S355J2 thiab S355J2W yog siab- lub zog cov qauv hlau nrog tib yam tsawg kawg nkaus tawm lub zog (355 MPa), tab sis qhov sib txawv tseem ceeb yog S355J2W yog cov hlau huab cua (EN 10025-5) nrog ntxiv cov ntsiab lus alloying (Cu, Cr, Ni, thiab lwm yam) rau kev tiv thaiv corrosion. xeb-zoo li patina, thaum S355J2 (EN 10025-2) yog tus qauv uas tsis yog-alloy structural steel, xav tau cov txheej txheem los tiv thaiv, ua S355J2W zoo tagnrho rau kev nthuav dav architectural thiab hnyav sab nraum zoov, whereas S355J2 suits kev tsim kho.
Tshuaj muaj pes tsawg leeg ntawm S355J2
|
C |
Si |
Mn |
Ni |
P |
S |
Cr |
Mo |
|
max 0.24 |
0.60 |
1.70 |
|
Max 0.035 |
Max 0.035 |
|
|
|
V |
Nb |
Ti |
N |
Cu |
|
|
|
|
|
|
|
|
0.60 |
|
|
|
Tshuaj muaj pes tsawg leeg ntawm S355J2W
|
C |
Si |
Mn |
Cu |
P |
S |
Cr |
N |
|
0.19 |
0.55 |
0.45-1.60 |
0.20-0.60 |
0.035 |
0.035 |
0.35-0.85 |
0.010 |
Mechanical zog ntawm qib S355J2
|
|
-150 |
150-250 |
250-400 |
|
Tsawg zog nominal thicknessTemperature (-20) |
27 |
27 |
27 |
|
Nominal thickness (hli) |
rau 16 |
16 - 40 |
40 - 63 |
63 - 80 |
80 - 100 |
100 - 150 |
150 - 200 |
200-250 |
250-400 |
|
ReH - Yam tsawg kawg nkaus tawm lub zog (MPa) |
355 |
345 |
335 |
325 |
315 |
295 |
285 |
275 |
265 |
|
Nominal thickness (hli) |
-3 |
3-100 |
100-150 |
150-250 |
250-400 |
|
Rm -Tensile zog (MPa) |
510-680 |
470-630 |
450-600 |
450-600 |
450-600 |
|
Nominal thickness (hli) |
3-40 |
40-63 |
63-100 |
100-150 |
150-250 |
250-400 |
|
A - Tsawg kawg elongation Lo=5,65 √ Yog li (%) |
22 |
21 |
20 |
18 |
17 |
17 |
Mechanical zog ntawm qib S355J2W
|
Kub |
-20 |
-10 |
0 |
20 |
|
Notch Impact Test. Min. absorbed zog J |
27 |
|
Nominal thickness (hli) |
rau 16 |
16 - 40 |
40 - 63 |
63 - 80 |
80 - 100 |
100 - 150 |
|
ReH - Yam tsawg kawg nkaus tawm lub zog (MPa) |
355 |
345 |
335 |
325 |
315 |
295 |
|
Nominal thickness (hli) |
rau 3 |
3 - 100 |
100-150 |
|
Rm -Tensile zog (MPa) |
510-680 |
470-630 |
450-600 |
|
Nominal thickness (hli) |
Ntau dua lossis sib npaug li 1.5＜2 |
Ntau dua lossis sib npaug rau 2﹤2.5 |
Ntau dua lossis sib npaug li 2.5＜3 |
Ntau tshaj los yog sib npaug rau 3 ~ 40 |
Ntau dua lossis sib npaug rau 40﹤63 |
Ntau dua lossis sib npaug rau 6﹤100 |
Ntau tshaj los yog sib npaug rau 100﹤150 |
|
A - Yam tsawg kawg elongation Lo=5,65 √ Li ntawd (%) Longitudinal |
16 |
17 |
18 |
22 |
21 |
20 |
18 |
S355J2 hlau
Hom: Tsis yog - alloy structural steel.
Lub ntsiab feature: zoo weldability, siab zog (min 355 MPa tawm los).
Corrosion Resistance: Txheem, yuav tsum tau pleev xim / txheej.
Impact Test: J2 txhais tau tias 27 Joules ntawm 20℃(chav temp).
Daim ntaub ntawv: Kev tsim kho dav dav, txuas hniav, tshuab thav duab, tso tsheb hlau luam.
S355J2W Steel (Wathering Steel)
Hom: Cov qauv hlau nrog txhim kho atmospheric corrosion kuj (EN 10025-5).
Cov yam ntxwv tseem ceeb: Ua kom ruaj khov, tiv thaiv patina (xeb txheej) thaum raug huab cua, tshem tawm cov duab xav tau.
Alloys: Muaj tooj liab (Cu), Chromium (Cr), Nickel (Ni).
Impact Test: Kuj muaj J2 (27J ntawm 20 degree) thiab zoo low -temp toughness.
Daim ntaub ntawv: Architectural facades, sculptures, txuas hniav, chimneys, railway wagons, sab nraum zoov kos duab / rooj tog.
