DIN 17100 ST52-3 Ob chav-Sided Submerged Arc Vuam (DSAW) Hlau Yeeb Nkab
Lub ntsiab lus tseem ceeb
DIN 17100 ST52-3 DSAW (Ob-Sided Submerged Arc Welded) steel yeeb nkabyog lub siab -lub zog qis- alloy structural steel yeeb nkab tsim los rau tam sim no - rho tawm German tus qauv. Qhov kev xaiv "ST52-3" qhia qhov tsawg kawg nkaus tawm lub zog ntawm355 MPa (51 ksi)rau cov thicknesses tsawg dua los yog sib npaug ntawm 16 hli, ua rau nws qib siab tshaj plaws ntawm DIN 17100 tsev neeg (ST37-2: 235 MPa, ST44-2: 275 MPa, ST52-3: 355 MPa) [citation: 2, citation: 6].
Lus Cim Tseem Ceeb: DIN 17100 tautshem tawm txij li xyoo 2004thiab hloov los ntawm European tus qauvTS EN 10025-2. Qhov ncaj qha niaj hnub sib npaug ntawm ST52-3 yogS355J2 (1.0577)los yogS355JR (1.0045)nyob ntawm tej yam yuav tsum tau [citation:3, citation:6]. Rau cov haujlwm tshiab, nws raug pom zoo kom qhia qhov sib npaug niaj hnub S355J2H (EN 10210) lossis S355J2H (EN 10219) hloov.
Lub npe piav qhia
| Ib feem | Lub ntsiab lus |
|---|---|
| DIN | Deutsches Institut für Normung (Lub koom haum German rau Standardization) |
| 17100 | Txuj kev qhia tshwj xeeb rau kub-cov khoom dov hauv cov khoom tsis yog- alloy steels (tshem tawm 2004) |
| TSI 52-3 | Qib steel: "ST"=Stahl (steel), "52"=tensile zog chav kawm (kwv yees . 520 MPa), "-3"=qib zoo nrog rau kev cuam tshuam |
| Khoom Naj Npawb | 1.0570 (ST52-3N), 1.0553 (ST52-3U) [citation:1, citation:3, citation:6] |
| DSAW | Muab ob npaug rau-Sided Submerged Arc Vuam - ob qho tib si sab hauv thiab sab nraud yog siv; Lub vuam arc yog submerged hauv granular flux thaum vuam |
| Kuj Paub Raws li | LSAW (Longitudinal Submerged Arc Welded) - thaum lub vuam seam khiav longitudinally raws cov yeeb nkab [citation: 1, citation: 4, citation: 7] |
Niaj hnub nimno Standard Equivalents
| Original Standard | Qib | Niaj hnub Standard | Qib sib npaug | Sau ntawv |
|---|---|---|---|---|
| TIAB SA 17100 | ST52-3 (1.0570) | TS EN 10025-2 | S355J2 (1.0577) | Daim phiaj, ntu, dav dav [citation:3, citation:6] |
| TIAB SA 17100 | ST52-3U (1.0553) | TS EN 10025-2 | S355J0 (1.0553) | Kev cuam tshuam ntawm 0℃[citation: 3, citation: 6] |
| TIAB SA 17100 | TSI 52-3 | TS EN 10210 | S355J2H | Kub-cov seem hollow tiav |
| TIAB SA 17100 | TSI 52-3 | TS EN 10219 | S355J2H | Txias- ua ntu ntu |
| TIAB SA 1629 | TSI 52 | TS EN 10216-1 | P355N (kwv yees) | Seamless raj |
Suav sib npaug: Q345B (GB/T 1591) los yog Q355B (tshiab dua GB/T 1591-2018).
