S235 / S275 / S355 Cov qauv hlau sib piv thiab cov khoom

Thaum yuav khoomsteel qauvrau kev tsim kho lossis kev lag luam tej yaam num, nkag siab txog qhov sib txawv ntawmS235, S275, thiabS355qib yog qhov tseem ceeb. Cov qhab nia no txhais tau raws li qhovEN 10025 txujthiab sawv cev rau cov khoom siv dav tshaj plaws hauv cov tsev, txuas hniav, cov qauv sab nrauv, thiab cov tshuab hnyav.

Nplooj ntawv no muab kev sib piv ntawm S235 yield zog, S275 yield zog, thiab S355 yield zog, nrog rau lawv cov tshuaj muaj pes tsawg leeg, mechanical zog, thiab sib npaug cov qauv hauv ASTM, JIS, thiab lwm yam specifications.

Kev tsim qauv hauv EN 10025 yog ncaj qha:

Tsab ntawv"S"sawv rausteel qauv.

Tus lej sawv cev rauyam tsawg kawg nkaus yield zoghauv N / mm².

Yog li ntawd:

• S235→ Yam tsawg kawg nkaus tawm lub zog 235 MPa.
• S275→ Yam tsawg kawg nkaus tawm lub zog 275 MPa.
• S355→ Yam tsawg kawg nkaus tawm lub zog 355 MPa.

Cov qhab nia no kuj muaj cov ntsiab lus zoo liS235 JR, S275 JR, thiabS355 JR, uas qhia txog kev cuam tshuam toughness xav tau. Piv txwv li, "JR" txhais tau hais tias cov hlau tau raug sim rau qhov cuam tshuam ntawm chav tsev kub.

Yog xav paub ntxiv txog cov ntsiab lus zoo liJR, J2, thiabNL, saib peb phau ntawv qhia:S355NL cov khoom sib npaug

Qhov sib txawv tseem ceeb ntawm cov qib no yog nyob ntawm lawv lub zog.

Los ntawm qhov kev sib piv no, nws pom tseeb tiasS355 yield zogmuab qhov tseem ceeb nce ntxivS235 yield zogthiabS275 yield zog, ua rau nws yog qhov kev xaiv zoo tshaj plaws rau kev thauj khoom hnyav -cov ntawv thov kev pabcuam.

Hauv kev xyaum, lubQhov sib txawv ntawm S235 thiab S275yog me me rau kev siv dav dav, tab sisS355 vs S275sawv cev rau qhov kev dhia tseem ceeb hauv lub peev xwm thauj khoom thiab kev ua haujlwm tau zoo, tshwj xeeb tshaj yog nyob rau hauv cov xwm txheej dynamic lossis txias.

Qhov sib txawv ntawm lub zog tawm los yog feem ntau los ntawm covcarbon thiab manganese cov ntsiab lus.

Cov kws ua choj yuav tsum nco ntsoov tias thaum nce C thiab Mn txhim kho lub zog, nws tuaj yeem txo qis weldability me ntsis.

Rau feem ntauexport txiav txim los yog kev tsim kho tej yaam num, S235 thiab S275feem ntau muaj los ntawm warehouse Tshuag, thaumS355tej zaum yuav xav taukev cai dovrau cov phaj tuab lossis tsis tshua muaj qhov ntev.

Xaiv ntawmS235, S275, thiab S355nyob ntawm ob qhov kev xav tau ntawm cov qauv thiab qhov project ib puag ncig.

S235 - Rau Cov Qauv Teeb thiab Kev Fabrication

Zoo tagnrho rauthav duab, laj kab, ntim khoom, thiab kev cob qhia me me.

High weldability thiab formability ua rau nws yooj yim rau fabrication thiab sib dhos.

Qhov kev xaiv zoo tshaj plaws raulow-load, nqi-sensitive tej yaam num.

S275 – Rau nruab nrab-Cov qauv muaj zog

Feem ntau hauvcov tsev lag luam, txuas hniav, thiab cov tshuab hnyav.

Muab qhov sib npaug zoo ntawm lub zog, ductility, thiab tus nqi.

Feem ntau siv thaumS235 yog mos heevtab sisS355 tsis tsim nyog.

S355 - Rau Hnyav -Lub luag haujlwm lossis Dynamic Loads

Siv hauvcov choj, cov ntug dej hiav txwv, cov cua ntsawj ntshab, thiab cov tsev siab -nce.

