburugburu dị elu maka ụlọ mara mma nke e ji ihe owuwu kpuchie.
● Efere a kpụkọrọ akpụkọ (otu ihe e ji akwakọta):Maka dayameta nke 600mm – 2,500mm (24″–98″), ọkpụrụkpụ mgbidi site na 25mm ruo 80mm. Ọ dị mma maka ogidi mgbidi dị arọ na oghere akwa.
●Efere a kpụkọrọ akpụkọ (Akwa abụọ):Maka dayameta nke 1,200mm – 2,500mm (48″–98″), ọkpụrụkpụ mgbidi ruo 80mm.
Ngụkọta ikike LSAW karịrị tọn 300,000 kwa afọ, yana mmepụta paịpụ nhazi karịrị tọn 100,000 kwa afọ. Womic Steel nwere akara CE (EN 10219), ISO 9001, ma nwee ike inye nyocha nke ndị ọzọ site na SGS, BV, TÜV, na Lloyd's Register. A na-enye ihe karịrị tọn 300,000 nke paịpụ EN 10219 n'ụwa niile maka ámá egwuregwu, ọdụ ụgbọelu, àkwà mmiri, na ụlọ ọrụ mmepụta ihe.
Mgbanwe Mmepụta maka S355JRH:
●JCOE: 406–1,422mm OD × 5.0–50.8mm WT × ≤ 18m
●UOE: 508–1,220mm OD × 5.0–40.0mm WT × ≤ 24m
●Efere a gbagọrọ agbagọ (otu ihe e ji akwa): 600–2,500mm OD × 25–80mm WT × ≤ 18m
●Efere a gbagọrọ agbagọ (agbụ abụọ): 1,200–2,500mm OD × 25–80mm WT × ≤ 18m
Enwere ike inye paịpụ ihe mkpuchi primer (poxy bara ụba na zinc, 40-80 microns) maka nchekwa nchara n'oge mbupu na owuwu.
2. EN 10219 S355JRH: Ihe mejupụtara ihe na njirimara arụmọrụ
EN 10219 S355JRH bụ ọkwa ígwè na-abụghị nke alloy maka ngalaba oghere e ji agbakọta nke oyi. Ike mmepụta kacha nta nke 355 MPa (51,500 psi) na oke ike nrụgide nke 470-630 MPa (68,200-91,400 psi). Ọkwa a dabara adaba maka ịgbado ọkụ, ịgbado ọkụ, na njikọ rivet. "JRH" na-egosi ule mmetụta Charpy na 0°C (opekempe 27J).
Ihe mejupụtara kemịkalụ (nnyocha ihe e ji mee ihe, oke pasentị site na oke dịka EN 10219 si kwuo):
| Ihe | S355JRH (oke %) | Njikwa Ụmụ Nwanyị A Na-ahụkarị |
| C | 0.22 | 0.18-0.20 |
| Mn | 1.60 | 1.30-1.50 |
| P | 0.030 | ≤ 0.025 |
| S | 0.030 | ≤ 0.020 |
| Si | 0.55 | 0.25-0.40 |
| N | 0.014 (nhọrọ) | ≤ 0.012 |
| CEV | ≤ 0.45 | ≤ 0.42 |
Njirimara Mekaniki (Okpomọkụ ụlọ dịka EN 10219 si dị):
| Akụ na ụba | S355JRH |
| Ike Mmepụta (nkeji) maka t ≤ 16mm | 355 MPa (51,500 psi) |
| Ike Mmepụta (nkeji) maka 16 < t ≤ 40mm | 345 MPa (50,000 psi) |
| Ike Mmepụta (nkeji) maka t > 40mm | 335 MPa (48,600 psi) |
| Ike nrụgide (oke) | 470 – 630 MPa |
| Ogologo (nkezi, na 5.65√Ya mere) | Pasentị iri abụọ |
| Ike Mmetụta (nkeji) @ 0°C | 27 J |
Ntụnyere na akara EN 10219 ndị ọzọ:
| Ọkwa | MPa nke mmepụta (t≤16mm) | Mmetụta Okpomọkụ | Ngwa nkịtị |
| S235JRH | 235 | 0°C | Ọdịdị ọkụ, ihe owuwu nke abụọ |
| S275JRH | 275 | 0°C | Ụlọ owuwu izugbe, ụlọ ọrụ mmepụta ihe |
| S355JRH | 355 | 0°C | Ụlọ ndị dị arọ, àkwà mmiri, ámá egwuregwu |
| S355J2H | 355 | -20°C | Okpomọkụ dị ala, oke osimiri, arctic |
S355JRH na-enye oke ike-na-arọ kachasị mma n'etiti ọkwa oghere nhazi nkịtị.