Cov ntsiab lus tseem ceeb
| Yam ntxwv | Kev piav qhia |
|---|---|
| Khoom Txheem | DIN 17100 (tshem tawm; hloov los ntawm EN 10025-2) |
| Qib Steel | ST52-3 - Yam tsawg kawg nkaus yield zog 355 MPa (rau thickness Tsawg dua los yog sib npaug rau 16 hli) [citation: 1, citation: 2] |
| Niaj hnub sib npaug | S355J2 (1.0577)Rau EN 10025-2: 2004 [citation: 3, citation: 6] |
| Hom khoom | Tsawg- alloy siab -lub zog steel (HSLA) |
| Kev tsim khoom | DSAW (Double-Sided Submerged Arc Vuam) / LSAW (Longitudinal Submerged Arc Vuam) [citation:1, citation:4, citation:7] |
| Txoj kev tsim | JCOE(progressive J-C-O forming) los yogUAE(U-ing, O-ing, Expanding) |
| Qhov Loj | 406mm txog 1626mm(16 "mus rau 64") OD - raug rau DSAW; mus txog 1829 mm (72 ") muaj [citation: 1, citation: 7] |
| Phab ntsa Thickness | 6.0 hli txog 75 hli (nyob ntawm txoj kab uas hla thiab qib) [citation: 1, citation: 4, citation: 7] |
| Ntev | 3 m rau 18 m txheem; mus txog 32 m muaj [citation: 1, citation: 4, citation: 7] |
| Xaus Xaus | Plain xaus, beveled kawg (30℃bevel kaum), threaded [citation: 1, citation: 4] |
Tshuaj muaj pes tsawg leeg (DIN 17100 ST52-3)
| Lub ntsiab | Maximum% (los yog Range) | Sau ntawv |
|---|---|---|
| Cov pa roj carbon (C) | Tsawg dua lossis sib npaug li 0.20% (tsawg dua lossis sib npaug li 16 hli); Tsawg dua lossis sib npaug li 0.22% (16-63mm) | Tsawg carbon rau zoo weldability [citation: 1, citation: 2, citation: 3] |
| Silicon (Si) | 0.50-0.55% | Deoxidizer [Citation: 1, citation: 2, citation: 3] |
| Manganese (Mn) | 1.40-1.60% | Muab lub zog; siab dua ST44-2 [citation:1, citation:2, citation:3] |
| Phosphorus (P) | 0.040% | Tswj rau weldability [citation: 1, citation: 2, citation: 3] |
| Sulfur (S) | 0.040% | Tswj rau toughness [citation: 1, citation: 2, citation: 3] |
| Nitrogen (N) | 0.009% | Tswj [citation:1, citation:2] |
| Chromium (Cr) | - | Cov seem |
| Molybdenum (hli) | - | Cov seem |
*Ceeb Toom: ST52-3 yog ib tug tag nrho tua, nplua-grain kho steel kom ntseeg tau tias cov khoom zoo ib yam ntawm txhua qhov thicknesses .*
Mechanical Properties (DIN 17100 ST52-3)
Yield zog (min) [citation:1, citation:2, citation:6]
| Thickness (hli) | Yield zog (MPa) |
|---|---|
| Tsawg dua los yog sib npaug li 16 | 355 |
16 | 345 |
|
40 | 335 |
|
63 | 325 |
|
80 | 315 |
|
Tensile zog [citation: 1, citation: 2, citation: 6]
| Thickness (hli) | Tensile zog (MPa) |
|---|---|
| Tsawg dua los yog sib npaug 3 | 510-680 |
3 | 490-630 |
|
Lwm Cov Khoom [citation: 1, citation: 2, citation: 6]
| Khoom | Tus nqi |
|---|---|
| Elongation | Ntau dua lossis sib npaug li 18-22% (nyob ntawm qhov tuab) |
| Charpy Impact (ST52-3) | 27 J ntawm 0℃(zoo) |
| Charpy Impact (S355J2 sib npaug) | 27 J ntawm -20 degree |
| Hardness | 150-200 HB ib txwm |
