Tiv tauj peb rau qhov tseeb tshaj plawsCov Yeeb Nkab HlauCov Lus Qhia thiab Qhov Loj.
ASTM A500 Qib B/C Cov Yeeb Nkab Hlau Rau Cov Chaw Muag Khoom Hauv Suav Teb | SSAW / LSAW Cov Yeeb Nkab Hlau Rau Cov Ntawv Thov Piling
| Cov Khoom Siv | Cov Lus Qhia Txog Kev Siv (ASTM A500 Qib B / Qib C) |
| Cov Txheej Txheem Tsim Khoom | • ERW (Hluav Taws Xob Tiv Thaiv Welded) • LSAW (Longitudinal Submerged Arc Welded) • SSAW (Kauv Submerged Arc Welded) |
| Txoj kab uas hla sab nraud (OD) | 1/4" txog 88" (13.7 mm - 2235 mm) / Kho tau raws li qhov project footprints |
| Phab ntsa tuab (WT) | 1.65 hli txog 25.4 hli (Teem sijhawm 10 txog Teem sijhawm XXS) |
| Kev Xaiv Ntev | • Qhov Ntev Ruaj Kho: 6.0m, 12.0m, 20 ft, 40 ft • Ib Leeg Ntev Random (SRL) & Ob Chav Ntev Random (DRL) • Qhov ntev uas tau kho kom haum rau koj txog li 18+ meters |
| Cov Khoom Siv Kho Tshuab | [Cov Puag Ncig - Qib B]: • Lub Zog Tawm: Yam tsawg kawg nkaus 42,000 psi (290 MPa) • Lub zog tensile: Yam tsawg kawg nkaus. 58,000 psi (400 MPa) • Kev ntev: Yam tsawg kawg nkaus 23% [ Cov Puag Ncig - Qib C]: |
| Cov Tshuaj Lom Zem | [Qib B]: C ≤ 0.26%, Mn ≤ 1.35%, P ≤ 0.035%, S ≤ 0.035% [Qib C]: C ≤ 0.23%, Mn ≤ 1.35%, P ≤ 0.035%, S ≤ 0.035% (Xaiv tau: Tooj liab Cu ≥ 0.20% rau kev tiv thaiv xeb hauv huab cua zoo dua) |
| Kev kam rau siab ntawm qhov ntev | • Sab Nraud Txoj Kab uas hla (OD): ±0.75% (rau qhov loj me ≥ 2 nti) • Phab Ntsa Thickness: ±10% ntawm nominal thickness • Kev Ncaj: ≤ 1/8" × (Tag nrho qhov ntev taw / 5) |
| Kev Ua Tiav Ntawm Qhov Chaw & Kev Tiv Thaiv Kev Xeb | • Qhov Chaw Uas Muaj Roj Dub/Liab • Pleev xim tiv thaiv xeb / Pleev xim dub • Kub-Dip Galvanized (HDG) - Zinc hnyav txog li 550g / m² • Cov Txheej Txheem Siab Tshaj Plaws: 3PE, FBE (Fusion Bonded Epoxy) |
| Xaus Fabrications | Cov kawg tiaj tus, Cov kawg Beveled, Cov phaj kawg Welded, Cov khau tsav Conical, Cov nplhaib thaub qab, Cov qhov drilled, thiab Lifting lugs |
| Cov Ntaub Ntawv Zoo | Daim Ntawv Pov Thawj Xeem Zeb (MTC) phim EN 10204 3.1, NDT (Ultrasonic/X-ray) Cov Ntawv Qhia, thiab Kev Txheeb Xyuas Sab Nraud (SGS, BV, TUV, Intertek) |
Cov Ntaub Ntawv Txog Kev Siv
ASTM A500 Cov Yeeb Nkab HlauCov Tshuaj Lom Zem
| Khoom | Qib A (%) | Qib B (%) | Qib C (%) |
| Cov pa roj carbon (C), siab tshaj plaws | 0.26 | 0.26 | 0.23 |