3. Nrubeisi na Nrubeisi nke Oke na Ụkpụrụ
| ihe | Nkọwapụta |
| Ọkọlọtọ | EN 10219 S355JRH (nakwa S235JRH, S275JRH, S355J2H) |
| Usoro Mmepụta | JCOE, UOE, efere a kpụrụ akpụ (otu/ugboro abụọ) |
| Oke Dayameta Mpụta | 219mm – 2,500mm (8″ – 98″) |
| Oke ọkpụrụkpụ mgbidi | JCOE/UOE: 5.0mm – 50.8mm; Efere a kpụrụ akpụ: 25mm – 80mm |
| Ogologo Ogologo | Ọkọlọtọ: 6m, 12m, 18m; agbatịkwuru: ruo 24m |
| Ọgwụgwụ Ọgwụgwụ | Ọdịnaya Dị larịị (PE), Ọdịnaya Beveled (BE) maka ịgbado ọkụ butt |
| Mmecha Elu | A na-ete ya mmanụ, a na-ete ya na Primer (epoxy jupụtara na zinc), a na-etinye ya na ọkụ ọkụ. |
| Nkwenye (EN 10219) | OD: ±1% ma ọ bụ ±3mm (nke ọ bụla buru ibu); WT: ±10% maka t≤10mm, ±8% maka t>10mm; Ogologo: +200mm / -0mm |
| Ịkwụ ọtọ | ≤ 0.2% nke ogologo |
| Enweghị gburugburu | ≤ 2% (maka nhazi, nke na-anaghị esi ike karịa paịpụ ahịrị) |
4. Nha na Nkọwapụta Dị – EN 10219 S355JRH LSAW Steel Pipe (Nha A Na-ahọrọ Nha A Na-ahọrọ)
| OD (mm) | Nhọrọ WT (mm) | Usoro | Ibu dị ihe dịka (kg/m) | Ogologo Ọkọlọtọ | Ngwa nkịtị |
| 219 | 5.0, 6.0, 8.0, 10.0, 12.5 | JCOE | 26.4 – 63.6 | 12m | Kọlụm ụlọ |
| 273 | 6.0, 8.0, 10.0, 12.5, 14.0 | JCOE | 39.5 – 89.4 | 12m | Kọd Truss |
| 324 | 6.0, 8.0, 10.0, 12.5, 14.0, 16.0 | JCOE | 47.1 – 121.5 | 12m / 18m | Etiti ụlọ ọrụ mmepụta ihe |
| 406 | 8.0, 10.0, 12.5, 14.0, 16.0, 20.0 | JCOE/UOE | 78.5 – 190.4 | 12m / 18m | Agba nke àkwà mmiri |
| 508 | 10.0, 12.5, 14.0, 16.0, 20.0, 25.0 | UOE | 122.8 – 297.8 | 12m / 18m | Elu ụlọ ámá egwuregwu |
| 610 | 12.5, 14.0, 16.0, 20.0, 25.0, 30.0 | UOE | 184.2 – 429.1 | 12m / 18m | Ogidi dị arọ |
| 711 | 14.0, 16.0, 20.0, 25.0, 30.0, 35.0 | JCOE/UOE | 240.7 – 583.5 | 12m / 18m | Ụlọ elu nnyefe |
| 813 | 16.0, 20.0, 25.0, 30.0, 35.0, 40.0 | JCOE | 314.4 – 762.7 | 12m / 18m | Oke osimiri |
| 914 | 20.0, 25.0, 30.0, 35.0, 40.0, 45.0 | JCOE/Akpụkpọgharị | 441.0 – 964.8 | 12m / 18m | Ọdụ ụgbọ mmiri |
| 1,016 | 20.0, 25.0, 30.0, 35.0, 40.0, 50.0 | Akpọchiri akpọchi | 491.3 – 1,191.7 | 12m / 18m | Nnukwu nhazi agba |
| 1,220 | 25.0, 30.0, 35.0, 40.0, 50.0, 60.0 | Akpọchiri akpọchi | 736.5 – 1,716.9 | 12m | Ụlọ ọrụ mmepụta ihe dị arọ |
| 1,422 | 30.0, 35.0, 40.0, 50.0, 60.0, 70.0 | Akpọchiri (otu) | 1,030 – 2,335 | 12m | Nhazi mega |
| 1,600 | 35.0, 40.0, 50.0, 60.0, 70.0, 80.0 | Akpọchiri (okpukpu abụọ) | 1,350 – 3,000 | 12m | Ụlọ elu àkwà mmiri |
| 2,000 | 40.0, 50.0, 60.0, 70.0, 80.0 | Akpọchiri (okpukpu abụọ) | 1,933 – 3,784 | 12m | Ụlọ pụrụ iche |
| 2,500 | 50.0, 60.0, 70.0, 80.0 | Akpọchiri (okpukpu abụọ) | 3,023 – 4,766 | 12m | Ihe owuwu ihe ncheta |
Maka ngwa nhazi, nnabata nha adịghị oke oke karịa API 5L, nke na-enye ohere ka mmepụta akụ na ụba karịa maka nnukwu ọkpọkọ dayameta.
