S355JR qib steelyog ib qho tseem ceeb ntawm cov khoom siv hauv kev tsim vaj tsev. Nws muab cov txiaj ntsig zoo tshaj plaws thiab lub zog tensile ib txwm muab nrog ntau yam kev kho mob thiab kev sim, kom paub tseeb tias nws yog qhov kev xaiv zoo los siv hauv kev lag luam thiab cov haujlwm sib txawv.
EN10025 European Standard Cov Qauv Hlau
EN 10025 yog cov txheej txheem European txheej txheem steel rau cov khoom kub dov hauv carbon steel. S355 qib kuj tau txhais nyob rau hauv tus qauv no, tsis yog qib no kuj muaj S235, S275, S460, S550, S620, S690 nrog rau tej yam kev mob kub dov, normalized, quenched, thiab tempered.
en 10025-2 s355jr Equivalent Materials
En 10025-2 s355jr muaj ntau yam khoom sib npaug hauv cov qauv thoob ntiaj teb, tso cai rau kev xa khoom thoob ntiaj teb thiab hloov pauv. Cov lus hauv qab no qhia cov qhab nia sib npaug los ntawm lub teb chaws / tus qauv:
|
Lub teb chaws/Standard |
Qib sib npaug |
Sau ntawv |
|
USA (ASTM) |
A572 Qib 50 |
Zoo sib xws lub zog thiab weldability |
|
Lub teb chaws Yelemees (DIN) |
TSI 52-3 |
Sib piv toughness ntawm +20 degree |
|
Nyiv (JIS) |
SWB 490A |
Sib npaug rau kev siv cov qauv |
|
Tuam Tshoj (GB) |
Q345B |
Matches yield zog thiab cuam tshuam |
|
Fabkis (AFNOR) |
E36-2 |
Cov khoom zoo sib xws rau kev tsim kho |
|
ISO |
FE510B |
General structural sib npaug |
|
UK (BS) |
50B |
Piv rau cov ntawv thov offshore |
S355 specifications
| Qib | cim | |
| S355 | JR | Charpy cuam tshuam kev ntsuas ntawm chav tsev kub 20 degree |
| J0 | Charpy Impact tests ntawm 0 degree | |
| J2 | Charpy kev ntsuam xyuas ntawm -20 degree | |
| S355J2 | N | Kev kho mob normalized |
| G3 | Kev kho mob normalized | |
Cov lus hauv qab no qhia cov tshuaj muaj pes tsawg leeg ntawm qib S355JR
| Qib hlau |
C |
Mn | Si | P | S | N | Cu | Lwm yam | CEV |
|
max. |
max. | max. | max. | max. | max. | max. | max. |
max. |
|
|
% |
% | % | % | % | % | % | % |
% |
|
| S355 JR | 0,24 | 1,60 | 0,55 | 0,040 | 0,040 | 0,012 | 0,55 | – |
0,45 |
Cov lus hauv qab no qhia cov khoom siv kho tshuab ntawm qib S355JR
| Qib hlau | Yam tsawg kawg nkaus yield zog | Tensile zog Rm | ||||||
| MPa | MPa | |||||||
| Nominal thickness | Nominal thickness | |||||||
| mm | mm | |||||||
|
Tsawg dua los yog sib npaug li 16 |
>16 |
>40 | >63 | >80 | >100 | >3 | >100 | |
| Tsawg dua los yog sib npaug li 40 | Tsawg dua lossis sib npaug li 63 | Tsawg dua los yog sib npaug li 80 | Tsawg dua los yog sib npaug li 100 | Tsawg dua los yog sib npaug li 125 | Tsawg dua los yog sib npaug li 100 |
Tsawg dua los yog sib npaug li 125 |
||
|
S355 JR |
355 | 345 | 335 | 325 | 315 | 295 | 470-630 |
450-600 |
en 10025-2 s355jr Applications
En 10025-2 s355jr yog ntau yam thiab siv dav hauv:
- Kev tsim kho: Rau cov txuas hniav, cov tsev, thiab cov chaw ntau pob, uas yuav tsum muaj lub zog siab thiab zoo toughness.
- Offshore Engineering: Nyob rau hauv lub platforms thiab cua turbines, leveraging nws corrosion kuj thiab tej yam toughness.