| Manganese (Mn), siab tshaj plaws | 1.35 | 1.35 | 1.35 |
| Phosphorus (P), siab tshaj plaws | 0.035 | 0.035 | 0.035 |
| Sulfur (S), siab tshaj | 0.035 | 0.035 | 0.035 |
| Tooj liab (Cu), tsawg kawg ① | 0.2 | 0.2 | 0.2 |
ASTM A500 Cov Yeeb Nkab HlauKhoom Siv Kho Tshuab
| Qib | Lub zog Tensile (min) | Lub Zog Tawm (min) | Kev ntev hauv 2 "(50mm), feeb |
| A | 45,000 psi (310 MPa) | 39,000 psi (269 MPa) | 25% |
| B | 58,000 psi (400 MPa) | 46,000 psi (315 MPa) | 23% |
| C | 62,000 psi (425 MPa) | 50,000 psi (345 MPa) | 21% |
ASTM A500 Cov Yeeb Nkab HlauQhov Loj
| Cov Lus Qhia Txog Kev Xa Khoom Mus Rau Lwm Lub Tebchaws (Qib 3 Nrov Tshaj Plaws) | |||||
| NPS | OD (hli) | Phab ntsa tuab | Qhov hnyav (kg/m2) | Lub Sijhawm Ib Txwm Muaj | Daim Ntawv Thov Tseem Ceeb |
| 16" | 406.4 | 0.375" (9.52mm) | 92.5 | Kab mob sib kis | Chaw nres nkoj, kev tsim kho dav dav |
| 16" | 406.4 | 0.500" (12.70 hli) | 121.8 | 40 | Lub hauv paus cua ntawm ntug dej hiav txwv, cov choj txuas |
| 18" | 457 | 0.500" (12.70 hli) | 137.4 | 40 | Cov qauv kev lag luam hnyav, cov hauv paus tob |
| 24" | 609.6 | 0.500" (12.70 hli) | 183.2 | 40 | Cov pawg loj uas muaj txoj kab uas hla loj, cov qauv dej hiav txwv |
| 24" | 609.6 | 0.750" (19.05mm) | 271.8 | XS | Cov ntawv thov thauj khoom hnyav heev, tsav tsheb pob zeb |
| 30" | 762 | 0.625" (15.88mm) | 287.5 | 40 | Cov platforms offshore, LNG terminal foundations |
| 36" | 914.4 | 0.750" (19.05mm) | 392.3 | 40 | Cov phiaj xwm loj, cov choj hla dej hiav txwv |
| Cov Txheej Txheem Tsim Khoom vs. Qhov Loj Muaj Peev Xwm | |||||
| Txheej Txheem | Qhov siab tshaj plaws OD (hli) | Qhov hnyav siab tshaj plaws (hli) | Qhov Ntev Ntau (m) | Kev Siv Nyiaj Zoo | Zoo Tshaj Plaws Rau |
| SSAW (Kauv) | 3200 | 30 | 6-18 | Qhov siab tshaj plaws | Txoj kab uas hla loj, phab ntsa nruab nrab tuab (16 "-48") |
| LSAW (JCOE) | 1422 | 50 | 6-15 | Siab | Phab ntsa tuab heev (≥1.0 "), qhov yuav tsum muaj zog siab |
| ERW | 660 | 25 | 6-12 | Nruab Nrab | Me me mus rau nruab nrab txoj kab uas hla, txheem phab ntsa tuab |
| Tsis muaj qhov sib txuas | 1016 | 100 | 6-12 | Qis tshaj plaws | Cov ntawv thov tseem ceeb, cov chaw corrosive |
Nyem lub pob ntawm sab xis
Kev tiv thaiv xeb yog ib qho ntawm cov yam tseem ceeb tshaj plaws rau cov haujlwm hauv hiav txwv thiab ntug dej hiav txwv.