5. Ụkpụrụ na Ọkwa Ndị A Na-ahụkarị - Ngalaba Oghere Nhazi
| Ọkọlọtọ | Ọkwa ígwè | Ngwa nkịtị | Usoro Nhazi |
| EN 10219 | S235JRH, S275JRH, S355JRH, S355J2H | Ụlọ, àkwà mmiri, ụlọ elu | JCOE/UOE/Akpụkpọgharị |
| EN 10210 (emechara ọkụ) | S235JRH, S275JRH, S355JRH | Ụlọ ndị dị arọ | Enweghị ntụpọ ma ọ bụ welded |
| ASTM A500 | GR.B, GR.C | Ngwa nhazi US | JCOE |
| ASTM A252 | Klas nke 2, 3 | Ịkpọ ntọala (nakwa nhazi) | JCOE/Akpụkpọgharị |
| API 5L | GR.B, X42 | Nhazi (anaghị arụ ọrụ) | JCOE |
| BS 7191 | S275, S355 | Ọdịdị ụlọ dị n'ụsọ oké osimiri | Akpọchiri akpọchi |
Nchịkọta ojiji:Ogidi ụlọ, oghere àkwà mmiri, trusses ámá egwuregwu, booms kreen, ụlọ elu nnyefe, elu mmiri dị n'ụsọ oké osimiri, ogidi ụlọ, ikpo okwu ụlọ ọrụ mmepụta ihe.
6. Usoro Mmepụta - LSAW maka EN 10219 S355JRH Pịpụ Nhazi
Maka ojiji nhazi, ịdị mma nke ịgbado ọkụ ga-adị mma mana mgbe ụfọdụ, a na-akọwapụta ihe ndị mara mma (profaịlụ ịgbado ọkụ dị nro) maka nhazi ụlọ a na-ekpughe.
Usoro JCOE (406–1,422mm OD, 5.0–50.8mm WT):
●Nhazi JCO ọkọlọtọ
●Ịgbado ọkụ n'ime na n'èzí nke SAW
●Ịhọrọ mkpuchi ịgbado ọkụ maka imecha nke ọma (ígwè e ji ihe owuwu rụọ)
●Mgbasa igwe (nhọrọ - na-eme ka gburugburu dịkwuo mma)
●Dabara adaba maka ọtụtụ ngalaba nhazi
Usoro UOE (508–1,220mm OD, 5.0–40mm WT):
●Na-emepụta paịpụ gburugburu nke ukwuu - ọ bara uru maka ihe owuwu a na-ahụ anya
●Ọdịdị ịgbado ọkụ na-agbanwe agbanwe
●A na-eji ya arụ ọrụ n'ámá egwuregwu na ọdụ ụgbọelu ebe ịma mma dị mkpa
Efere a kpụkọrọ akpụkọ (Otu ihe e ji akwa ákwà) maka Mgbidi Dị Ike (600–2,500mm OD, 25–80mm WT):
●Ịgbagharị mpịakọta anọ
●Ịgbado ọkụ ogologo oge SAW
●Enwere ike iji weld mee ihe maka ngwa ndị ekpughere
●Enweghị mgbasawanye - nabata ovality ruo 1-2%
Mmecha mgbe weld gasịrị:
●Ịkpụcha ihe n'ụzọ e si asụkọta ihe:Maka ígwè e ji ihe owuwu rụọ, anyị na-eji ahụ paịpụ gwerie mkpuchi ahụ e ji weld mee.
