EN 10217 S355 Hluav taws xob Resistance Welded (ERW) yeeb nkab
Lub ntsiab lus tseem ceeb
Ib tug European standard specification rauhluav taws xob kuj welded steel hlabua los ntawmsiab -lub zog S355 carbon steel, tsim raulub hom phiaj siab. S355 sawv cev rausiab -lub zog tierntawm cov uas tsis yog- alloy structural steels siv nyob rau hauv cov ntawv thov siab, muab cov txiaj ntsig zoo dua li qib S235 lossis S275.
Lub npe piav qhia
| Ib feem | Lub ntsiab lus |
|---|---|
| EN | European Norm (tus qauv) |
| 10217 | Txheem rau welded steel raj rau siab lub hom phiaj |
| S355 | Steel qib npe -S= steel qauv,355= Yam tsawg kawg nkaus yield zog (MPa) |
| Hluav taws xob Resistance Welded | Cov txheej txheem tsim khoom - cov yeeb nkab tsim los ntawm sawb thiab welded longitudinally yam tsis muaj cov hlau muab tub lim |
Cov Lus Qhia Tseem Ceeb: S355 hauv EN 10217
Nco tseg:EN 10217 (cov raj siab) siv los uaP- cov qib ua ntej(piv txwv li, P235, P265, P355) rau kev siv siab. Qib structuralS355Feem ntau siv rau hauv kev xyaum rau EN 10217 kav, tab sis cov txheej txheem raug tsim los rau lub hom phiaj siab yog:
| Npaj S355 | Kho kom raug EN 10217 Qib | Standard Part |
|---|---|---|
| S355 (qib qauv) | P355(qib siab) | TS EN 10217-3 Cov hlau zoo |
| S355J2H(structural hollow seem) | P355 NH(siab zoo grain) | TS EN 10217-3 |
Cov yam ntxwv tseem ceeb ntawm EN 10217 S355 / P355 ERW Pipe
| Feature | Kev piav qhia |
|---|---|
| Hom khoom | Fine-grain, tag nrho-tua carbon-manganese steel |
| Kev tsim khoom | Hluav taws xob Resistance Welded (ERW)los yogHigh zaus Welded (HFW)- longitudinal weld seam tag nrho normalized |
| Yield zog | 355 MPa yam tsawg kawg nkaus(~ 51,500 psi) |
| Tensile zog | 490-650 MPa |
| Elongation | 22% yam tsawg kawg nkaus(longitudinal) |
| Qhov Zoo Tshaj Plaws | Lub zog siab - rau - qhov hnyav piv, weldability zoo, zoo - cov qauv nplej |
| Qhov kub thiab txias | -20℃rau +400 degreerau kev siv siab |
| Daim ntawv pov thawj | EN 10204 3.1 daim ntawv pov thawj tshuaj xyuas tus qauv |
Tshuaj muaj pes tsawg leeg (P355NH rau EN 10217-3)
| Element | Cov ntsiab lus (%) | Sau ntawv |
|---|---|---|
| Cov pa roj carbon (C) | 0.20 max | Tsawg carbon rau weldability |
| Silicon (Si) | 0.10-0.50 | |
| Manganese (Mn) | 0.90-1.65 | Muab lub zog |
| Phosphorus (P) | 0.025 max | Tswj nruj |
| Sulfur (S) | 0.020 max | Tswj nruj |
| Aluminium (Al) | 0.02 min | Grain refinement |
| Niobium (Nb) | 0.05 max | Micro{0}} alloying |
| Vanadium (V) | 0.10 max | Micro{0}} alloying |
| Titanium (Ti) | 0.04 max | Micro{0}} alloying |
| Chromium (Cr) | 0.30 max | Cov seem |
| Molybdenum (hli) | 0.08 max | Cov seem |
| Nickel (Ni) | 0.30 max | Cov seem |
| Copper (Cu) | 0.30 max | Cov seem |
| Nitrogen (N) | 0.02 max |
Qhov chaw:
Mechanical Properties Sib piv
| Qib | Yield zog (MPa) min | Tensile zog (MPa) | Elongation% | Impact Zog (J) |
|---|---|---|---|---|
| S235 | 235 | 360-510 | 24 | 27 @ 20 degree |
| S275 | 275 | 430-580 | 20 | 27 @ 20 degree |
| S355 | 355 | 490-650 | 22 | 27 @ 0℃lossis -20 degree(nyob ntawm lub ntsiab lus) |
Qhov chaw:
Qib Siab & Kev Ntsuas Kev Ntsuas
| Lub npe | Impact Test Temperature | Min. Impact Zog |
|---|---|---|
| S355J0 | 0 degree | 27J |
| S355J2 | -20 degree | 27J |
| S355K2 | -20 degree | 40J |
| P355 NH | -20 degree | 27J (rov qab) |
Qhov chaw:
