TS EN 10217-2 P195GH yog tus qauv thiab dav muaj cov khoom siv tshwj xeeb rau kev tsim Kauv Submerged Arc Welded (SSAW) steel kav, , ua. Qhov kev sib xyaw ua ke no yog cov khoom lag luam uas muaj los ntawm ntau lub tuam txhab thoob ntiaj teb rau cov ntawv thov siab uas xav tau kev pabcuam kub siab, xws li hauv boilers, heat exchangers, thiab industrial piping systems, .
Lub npe "EN 10217-2 P195GH Kauv Submerged Arc Yeeb Nkab" sib txuas cov kev nkag-theem siab- kub siab qib (P195GH) los ntawm European siab yeeb nkab qauv nrog cov txheej txheem welding rau loj - txoj kab uas hla, siab-rated piping.
📋 Cov ntsiab lus tseem ceeb rau EN 10217-2 P195GH SSAW Yeeb Nkab
Cov lus hauv qab no qhia txog cov ntsiab lus tseem ceeb rau cov khoom no, raws li cov ntaub ntawv kev lag luam, , , , , , .
| Yam ntxwv | Kev piav qhia |
|---|---|
| Txuj | TS EN 10217-2: "Welded steel raj rau lub hom phiaj siab - Kev xa khoom xa tuaj - Ntu 2: Hluav taws xob welded tsis yog- alloy thiab alloy steel tubes nrog cov khoom ntsuas kub siab", , . |
| Qib Steel | P195GH: Qhov nkag tau -theem siab- kub siab qib. "P" qhia lub hom phiaj siab, "195" qhia qhov tsawg kawg nkaus lub zog ntawm MPa, thiab "GH" sawv cev rau "Gases" thiab "High" kub, qhia qhov tsim nyog rau kev pabcuam kub siab, . |
| Khoom Naj Npawb | 1.0348 . |
| Kev tsim khoom | Spiral Submerged Arc Vuam (SSAW/HSAW/SAWH): Ua los ntawm kub- dov steel coil, nrog cov vuam seam khiav tsis tu ncua nyob rau hauv ib tug kauv raws cov yeeb nkab ntev. Welded siv ob -sided tsis siv neeg submerged arc vuam , , . |
| Chemical Composition (max%), , | Cov pa roj carbon (C):0.13% max Silicon (Si):0.35% max Manganese (Mn):0.70% max Phosphorus (P):0.025% max Sulfur (S):0.020% max Aluminium (Al):Ntau dua lossis sib npaug rau 0.020% min Cr + Cu + Mo + Ni:0.70% max tag nrho cov seem seem |
| Mechanical Properties ntawm Chav Kub, , | Yield Strength (t Tsawg dua los yog sib npaug rau 16mm):195 MPa yam tsawg kawg nkaus Yield Strength (16 < t Tsawg dua los yog sib npaug rau 40mm):185 MPa yam tsawg kawg nkaus Tensile zog:320-440 MPa Elongation (longitudinal):Ntau dua lossis sib npaug li 27% Elongation (transverse):Ntau dua lossis sib npaug li 25% |
| Qhov kub thiab txias tawm lub zog (Rp0.2 min, MPa) | 100 degree:175 MPa 150 degree:165 MPa 200 degree:150 MPa 250 degree:130 MPa 300 degree:113 MPa rau 350 degree:102 MPa 400 degree:94mpa ua |
| Impact Properties | Charpy V-ntsis cuam tshuam: 40 J yam tsawg kawg nkaus ntawm 0℃(longitudinal) 28 J yam tsawg kawg nkaus ntawm -10℃(longitudinal, Option 5) 27 J yam tsawg kawg nkaus ntawm 0℃(transverse) |
| Hom Loj Loj, | Sab nraud txoj kab uas hla:219mm txog 4064mm (kwv yees . 8" rau 160") rau SSAW Phab ntsa Thickness:5mm-32mm (ntau ntau yam) Ntev:3 m rau 12 m txheem; mus txog 18 m muaj |
| Cov Kev Ntsuas Tseem Ceeb, , | Tshuaj ntsuam xyuas:Rau cast Tensile Test:Nyob rau hauv chav tsev kub (ib batch) Kev kub siab Tensile:Thaum tau teev tseg Impact Test:Yuav tsum tau ua rau GH qib (40J ntawm 0 degree) Khoov Test:Rau weld kev ncaj ncees Flattening Test:Rau ductility Hydrostatic Test:100% ntawm cov kav dej; Ntau dua lossis sib npaug rau 1.5 × tsim siab rau Ntau dua lossis sib npaug rau 10 vib nas this; max 7 MPa, NDT ntawm Weld:100% ultrasonic lossis radiographic tshuaj xyuas, Kev tshuaj xyuas qhov muag:100% ntawm cov kav dej |