Dimensional Specifications
| Parameter | Ntau / Tolerance |
|---|---|
| Sab nraud txoj kab uas hla | 406mm txog 1626mm(16 "mus rau 64") - DSAW ntau yam; mus txog 1829 mm (72 ") muaj [citation: 1, citation: 7] |
| Phab ntsa Thickness | 6.0mm txog 75mm (nyob ntawm txoj kab uas hla) [citation: 1, citation: 4, citation: 7] |
| Txoj kab uas hla Tolerance | ± 0.75% ntawm OD (tseem ceeb) |
| Phab ntsa Thickness kam rau ua | +15% / -12.5% ntawm nominal (tus qauv) |
| Ntev | 3 m rau 18 m txheem; mus txog 32 m muaj [citation: 1, citation: 4, citation: 7] |
| Tawm ntawm - ntawm - Roundness | Tsawg dua lossis sib npaug li 1% ntawm OD teev |
Yam Loj Muaj Muaj (ST52-3):
| OD (inch) | OD (mm) | Phab ntsa Thickness Range (mm) |
|---|---|---|
| 16" | 406 | 6.0 - 14.0 |
| 20" | 508 | 6.0 - 16.0 |
| 24" | 610 | 6.0 - 18.0 |
| 30" | 762 | 7.0 - 21.0 |
| 36" | 914 | 8.0 - 24.0 |
| 40" | 1016 | 8.0 - 26.0 |
| 48" | 1219 | 9.0 - 28.0 |
| 56" | 1422 | 10.0 - 29.0 |
| 60" | 1524 | 10.0 - 29.0 |
| 64" | 1626 | 10.0 - 30.0 |
DSAW/LSAW Manufacturing Process
Ob chav -Sided Submerged Arc Vuam (DSAW), tseem hu ua Longitudinal Submerged Arc Vuam (LSAW), yog ib qho kev ua haujlwm siab - siv feem ntau rau loj - txoj kab uas hla steel kav [citation: 1, citation: 4, citation: 7].
Txheej txheem piav qhia
Welding arc yog submerged hauv granular fluxThaum vuam, tiv thaiv cov vuam los ntawm atmospheric paug
Ob sab hauv thiab sab nraud welds yuav tsum tau, feem ntau ua tiav hauv cov txheej txheem sib cais
Cov welds cais noj ib feem ntawm lwm yam, ua rau ib tugib leeg siab -zoo weld nugget
Txoj kev tsim
| Txoj kev | Kev piav qhia | Hom kab |
|---|---|---|
| JCOE | Progressive J-C-O cov kauj ruam (J-shape → C-shape → O-shape), nthuav dav tom qab vuam | 406-1626 hli (16 "-64") |
| UAE | Phaj nias rau hauv U-puab, ces O-puab, nthuav dav tom qab vuam | 508-1118 hli (20 "-44") |
Txheej txheem txheej txheem
Phaj xaiv- Hlau daim hlau ntsib DIN 17100 ST52-3 yuav tsum tau (tag nrho tua, nplua nplej)
Ntug Kev Npaj- Ntug yog beveled los tsim V-puab zawj
tsim- Cov ntawv hlau yog tsim rau hauv cov duab cylindrical siv JCOE lossis UOE presses
Tack Vuam- Cov phaj tsim yog tack-welded kom zoo li qub
Ob chav Submerged Arc Vuam- Cov yeeb nkab seam welded rau ob sab hauv thiab sab nrauv
Txias Expansion- Cov yeeb nkab yuav raug nthuav mus txog 1.5% kom ua tiav qhov kawg ntawm OD
Kev kuaj Ultrasonic- Seam tshuaj xyuas los ntawm kev txuas ntxiv ultrasonic tsis siv neeg qhov tsis pom kev
Hydrostatic Pressure Test-Txhua cov yeeb nkab tau raug kuaj xyuas hydrostatic siab
Ua tiav- Xaus kev, beveling, txheej, thiab kos npe raws li specifications
Kev Ntsuas & Kev Ntsuam Xyuas Cov Cai
| Hom kev xeem | Kev xav tau | Sau ntawv |
|---|---|---|