●Mkpuchi praịmarị:E ji ihe e ji emechi ihe e ji emechi ihe nke nwere zinc (40-80 microns) mee ihe dịka ọkọlọtọ maka nchedo nchara.
● Mkpọchi ọkụ:Enwere ike iji ọkpọkọ ọkpọkọ zuru oke (ruo mita 12 n'ogologo, ọ chọrọ ịsa ahụ pụrụ iche).
7. Usoro Njikwa na Nnwale Ogo maka EN 10219 S355JRH LSAW Steel Pipe
| Ogbo egwuregwu | Usoro Nnyocha | Ebumnuche |
| Efere | Nnyocha Kemịkalụ | Nyochaa ihe mejupụtara EN 10219 |
| Efere | Ule Nrụgide | Lelee mmepụta na nrụgide |
| Efere | Mmetụta Charpy @ 0°C (ọ bụrụ na ọ dị mkpa) | Ike dị ala |
| N'ime usoro | Akụkụ (OD, WT) | Hụ na nrubeisi bụ isi |
| Njikọ njikọta | Nnwale Ultrasonic (100% a na-ahụkarị maka ihe owuwu dị mkpa) | Chọpụta ntụpọ weld |
| Njikọ njikọta | RT (ntụpọ - 5-10% maka nhazi izugbe) | Ogo ịgbado ọkụ |
| Njikọ njikọta | MPI (nhọrọ - maka welds dị oke mkpa maka ike ọgwụgwụ) | Mgbawa elu |
| Paịpụ emechara | Ule Nduzi nke Nduzi | Njikọta weld |
| Paịpụ emechara | Ule Ịtọpụ Elu | Ductility ahụ nke ọkpọkọ |
| Paịpụ emechara | Anya na Akụkụ | Elu, ịdị larịị, akara |
Maka EN 10219, akara CE chọrọ nyocha Nkwupụta nke Arụmọrụ (DoP) na Njikwa Mmepụta Ụlọ Ọrụ (FPC).
8. Ngwa Ndị Isi – EN 10219 S355JRH LSAW Steel Pipe
●Okpokoro ụlọ ígwè- Ogidi, ogwe osisi, ihe nkwado maka ụlọ elu dị elu na ụlọ ọrụ mmepụta ihe
● Àkwà mmiri na trusses- Àkwà mmiri dị n'akụkụ, àkwà mmiri e ji kee eriri, ihe e ji kpara eriri
● Ụlọ elu ámá egwuregwu- Nnukwu trusses, etiti oghere, nkwado arch
● Ụlọ elu nnyefe- Ụkwụ ụlọ elu lattice, ntọala monopole
● Kreen booms na outriggers- Ndị otu nhazi ihe owuwu dị arọ
● Modulu ndị dị n'elu mmiri- Ụkwụ nkwado oche, nkwado n'elu ikpo okwu
● Ikpo okwu ụlọ ọrụ mmepụta ihe na ụzọ ụkwụ- Nkwado paịpụ, ihe nkwado aka, ogwe ụzọ ije
● Ịrụ ụgbọ mmiri (ngalaba owuwu)- Ihe nkwado siri ike, ihe nkwado ụlọ
● Ogidi atụmatụ ihe owuwu- Ogidi ígwè ekpughere na njedebe dị mma
● Ụlọ elu turbine ifufe- Ngalaba ụlọ elu dị n'akụkụ osimiri (nke gbagọrọ agbagọ ma ọ bụ kwụ ọtọ)
9. Nkwakọ ngwaahịa na Mbupu – EN 10219 S355JRH LSAW Steel Pipe
Nkwakọ ngwaahịa maka ọkpọkọ ihe owuwu:
● Obere dayameta (≤ 610mm): Ejiri eriri ígwè kechie ya (nke na-abụkarị tọn 5-10 kwa ngwugwu)
● Dayameta buru ibu (> 610mm): Paịpụ nke ọ bụla nwere dunnage osisi
● Paịpụ ndị e ji ihe owuwu rụọ: A na-etinye ya na ihe mkpuchi plastik iji chebe mkpuchi praịmarị
● Mkpuchi njedebe: Mkpuchi plastik iji gbochie ihe ndị mebiri emebi ịbanye (ọ bụrụ na ọ dị mkpa)
Mbupu:
● Akpa maka obere dayameta na ogologo dị mkpụmkpụ
● Ngwa agha ndị buru ibu maka nnukwu dayameta na mgbidi dị arọ
● Rak ndị dị larịị maka ọkpọkọ ndị dị ogologo karịa
● Gwongworo ma ọ bụ ụgbọ okporo ígwè maka nnyefe n'ime obodo
Akwụkwọ:Asambodo EN 10204 Ụdị 3.1, CE DoP (ọ bụrụ na CE akara), akụkọ nha, akụkọ UT, ndepụta ngwugwu, akwụkwọ ọnụahịa azụmahịa, COO.
