S355J2 thiab S355K2Hlau Daim Hlauyog nyob rau hauv tib tus qauv,En10025-2Cov. EN S355 Steel hlau muaj cov txiaj ntsig zoo (yam tsawg kawg yog lub zog ntawm 355 N / MMOL) thiab tensile lub zog. Nws yog cov txheej txheem qib qib uas tau siv dav hauv kev lag luam engineering thiab kev tsim kho. EC S355 steel tuaj yeem muab rau ntau yam kev kho thiab kuaj cov kev xaiv kom ntseeg tau tias nws yog cov hlau siv tau siv tau yooj yim hauv koj cov haujlwm ntau yam.
S355J2 thiab S355K2 Cov phiaj hlau muaj tib cov tshuaj sib xyaw thiab lub zog li hauv qab no:
S355J2 thiab S355K2 hlau daim hlau muaj tshuaj sib xyaw:
| Tuab (mm) | C | Mn | Si | P | S | N | CU |
| hauv qab 40 | 0.2 | 1.6 | 0.55 | 0.025 | 0.025 | - | 0.55 |
| >40 | 0.22 |
S355J2 thiab S355K2 hlau daim hlau muaj tshuaj sib xyaw:
| Rov qab tsawg kawg tau lees txais lub zog (Mpa) | R m (mpa) | ||||||||||||
| rau nominal tuab (hli) | rau nominal tuab (hli) | ||||||||||||
| <16 | =>16 | >40 | >63 | >80 | >100 | >150 | >200 | >250 | <3 | =>3 | >100 | >150 | >250 |
| Tsawg dua los yog sib npaug rau 40 | Tsawg dua los yog sib npaug rau 63 | Tsawg dua los yog sib npaug rau 80 | Tsawg dua los yog sib npaug rau 100 | Tsawg dua los yog sib npaug rau 150 | Tsawg dua los yog sib luag rau 200 | Tsawg dua los yog sib npaug rau 250 | Tsawg dua los yog sib npaug rau 400 | Tsawg dua los yog sib npaug rau 100 | Tsawg dua los yog sib npaug rau 150 | Tsawg dua los yog sib npaug rau 250 | Tsawg dua los yog sib npaug rau 400 | ||
| 355 | 345 | 335 | 325 | 315 | 295 | 285 | 275 | 265 | 510-680 | 470-630 | 450-600 | 450-600 | 450-600 |
Txawm li cas los xij, dab tsi yog qhov sib txawv ntawm S35J2 thiab S355K2 cov phiaj? Nws tsuas yog lus dag nyob rau hauv lawv cov kev xeem:
J2 cim Charpy V - Cov neeg cuam tshuam ntawm cov lus qhia ntev 27 joules ntawm -20 ˚c nyob rau hauv 150 hli thickness.
K2 lub cim Charpy V - cov lus cuam tshuam} cov lus cuam tshuam tsis tau sim ntev dua 40 joules ntawm -20 ˚c max 100mm tuab.
S355k2 hlau daim hlauCharpy v - cov neeg cuam tshuam tsis tau sim ntev dua 40 joules ntawm -20 ˚c,S355j2 hlau phajCharpy V - Cov neeg cuam tshuam tsis tau sim ntev 27 Joules ntawm -20 ˚c nyob rau hauv 150mm thickness. S355K2 cov phiaj hlau tau zoo nyob rau hauv cov dej num kub tsawg.
Yog xav paub ntxiv txog qhov sib txawv ntawm S3555j2 thiab S355K2 cov hlau nplaum, lossis txawm tias txawmS355J0thiabS355jr daim hlau, txais tos los sab laj rau peb.
