Dab tsi yog qhov txawv ntawm P355 N thiab P355 NH hlau?

Oct 20, 2025 Tso lus

TS EN 10028-3 P355N / P355NH Cov Khoom Siv Hluav Taws Xob

 

Qib hlau

Tshuaj muaj pes tsawg leeg

Steel npe

Hlau tooj

C max

Si max

Mn

P max

S max

Al (tag nrho) min

N max

Cr max

Cu max

Mas max

Nb max

Nim max

Tau max

V max

Nb+Ti+V max

P355N

1.0562

0.18

0.50

1.10-1.70

0.025

0.015

0.020

0.012

0.30

0.30

0.08

0.05

0.50

0.03

0.10

0.12

P355 NH

1.0565

 

TS EN 10028-3 P355N / P355NH steel qauv khoom siv kho tshuab

 

Qib hlau

Kev xa khoom dav dav

hlau thickness
t
mm

yield zog
ReH
MPa
min

Tensile zog
MPa

Tom qab tawg
Elongation
A, % min

Hlau
npe

Hlau tooj

P355N
P355 NH

 

1.0562
1.0565

 

normalizing

Tsawg dua los yog sib npaug li 16

355

490~630

22

16<>

345

40<>

335

60<>

315

470~610

21

100<>

305

460~600

150<>

295

450~590

 

P355N / P355NH steel qauv Kev kho cua sov

 

Annealing, quenching, tempering

P355N / P355NH steel qauv Steel Kev Pabcuam:

Txiav, Drilling, Khoov, Beveling, Vuam

Raws li tus kws tshaj lij thoob ntiaj teb steel ua haujlwm, peb cog lus tias peb tuaj yeem muab koj cov khoom tsim nyog P355N / P355NH steel machining qhov chaw ntawm tus nqi sib tw thiab lub sijhawm xa khoom sai. Peb tuaj yeem tsim raws li tus neeg siv khoom kos duab. Peb khaws ntau P355N / P355NH steel daim hlau hauv peb lub tsev rau khoom. Yog li ntawm no, peb cia siab tias koj tuaj yeem koom nrog peb. Cia peb ua ke los ua kom koj ua tus thawj coj hauv koj lub lag luam steel hauv zos.

 

P355NH yog dab tsi?

Fine grained structural steel rau siab hlab ntsha. P355NH steel yog tus cwj pwm los ntawm kev sib txuas zoo thiab kev ua haujlwm siab kom tawg tawg.

 

P355N khoom yog dab tsi?

Qib P355N yog chromium thiab molybdenum uas muaj Alloy Steel. EN 10216-3 P355N Seamless Tubes yog tsim nrog max ntawm 0.30% Chromium ntxiv rau max ntawm 0.08% Molybdenum, uas txhim kho ntau yam khoom.

 

Qhov txawv ntawm P355N thiab P355NH yog dab tsi?

P355 N thiab P355 Nh yog ob qho tib si siab hlab ntsha hlau, tab sis lawv txawv ntawm lawv cov kev xav tau raws li qhov kub thiab txias. P355 N yog tsim los rau kev pabcuam kub hauv chav, thaum P355 Nh tshwj xeeb rau kev siv kub siab, txhais tau tias nws khaws nws lub zog thiab cov khoom ntawm qhov kub siab dua.

 

Qhov txawv ntawm P355NL1 thiab P355NL2 yog dab tsi?

P355NL1 raug kuaj ntawm -40 degree, ua rau nws haum rau qhov chaw txias. P355NL2 muaj qhov ua tau zoo dua qub, tau dhau qhov kev cuam tshuam kev cuam tshuam ntawm -50 degree, zoo tagnrho rau kev ua haujlwm tsis tshua muaj kub.

 

Dab tsi yog p355 sib npaug rau ASTM cov khoom?

P355GH siab lub nkoj hlau yog qhov sib npaug rau ASTM A516 Qib 70 thiab ASME SA516 Qib 70. Dav siv thoob plaws hauv kev lag luam petrochemical, P355GH yog qib siab nkoj steel raws li tau teev tseg raws li tus qauv Euro Norm (EN10028) uas tau hloov pauv British Standard quivale thiab DIN tus qauv.

 

Hu rau peb

 

Yog tias koj xav paub ntxiv txog GNEE cov khoom, koj tuaj yeem xa email raualloy@gneesteelgroup.com. Peb zoo siab tshaj los pab koj.

 

