EN 10217 S275JR Hluav taws xob Resistance Welded (ERW) yeeb nkab
Cov ntsiab lus tseem ceeb: Qib Qib
Nco tseg:EN 10217 S275JR sawv cev rau amuaj peev xwm specification mix-up. EN 10217 (cov raj siab) feem ntau sivP- cov qib ua ntej(piv txwv li, P235, P265), thaumS275 JRyog tus qauv steel qib ibTS EN 10025rau kev tsim kho dav dav.
Rau cov ntawv thov siab, S275JR cov khoom yuav zoo sib xws nrogP265qib hauv EN 10217-1 .
Kho Qib Mapping
| Npaj S275JR | Ze tshaj EN 10217 Qib | Lub ntsiab lus tseem ceeb |
|---|---|---|
| Yield zog ~ 275 MPa | P265(Min YS=265 MPa) | Qhov ze tshaj qhov sib tw rau siab tubing |
| General Pressure siv | TS EN 10217-1(Tsis yog-alloy tubes) | Txheem ib feem rau carbon steel ERW siab kav |
| Kub kub siab | TS EN 10217-2 P265TR1 / TR2 | Rau kev pabcuam saum chav tsev kub |
Cov yam ntxwv tseem ceeb ntawm EN 10217 P265 (S275JR sib npaug) ERW Yeeb Nkab
| Feature | Kev piav qhia |
|---|---|
| Hom khoom | Tsis yog - alloy carbon steel |
| Kev tsim khoom | Hluav taws xob Resistance Welded (ERW)- longitudinal weld seam, tej zaum yuav sov- kho |
| Yield zog (Min) | 265 MPa rau(nrog S275JR ze) |
| Tensile zog | 410-570 MPa |
| Cov khoom tseem ceeb | Zoo weldability, nruab nrab lub zog, haum rau kev siv siab |
| Qhov kub thiab txias | Chav tsev kub rau qhov kub siab (qhov txwv tshwj xeeb nyob ntawm kev xaiv qib) |
Cov tshuaj muaj pes tsawg leeg (P265 rau EN 10217-1)
| Element | Cov ntsiab lus siab tshaj (%) |
|---|---|
| Cov pa roj carbon (C) | 0.20 |
| Silicon (Si) | 0.35 (yog tias tua hlau) |
| Manganese (Mn) | 1.20 |
| Phosphorus (P) | 0.025 |
| Sulfur (S) | 0.020 |
Qhov chaw:
Nco tseg:EN 10217 muajtswj nruj duantawm sulfur thiab phosphorus piv rau cov qib kev ua haujlwm, ua kom zoo dua formability thiab weld kev ncaj ncees rau kev siv siab.
Mechanical Properties (P265)
| Khoom | Kev xav tau |
|---|---|
| Yam tsawg kawg Yield Strength (ReH) | 265 MPa rau(~ 38,400 psi) |
| Tensile zog (Rm) | 410-570 MPa |
| Tsawg kawg Elongation | 22%(nyob ntawm seb daim duab geometry) |
Qhov chaw:
Qhov Muaj Peev Xwm Loj (Hom ERW Range)
| Parameter | Hom kab mob |
|---|---|
| Sab nraud txoj kab uas hla | 21.3mm txog 610mm(1/2 "mus rau 24") |
| Phab ntsa Thickness | 2.0mm txog 25.0mm |
| Ntev | 3-18 m(random los yog txiav lengths) |
| Xaus Xaus | Plain, beveled, los yog threaded |
Sib piv Table: S275JR (Structural) vs. P265 (Pressure)
| Yam | S275 JR(EN 10025 / EN 10219) | P265(EN 10217-1) |
|---|---|---|
| Kev siv thawj zaug | Cov qauv tsim(kab, kab, ncej) | Siab Containment |
| Standard Focus | Load-cov kabmob muaj peev xwm, weldability rau kev tsim kho | Siab ncaj ncees, leak-tightness, elevated temp zog |
| Tshuaj Tswj | Tsawg nruj (S ≤ 0.045%, P ≤ 0.045%) | nruj dua(S ≤ 0.020%, P ≤ 0.025%) rau kev ncaj ncees |
| Cov Kev Xeem Tseem Ceeb | Tensile, khoov, cuam tshuam | Hydrostatic / NDE,100% weld seam soj ntsuam, flattening xeem |
| Daim ntawv pov thawj | Daim ntawv pov thawj 2.2 lossis 3.1 tuaj yeem txaus | Feem ntau yuav tsum tauKev soj ntsuam daim ntawv pov thawj 3.1.BRaws li EN 10204 |
EN 10217 S275JR (raws li P265) Daim ntawv thov
EN 10217 ERW kav nrog P265 (S275JR- sib npaug) cov khoom siv rau:
| Kev thov cheeb tsam | Kev siv tshwj xeeb |