| Qeb xeem, | TC1:Standard xeem qeb rau cov uas tsis yog -alloy steel raj TC 2:Txhim kho qeb xeem nrog NDT ntxiv ntawm cov yeeb nkab lub cev; yuav tsum tau rau alloy steel tubes |
| Qhov kub thiab txias | Tsim los rauKev pabcuam kub siabmus txog 400 degree,,. |
| Common Applications, | Boiler raj; kub exchangers; superheaters; feedwater kab hauv fais fab nroj tsuag; industrial txheej txheem piping ntawm siab kub; petrochemical cog piping; cheeb tsam cua sov tshuab. |
| Daim ntawv pov thawj | Mill Test Certificate rauEN 10204 Hom 3.1(los yog Hom 3.2 rau kev pov thawj ywj pheej) nrog rau tag nrho cov txiaj ntsig, cov ntaub ntawv taug qab, thiab cov ntaub ntawv PED, , . |
📊 EN 10217-2 Qib Sib piv
P195GH yog qhov nkag- theem siab- qib kub hauv EN 10217-2 specification. Cov lus hauv qab no qhia nws txoj hauj lwm txheeb ze rau lwm qib, , :
| Qib | Yam tsawg kawg nkaus tawm lub zog (MPa) | Tensile zog (MPa) | Kev ntsuas cuam tshuam (0 degree) | Ntsiab Feature | Daim ntawv thov |
|---|---|---|---|---|---|
| P195GH | 195 | 320-440 | 40J | Nkag mus - theem siab - kub | Tsawg-siab boilers, kub exchangers, dav dav elevated kub kev pab cuam |
| P235GH | 235 | 360-500 | 40J | Lub zog nruab nrab | General boiler daim ntaub ntawv, fais fab nroj tsuag piping |
| P265GH | 265 | 410-570 | 40J | Siab zog | Siab - siab boiler raj, superheater Cheebtsam |
| 16 hmo 3 | 280 | 450-600 | 40J (20 degree) | Cr-Mo alloy steel | Siab - qhov kev pab kub txog li 500 degree |
📏 Dimensional Tolerances
TS EN 10217-2 Kev ntsuas qhov ntsuas raws li hauv qab no rau cov kav dej SSAW, , :
| Parameter | Ua siab ntev |
|---|---|
| Sab nraud txoj kab uas hla (D Tsawg dua los yog sib npaug rau 219.1mm) | ± 1% lossis ± 0.5mm (qhov twg ntau dua), |
| Sab nraud txoj kab uas hla (D> 219.1mm) | ± 0.75% lossis ± 6mm (qhov twg ntau dua), |
| Phab ntsa Thickness (T Tsawg dua lossis sib npaug li 5 hli) | ± 10% lossis ± 0.3mm (qhov twg ntau dua) |
| Phab ntsa Thickness (T> 5mm) | ±8% |
| Kev ncaj | Tsawg dua lossis sib npaug li 0.15% ntawm tag nrho qhov ntev (max 3mm ib meter), , , |
| Ntev (L Tsawg dua lossis sib npaug li 6000mm) | 0 - +10 hli (D < 406.4mm); 0 - +25 hli (D Ntau dua lossis sib npaug rau 406.4mm), , |
| Ntev (6000 |
0 - +15 hli (D < 406.4mm); 0 - +50 hli (D Ntau dua lossis sib npaug rau 406.4mm), , |
🔍 Cov ntsiab lus tseem ceeb kom nkag siab
Dab tsi "EN 10217-2 P195GH" txhais tau tias: Qhov no yog European tus qauv rau welded siab cov kav dej nrog qhov ntsuas kub siab. P195GH yog qhov nkag tau -theem siab- qib kub, nrog qhov tsawg kawg nkaus tawm lub zog ntawm195 MPa uantawm chav tsev kub. Cov lus "GH" qhia tias tsim nyog rauRojthiabSiabkub kev pab cuam,. Cov kav dej rau tus qauv no yog tsim los ua kom tau raws li qhov tseem ceeb ntawm kev nyab xeeb ntawm EU Cov Khoom Siv Hluav Taws Xob (PED) 2014/68/EU.
