Yog koj xav tauS235J2 steel phajrau koj qhov kev tsim kho lossis kev tsim vaj tsev, GNEE yog lub chaw tsim khoom thiab cov neeg muag khoom txhim khu kev qha. Peb EN10025-2 S235J2 daim hlau muaj cov khoom siv zoo heev thiab kev tiv thaiv corrosion, ua rau lawv zoo tagnrho rau kev siv hauv kev tsim choj, kev loj, thiab lwm yam kev siv hluav taws xob hnyav.
S235J2 steel phaj
Nrog npaj npaj thiab xa khoom sai, GNEE lav siab - zoo steel phaj rau txhua yam koj xav tau.
Tshuaj muaj pes tsawg leeg ntawm S235J2 Steel Phaj
S235J2 phaj ua raws li EN10025-2 tus qauv nrog cov tshuaj muaj pes tsawg leeg hauv qab no:
| Element | Tsawg dua los yog sib npaug li 40mm Thickness | >40 hli Thickness | Chav tsev |
|---|---|---|---|
| C | 0.17 | 0.17 | % |
| Mn | 1.4 | – | % |
| Si | ~ | ~ | % |
| P | 0.025 | 0.025 | % |
| S | 0.025 | 0.025 | % |
| N | ~ | ~ | % |
| Cu | 0.55 | – | % |
Mechanical Properties ntawm S235J2 Steel Phaj
S235J2 daim hlau muab lub zog txhim khu kev qha rau cov qauv siv nyob rau hauv ob qho tib si txias thiab ambient tej yam kev mob. Ntawm no yog ib qho piv txwv ntawm lawv cov khoom siv kho tshuab:
| Thickness (hli) | Yield zog | Tensile zog | Elongation (%) |
|---|---|---|---|
| Tsawg dua los yog sib npaug li 16 | 235 MPa rau | 360-510 MPa | 15 |
| >16, Tsawg dua lossis sib npaug li 100 | 225 MPa | 330-510 MPa | 20 |
| > 100 | 165 MPa | 330-510 MPa | 20 |
Cov yam ntxwv tseem ceeb:
Yield Strength: 235 MPa (yam tsawg kawg rau daim phiaj Tsawg dua lossis sib npaug li 16 hli)
Tensile zog: 360-510 MPa
Elongation: 15% rau Tsawg dua lossis sib npaug rau 16mm thickness daim hlau
Plates >100mm thickness tswj 330-510 MPa tensile zog thiab 20% elongation
Daim ntawv thov ntawm EN10025-2 S235J2 Steel Phaj
S235J2 steel phaj tau dav siv hauv cov haujlwm hauv qab no:
- Kev tsim kho choj
- Txoj Kev Loj Infrastructure Projects
- Lwm yam Hnyav-Cov Ntawv Thov Kev Ua Haujlwm
Cov phaj no yog tsim los rau ntev - kav ntev nyob rau hauv siab - kev siv zog, ua rau lawv xaiv zoo tshaj plaws rau txhua qhov kev xav tau uas yuav tsum muaj cov khoom siv hlau zoo.
Ntxiv cov xwm txheej thiab cov ntawv pov thawj
Peb muab EN10025-2 S235J2 daim hlau nrog cov xwm txheej hauv qab no thiab ntawv pov thawj:
UT (Ultrasonic Examination)
AR (Raws li Kub Rolled nkaus xwb)
TMCP (Thermal Mechanical Control Processing)
N (Normalized)
Q + T (Quenched thiab Tempered)
Z Direction Test (Z15, Z25, Z35)
Charpy V-Ntch Impact Test
Thib peb-Kev xeem rau tog (xws li SGS, BV, Lloyd's)
Txheej lossis Txhaj Tshuaj Blasting thiab Painting muaj raws li qhov kev thov
Cov ntaub ntawv ntim khoom thiab xa khoom
Ntim Cov Lus Qhia: Txheem export seaworthy ntim lossis customized raws li cov neeg siv khoom xav tau
Lub sij hawm xa tuaj: 30-50 hnub, 7 hnub rau cov khoom lag luam
Chaw thau khoom chaw nres nkoj: Shanghai, Tianjin, Qingdao
Muaj peev xwm: 5,000 MT ib hlis
MOQ: 1 pcs
Ntawm GNEE, peb muab siab - zoo S235J2 steel daim hlau uas tau ntawv pov thawj thiab npaj rau kev siv tam sim hauv kev tsim kho, engineering, thiab lwm yam hnyav - daim ntawv thov.
Tiv tauj peb hnub no rau tus nqi tshiab thiab muaj EN10025-2 S235J2 daim hlau thiab xyuas kom koj qhov project ua tiav nrog peb cov khoom siv hlau ruaj khov thiab txhim khu kev qha.
Tiv tauj peb rau qhov tseeb S235J2 daim ntawv teev nqi
S235J2 steel sib npaug yog dab tsi?
S235J2 yog sib npaug rau ASTM A283 Qib C, muaj zog zoo sib xws thiab weldability. Lub hardness ntawm S235J2 yog dab tsi? Qhov raug Brinell hardness (HB) ntawm S235J2 yog 120-170 HB, nyob ntawm thickness thiab kev kho cua sov.
S355J2 steel yog dab tsi?
Qhov tseem ceeb, S355J2 yog micro-alloyed structural steel uas zoo rau ntau yam kev siv tshuab engineering. Nws muaj qhov zoo heev weldability nrog max CEV=0.47 rau txhua qhov sib txawv, thiab nws feem ntau xa nrog cov ntsiab lus silicon tswj kom tso cai rau cov khoom zoo galvanizing.
Puas yog S355J2 zoo dua S355J0?
S355J0: Haum rau kev siv cov qauv siv dav dav uas qhov kub thiab txias nyob ib puag ncig 0℃lossis siab dua. S355J2: Ntau qhov tsim nyog rau cov huab cua txias lossis cov ntawv thov uas qhov kub yuav poob mus rau -20℃lossis qis dua, xws li cov qauv sab nraum zoov, txuas hniav, lossis kev tsim kho hauv qhov chaw txias.
Puas yog S355J2 N carbon steel?
Kev tsim ntawm S355J2+N daim hlau siv tsuas yog ntshiab, qis- carbon hlau. Lawv yog cov zoo tagnrho rau welding txij thaum lawv muaj zog tensile zog