|---|---|
| Kev thauj kua dej | Dej, chav dej, cua, thiab tsis yog - cov pa roj/kua kab |
| Industrial Piping | Compressed cua tshuab, hydraulic kab, dav dav piping |
| Tsawg / Nruab Nrab Siab | Cov txheej txheem piping hauv tshuaj thiab cov nroj tsuag muaj |
| Boiler / Kub Exchanger | Tubes rau tsis yog - cov ntawv thov kub tseem ceeb |
| Kev tsim kho | Siab- muaj cov qauv tsim |
| Neeg kho tshuab | General mechanical applications xav tau kev ntsuas siab |
Kev Ntsuas & Kev Ntsuam Xyuas (EN 10217-1)
TS EN 10217 Cov raj siab xav tau:
| 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 (thaum teev) |
| Hydrostatic Test los yog NDE | Cov ntaub ntawv pov thawj ntawm leak-tightness |
| 100% Weld Seam NDE | Eddy tam sim no (EN ISO 10893-5) lossis ultrasonic (EN ISO 10893-10) kuaj |
| Visual & Dimensional | Raws li EN 10246 series |
Surface Finish & Protection Options
| Txheej hom | Daim ntawv thov |
|---|---|
| Dub( liab qab) | Standard zeb tiav, siv sab hauv tsev |
| Anti- xeb roj | Kev tiv thaiv ib ntus thaum caij tsheb npav |
| 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 |
Daim ntawv pov thawj
EN 10217 cov kav dej feem ntau yog muab nrog:
EN 10204 3.1 Daim ntawv pov thawj- Chaw tsim khoom lub chaw soj ntsuam ywj pheej tau lees paub los ntawm cov khoom siv tiag tiag (feem ntau rau cov ntawv thov tseem ceeb)
EN 10204 3.2 Daim ntawv pov thawj- Thib peb-kev kuaj xyuas cov neeg pov thawj (thaum tau teev tseg)
Mill Test Certificate:TS EN 10204 / 3.1B Cov ntawv thov siab
Cov Lus Cim Xaiv Tseem Ceeb
1. Qib Qib yog qhov tseem ceeb
TS EN 10217officially siv P- qib prefix(P235, P265) rau cov raj siab
S275JR yog aqib structural(EN 10025) siv rau EN 10219 cov qauv hollow seem
Rau cov ntawv thov siab, qhia meejP265raws li qhov sib npaug ze tshaj plaws
2. Kev xaiv ib feem
TS EN 10217-1:Chav ntsuas kub (feem ntau yog rau P265)
TS EN 10217-2:Kev pabcuam kub siab (P265TR1 / TR2)
3. Qib zoo
TR 1:Qhov zoo tshaj plaws, tsis muaj qhov yuav tsum tau kuaj xyuas
TR 2:Txhim khu kev ua tau zoo nrog qhov yuav tsum tau kuaj qhov cuam tshuam
4. Daim ntawv pov thawj yuav tsum tau
Rau cov ntawv thov tseem ceeb, ib txwm qhiaEN 10204 3.1 ntawv pov thawj
International Equivalents (kwv yees)
| Txuj | Qib sib npaug |
|---|---|
| ASTM A53 | GrB (yield: 240 MPa vs . 265 MPa) |
| ASTM A106 1 | Gr.B (zoo sib xws tensile range) |
| TIAB SA 1629 | St44 (kwv yees) |
| TS EN ISO 3183 | L245 los yog L290 |
| GB/T 3091 | Q275 (kwv yees) |
Thaum kawg Takeaway: EN 10217 S275JRyog akev sib xyaw ua keqhov twg cov qauv steel qib S275JR (yield 275 MPa) yog siv rau ERW siab kav, txawm hais tias tus technically raug EN 10217 tsim yogP265. Cov yeeb nkab no muajzoo zog, weldability, thiab kev lag luamrau nruab nrab- cov ntawv thov kev siv cov kua dej siab xws li dej, chav dej, huab cua, thiab tsis yog - cov kev pabcuam roj hnyav. Rau cov ntawv thov tseem ceeb, xyuas kom meejP265 qib specification, tsim nyogqhov xaiv (Part 1 rau chav temp, Part 2 rau siab temp), thiabEN 10204 3.1 ntawv pov thawj. Cov tshuaj tswj nruj nruj thiab yuav tsum tau weld seam NDE ua EN 10217 tsim nyog rau kev siv cov cuab yeej siv siab uas cov txheej txheem -qib S275JR ib leeg yuav tsis txaus .