Kev kub siab muaj peev xwm: Qhov tseem ceeb ntawm P195GH yog nwslav lub zog ntawm qhov kub thiab txiasmus txog 400 degree. Lub zog tawm los txo qis nrog qhov kub thiab txias, raws li qhia hauv cov lus saum toj no. Qhov no tso cai rau cov neeg tsim qauv los suav cov kev ntxhov siab rau siab -kub siv.
Guaranteed Impact Properties: Tsis zoo li TR1 qib hauv EN 10217-1, GH qib yuav tsum tauYuav tsum tau kuaj Charpy cuam tshuam ntawm 0 degree(40J longitudinal yam tsawg kawg nkaus), ua kom muaj kev ruaj ntseg rau kev nyab xeeb - cov ntawv thov tseem ceeb.
Aluminium Requirement: P195GH xav tauQhov tsawg kawg nkaus aluminium ntsiab lus ntawm 0.020%rau cov nplej ua kom zoo, ua kom zoo - cov qauv nplej thiab txhim kho cov khoom siv kho tshuab .
PED Kev Ua Raws CaiTS EN 10217-2 Kev sib haum xeebEU Cov Khoom Siv Hluav Taws Xob Cov Lus Qhia 2014/68/EU. Cov kav dej uas tsim los rau tus qauv no nrog cov ntawv pov thawj tsim nyog (EN 10204 Hom 3.1) raug suav tias yog ua raws li qhov tseem ceeb ntawm kev nyab xeeb ntawm PED.
Kev tsim khoomTS EN 10217-2 Cov kav dej tuaj yeem tsim los ntawm ntau yam txheej txheem suav nrogHFW (High Frequency Welded)thiabSAW (Submerged Arc Welded). Rau cov kav loj - txoj kab uas hla, SAW txheej txheem (xws li kauv SAW) feem ntau yog siv , , .
Qeb xeem: Tus qauv muaj ob pawg xeem, :
TC 1: Standard xeem qeb rau cov uas tsis yog - alloy steel tubes, xws li tshuaj ntsuam xyuas, tensile xeem, flattening xeem, cuam tshuam kev xeem, thiab NDT ntawm lub weld seam
TC 2: Txhim kho qeb xeem nrog NDT ntxiv ntawm cov yeeb nkab lub cev; Yuav tsum tau rau cov hlau hlau hlau (piv txwv li, 16Mo3)
Cov txheej txheem tsim khoom rau EN 10217-2 P195GH SSAW Yeeb Nkab
Cov txheej txheem tsim khoom ua raws li tus qauv SSAW cov txheej txheem tsim khoom nrog cov kev tswj xyuas zoo tsim nyog rau kev siv siab - kub siab, , , :
| Kauj ruam | Kev piav qhia |
|---|---|
| 1. Kev npaj cov khoom nyoos | Kub-rolled steel coils raws li P195GH chemistry yuav tsum tau (tag nrho tua, nplua nplej hlau nrog Al Ntau dua lossis sib npaug li 0.020%) yog qib, tshuaj xyuas, thiab ntug-milled , , . |
| 2. Kauv sib sau | Cov hlau sawb txuas ntxiv tsim rau hauv cov duab cylindrical ntawm lub kaum ntse ntse tshwj xeeb ntawm chav tsev kub. |
| 3. Submerged Arc Vuam | Muab ob npaug rau-sided tsis siv neeg submerged arc vuam (sab hauv thiab sab nraud) tsim cov kauv seam nrog kev nkag mus rau tag nrho. SAW raj tuaj yeem tsim nrog longitudinal (SAWL) lossis helical (SAWH) seams, . |
| 4. Tsis yog-Kev kuaj kev puas tsuaj | 100% ultrasonic lossis radiographic tshuaj xyuasNtawm tag nrho cov weld seam yuav tsum tau ua raws li EN 10217-2 cov cai, , , . |
