EN 10219 S355JRH LSAW Paịpụ ígwè: Ike nrụpụta na nkọwapụta ngwaahịa

Nkọwa Dị Mkpirikpi:

Womic Steel na-enye paịpụ ígwè EN 10219 S355JRH LSAW dị elu maka ojiji ihe owuwu gụnyere okpokolo agba ụlọ, trusses àkwà mmiri, elu ụlọ egwuregwu, na ihe owuwu ụlọ ọrụ. S355JRH na-enye ike mmepụta kacha nta nke 355 MPa (51,500 psi) na ike nrụgide nke 470-630 MPa, na-eme ka ọ bụrụ ọkwa ngalaba oghere nhazi kachasị akọwapụtara na Europe na ọrụ mba ụwa. Usoro LSAW gụnyere JCOE, UOE, na ụzọ ịgbado efere a na-agbagharị agbagharị, na-enye izi ezi nke seam kwụ ọtọ, nkwụsi ike dị mma, na ihe onwunwe igwe na-agbanwe agbanwe. Maka nnukwu dayameta ma ọ bụ ọkpọkọ owuwu mgbidi dị arọ (ruo ọkpụrụkpụ mgbidi 80mm), Womic na-eji mpịakọta efere na ịgbado arc dị iche iche. Dayameta mpụga site na 219mm ruo 2,500mm (8″ – 98″), ọkpụrụkpụ mgbidi site na 5.0mm ruo 80mm, ogologo ruo 24m. Asambodo igwe, ule ultrasonic 100% (njikọ weld), njedebe beveled ma ọ bụ larịị, yana mkpuchi mgbochi corrosion (primer, epoxy, galvanizing ọkụ-mip). Dabara adaba maka okpokolo agba ígwè, oghere akwa, ụlọ elu nnyefe, krenu booms, trusses ámá egwuregwu, ụlọ elu dị n'elu mmiri, na ikpo okwu ụlọ ọrụ mmepụta ihe.

Nha Paịpụ ígwè LSAW:Dayameta Mpụta: 219mm – 2,500mm (8″ – 98″), Ọkpụrụkpụ Mgbidi: 5.0mm – 80mm (JCOE/UOE kacha 50.8mm, efere a kpụrụ akpụ kacha 80mm), Ogologo: 6m – 18m ọkọlọtọ, ogologo omenala ruo 24m

Ọkọlọtọ na ọkwa nke LSAW Steel Pipe:EN 10219 S235JRH, S275JRH, S355JRH, S355J2H; EN 10210 (emechara nke ọma) dịkwa ma ọ bụrụ na a rịọ ya.

Ojiji nke LSAW Steel Pipe:Fọm na ogidi ụlọ, oghere na trusses nke àkwà mmiri, ụlọ elu ámá egwuregwu, ụlọ elu nnyefe, booms kreen na ndị na-apụ apụ, modulu dị n'elu mmiri, ikpo okwu ụlọ ọrụ mmepụta ihe na ụzọ ije, ụlọ nkwado ngwa dị arọ, iwu ụgbọ mmiri (ngalaba owuwu), ogidi atụmatụ ụlọ

Womic Steel na-enye ọnụahịa dị elu ma dị mma nke paịpụ ígwè EN 10219 S355JRH LSAW, akụkụ oghere e ji ígwè rụọ nke oyi kpụkọrọ akpụkọ, paịpụ nhazi JCOE, tube mgbidi dị arọ. Asambodo igwe ọkụ EN 10204 3.1, nyocha njikọta UT, njedebe beveled/plain, mkpuchi mgbochi corrosion dị. Enwere ike inye ya ozugbo n'ụlọ ọrụ mmepụta ihe maka ọrụ owuwu na injinịa n'ụwa niile.


Nkọwa Ngwaahịa

Akara Ngwaahịa

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).

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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.

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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:
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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.