TS EN 10025-2 S355JRyog siv dav siv tsis yog - alloy structural steel qib tsim los rau kub- dov daim ntaub ntawv yuav tsum tau muaj zog, weldability zoo heev, thiab txhim khu kev qha cuam tshuam.
Nrog rau qhov tsawg kawg nkaus lub zog ntawm 355 MPa, S355JR feem ntau siv rau hauv kev tsim kho, txuas hniav, cov tshuab hnyav, cov qauv hauv ntug dej hiav txwv, thiab cov phiaj xwm kev tsim kho thoob ntiaj teb.
TS EN 10025-2 S355JR
Raws li kev lees paub thoob ntiaj teb cov chaw tsim khoom thiab xa tawm cov qauv hlau phaj, Gangsteel (GNEE Group) muab cov nqi them EN 10025-2 S355JR steel daim hlau tsim rau kev thov hauv kev tsim kho, nkoj tsim, kev tsim khoom sab nrauv, thiab cov khoom siv hnyav. Txhua daim hlau yog tsim los ntawm kev tswj xyuas nruj thiab muab nrog EN 10204 3.1 daim ntawv pov thawj zeb xeem.
EN 10025-2 S355JR Equivalent Material Grade Overview
Raws li kev xav tau thoob ntiaj teb, cov engineers feem ntau yuav tsum txheeb xyuas EN 10025-2 S355JR cov khoom sib npaug raws li lwm cov qauv thoob ntiaj teb. Cov sib npaug no raug xaiv raws li cov tshuaj lom neeg zoo sib xws, cov khoom siv kho tshuab, thiab kev ua haujlwm ntawm daim ntawv thov.
Cov Qib sib npaug ntawm EN 10025-2 S355JR
ASTM A572 Qib 50 (USA)
High-lub zog qis- alloy structural steel siv rau cov tsev thiab txuas hniav
DIN ST52-3 (Lub teb chaws Yelemees)
Tsis yog - alloy structural steel nrog lub zog sib piv thiab weldability
JIS SM490A (Nyiv)
Rolled steel rau welded qauv nrog zoo sib xws lub zog thiab toughness
GB Q345B (Tuam Tshoj)
Tsawg- alloy siab- lub zog steel dav siv hauv kev tsim kho thiab tshuab
NFA 35-501 E 36-2 (Fabkis)
Structure steel rau kev siv dav siv
UNI 7070 Fe 510 B (Ltalis)
Tsis yog- alloy structural steel rau load-cov kabmob
BS 4360 Qib 50B (UK, rho tawm)
Cov qub British qauv sib npaug hauv lub zog
UNE 36.080 AE 355 B (Spain)
Cov qauv hlau nrog cov yam ntxwv zoo sib xws
Cov qib no feem ntau lees txais los ua cov hloov pauv rau EN 10025-2 S355JR, raws li qhov kev pom zoo thiab cov kev cai tshwj xeeb.
Kev sib piv tshuaj lom neeg ntawm EN 10025-2 S355JR thiab qib sib npaug
Kev tsim tshuaj lom neeg ntawm EN 10025-2 S355JR thiab nws qhov sib npaug ua kom zoo weldability, txaus toughness, thiab ruaj khov zog. Cov kev hloov me me muaj nyob ntawm cov qauv hauv tebchaws.
Chemical Composition Comparison (% los ntawm Nyhav)
| Element | S355 JR | ASTM A572 Gr 50 | Qauv TSIS MUAJ: DIN ST52-3 | JIS SM490A | GB Q345B | NFA E36-2 | UNI Fe 510 B | BS 50 IB | UNE AE 355 B |
|---|---|---|---|---|---|---|---|---|---|
| C | 0.24 | 0.23 | 0.20 | 0.18 | 0.20 | 0.22 | 0.22 | 0.20 | 0.22 |
| Mn | 1.60 | 1.35 | 1.60 | 1.60 | 1.70 | 1.60 | 1.60 | 1.50 | 1.60 |
| P | 0.035 | 0.040 | 0.040 | 0.035 | 0.035 | 0.040 | 0.040 | 0.040 | 0.040 |
| S | 0.035 | 0.050 | 0.040 | 0.035 | 0.035 | 0.045 | 0.050 | 0.050 | 0.050 |
| Si | 0.55 | 0.40 | 0.55 | 0.55 | 0.50 | 0.55 | 0.55 | 0.55 | 0.55 |
| Cu | 0.55 | – | – | – | 0.30 | – | – | 0.35 | – |
| N | 0.012 | – | 0.009 | – | – | – | – | – | – |
| Fe | Tshuav | Tshuav | Tshuav | Tshuav | Tshuav | Tshuav | Tshuav | Tshuav | Tshuav |
Mechanical Properties Comparison: S355JR thiab qib sib npaug
Los ntawm kev pom kev siv tshuab, EN 10025-2 S355JR cov ntaub ntawv sib npaug yog ua raws li qib tib lub zog.