- Hnyav Machinery: Rau cranes, excavators, thiab cov khoom siv mining, qhov twg durability nyob rau hauv dynamic loads yog ib qho tseem ceeb.
- Shipbuilding: Hauv cov hulls thiab superstructures, tau txais txiaj ntsig los ntawm nws cov weldability thiab lub zog.
- Kev Siv Zog: Rau cov kav dej thiab cov tso tsheb hlau luam, zoo ib yam li EN 10025 S355J2G3 cov khoom siv steel hlau tab sis nrog cov qauv nruj.
GNEE steel's en 10025-2 s355jr daim hlau muaj nyob rau hauv thicknesses ntawm 6-300 mm, nrog rau kev xaiv rau kev txiav- rau-loj thiab cladding rau tshwj xeeb daim ntaub ntawv.
en 10025-2 s355jr Vim li cas thiaj xaiv GNEE steel?
GNEE steel yog tus thawj coj thoob ntiaj teb hauv kev muab DIN EN 10025-2 S355JR daim hlau, muab:
Certified Zoo: Cov phaj tau kuaj xyuas ultrasonic, Charpy qhov kev ntsuam xyuas ntawm +20 degree, thiab tshuaj ntsuam xyuas kom tau raws li EN 10025-2 tus qauv.
Kev kho kom haum: Muaj nyob rau hauv thicknesses ntawm 6-300 hli, nrog rau kev xaiv rau normalization, txiav - mus rau - loj, thiab beveling rau zoo fabrication.
Kev muab khoom thoob ntiaj teb: Tus nqi sib tw thiab txhim khu kev xa khoom los ntawm Tuam Tshoj mus rau thoob ntiaj teb kev lag luam, nrog cov khoom lag luam hauv cov chaw nres nkoj tseem ceeb rau kev hloov pauv sai.
Kev pab txhawb nqa: Cov kws tshaj lij qhia txog kev xaiv S355JR piv rau lwm qib zoo li EN 10025-2 S355JR + N lossis EN 10025-2 S275J2 steel.
GNEE Steel kuj muab ntau yam siab - lub zog steel phaj, xws li A514 Qib F, A572 Qib 50, A588 Qib A, S355JR, S690Q, SS400, S690QL, Q345B, Q345E, thiab lwm yam. Yog tias koj xav paub ntau ntxiv txog cov hlau phaj +8615824687445 los yog xa email rauinfo@gneesteels.com. Koj tuaj yeem sab laj nrog peb, thiab peb txaus siab los teb koj cov lus nug.
FAQ
S355JR sib npaug li cas?
S355JR cov qib sib npaug muaj cov tshuaj lom neeg zoo heev thiab cov khoom siv kho tshuab rau cov hlau S355JR. Ob lub S355JR sib npaug qib Q345B, A572 Gr 50, ST52-3, SM490B thiab S355JR steel yog cov khoom tseem ceeb ntawm BBN steel.
Cov yam ntxwv steel qib S355JR yog dab tsi?
S355JR steel muaj lub zog siab - rau - qhov hnyav piv, ua rau nws tsim nyog siv rau hauv kev thauj khoom- cov kabmob xws li txuas hniav, vaj tse, thiab cov qauv sab nrauv. Nws muaj qhov tsawg kawg nkaus lub zog ntawm 355 N / mm², ua rau nws yog ib qho ntawm cov qib steel muaj zog tshaj plaws.
Qhov txawv ntawm S355JR thiab J2 yog dab tsi?
Hauv S355JR thiab S355J2 steel, JR thiab J2 qhia tias cov hlau yuav tsum tau ua +20℃cuam tshuam kev xeem thiab -20℃cuam tshuam kev xeem feem. Qhov sib txawv ntawm qhov kub thiab txias yog qhov sib txawv ntawm S355JR thiab S355J2 steel. S355J2 steel tuaj yeem hloov kho kom haum rau qhov ua haujlwm kub qis dua li S355JR steel.
JR txhais li cas hauv steel?
J txhais tau hais tias qhov kev sim tau ua nrog 27 joules ntawm lub zog. Qhov no yog ua raws li R rau chav tsev kub, lossis tus lej xa mus rau qhov ntsuas kub ntawm qhov ntsuas tau ua. Yog li JR yog chav tsev kub (ntxiv rau 20 degrees) J0 yog 0 degrees thiab J2 yog -20 degrees.