Royal Steel Group muaj ntau yam kev daws teeb meem tiv thaiv xeb:
Cov Hlau Dub Nto
Haum rau kev tsim kho hauv av thiab kev ua tiav theem ob.
Fusion Bonded Epoxy (FBE) Txheej
Muaj kev tiv thaiv tshuaj lom neeg zoo heev thiab kev tiv thaiv mus sij hawm ntev.
3PE Txheej Txheem
Muaj xws li:
Cov xim pleev xim epoxy
Txheej nplaum
Txheej sab nraud Polyethylene
Lub kaw lus no siv dav hauv cov haujlwm marine, cov qauv offshore, thiab cov hauv paus kav dej.
1. Cov hauv paus ntawm phab ntsa hauv qab nthab:Siv cov hauv paus rau cov tsev ntau txheej, cov chaw tsim khoom, cov tsev rau khoom, cov tsev lag luam thiab cov tsev nyob (haum rau txhua hom tsev).
2. Lub hauv paus ntawm Choj Pile:Lub hauv paus ruaj khov rau cov choj loj, cov choj tsheb ciav hlau thiab cov choj hla nroog; tsim nyog rau cov choj yooj yim, sib dua, ruaj khov lossis ntab hla cov dej ntws, pas dej thiab dej hiav txwv.
3. Kev Tsim Chaw Nres Nkoj:Lub hauv paus txhim khu kev qha rau cov chaw nres nkoj, cov chaw tsim khoom nkoj thiab cov chaw nres nkoj, nrog rau cov khoom siv hnyav hauv chaw nres nkoj thiab cov chaw thauj khoom.
4. Cov Haujlwm Tsim Kho Hluav Taws Xob Los Ntawm Cua Hauv Dej Hiav Txwv Thiab Hauv Dej Hiav Txwv:Cov khoom siv rau kev lag luam hauv dej hiav txwv thiab cov turbines cua hauv hiav txwv, uas tiv taus dej hiav txwv, nthwv dej thiab xeb hauv dej hiav txwv.
5. Kev Tsim Kho Vaj Tse Loj Tag Nrho:Cov pawg pob zeb uas muaj lub zog siab rau cov haujlwm tsim kho vaj tse loj xws li cov pas dej loj, cov chaw nres tsheb hauv av, cov qhov av, nrog rau cov tshuab kev lag luam thiab cov khoom siv thauj khoom.
1) Chaw Ua Haujlwm Ceg - Kev txhawb nqa hais lus Mev, kev pab tshem tawm kev lis kev cai, thiab lwm yam.
2) Muaj ntau tshaj 5,000 tons ntawm cov khoom hauv Tshuag, nrog ntau yam ntau thiab tsawg
3) Tshawb xyuas los ntawm cov koom haum muaj cai xws li CCIC, SGS, BV, thiab TUV, nrog rau cov ntim khoom seaworthy txheem
1. Ntim:
Cov ntoo thaiv lossis cov dunnage siv nruab nrab ntawm cov khaubncaws sab nraud povtseg ntawm cov hnab ntim khoom lossis cov thawv kom tiv thaiv kev puas tsuaj thaum lub sijhawm thauj mus los.
Kev kho qhov chaw (xaiv tau): Xim dub, roj tiv thaiv xeb, lossis yob yas zaj duab xis.
Cov pawg hlau galvanized kub-dip tuaj yeem npog nrog ib daim zaj duab xis tiv thaiv ib ntus kom tiv thaiv kev khawb ntawm qhov chaw.
Kev ntim khoom tshwj xeeb muaj.
2. Kev Thauj Mus Los:
Cov khoom siv khoov ntev: 6 meters, 12 meters. Cov ntev uas tsis yog tus qauv kuj muaj thaum thov rau qhov project.
Haum rau kev thauj mus los hauv hiav txwv, tsheb ciav hlau, lossis kev thauj mus los ntawm txoj kev.