| 5. Kev Ntsuas Hydrostatic | Txhua cov yeeb nkab ib tus zuj zus los kuaj xyuas qhov siab ncaj ncees (Ntau dua lossis sib npaug rau 1.5 × tsim siab, Ntau dua lossis sib npaug rau 10 vib nas this; max 7 MPa), , . |
| 6. Kev kuaj xyuas tshuab | Kev ntsuam xyuas tensile (chav kub thiab xaiv qhov kub siab), kev ntsuam xyuas flattening, khoov kuaj, thiabYuav tsum tau kuaj Charpy cuam tshuam ntawm 0 degreelos xyuas cov khoom, , . |
| 7. Dimensional soj ntsuam | 100% pov thawj ntawm qhov ntev, ncaj, thiab xaus squareness ib EN 10217-2 tolerances. |
| 8. Kev ua tiav tiav | Xaus npaj (dawb los yog beveled) rau welding teb; beveled xaus rau phab ntsa thickness> 4mm feem ntau, . |
| 9. Daim ntawv pov thawj | EN 10204 Hom 3.1 daim ntawv pov thawj tshuaj xyuas nrog tag nrho traceability, tshuaj ntsuam xyuas, khoom siv kho tshuab, NDT cov txiaj ntsig, thiab cov ntaub ntawv PED, , . |
🏭 Daim ntawv thov
TS EN 10217-2 P195GH SSAW kav yog siv rau hauv kev siv siab kub siab, , ,:
| Daim ntawv thov | Qhov kub thiab txias | Vim li cas P195GH thiaj xaiv |
|---|---|---|
| Boiler Tubes | Txog li 400 degree | Guaranteed kub lub zog; Kev ua raws li PED |
| Thaum tshav kub kub Exchangers | Txog li 400 degree | Zoo weldability; certified siab ntsuas |
| Superheaters | Txog li 400 degree | Yuav tsum muaj kev cuam tshuam rau kev nyab xeeb |
| Feedwater Kab | Mus txog 300 degree | Txhim khu kev ua tau zoo hauv cov chaw tsim hluav taws xob |
| Muaj Txheej Txheem Piping | Txog li 400 degree | Kev ua raws li European qauv; tag nrho traceability |
| Cheeb tsam cua sov | Txog li 150 degree | Tus nqi -zoo rau cov kab loj loj; ntawv pov thawj zoo |
| Petrochemical cog | Txog li 400 degree | Haum rau cov uas tsis yog -corrosive siab- cov kua dej kub |
📝 Cov ntsiab lus tseem ceeb
PED Kev Ua Raws CaiTS EN 10217-2 Kev sib haum xeebEU Cov Khoom Siv Hluav Taws Xob Cov Lus Qhia 2014/68/EU. Cov kav dej rau tus qauv no nrog EN 10204 Hom 3.1 ntawv pov thawj yog tsim rau CE - cov cuab yeej ntsuas siab.
Kev xeem qeb xaiv: Rau cov ntawv thov tseem ceeb, qhia meejTC 2xeem qeb uas suav nrog NDT ntxiv ntawm cov yeeb nkab lub cev, .
Cov kev xaiv ntxiv :
Kev xaiv 4: Kev ntsuas cuam tshuam ntawm qhov ntsuas kub (xws li -20 degree)
Kev xaiv 5: Ntxiv longitudinal impact test ntawm -10 degree
Kev xaiv 2: Tighter txwv ntawm cov ntsiab lus tooj liab kom txhim kho formability
Kub Derating: Kev tsim qauv yuav tsum suav nrog qhov txo qis ntawm qhov tawm los ntawm lub zog siab ntawm qhov kub siab. Siv cov khoom ntsuas kub ntawm qhov ntsuas kub kom raug tso cai rau kev ntsuas kev ntxhov siab.