P355N and P355NH

P355N and P355NH

P355N and P355NH

Qib Ntawm Lub Hwj Hwj Hwj Hwj Hwj Hwj Hwj Hwj Hwj Muab Los ntawm GNEE
ASTM ASTM A202/A202M ASTM A202 Qib A ASTM A202 Qib B    
ASTM A203 / A203M / ASTM A203 / ASTM A203 / ASTM A203 / ASTM A203 / ASTM A203 / ASTM A203 / ASTM A203 / ASTM A203 / ASTM A203 / ASTM A203 / A203M / ASTM A203 / ASTM A203 / ASTM A203 / ASTM A203 / A203M / ASTM A203 / ASTM A203 / A203M / ASTM A203 / ASTM A203 / A203M / ASTM A203 / A203M) ASTM A203 Qib A ASTM A203 Qib B ASTM A203 Qib D ASTM A203 Qib E
ASTM A203 Qib F      
ASTM A204 / A204M ASTM ASTM A204 Qib A ASTM A204 Qib B ASTM A204 Qib C  
ASTM A285/A285M ASTM A285 Qib A ASTM A285 Qib B ASTM A285 Qib C  
ASTM A299 / A299M ASTM ASTM A299 Qib A ASTM A299 Qib B    
ASTM A302/A302M ASTM A302 Qib A ASTM A302 Qib B ASTM A302 Qib C ASTM A302 Qib D
ASTM A387 / A387M ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / A387M / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387 / ASTM A387) thiab ASTM A387 ASTM A387 Qib 5 Qib 1 ASTM A387 Qib 5 Qib 2 ASTM A387 Qib 11 Chav Kawm 1 ASTM A387 Qib 11 Chav Kawm 2
ASTM A387 Qib 12 Chav Kawm 1 ASTM A387 Qib 12 Chav Kawm 2 ASTM A387 Qib 22 Chav Kawm 1 ASTM A387 Qib 22 Chav Kawm 2
ASTM A515/A515M ASTM A515 Qib 60 ASTM A515 Qib 65 ASTM A515 Qib 70  
ASTM A516/A516M ASTM A516 Qib 55 ASTM A516 Qib 60 ASTM A516 Qib 65 ASTM A516 Qib 70
ASTM A517 / A517M Kev Cai ASTM A517 Qib A ASTM A517 Qib B ASTM A517 Qib E ASTM A517 Qib F
ASTM A517 Qib P ASTM A517 Qib J    
ASTM A533 / ASTM A533M / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533 / ASTM A533) thiab ASTM A533 ASTM A533 Qib A Class1 ASTM A533 Qib B Class1 ASTM A533 Qib C Class1 ASTM A533 Qib D Class1
ASTM A533 Qib A Class2 ASTM A533 Qib B Class2 ASTM A533 Qib C Class2 ASTM A533 Qib D Class2
ASTM A533 Qib A Class3 ASTM A533 Qib B Class3 ASTM A533 Qib C Class3 ASTM A533 Qib D Class3
ASTM A537 / ASTM A537 / ASTM A537 / ASTM A537 / ASTM A537 / ASTM A537 / ASTM A537 / ASTM A537 / ASTM A537 / ASTM A537 / ASTM A537 / ASTM A537 / ASTM A537 / ASTM A537 / ASTM A537 / ASTM A537 / ASTM A537 / ASTM A537 / ASTM A537 / ASTM A537 / ASTM A537 / ASTM A537 / ASTM A537 / ASTM A537 / ASTM A537 / ASTM A537 / ASTM A537 / ASTM A537 / ASTM A537 / ASTM A537 / ASTM A537 / ASTM A537 / ASTM A537) thiab ASTM A537 ASTM A537 Qib 1 ASTM A537 Qib 2 ASTM A537 Qib 3  
ASTM A612/A612M ASTM A612 Cov Lus Qhia Tshwj Xeeb      
ASTM A662/A662M ASTM A662 Qib A ASTM A662 Qib B ASTM A662 Qib C  
EN TS EN 10028-2 TS EN 10028-2 P235GH TS EN 10028-2 P265GH TS EN 10028-2 P295GH TS EN 10028-2 P355GH
EN10028-2 16MO3      
TS EN 10028-3 TS EN 10028-3 P275N TS EN 10028-3 P275NH EN10028-3 P275NL1 EN10028-3 P275NL2
TS EN 10028-3 P355N TS EN 10028-3 P355NH EN10028-3 P355NL1 EN10028-3 P355NL2
TS EN 10028-3 P460N TS EN 10028-3 P460NH EN10028-3 P460NL1 EN10028-3 P460NL2
TS EN 10028-5 TS EN 10028-5 P355M EN10028-5 P355ML1 EN10028-5 P355ML2 TS EN 10028-5 P420M
EN10028-5 P420ML1 EN10028-5 P420ML2 TS EN 10028-5 P460M EN10028-5 P460ML1
EN10028-5 P460ML2      
TS EN 10028-6 TS EN 10028-6 P355Q TS EN 10028-6 P460Q TS EN 10028-6 P500Q TS EN 10028-6 P690Q
TS EN 10028-6 P355QH TS EN 10028-6 P460QH TS EN 10028-6 P500QH TS EN 10028-6 P690QH
EN10028-6 P355QL1 EN10028-6 P460QL1 EN10028-6 P500QL1 EN10028-6 P690QL1
EN10028-6 P355QL2 EN10028-6 P460QL2 EN10028-6 P500QL2 EN10028-6 P690QL2
JIS JIS G3115 JIS G3115 SPV235 JIS G3115 SPV315 JIS G3115 SPV355 JIS G3115 SPV410
JIS G3115 SPV450 JIS G3115 SPV490    
JIS G3103 JIS G3103 SB410 JIS G3103 SB450 JIS G3103 SB480 JIS G3103 SB450M
JIS G3103 SB480M      
GB GB713 GB713 Q245R GB713 Q345R GB713 Q370R GB713 12Cr1MoVR
GB713 12Cr2Mo1R GB713 13MnNiMoR GB713 14Cr1MoR GB713 15CrMoR
GB713 18MnMoNbR      
GB3531 GB3531 09MnNiDR GB3531 15MnNiDR GB3531 16MnDR  
DIN TIAB SA 17155 DIN 17155 TSI DIN 17155 HII DIN 17155 10CrMo910 DIN 17155 13CrMo44
DIN 17155 15Mo3 DIN 17155 17Mn4 DIN 17155 19Mn6