Puas yog S355 zoo dua S275?
Qib ntawm cov hlau no muaj zog dua li nws cov S275 counterpart nrog qhov tsawg kawg nkaus lub zog ntawm 355 N / mm2 ua rau nws lub npe S355. Qib no kuj muaj nyob rau hauv phaj, puag ncig bar, tiaj tus bar, thiab txawm muaj nyob rau hauv blocks.
Lub hardness ntawm S355 jr yog dab tsi?
Qib S355JR muaj qhov tsawg kawg nkaus tawm lub zog ntawm 355 MPa. Lub zog cuam tshuam ntawm chav tsev kub ntawm 20℃yog tsawg kawg yog 27 joules.
S355 steel siv rau dab tsi?
Cov qauv hlau no yog siv rau hauv kev tsim cov nkoj thiab kev tsheb ciav hlau. S355 steel kuj pom cov ntaub ntawv zoo tshaj plaws rau kev tsim cov tshuab xws li cranes thiab excavators, nrog rau hauv kev tsim vaj tsev thiab kav dej, cua tshuab thiab twj.
Tus nqi ntawm S355JR ib kg yog dab tsi?
Mild Steel, Qib: S355JR – 0.61 USD/kg|610 USD / ton
Qhov txawv ntawm S275JR thiab S355JR yog dab tsi?
S275JR yog carbon hlau, thaum S355JR yog cov hlau tsis tshua muaj hlau. Ob leeg carbon steel S275JR thiab S355JR qis alloy steel yog nyob rau hauv EN10025-2 tus qauv. S355JR cov hlau tsis tshua muaj hlau yog qib steel siab dua li cov hlau S275JR.
| Lwm cov hlau phaj | ||||
| Lub npe | Khoom siv | Specification (hli) | Tos | Lus ceeb toom |
| Clad steel phaj | P265GH+410,S355JR+410,A516Gr70+316, A537CL1+304L,Q235B+304L,Q345B+304, A516Gr70(NACE)+410,A537CL1+904L, A537CL1+316L,A516Gr70+304L,A537CL1+304 ,A516Gr70+410,A516Gr70+904L |
2-300mm (raws li phaj), 1-50mm (Composited phaj) | / | UT, AR, TMCP.Normalized, Quenched thiab Tempered, Z Direction Test, Charpy V-Ntch impact TestThe Third Party Test, Coated or Shot Blasting and Painting. |
| Tsawg Alloy | Q345A, Q345B, Q345C, Q345D, Q345E, Q390, Q420, Q460C, ST52-3, S355J2+N, SS400, SA302GrC, S275NL, 35CrMo | 6 - 350 | 5788.56 | Normalizing, tempered, tswj dov, kub dov, Kub dov, 1st tshuaj xyuas, 2nd tshuaj ntsuam, 3rd tshuaj ntsuam |
| Pressure Vessel Plate | Q245R, Q345R, Q370R, 16MnDR, 09MnNiDR, 15CrMoR, 14Cr1MoR, 12Cr2Mo1R, SA516Gr60, SA516Gr70, SA516Gr485, SAG281G, SAG281G SA387Gr22, P265, P295, P355GH, Q245R(R-HIC), Q345R(R{30}}HIC) | 3 - 300 | 8650 | Normalizing, tempered, tswj dov, kub dov, Kub dov, 1st tshuaj xyuas, 2nd tshuaj ntsuam, 3rd tshuaj ntsuam |
| High-Plate muaj zog | WH785D/E,Q960D/E,Q890D/E,WH60D/E,WH70B,Q550D,Q590D,Q690D/E | 8 - 120 | 3086.352 | Quenched thiab tempered |
| Hnav-Resistant Phaj | NM360, NM400, NM450, NM500 | 6 - 150 | 3866.297 | Quenched thiab tempered |
| Choj Phaj | Q235qC, Q345qC, Q370qC, Q420qC, Q345qDNH, Q370qDNH, A709 - 50F - 2, A709 - 50T - 2 | 8 - 200 | 2853.621 | Kub dov, normalized, kub dov tswj dov, quenched thiab tempered + toughness thiab brittleness |