TS EN 10217 Cov khoom siv rau S355 / P355
| Ib feem | Title | Cov Qib uas siv tau | Daim ntawv thov tseem ceeb |
|---|---|---|---|
| Ntu 1 | Tsis yog -alloy tubes nrog chav tsev temp | P235, P265, P355 | General siab (chav temp) |
| Ntu 3 | Alloy zoo grain tubes | P355N, P355NH, P355NL1, P460N | Siab -kev siv zog siab, siab kub |
| Ntu 5 | SAW raj ntawm alloy steel nrog elevated temp zog | P355GH, P355N | Loj - txoj kab uas hla siab - cov kab siab |
Piv txwv tus kws tsim khoom tseem ceeb
Tata Steel Inflow ™ Plus 355
Thawj tus qauv:EN 10217-3 Qib P355NH
Ntau- ntawv pov thawj:Kuj ua tau raws EN 10219 S355J2H (rau qhov ntau thiab tsawg dua lossis sib npaug rau 219.1mm OD)
Kev xa khoom xa tuaj:Kub-tiav (OD 17.2-193.7mm) lossis Weld Line Annealed (OD 219.1-508mm)
Qhov kub thiab txias:-20℃rau +400 degree
Ntawv pov thawj:EN 10204 3.1 daim ntawv pov thawj tshuaj xyuas
Kev ua raws li PED:Haum rau PED pawg I, II, III, IV
Tata Steel Inline™ Plus 360
Qib Primary:TS EN 10217-3 P355N / NH / TC1
Kuj tseem muaj ntawv pov thawj:API 5L X52N, EN 10219 S355J2H
Qhov kub thiab txias:-20℃rau +400 degree
Kev ntsuas siab:Muaj nrog cov ncauj lus kom ntxaws siab rau ntau qhov ntau thiab tsawg
Qhov Loj Muaj
| Parameter | Hom kab mob |
|---|---|
| Sab nraud txoj kab uas hla | 17.2mm txog 610mm(1/2 "mus rau 24") |
| Phab ntsa Thickness | 2.0mm txog 25.0mm |
| Ntev | 3-18m(random los yog txiav lengths) |
| Xaus Xaus | Plain, beveled, threaded |
Qeb xeem: TC1 vs. TC2
| Qeb | Kev piav qhia | Daim ntawv thov |
|---|---|---|
| TC 1 | Txheem zoo, tsis tas yuav tsum tau kuaj ultrasonic ntawm weld seam | Kev siv dav dav |
| TC 2 | Txhim kho qhov zoo, nrog qhov yuav tsum tau kuaj ultrasonic ntawm weld seam | Kev pabcuam tseem ceeb, kev xav tau siab dua |
Kev Ntsuas & Kev Ntsuam Xyuas Cov Cai
| Hom kev xeem | Lub hom phiaj |
|---|---|
| Tshuaj ntsuam xyuas | Txheeb xyuas qhov muaj pes tsawg leeg ntawm qhov tshwj xeeb |
| Tensile Test | Paub meej tias yield thiab tensile zog |
| Flattening Test | Txheeb xyuas qhov ductility ntawm weld seam |
| Khoov Test | Tshawb xyuas weld kev ncaj ncees thiab formability |
| Impact Test | Charpy V-notch ntawm qhov ntsuas kub (J0/J2/K2) |
| Hydrostatic Test | Cov ntaub ntawv pov thawj ntawm leak- nruj (min 20MPa, Ntau dua lossis sib npaug li 15s tuav) |
| NDT of Weld Seam | Eddy tam sim no (EN ISO 10893-2) lossis ultrasonic (EN ISO 10893-10) kuaj |
| UT Kev Xeem | 100% weld + 10mm puag hlau ntawm ob sab, rhiab heev Φ3.2mm FBH |
| Visual & Dimensional | Raws li EN 10246 series |
Kev kho cua sov (P355NH)
| Txheej txheem | Tsis muaj | Lub hom phiaj |
|---|---|---|
| Normalizing (N) | 910 ± 10℃× 1.5min / hli, cua txias | Ua kom zoo cov nplej rau qib ASTM 6-8 |
| Weld Line Annealing (WLA) | Induction cua sov rau 550-600 degree, txias qeeb | Normalize weld cheeb tsam qauv |
| Kev Ruaj Ntseg Kev Ruaj Ntseg (SR) | 580-620℃× 2min / mm, rauv cua txias Tsawg dua lossis sib npaug li 200℃/ h | Tshem tawm welding residual stress |
Cov ntawv thov siv
| Kev lag luam | Daim ntawv thov |
|---|---|
| Roj & Roj | Onshore gas pipelines, txheej txheem cog piping |
| Petrochemical | Industrial conveyance, txheej txheem cog khoom |
| Lub zog tiam | Cov kev pabcuam hauv chav ua haujlwm siab, cov kab kub siab |
| Kev lag luam | Compressed cua tshuab, hydraulic kab, HVAC |
