Kev daws teeb meem kev sib txuas txhim khu kev qha rau cov kav dej siab
1. Txheej Txheem Txheeb Xyuas thiab Kev Tso Khoom
EN 10253-2 yog tus qauv tseem ceeb hauv Tebchaws Europe rau kev tsim khoom hauv Hoobkascov yeeb nkab steel butt-weldingsiv rau hauv cov kav dej siab.
Hauv tus qauv no,Hom Bsawv cev rauqib kev ua haujlwm zoo dua, muaj qhov sib txawv ntawm qhov ntev, kev tshuaj xyuas zoo dua, thiab qhov zoo ntawm qhov chaw.
EN 10253-2 Hom B fittings tau siv dav hauvcov kav dej siab qis thiab nruab nrabrau kev thauj mus los ntawm dej, pa dej, roj, roj, thiab ntau yam kua dej hauv kev lag luam, tshwj xeeb tshaj yog qhov twg qhov zoo ntawm kev vuam thiab qhov tseeb ntawm qhov ntev yog qhov tseem ceeb.
2. Hom B piv rau Hom A - Kev Sib Piv Kev Ua Haujlwm
Rooj 1: Qhov Txawv Tseem Ceeb Ntawm EN 10253-2 Hom B thiab Hom A
| Khoom | Hom B | Hom A | Kev Pab Cuam Engineering |
| Kev kam rau siab ntawm phab ntsa | ±12.5% | ±15% | Kev ua haujlwm siab ruaj khov dua |
| Kev tswj hwm qhov ovality | Nyuaj dua | Tus Qauv | Kev sib txuas zoo dua thaum lub sijhawm welding |
| Cov kev cai NDT | Cov kev xaiv zoo dua | Yooj yim | Kev lees paub zoo dua |
| Qhov zoo ntawm qhov chaw | Siab dua | Ib txwm | Txo qhov kev pheej hmoo ntawm qhov tsis zoo |
| Daim ntawv thov ib txwm muaj | Cov txheej txheem siab | Kev siv dav dav | Tsim nyog dua rau cov kav dej tseem ceeb |
3. Cov Khoom Muag thiab Qhov Loj
Womic Steel muab cov khoom siv EN 10253-2 Hom B butt-weld fittings tag nrho.
Rooj 2: Cov Khoom Siv Txheem
| Hom Kev Sib Txuas | Qhov Loj Ntau (DN) | Chav Kawm Siab | Tus Qauv |
| 90 ° Lub Luj Tshib | DN15 – DN600 | PN6 – PN25 | EN 10253-2 |
| 45° Lub Luj Tshib | DN15 – DN600 | PN6 – PN25 | EN 10253-2 |
| Tee Sib Npaug | DN15 – DN600 | PN6 – PN25 | EN 10253-2 |
| Txo Tee | DN20 × 15 - DN600 × 500 | PN6 – PN25 | EN 10253-2 |
| Concentric Reducer | DN20 × 15 - DN600 × 500 | PN6 – PN25 | EN 10253-2 |
| Lub hau yeeb nkab | DN15 – DN600 | PN6 – PN25 | EN 10253-2 |
4. Cov Khoom Siv thiab Cov Qib Hlau
EN 10253-2 Hom B fittings feem ntau yog tsim los ntawm cov hlau carbon thiab alloy uas tsim nyog rau kev pabcuam siab.