| Tshuaj ntsuam xyuas | Rau qhov kub ntau | Txheeb xyuas qhov muaj pes tsawg leeg txwv rau DIN 17100 |
| Tensile Test | Rau ntau | Txheeb xyuas qhov tawm los thiab lub zog tensile |
| Flattening Test | Yuav tsum tau | Txheeb xyuas qhov ductility thiab weld kev ncaj ncees |
| Khoov Test | Yuav tsum tau | Verifies weld kev ncaj ncees |
| Charpy Impact Test | Thaum tau teev tseg | Rau qis-kev siv kub; S355J2 sib npaug yuav tsum 27J ntawm -20 degree |
| Hydrostatic Test | Txhua lub raj | Kev ntsuas siab ncaj ncees |
| Ultrasonic soj ntsuam | 100% ntawm weld seam | Nruam tsis siv neeg qhov tsis pom kev [citation: 1, citation: 4] |
| X-Ray Inspection | Rau "T" pob qij txha | Qhov twg strip taub qab welds cuam tshuam kauv seams |
| Dimensional soj ntsuam | 100% | Raws li tus qauv tolerances |
| Mill Test Certificate | EN 10204 Hom 3.1B | Muab tag nrho cov kev xeem |
Cov ntawv thov siv
| Daim ntawv thov | Kev piav qhia |
|---|---|
| High -Strungth Structural Engineering | Hnyav- lub luag haujlwm lub tsev ncej, kab, trusses rau cov nroj tsuag muaj, warehouses, stadiums [citation:1, citation:2] |
| Kev tsim kho choj | Cov tswv cuab tseem ceeb, kev txhawb nqa rau cov choj hnyav |
| Offshore Platforms | Marine qauv, roj / roj platforms xav tau lub zog siab |
| Piling Foundations | Hnyav-load bearing pawg rau lub hauv paus tob [citation:1, citation:4] |
| Lub nkoj siab | Nruab nrab - cov hlab ntsha siab (nrog tsim tsim nyog) |
| Hnyav Machinery | Crane booms, excavator Cheebtsam, cov khoom siv ua liaj ua teb |
| Kev tsim tsheb | Heavy tsheb chassis, railcar Cheebtsam |
| Shipbuilding | Cov tswv cuab tsim qauv rau cov nkoj |
| Cua Turbine Ntauwd | Loj - txoj kab uas hla kev txhawb nqa rau cov haujlwm ua haujlwm cua |
| Khoom siv | Conveyor systems, cov khoom siv hnyav |
ST52-3 vs. Lwm Cov Qib DIN
| Qib | Yield zog (min) | Tensile zog | Niaj hnub sib npaug | Daim ntawv thov |
|---|---|---|---|---|
| TSI 37-2 | 235 MPa rau | 340-470 MPa | S235 JR | General structural, lub teeb lub luag hauj lwm |
| TSI 44-2 | 275 MPa rau | 410-540 MPa | S275 JR | Nruab nrab - lub zog muaj zog |
| TSI 52-3 | 355 MPa rau | 490-630 MPa | S355J2 | High - lub zog muaj zog, lub luag haujlwm hnyav |
* ST52-3 muaj kwv yees li 51% siab tshaj tawm lub zog tshaj ST37-2 thiab 29% siab dua ST44-2.*
ST52-3 vs. Modern Equivalents
| Qib keeb kwm | Niaj hnub sib npaug | Txuj | Qhov txawv tseem ceeb |
|---|---|---|---|
| ST52-3 (1.0570) | S355J2 (1.0577) | TS EN 10025-2: 2004 | S355J2 muaj nruj dua P/S txwv; cuam tshuam ntawm -20℃[citation:3, citation:6] |
| ST52-3U (1.0553) | S355J0 (1.0553) | TS EN 10025-2: 2004 | Kev cuam tshuam ntawm 0 degree |
| TSI 52-3 | S355J2H | EN 10210 / EN 10219 | Hollow seem |
| TSI 52-3 | Q345B / Q355B | GB/T 1591 | Suav sib npaug |