Lub sijhawm xa khoom feem ntau yog 15-30 hnub tom qab tau txais kev them nyiaj, nyob ntawm hom khoom thiab cov lus qhia.
Haum rau kev xa tawm thoob ntiaj teb, nrog rau cov ntaub ntawv tiav (daim ntawv pov thawj ua raws li txoj cai, daim ntawv teev cov khoom ntim, daim ntawv pov thawj xa khoom).
3. Kev Ceev Faj Txog Kev Siv:
Siv lub crane lossis forklift uas muaj cov slings lossis slings los khi cov kav dej kom ruaj ntseg kom tiv thaiv kev hloov pauv.
Khaws cov kav dej rau qhov chaw qhuav, cua nkag tau, thiab txias ua ntej kev teeb tsa kom tiv thaiv xeb.
Cov khoom xa tuaj loj/hnyav tshaj yuav tsum ua raws li cov cai thauj mus los hauv zos.
1. Vim li cas ASTM A500 thiaj li tsim nyog rau cov kav dej tob hauv paus?
ASTM A500 yog cov yeeb nkab hlau uas ua los ntawm cov hlau txias uas muaj qhov ntev sib txawv, qhov sib piv ntawm lub zog thiab qhov hnyav, thiab kev ua haujlwm ruaj khov, ua kom ntseeg tau tias muaj kev teeb tsa cov ncej tob rau cov khoom siv hnyav.
2. Qhov txawv ntawm ASTM A500 Qib B thiabQib C?
Qib B: Lub zog tsawg kawg nkaus 42,000 psi (290 MPa), tsim nyog rau cov pawg hauv qab cov khoom thauj ib txwm muaj.
Qib C: Lub zog tsawg kawg nkaus siab dua, txog li 46,000 psi (317 MPa), cov pa roj carbon tsawg dua, tsim nyog rau cov haujlwm siab, thiab muaj kev sib txuas zoo.
3. Qhov txawv ntawm ASTM A500 thiab ASTM A252 rau cov ncej hauv paus yog dab tsi?
A252 yog tus qauv txheem ntawm cov yeeb nkab; A500 muaj qhov ntev sib txawv thiab qhov chaw du dua, ua rau nws zoo tagnrho rau qhov qhib-qhov, marine, thiab precision foundations.
4. Cov hlau A500 puas tuaj yeem vuam tau hauv daim teb?
Yog. Kev tswj cov pa roj carbon thiab manganese txo cov pa roj carbon sib npaug, tiv thaiv kev tawg thaum txias, thiab ua kom yooj yim rau kev sib txuas ntawm qhov chaw.
5. Cov txheej txheem tiv thaiv xeb hom twg haum rau cov chaw hauv dej hiav txwv/chaw raug tshav ntuj?
Peb txoj kev xaiv tseem ceeb: Roj Balck, 3PE txheej, thiab FBE txheej, tsim nyog rau cov chaw ntug dej hiav txwv / dej hiav txwv corrosive.
6. Koj puas tuaj yeem kho qhov kev ua tiav raws li cov duab kos duab?
Yog, peb tuaj yeem muab: kev cai sab nraud / phab ntsa tuab, qhov ntev txiav ruaj khov, bevels, kawg phaj, tsav hauv paus, thiab lifting lugs.
7. Cov ntawv pov thawj zoo twg muab rau thaum xa khoom?
Peb muab daim ntawv pov thawj kuaj khoom siv EN10204 3.1 (MTC); peb lees txais kev tshuaj xyuas ua ntej xa khoom los ntawm cov koom haum thib peb xws li SGS / BV / TUV / DNV.
Cov Ntaub Ntawv Tiv Tauj
Chaw Nyob
Kangsheng kev lag luam tsim kho cheeb tsam,
Wuqing koog tsev kawm ntawv, Tianjin nroog, Suav.
Xov tooj
Teev
Hnub Monday-Hnub Sunday: Kev Pabcuam 24-teev
Sau koj cov lus ntawm no thiab xa tuaj rau peb
