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1.4404 vs . 1.4306} stainless hlau: sib txawv tseem ceeb

Oct 27, 2025

Dab tsi yog qhov sib npaug ntawm 1.4306 stainless hlau?

1.4306 / AISI 304L / X2CRNI19-11 yog qhov tseem ceeb ntawm cov ntau dua ntawm 1.4307. Vim nws cov ntsiab lus chromium ib me me thiab muaj ntau dua cov ntsiab lus npib tsib xee, {}}}} AISI 304L muaj ntau dua corrosion tsis kam tshaj 1.4307.

 

Dab tsi yog 1.4404 stainless hlau sib npaug rau?

Stainless hlau hom en 1.440, tseem hu ua AISI 316L qib, yog Austenicial stainless hlau specification nrog cov zog corrosion tsis kam. Nws yog ib txoj kev xaiv carbon tsawg tsawg rau Aisi 316.

 

Dab tsi yog qhov sib txawv ntawm 1.440 thiab 1.4306 stainless hlau?

1.4404 (AISI 316L): muaj molybdenum, uas muab nws ntau dua kev tiv thaiv, tshwj xeeb tshaj yog nyob rau hauv chlorides, xws li cov txheej txheem dej hiav txwv lossis tshuaj lom neeg.
1.4306 (AISI 304L): Nws yog tus nqi qis dua, Molybdenum-dawb version ntawm 304, zoo tagnrho rau kev ua kom tsawg heev.

 

1.440 vs 1.4306 stainless cov hlau-}}} cov khoom siv tshuaj

1. Tshuaj lom neeg sib xyaw

Lub ntsiab
1.4404 (AISI 316L)
1.4306 (AISI 304L)
Carbon (c)
Tsawg dua los yog sib npaug rau 0.03%
Tsawg dua los yog sib npaug rau 0.03%
Chromium (cr)
16-18%
17-19%
Npib tsib caug (ni)
10-14%
8-12%
Molybdenum (mo)
23%
0%
Manganese (mn)
Tsawg dua los yog sib npaug rau 2%
Tsawg dua los yog sib npaug rau 2%
Phosphorus (p)
Tsawg dua los yog sib npaug rau 0.045%
Tsawg dua los yog sib npaug rau 0.045%
Sulphur (s)
Tsawg dua los yog sib npaug rau 0.03%
Tsawg dua los yog sib npaug rau 0.03%
Silicon (si)
Tsawg dua los yog sib npaug rau 1%

Tsawg dua los yog sib npaug rau 1%

 

Cov Khoom Siv Neeg Kho Tshuab

Ntiag tug
1.4404 (AISI 316L)
1.4306 (AISI 304L)
Elastic txwv
200-300mpa
210-290mpa
Lub zog tensile
500-700MPA
520-750MPA
Elongation
Ntau dua los yog sib npaug rau 40%
Ntau dua los yog sib npaug rau 40%
Kev nyuaj
150-220 HB
150-190 HB

Kuj:

Ob leeg yogAustenitic Stainless hlaunrog zoo sib xws ntawmpaib lub zog / tensile lub zog ntawm chav tsev kub(1.4306: ntau dua los yog sib npaug rau 205 MPa / ntau dua lossis sib npaug nrog 520 mpa; Txawm li cas los xij, tus1.4404, Vim yog tusSolut hardening cov nyhuv ntawm molybdenum, MuajNtau dua kev qaug zog thiab tsawg dua lub zog tsis pom zoo los ntawm kev ua kom huv ntev hauv corrosionCov. Tus1.4306, Ntawm qhov tod tes,Ua ntej tshaj versatility nyob rau hauv ib lub pob-ua tau zooCov.

 

Qhov twg stainless hlau zoo dua rau cov ntawv thov marine, 1.440 lossis 1.4306?

1.4404 (AISI 316L) yog qhov kev xaiv marine uas nyiam ua rau pitting corrosion thiab tawg los ntawm chlorides, ua tsaug rau nws cov ntsiab lus molybdenum siab dua.

 

Yog 1.4306 stainless hlau tsawg dua li 1.4404?

Yog lawm, 1.4306 (304L) feem ntau tus nqi tau siv tau ntau dua li 1.440 (316L) vim tsis muaj cov ntawv thov tsawg dua uas tsis xav tau kev ua haujlwm zoo dua.

 

Dab tsi yog qhov kev xaiv ntawm 1.440 thiab 1.4306 Stainless hlau?

Qhov kev xaiv ntawm 1.440 thiab 1.4306 nyob ntawm kev xav tau corrosion tsis kam ntawm koj daim ntawv thov thiab kev txiav txim siab.
1.440: Sawv tawm hauv kev sib zog ib puag ncig, xws li cov tub rog lossis tshuaj lom neeg, ua tsaug rau nws txoj kev tiv thaiv corrosion.
1.430: Muaj kev xaiv tus nqi-kho kom zoo rau kev lag luam dav dav thiab kev ua zaub mov noj, uas corrosion tsis txaus yog qhov txaus.

Tiv tauj peb rau kev thov cov qauv, cov lus qhia lossis cov lus qhia rau 1.440 lossis 1.4306 stainless cov khoom lag luam!

Xyuas kom koj txoj haujlwm siv cov khoom siv zoo tshaj plaws rau kev ua haujlwm ntev, ua tau zoo thiab tus nqi.es@gescosteel.com

 1.4404 y 1.4306 acero inoxidable