| Tiv thaiv hluav taws | Hluav taws kub sprinkler systems |
| Cov qauv tsim | Siab -lub zog siab- muaj cov qauv tsim |
| Dej | High -kev xa dej siab |
Surface Finish & Protection Options
| Txheej hom | Daim ntawv thov |
|---|---|
| Dub( liab qab) | Standard zeb tiav, siv sab hauv tsev |
| Varnish txheej | Luv - tiv thaiv corrosion |
| Primer - pleev xim rau | Basic kev tiv thaiv corrosion |
| 3 LPE / FBE | faus cov kav dej, ib puag ncig hnyav |
| Galvanized | Sab nraum zoov raug siv |
| Epoxy txheej | Txhim khu kev tiv thaiv corrosion |
Kev ntsuas siab
RauTS EN 10217-3 P355NHcov ntaub ntawv, kev ntsuas siab nyob ntawm qhov loj thiab phab ntsa thickness. Piv txwv los ntawm Tata Steel Inline™ Plus 360 (zoo ib yam li lub zog):
| OD (mm) | Thickness (hli) | Teem caij | Max Ua Haujlwm Siab (bar) @ Ambient |
|---|---|---|---|
| 219.1 | 8.18 | STD (40) | 128 |
| 219.1 | 12.7 | XS (80) | 198 |
| 323.9 | 9.53 | STD | 101 |
| 323.9 | 12.7 | XS | 134 |
| 406.4 | 9.53 | STD | 80 |
| 508.0 | 12.7 | XS | 86 |
International Equivalents (kwv yees)
| Txuj | Qib sib npaug |
|---|---|
| ASTM A53 | Gr.B (yield 240 MPa) - qis zog |
| ASTM A106 1 | Gr.B (yield 240 MPa) - qis zog |
| ASTM A333 Cov khoom lag luam | Gr.6 (tsawg temp, tawm los 240 MPa) - qis zog |
| TIAB SA 1629 | qib 52.0n |
| TIAB SA 17178 | TIAB SA 355 |
| TIAB SA 1630 | qib 52.4 |
| TS EN ISO 3183 | L360 |
| API 5L | X52N (PSL1/PSL2) |
| GB/T 3091 | Q355 |
Cov Lus Cim Xaiv Tseem Ceeb
1. Kho Qib Qib
Rau cov ntawv thov siab, qhia meejP355(EN 10217-3) tsis yog S355
S355J2H yog raustructural hollow seem(EN 10219), tsis yog lub hom phiaj siab
Tata Steel's Inflow™ Plus 355 yogmulti- ntawv pov thawjrau ob tus qauv
2. Kev txwv kub
Standard kub ntau yam:-20℃rau +400 degree
Qhov ntsuas kub qis dua tuaj yeem nrog kev txiav txim tshwj xeeb (LT xaiv)
Rau qhov kub thiab txias qis dua -50 degree, yuav tsum muaj kev pom zoo ntxiv (kev cuam tshuam loj dua lossis sib npaug rau 60J)
3. Kev xaiv qib zoo
TC1:Standard zoo, txaus rau feem ntau daim ntaub ntawv
TC 2:Txhim kho qhov zoo nrog ultrasonic weld kuaj - rau kev pabcuam tseem ceeb
4. Daim ntawv pov thawj yuav tsum tau
Txheem:EN 10204 3.1(tus neeg tsim khoom qhov kev ntsuam xyuas ywj pheej)
Rau cov kev siv tseem ceeb:EN 10204 3.2(thov thib peb- tog neeg tim khawv)
Yuav tsum muaj xws li: tshuaj muaj pes tsawg leeg, txhua yam khoom, NDT cov txiaj ntsig, kho cua sov nkhaus
5. Qhov zoo ntawm S355 / P355 dhau qib qis
Siab zog tso caiphab ntsa nyiasrau tib lub siab ntsuas
Qhov hnyav txuag txo kev txhawb nqa cov qauv xav tau
Ntxiv hnav tsis kam muab kev pab lub neej ntev
Tsim nyog lwm txoj rau seamless raj
Thaum kawg Takeaway: EN 10217 S355 ERW Yeeb Nkab(technicallyP355Raws li EN 10217-3) asiab -lub zog, nplua- cov pa roj carbon steel welded rajtsim los rau kev thov kev siv siab. Nrog yam tsawg kawg nkaus tawm lub zog ntawm355 MPa rau, nws muaj txiaj ntsig zoo tshaj cov qib qis (S235, S275) txogthinner phab ntsa, txo qhov hnyav, thiab txhim kho kev hnav tsis kam. Muaj nyob rau hauv cov qib zoo J0 (0℃cuam tshuam), J2 (-20℃cuam tshuam), thiab K2 (siab zog ntawm -20 degree), nws yog haum rau kub los ntawm-20℃rau +400 degreethiab ua raws li Txoj Cai Tswj Cov Khoom Siv Siab (PED). Rau cov ntawv thov tseem ceeb, qhia meejTS EN 10217-3 P355NHnrogTC2 test qebthiabEN 10204 3.1 ntawv pov thawj.