10. Uru na Ajụjụ Ndị A Na-ajụkarị Banyere Ígwè Womic – EN 10219 S355JRH LSAW Steel Pipe
Gịnị mere e ji eji ígwè Womic maka EN 10219 Structural Pipe?
● Akara CE (EN 10219) nke nwere Nkwupụta nke Arụmọrụ
● Nnukwu dayameta ruo 2,500mm (98″) - zuru oke maka ihe owuwu ndị dị egwu
● Mgbidi dị arọ ruo 80mm - maka ogidi dị elu na oghere akwa
● Nhọrọ ịkpa ákwà maka ígwè e ji arụ ụlọ a na-ekpughe
● Mkpuchi praịmarị na galvanizing dị
● A nabatara nyocha nke ndị ọzọ (SGS, BV, TÜV) maka nkwenye CE
l Enyere ihe karịrị tọn 300,000 nye ọrụ ndị Europe na mba ụwa
Ajụjụ Ndị A Na-ajụkarị:
Ajụjụ: Gịnị bụ ihe dị iche n'etiti EN 10219 S355JRH na EN 10210 S355JRH?
A: EN 10219 bụ maka akụkụ oghere e ji agbakọta oyi (a na-eme njikọta na nhazi ahụ n'ọnọdụ okpomọkụ ụlọ). EN 10210 bụ maka akụkụ oghere e ji agbakọta ọkụ (enweghị njikọ ma ọ bụ njikọta, wee gwọọ ya n'ọkụ). Maka ọkpọkọ LSAW, EN 10219 bụ ọkọlọtọ dị mkpa. Akụkụ EN 10210 e ji agbakọta ọkụ anaghị adị mfe ma ọ bụ ERW. Ha abụọ nwere ihe ndị yiri ya.
A: Ị nwere ike inye S355J2H (mmetụta ya na -20°C) kama S355JRH?
A: Ee. S355J2H dị ma ọ bụrụ na a rịọ ya maka ojiji dị ala dịka ihe owuwu dị n'ụsọ oké osimiri ma ọ bụ arctic. Ihe mejupụtara kemịkalụ ahụ yiri ya mana o nwere oke siri ike ma nwee mmetụta Charpy a na-ekwe nkwa na -20°C (nkeji 27J). Ọnụ ego ọzọ dị.
Q: Ị na-enye akara CE maka ọkpọkọ EN 10219?
A: Ee. Womic Steel nwere asambodo njikwa mmepụta ụlọ ọrụ mmepụta ihe (FPC) dịka EN 10219 si kwuo. Anyị na-enye akara CE yana Nkwupụta nke arụmọrụ (DoP) maka paịpụ ndị a na-ere na mpaghara akụ na ụba Europe (EEA). Nke a na-eme ka a na-anabata ọrụ ndị a nke ọma ma nabata ọrụ ahụ.
Q: Kedu ogologo kachasị maka galvanizing ọkụ-mikpu?
A: Onye mmekọ anyị na-emepụta galvanizing nwere ogologo ịsa ahụ nke mita 13.5. Ya mere, a pụrụ imikpu paịpụ ruo mita 12.5 ma tinye galvanized kpamkpam. Maka paịpụ ndị dị ogologo, anyị nwere ike ịhazi galvanizing nkebi ma ọ bụ tinye mkpuchi ọzọ (poxy nke zinc bara ụba). Biko kpọtụrụ anyị maka ihe achọrọ maka ogologo.
Q: Ị nwere ike ịcha ihe mkpuchi weld maka ígwè e ji arụ ụlọ?