| TSI 52-3 | A572 Qib 50 | ASTM | US sib npaug |
Qhov Zoo Tshaj Plaws
| Qhov zoo | Kev piav qhia |
|---|---|
| Lub zog siab tshaj plaws hauv DIN Tsev Neeg | 355 MPa tawm los - 51% siab dua ST37-2, 29% siab dua ST44-2 |
| Weldability zoo heev | Cov ntsiab lus carbon tsawg (tsawg dua lossis sib npaug li 0.22%) thiab tswj cov pa roj carbon sib npaug kom ntseeg tau tias muaj kev sib raug zoo |
| Zoo Tsawg-Tsub Toughness | S355J2 sib npaug lav 27J ntawm -20 degree |
| Loj Loj Muaj peev xwm | DSAW tsim cov kav dej los ntawm 16 "mus rau 64" OD - zoo tagnrho rau qhov loj - txoj kab uas hla hnyav - daim ntawv thov [citation: 1, citation: 7] |
| High Weld Integrity | Muab ob npaug rau-sab vuam tsim ib qho siab - zoo weld nugget nrog 100% UT tshuaj xyuas [citation:1, citation:4] |
| Zoo Txias-Kev Tsim Cov Khoom | Haum rau txias khoov, flanging, thiab shaping yam tsis muaj cracking |
| Micro{0}} alloyed | Zoo- cov qauv nplej rau kev txhim kho cov khoom siv kho tshuab |
| Muaj dav | Feem ntau stocked los ntawm Suav thiab European manufacturers [citation: 1, citation: 4] |
| Pov thawj Performance | Ntau xyoo dhau los ntawm kev siv tau zoo hauv kev siv cov txheej txheem hnyav |
Kev txiav txim siab tseem ceeb
1. Cov xwm txheej txheem
DIN 17100 tau uatshem tawm txij li xyoo 2004thiab hloov los ntawm EN 10025-2 . Rau cov haujlwm tshiab, qhia meejS355J2los yogS355J2Hxwb.
2. Kev xaiv vaj tse cuam tshuam
ST52-3 (Original)27j:0 qib
S355J2 (nruab nrab sib npaug): 27 J ntawm -20 degree
S355JR (lwm yam): 27 J ntawm +20 degree
Rau kev siv huab cua txias, qhia meejS355J2los yogS355J2H
3. Ua kom tiav Specification yuav tsum tau
Ib daim ntawv xaj tiav yuav tsum qhia meej:
Khoom TxheemDIN 17100 ST52-3 (los yog niaj hnub sib npaug EN 10025-2 S355J2)
Kev tsim khoom: DSAW / LSAW
Qhov ntev: OD x WT, Length
Xaus Xaus: Plain los yog beveled
Txheej: Raws li xav tau
Impact Test Temperature: Yog xav tau
4. Kev txwv loj
DSAW manufacturing rau ST52-3 feem ntau muaj los ntawm16" to 64" OD[Citation: 1, Citation: 7]
Cov kab me me (hauv qab 16 ") feem ntau yog tsim los ntawm ERW los yog seamless txoj kev
5. Txheej txheej xaiv
DSAW yeeb nkab tuaj yeem muab nrog ntau txheej txheej rau kev tiv thaiv corrosion:
3LPE (3-txheej polyethylene)- rau faus pipelines
FBE (Fusion Bonded Epoxy)- rau roj & roj pipelines
Varnish / Anti- xeb roj- kev tiv thaiv ib ntus
Bitumen txheej- rau kev pabcuam faus
Dub Roj Txheej- txheem zeb tiav
Galvanized- rau kev siv sab nraum zoov [citation: 1, citation: 4]
6. Cov Lus Qhia Weldability
| Thickness | Yuav tsum Preheat? | Cov txheej txheem vuam | Cov khoom siv |
|---|---|---|---|
| Tsawg dua los yog sib npaug li 20 mm | Tsis muaj (siab tshaj 5 degree) | SMAW, GMAW, SAW, FCAW | Matching zog (E7018 chav kawm) |
| >20 mm | 50-100 degree | SMAW, GMAW, SAW | Tsawg hydrogen yuav tsum tau |
