S235JR hlauyog ib qho nrov uas tsis yog- alloy structural steel ua raws li EN 10025-2 tus qauv. Raws li cov chaw tsim khoom ntseeg siab, GNEE Steel muab cov phaj, cov khoom ntev, cov ntawv kub -cov khoom dov, cov hlua hlau, thiab forgings. Peb cov S235JR steel muaj qhov zoo tshaj plaws weldability thiab txias-forming zog, ua rau nws zoo tagnrho rau pej xeem thiab kev lag luam tej yaam num.
S235JR hlau
Hauv thawj 100 lo lus, peb tseem ceeb GNEE ua cov chaw tsim khoom. Cov ntsiab lus qis carbon (<0.2%) ensures smooth welding performance and high reliability in structural applications.
Tshuaj muaj pes tsawg leeg ntawm S235JR Steel
S235JR tshuaj muaj pes tsawg leeg (%) rau thickness Tsawg dua los yog sib npaug rau 40mm (dawb qauv):
| Element | C | Mn | P | S | N | Cu |
|---|---|---|---|---|---|---|
| S235 JR | Tsawg dua lossis sib npaug li 0.17 | Tsawg dua lossis sib npaug li 1.40 | Tsawg dua lossis sib npaug li 0.035 | Tsawg dua lossis sib npaug li 0.035 | Tsawg dua lossis sib npaug li 0.12 | Tsawg dua los yog sib npaug li 0.55 |
Qhov kev sib xyaw no muab qhov sib npaug ntawm lub zog, ductility, thiab weldability, haum rau ntau yam haujlwm engineering.
Mechanical Properties ntawm S235JR Steel
Yield zog, tensile zog, thiab elongation los ntawm nominal thickness:
| Thickness (hli) | Min Yield Strength ReH (MPa) | Tensile zog Rm (MPa) |
|---|---|---|
| Tsawg dua los yog sib npaug li 16 | 235 | 360–510 |
| >16–40 | 225 | 360–510 |
| >40–100 | 215 | 360–510 |
| >100–150 | 195 | 350–500 |
| >150–200 | 185 | 340–490 |
| >200–250 | 175 | 340–490 |
| >250–400 | 165 | 330–480 |
S235JR steel muab kev ntseeg siab rau cov khoom siv hauv tsev, ua kom muaj zog thiab ua haujlwm ntev ntawm cov tuab tuab.
Ntiaj teb sib npaug ntawm S235JR Steel
S235JR steel tau lees paub thoob ntiaj teb thiab muaj ntau qhov sib npaug:
USA: 1015
Lub teb chaws Yelemees: RSt37-2, USt37-2, St37-2
Fabkis: E24-2
ua: 40b
Spain: AE 235 B-FN, AE 235 B-FU
Ltalis: Fe360B
Nyiv: SM400A, SS400
Tuam Tshoj: Q235A, Q235B, Q235D
Russia: Ст2пс, Ст2сп, Ст3пс, Ст3сп
Qhov kev ua tau zoo no tso cai rau cov engineers xaiv S235JR steel rau cov haujlwm thoob ntiaj teb.
Kev siv ntawm S235JR Steel
S235JR steel yog dav siv rau:
- Industrial thiab vaj tsev vaj tse
- Fais fab kis tau tus yees thiab offshore platforms
- Cov khoom siv thiab cov tshuab
- Roj & roj platforms thiab txuas hniav
- General structural engineering tej yaam num
Qhov zoo:
- Zoo weldability yam tsis muaj kev txwv
- Txias- tsim thiab tsim khoom- tus phooj ywg
- Txhim khu kev ua tau zoo rau kev siv pej xeem thiab kev lag luam
Lus Cim: Rau cov khoom siv hlau tuab, muaj kev pheej hmoo ntawm kev sib tsoo txias nce; Cov txheej txheem vuam kom raug raug pom zoo.
Vim li cas thiaj xaiv GNEE rau S235JR Steel
GNEE Steel muab:
- Cov khoom siv ncaj qha los ntawm cov chaw tsim khoom
- EN 10204 / Mill Test Certificate (MTC)
- Tag nrho cov khoom lag luam: daim hlau, cov khoom ntev, cov hlua hlau, thiab forgings
- Kev txhawb nqa pub dawb, kev hais lus, thiab kev xa khoom xa tuaj
- Kev tswj xyuas nruj rau cov tshuaj muaj pes tsawg leeg thiab cov khoom siv kho tshuab
Rau siab - zoo S235JR steel daim hlau, tuav, thiab cov qauv hlau, GNEE Steel ua kom ntseeg tau cov tshuab ua haujlwm zoo, kev ua raws li tus qauv thoob ntiaj teb, thiab cov nqi sib tw. Zoo meej rau welding, structural fabrication, thiab civil engineering tej yaam num.
S235JR khoom yog dab tsi?
Steel qib S235JR yog ib qho kev siv dav dav thiab tshuab hlau uas tau ua raws li EN 10025-2 tus qauv. Kev faib tawm: Tsis yog - alloy structural steel. Cov khoom lag luam: Semi-cov khoom tiav, cov khoom siv ntev thiab cov ntawv kub dov, hlau pas nrig thiab forgings.
S235JR steel sib npaug yog dab tsi?
ASTM A36: ASTM A36 yog ib qho American standard carbon structural steel specification, uas yog feem ntau siv nyob rau hauv cov qauv siv. Nws yog ze tshaj rau S235JR hais txog cov tshuaj muaj pes tsawg leeg.
JR sawv cev rau dab tsi hauv S235JR?
S235JR: Tsab ntawv "S" sawv cev rau "Structural," qhia tias cov hlau yog cov hlau tsim. Tus lej "235" sawv cev rau qhov tsawg kawg nkaus yield zog, piv txwv li, 235 MPa (megapascals). Lub cim "JR" yog hais txog qhov toughness thiab cuam tshuam tsis kam ntawm cov hlau.
Lub zog tawm los ntawm S 235 Jr yog dab tsi?
Qib S235JR muaj qhov tsawg kawg nkaus tawm lub zog ntawm 235 MPa. Lub zog cuam tshuam ntawm chav tsev kub ntawm 20℃yog tsawg kawg yog 27 joules. Cov hlau ntawm qib S235JR yog qhov tsim nyog rau qis- qhov kev ntxhov siab hauv steel thiab mechanical engineering.
Puas yog S235JR yog cov hlau me me?
S235JR yog ib qib tshwj xeeb ntawm cov hlau me me uas tau teev tseg raws li EN 10025. Thaum nws zaum hauv cov hlau me me, nws tau tswj cov tshuaj thiab cov khoom siv kho tshuab uas ua rau nws kwv yees ntau dua li cov hlau tsis zoo lossis tsis zoo.
S235JR steel khoom yog dab tsi?
S235JR yog ib qho qis-carbon, tsis yog- alloy structural steel txhais los ntawm EN 10025-2 tus qauv. Tus "S" sawv cev rau "cov qauv," txhais tau hais tias nws yog tsim los siv rau hauv cov khoom siv thauj khoom ntawm cov tsev, tshuab, lossis kev tsim kho vaj tse.
Qhov txawv ntawm S235JR thiab S355JR yog dab tsi?
Yield Strength: S235JR muaj lub zog nominal yield ntawm 235 MPa, thaum S355JR muaj lub zog ntau dua ntawm 355 MPa. Qhov no 50% nce nyob rau hauv lub zog yield ua rau S355JR muaj peev xwm tiv taus ntau dua loads, ua rau nws tsim nyog rau siab - kev nyuaj siab structural applications.