A: Ee. Maka paịpụ ndị a na-ahụ anya (dịka ọmụmaatụ, ogidi dị na ọdụ ụgbọ elu, oghere akwa), anyị nwere ike ịgweri mkpuchi SAW weld ka ọ dị ka ahụ paịpụ ahụ. Nke a bụ ọrụ ọzọ ma na-agbakwụnye ọnụ ahịa na oge ndu (ihe dị ka +15%). Anyị na-akwado ịkọwapụta ihe a chọrọ n'oge iwu.
Q: Kedu ihe mkpuchi a na-atụ aro maka ígwè e ji arụ ọrụ n'èzí?
A: Maka ikpughe n'èzí, mkpuchi praịmarị (poxy bara ụba na zinc, 60-80 microns) bụ ọkọlọtọ maka nchebe nwa oge n'oge owuwu. Maka nchebe na-adịgide adịgide na-enweghị agba, galvanizing ọkụ-micron (85-100 microns) kacha mma maka gburugburu ebe siri ike. Maka ojiji n'ime ụlọ, elu mmanụ ma ọ bụ obere praịmarị zuru oke.
Ajụjụ: Kedu oge ndu nkịtị maka ọkpọkọ nhazi S355JRH LSAW?
A: Oge mbufe ọkọlọtọ: ụbọchị 30-45 maka nha JCOE/UOE. Maka mgbidi dị arọ nke efere a kpụrụ akpụ (> 50mm): ụbọchị 45-60. Maka imecha ihe eji agbakọta na ala: tinye izu abụọ. Maka ihe eji agbakọta ọkụ: tinye izu 1-2 dabere na usoro ịsa ahụ.
Ntụaka Ọrụ - Nhazi Elu Ụlọ Egwuregwu Al Wakrah (Qatar)
Obodo:Qatar (Al Wakrah, ndịda Doha)
Ọkọlọtọ na ọkwa:EN 10219 S355JRH (nwere mmetụta Charpy ọzọ na 0°C na igwe e ji agwakọta ígwè a na-ekpughe)
Akụkụ na Ọnụọgụ:
● OD 508mm (20″) × WT 16.0mm – mita 4,500 (ihe dị ka tọn 830) nke usoro UOE mepụtara
● OD 610mm (24″) × WT 20.0mm – mita 3,200 (ihe dị ka tọn 930) nke usoro UOE mepụtara
● OD 813mm (32″) × WT 25.0mm – mita 1,800 (ihe dị ka tọn 880) nke usoro JCOE mepụtara
● OD 1,016mm (40″) × WT 30.0mm – mita 1,200 (ihe dị ka tọn 840) nke e ji otu akwa a kpụkọrọ akpụkọ rụọ
Ngụkọta:Mita 10,700 (kilomita 10.7) nke paịpụ ihe owuwu, ihe dị ka tọn 3,480
Nkọwapụta:Ngwụcha dị larịị nwere chamfer (maka ịgbado ọkụ n'ubu), mkpuchi weld na-agbaze ala ruo n'ahụ paịpụ (ihe owuwu a chọrọ), mkpuchi primer (epoxy bara ụba na zinc, microns 60). Nnwale dị larịị, nnwale mgbagọ a na-eduzi, 100% UT nke njikọta weld yana 10% RT. Mmetụta ọkụ na 0°C (nkeji 27J, ruru 80-120J). Akara CE na Nkwupụta Arụmọrụ. Nnyocha nke ndị ọzọ site na TÜV Rheinland. Paịpụ niile chọrọ ka ha kwụ ọtọ ≤ 0.15% (siri ike karịa ọkọlọtọ 0.2%).
Ngwa:Ama egwuregwu Al Wakrah (a makwaara dịka Al Janoub Stadium), otu n'ime ebe egwuregwu FIFA World Cup 2022. Ụlọ elu ahụ nwere eriri waya nwere mgbanaka nrụgide ígwè na trusses radial. Ejiri paịpụ LSAW mee mgbanaka nrụgide isi (1,016mm OD) na radial truss chords (813mm, 610mm, 508mm). Elu ụlọ ahụ dị ihe dị ka mita 200 n'obosara ma kpuchie oche 42,000.