Cov Khoom Siv Hluav Taws Xob (t Tsawg dua lossis sib npaug li 16 hli)
| Qib | Yield zog (MPa) Min. | Tensile zog (MPa) |
|---|---|---|
| TS EN 10025-2 S355JR | 355 | 470–630 |
| ASTM A572 Qib 50 | 345 | 450–620 |
| Qauv TSIS MUAJ: DIN ST52-3 | 355 | 490–630 |
| JIS SM490A | 325 | 490–610 |
| GB Q345B | 345 | 470–630 |
Cov txiaj ntsig no tau lees paub tias S355JR thiab nws qhov sib npaug tuaj yeem siv sib hloov hauv feem ntau cov ntawv thov.
Vim li cas thiaj xaiv Gangsteel rau EN 10025-2 S355JR Steel Phaj?
Gnee Steel muaj ntau yam ntawm EN 10025-2 S355JR cov qauv steel phaj nrog:
- Qhov chaw zeb ruaj khov thiab tswj cov txheej txheem nruj
- EN 10204 3.1 daim ntawv pov thawj rau txhua pawg
- Optional ultrasonic kuaj (UT) thiab kev ntsuam xyuas cuam tshuam
- Kev them nyiaj yug rau SGS / BV / TUV thib peb- tog tshuaj xyuas
- Export- txheem ntim rau hiav txwv freight
Hauv kev xaus, EN 10025-2 S355JR sib npaug cov khoom siv qib xws li ASTM A572 Qib 50, JIS SM490A, GB Q345B, NFA E36-2, thiab UNI Fe 510 B muab cov tshuaj sib piv cov tshuaj muaj pes tsawg leeg thiab kev ua haujlwm zoo rau kev ua haujlwm thoob ntiaj teb.
Kev xaiv zaum kawg yuav tsum xav txog:
- Qhov kev xav tau ntawm qhov project
- Daim ntawv pov thawj thiab kev soj ntsuam xav tau
- Muaj thiab lub sijhawm xa khoom
S355JR sib npaug li cas?
S355JR cov qhab nia sib npaug muaj cov tshuaj lom neeg zoo heev thiab cov khoom siv kho tshuab rau cov hlau S355JR. Ob qhov S355JR sib npaug qibQ345B, A572 Gr 50, ST52-3, SM490Bthiab S355JR steel yog cov khoom tseem ceeb ntawm Gnee steel.
Qhov txawv ntawm S275JR thiab S355JR yog dab tsi?
S275JR: Muaj qhov tsawg kawg nkaus tawm lub zog ntawm 275 MPa rau thicknesses txog 16 hli. Qhov no ua rau nws haum rau cov ntawv thov uas muaj lub zog muaj zog txaus. S355JR: Muab qhov siab tshaj qhov ua tau zoo ntawm 355 MPa rau thicknesses txog 16 hli, ua rau nws zoo tagnrho rau tej yaam num uas yuav tsum tau ntau dua load- bearing muaj peev xwm.
S355JR steel yog dab tsi?
355jr uaqib qis- carbon steel feem ntau siv rau hauv cov qauv siv. Nws yog ib feem ntawm 'S' tsev neeg hlau, uas suav nrog qib S235, S275, thiab S355. Qhov kev xaiv "JR" txhais tau hais tias cov khoom tau raug rau Charpy V- qhov ntsuas qhov cuam tshuam ntawm 208℃thiab muaj qhov cuam tshuam tsawg kawg ntawm 27 Joules.