Rooj 3: Cov Qib Hlau Feem Ntau Rau EN 10253-2 Hom B
| Qib Hlau | Khoom siv tsis muaj. | Daim Ntawv Thov Ib Txwm Muaj |
| P235GH | 1.0345 | Dej, cua, cov kav dej qis |
| P265GH | 1.0425 | Cov kav dej ua los ntawm cov pa roj, roj, thiab cov kav dej ua lag luam |
| 16Mo3 | 1.5415 | Kev pabcuam kub siab |
5. Cov Kev Cai ntawm Cov Tshuaj Lom Zem
Rooj 4: Cov Tshuaj Lom Zem (Cov Kev Txwv Ib Txwm, wt.%)
| Qib | C | Mn | Si | P | S | Mo |
| P235GH | ≤0.16 | ≤1.20 | ≤0.35 | ≤0.025 | ≤0.020 | — |
| P265GH | ≤0.20 | ≤1.40 | ≤0.40 | ≤0.025 | ≤0.020 | — |
| 16Mo3 | ≤0.16 | 0.40–0.90 | ≤0.35 | ≤0.025 | ≤0.020 | 0.25–0.35 |
6. Cov Khoom Siv Kho Tshuab thiab Cov Kev Xav Tau Cuam Tshuam
Rooj 5: Cov Khoom Siv Kho Tshuab (Chav Kub)
| Qib | Lub Zog Tawm (MPa) | Lub zog Tensile (MPa) | Kev ntev (%) |
| P235GH | ≥235 | 360–500 | ≥25 |
| P265GH | ≥265 | 410–570 | ≥23 |
| 16Mo3 | ≥280 | 450–600 | ≥22 |
Rooj 6: Cov Kev Cai rau Kev Ntsuas Kev Cuam Tshuam
| Qib | Kub Ntsuas | Lub Zog Cuam Tshuam Tsawg Kawg Nkaus |
| P235GH | 0 °C | ≥27 J |
| P265GH | 0 °C | ≥27 J |
| 16Mo3 | -20 °C | ≥27 J |
7. Kev Tsim Khoom thiab Kev Tshuaj Xyuas
EN 10253-2 Hom B fittings muab los ntawm Womic Steel yog tsim los ntawm kev siv tswj hwmcov txheej txheem tsim kub lossis cov txheej txheem tsim txias, ua raws li kev ntsuas qhov ntev.
Kev tshuaj xyuas thiab kev sim tseem ceeb suav nrog:
● Kev tshuaj xyuas tshuaj lom neeg (spectrometer)
● Kev sim tshuab (tensile, impact)
● Kev tshuaj xyuas qhov ntev
● Kev ntsuas tuab ntawm phab ntsa
● Kev kuaj pom thiab kev soj ntsuam saum npoo av
● Xaiv tau NDT (UT / MT) thaum thov
Tag nrho cov khoom siv tau muab nrogDaim ntawv pov thawj EN 10204 3.1 lossis 3.2, xyuas kom meej tias muaj kev taug qab tag nrho. 
8. Peev Xwm Tsim Khoom, Ntim Khoom thiab Xa Khoom
● Tsis muaj MOQIb daim txais tau
●Qhov loj me txheem: Kev xa khoom sai los ntawm Tshuag
●Cov khoom loj / cov ntaub ntawv tshwj xeeb: Ua raws li kev txiav txim
●Ntim KhoomVCI tiv thaiv xeb + seaworthy packing
●Kev Thauj KhoomKev daws teeb meem kev thauj mus los hauv hiav txwv, tsheb ciav hlau, thiab ntau hom kev thauj mus los zoo tshaj plaws
9. Cov Ntawv Thov Ib Txwm Muaj
EN 10253-2 Hom B fittings siv dav hauv:
1. Cov tshuab cua sov thiab HVAC
2. Cov kav dej ua haujlwm hauv kev lag luam
3. Cov chaw kho dej
4. Cov kav dej fais fab thiab cov khoom siv hluav taws xob
5. Cov txheej txheem pabcuam boiler
10. Vim li cas ho xaiv Womic Steel
Ua raws li txoj cai nruj heevEN 10253-2 Hom B
● Kev nrhiav khoom siv raw khoom ruaj khov
● Muaj peev xwm tshuaj xyuas tiav
● Kev tsim khoom yooj ywm thiab teb sai
● Kev paub txog kev muab khoom thoob ntiaj teb
Peb txaus siab rau peb cov kev pabcuam kho kom haum rau koj, cov voj voog tsim khoom sai, thiab lub network xa khoom thoob ntiaj teb, kom ntseeg tau tias koj cov kev xav tau tshwj xeeb tau raug ua tiav nrog kev ua tib zoo thiab kev ua tau zoo.
Lub Vas Sab:www.womicsteel.com
Email: sales@womicsteel.com
Xov tooj/WhatsApp/WeChat: Victor: +86-15575100681 los yog Jack: +86-18390957568
Lub sijhawm tshaj tawm: Lub Peb Hlis-06-2026