Ihe Ịma Aka na Ngwọta Teknụzụ:
● Ihe achọrọ maka igwe e ji arụ ụlọ - igwe e ji agwakọta ihe– A na-ahụ ihe owuwu elu ụlọ egwuregwu ahụ site n'ime na n'èzí. Onye ahịa chọrọ ka okpu ịgbado ọkụ dị n'ala ruo n'ahụ paịpụ ahụ ka ọ dị mma. Womic ji igwe ịgbado ọkụ akpaka rụọ ọrụ ịgbado ọkụ, wee jiri aka rụchaa ya. A lere ịgbado ọkụ ọ bụla anya maka ịdị nro (oke elu Ra ≤ 6.3μm). Nke a tinyere izu abụọ na mmepụta mana o nwetara mma dị mkpa.
● Ihe dị mkpa maka ịdị larịị– Mgbanaka mkpakọ ahụ chọrọ paịpụ nwere nha kwụ ọtọ ≤ 0.15% (ọkọlọtọ EN 10219 na-enye ohere 0.2%). Womic jiri usoro UOE na JCOE nwere mgbasawanye igwe iji nweta nha kwụ ọtọ nke 0.08-0.12%. A tụrụ paịpụ ọ bụla na tebụl kwụ ọtọ (nhazi laser). Ejiri igwe hydraulic pịa paịpụ ndị na-anaghị anabata ya.
● Mkpuchi praịmarị maka gburugburu ọzara– Qatar nwere oke okpomọkụ (ruo 50°C), oke iru mmiri (ruo 85% n'oge oyi), na ájá ikuku. E tinyere praịma epoxy bara ụba na zinc (60 microns) na paịpụ niile. Mkpuchi ahụ gafere ule ịgba nnu (awa 1,000, ASTM B117) yana obere ihe na-erughị 2mm. Nchọpụta ezumike na 2kV. A tụrụ nrapado na 8 MPa (min 5 MPa).
● Njem dị mgbagwoju anya n'oge windo owuwu FIFA– Ọrụ owuwu ámá egwuregwu ahụ nwere usoro dị mfe (2020-2021). Womic na-ebuga paịpụ n'ime mbupu anọ (nke ọ bụla ruru tọn 800-1,000) n'ime ọnwa 8. E si Shanghai bufee paịpụ gaa Hamad Port (Doha), wee buru gwongworo gaa kilomita 45 ruo ebe ámá egwuregwu ahụ dị. N'ihi mmachi COVID-19, ndị nyocha Womic enweghị ike ịgagharị. Anyị haziri nyocha ndị akaebe site na vidiyo dị ndụ (TÜV n'ịntanetị). A nabatara tọn 3,480 niile site na ebe dị anya.
● Mmetụta siri ike maka obere okpomọkụ gburugburu ebe obibi nwere ike ime– Ọ bụ ezie na Qatar na-ekpo ọkụ, abalị n'oge oyi nwere ike ịda ruo 10°C, a na-ahụkwa ụlọ elu ahụ n'anya. EN 10219 S355JRH chọrọ mmetụta Charpy na 0°C (nkeji 27J). Womic nwetara 80-120J, nke karịrị ihe achọrọ. E tinyere akụkọ nnwale na ngwugwu CE DoP.
●Nsonaazụ:E meghere ámá egwuregwu Al Wakrah na 2022 ma mee asọmpi iko mba ụwa isii. E torola ụlọ elu ígwè ahụ nke ukwuu maka imewe mara mma ya. Onye ọrụ nkwekọrịta ahụ (onye na-emepụta ígwè na Europe a ma ama) kọrọ na ọ dịghị ntụpọ n'oge a na-arụ ya. Paịpụ LSAW niile dabara nke ọma n'ebe ahụ na-enweghị ọrụ ọzọ. Womic Steel natara akwụkwọ ekele site n'aka onye ọrụ nkwekọrịta bụ isi maka "ezi ezi nha na mmecha njikọta." Ámá egwuregwu ahụ ka na-arụ ọrụ dị ka ebe egwuregwu na ihe omume dị iche iche.
Kpọtụrụ:
Weebụsaịtị: www.womicsteel.com
Ozi ịntanetị: sales@womicsteel.com
Ekwentị / WhatsApp / WeChat:
Victor: +86 15575100681
Jack: +86 18390957568
Womic Steel – Onye mmekọ gị a pụrụ ịtụkwasị obi maka ọkpọkọ ígwè EN 10219 S355JRH LSAW maka iwuli fremu, oghere àkwà mmiri, elu ụlọ egwuregwu, na ngwa owuwu dị arọ n'ụwa niile.






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