| Cov ntu tuab | 100-150 degree | SAW nyiam | Tswj cua sov input |
7. Thib peb-Kev soj ntsuam tog
Muaj cov kev pabcuam tshuaj xyuas suav nrog SGS, BV, Lloyds, TUV
8. Kev xa khoom xa tuaj
ST52-3 DSAW kav tuaj yeem muab tau rau hauv ntau yam kev xa khoom:
Raws li Kub Rolled (AR)
Normalized (N)
Quenched thiab Tempered (Q + T) - rau siab tshaj plaws lub zog uniformity
9. Yam tsawg kawg nkaus Order Quantity
Yam MOQ: 5-10 tons
Kev txiav txim loj dua muaj los ntawm cov tuam ntxhab
10. Lub sij hawm xa tuaj
Cov khoom hauv Tshuag: 7-15 hnub tom qab them nyiaj
Qhov ntau thiab tsawg: 20-35 hnub tom qab tau txais kev pom zoo
Cov ntsiab lus
DIN 17100 ST52-3 Ob chav-Sided Submerged Arc Welded (DSAW) steel yeeb nkabyog tus hwm siab tshaj - cov khoom muaj zog rau loj - txoj kab uas hla hnyav - cov ntaub ntawv cov qauv siv raws li tam sim no - rho tawm tus qauv German. Nrog yam tsawg kawg nkaus tawm lub zog ntawm355 MPa (51 ksi)- kwv yees li 51% siab dua ST37-2 thiab 29% siab dua ST44-2 - thiab lub zog tensile ntawm490-630 MPa, cov khoom no muaj lub zog zoo heev - rau - qhov hnyav piv rau kev thov cov qauv siv [citation: 1, citation: 2, citation: 6].
Cov yam ntxwv tseem ceeb:
Khoom txheemDIN 17100 ST52-3 (tshem tawm; hloov los ntawm EN 10025-2 S355J2)
Niaj hnub sib npaug: S355J2 (1.0577) , S355J2H(sab laug hollow) [citation:3, citation:6]
Suav sib npaug: Q345B / Q355B
Tsawg carbon cov ntsiab lus(tsawg dua los yog sib npaug rau 0.22%) ua kom zoo weldability
DSAW manufacturingtsim cov kav dej los ntawm16" to 64" ODnrog phab ntsa thickness mus txog75mm ua[Citation: 1, Citation: 7]
Ob -sab vuamtsim ib lub siab -zoo weld nugget
JCOE lossis UOE tsimcov txheej txheem kom paub meej qhov tseeb qhov tseeb
100% ultrasonic kuajntawm weld seam kom zoo
Zoo qis -kub toughness- S355J2 sib npaug lav 27J ntawm -20 degree
Kev xaiv hwmrau hnyav -cov haujlwm ua haujlwm ntawm cov ntawv thov
Cov ntawv thov uas muaj xws li:
High-lub zog muaj zog engineering (hnyav lub tsev ncej, kab, trusses)
Kev tsim kho choj thiab offshore platforms
Heavy machinery (crane booms, excavator Cheebtsam)
Cov hlab ntsha siab thiab cua turbine yees
Heavy-load piling foundations
Thaum ordering, qhia:DIN 17100 ST52-3 (los yog EN 10025-2 S355J2 rau cov haujlwm tshiab), DSAW (Ob-Sided Submerged Arc Welded), Qhov Loj (OD x WT), Ntev, Qhov Kawg Finish (plain / beveled), Coating Requirements, thiab Mill B Test Certificate 10 .
Lus Cim Tseem Ceeb:Rau cov haujlwm tshiab, nws raug pom zoo kom qhia qhov sib npaug niaj hnubEN 10025-2 S355J2los yogEN 10219 S355J2Hes tsis txhob rho tawm DIN 17100 ST52-3 [citation:3, citation:6]. Rau cov ntawv thov uas yuav tsum tau lees paub qhov kub thiab txias ntawm -20 degree,S355J2yog qhov kev xaiv tsim nyog.