International Approximations: P195GH tsis muaj qhov sib npaug ncaj qha hauv ASTM cov qauv, txawm hais tias nws yog kwv yees li:
ASTM A106 Qib A(zoo li lub zog, seamless nkaus xwb)
ASTM A53 Qib A(zoo li chav tsev kub lub zog, tsis muaj qhov ntsuas kub siab)
Weldability: P195GH tau zoo heev weldability nrog tsawg carbon sib npaug. Rau kev siv lub nkoj siab, cov txheej txheem vuam yuav tsum tsim nyog raws li cov cai muaj feem xyuam.
Ua kom tiav Specification: Thaum xaj, qhia meej, :
TS EN 10217-2, Qib P195GH, Qeb xeem [TC1 lossis TC2], SAWH (kauv welded), Loj (OD x WT), Ntev, Xaus Xaus
Tus qauv qauv: [e.g., EN 10217-2: 2019]
Cov txheej txheem txheej: [piv txwv li, liab qab, kua roj vanish, FBE, 3LPE]
Ib qho kev xaiv ntxiv (Kev Xaiv 4, Kev Xaiv 5) yog tias xav tau
Daim ntawv pov thawj: EN 10204 Hom 3.1 (los yog Hom 3.2)
📝 Cov ntsiab lus
TS EN 10217-2 P195GH Kauv Submerged Arc Welded kavyog atus qauv, PED-kev xaiv ua rawsrau siab kub siab daim ntaub ntawv raws li European siab yeeb nkab txheem, , . Nrog yam tsawg kawg nkaus chav tsev kub tawm los lub zog ntawm195 MPa uathiab guaranteed siab kub zog mus txog400 degree, cov kav dej no muaj tus nqi -kev daws teeb meem zoo rau cov raj boiler, cov khoom siv hluav taws xob sib hloov, superheaters, thiab cov txheej txheem kev lag luam piping yuav tsum tau ntawv pov thawj siab -kub kev ua haujlwm, .
CovGH qibmuab cov yam ntxwv tseem ceeb suav nrog:
Guaranteed kub lub zognrog cov ntaub ntawv pov thawj txog li 400 degree
Yuav tsum tau Charpy impact testntawm 0℃(40J yam tsawg kawg nkaus) kom ruaj khov rau kev nyab xeeb - daim ntawv thov tseem ceeb
Yam tsawg kawg nkaus txhuas cov ntsiab lus (Ntau dua lossis sib npaug rau 0.020%)rau grain refinement thiab enhanced zog
PED 2014/68/EU ua rawsrau CE- cov cuab yeej ntsuas siab
Ob pawg xeem (TC1 thiab TC2)tso cai rau kev xaiv cov qib tsim nyog raws li qhov kev thov kev thuam,
Muaj nyob rau hauv diameters los ntawm219mm txog 4000mmnrog phab ntsa thicknesses rau32mm ibthiab ntev mus txog18m, cov kav dej no yog tsim los siv tus nqi - cov txheej txheem tsim khoom SSAW zoo thaum ua tau raws li cov kev cai nruj ntawm EN 10217-2 specification, .
P195GH yognkag- qib siab- qib kubnyob rau hauv EN 10217-2 tsev neeg, tsim nyog rau cov ntawv thov uas lub zog siab dua ntawm P235GH lossis P265GH tsis tas yuav tsum muaj. Rau kev siv siab dua lossis kev pabcuam hnyav dua, xav txog kev kho dua tshiab rauP235GHlos yogP265GH , , .
Thaum txiav txim, xyuas kom meej tias koj qhia meej cov qauv ua tiav nrog qib, xeem qeb (TC1 lossis TC2), txheej txheem tsim khoom (SAWH), qhov yuav tsum tau muaj, thiab cov txheej txheem txheej txheem raws li koj daim ntawv thov tshwj xeeb thiab PED cov cai, .