Superior yield zog thiab cuam tshuam toughness, tshwj xeeb tshaj yog nyob rau hauv qis kub.

Txawm tias costlier, nwsntev -lub sij hawm durability thiab load efficiencytsim nyog cov peev.

Hauv kev muag khoom thoob ntiaj teb, cov neeg yuav khoom feem ntau mob siab txogS235 steel sib npaug, S275 khoom sib npaug, los yogS355 steel sib npaugkom ntseeg tau tias kev sib raug zoo nrog cov qauv hauv cheeb tsam xws li ASTM, JIS, lossis GB.

Hauv qab no yog daim ntawv qhia yooj yim sib npaug:

Yog koj muab pivS275 vs S355, xav txog tsis tau tsuas yog lub static load tab sis kuj covib puag ncig yam- xws li cua, vibration, thiab kub. Piv txwv li,S355ua tau zoo heev nyob rau hauvntug hiav txwv dej los yog cheeb tsam txiasvim nws muaj kev cuam tshuam ntau dua.

Thaum xaiv ntawmS235 vs S275 vs S355, qib zoo tshaj plaws nyob ntawm koj qhov project qhov xav tau lub zog, pob nyiaj siv, thiab lub sijhawm xa khoom.

S235- Economical, yooj yim rau fabricate.

S275- Sib npaug kev ua haujlwm thiab tus nqi.

S355- Qib hwm rau cov qauv xav tau.

Rau feem ntau tsim qauv exporters thiab distributors, ib tug ua ke ntawmS235 thiab S275xyuas kom ceev tus me nyuam, thaumS355yog tseg rau tej yaam num uas muaj kev ruaj ntseg thiab durability yog qhov tseem ceeb.

Thov Ib Daim Quote

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.

Cov lus nug nquag

Q: Dab tsi yog qhov txawv ntawm S235, S275, thiab S355 steel?
A: Qhov sib txawv tseem ceeb nyob rau hauv kev tawm dag zog lub zog - 235, 275, thiab 355 MPa raws li - thiab lawv cov ntawv thov sib xws. S355 muaj qhov ua tau zoo tshaj plaws rau siab -load lossis hnyav ib puag ncig.

Q: Qib twg yog qhov zoo tshaj plaws rau kev tsim kho?
A: Rau kev tsim vaj tsev dav dav,S275yog qhov siv ntau tshaj plaws. Rau cov choj lossis cov cua ntsawj ntshab,S355yog nyiam vim zoo toughness thiab qaug zog kuj.

Q: Kuv puas tuaj yeem siv S235 hloov S275?
A: Yog, rau cov teeb pom kev zoo lossis cov haujlwm tsim khoom uas qhov kev xav tau qis qis. Tab sis rau kev nyab xeeb - qhov tseem ceeb, S275 lossis S355 yog kev ntseeg siab dua.

S235 qib steel yog dab tsi?

Kev piav qhia. S235 qib steel yogib qho yooj yim weldable tsawg carbon manganese steel nrog zoo cuam tshuam (xws li nyob rau hauv sub-zero kub).

Dab tsi yog cov hlau sib npaug ntawm S235?

S235JR sib npaug qib hauv Is Nrias teb yogIS2062 qib B. Yuav ua pov thawj li cas? Cia peb kuaj nws raws li hauv qab no. S235JR carbon steel phaj yog cov qauv carbon steel uas siv tau rau hauv ntau yam txheej txheem fabrication.

Qhov txawv ntawm S235 thiab S355 yog dab tsi?

Txawm hais tias lub zog sib txawv, cov tshuaj muaj pes tsawg leeg ntawm S235 thiab S355 yog ze li qub.Qhov txawv tsuas yog nyob rau hauv cov txheej txheem dov thiab txias, uas cuam tshuam rau txhua yam khoom xws li lub zog tawm los thiab lub zog tensile

Dab tsi yog qhov txawv ntawm ASTM A36 thiab S235?

ASTM A36 muaj kev txwv nruj dua ntawm cov ntsiab lus carbon (tsawg dua lossis sib npaug rau 0.26%), ua kom zoo ib yam. S235JR muaj kev tswj nruj dua ntawm phosphorus thiab sulfur, txhim kho weldability

S355 steel qib yog dab tsi?

Kev piav qhia. S355 qib steel yognruab nrab tensile, tsawg carbon manganese hlauuas yog yooj yim weldable thiab muaj kev cuam tshuam zoo (tseem nyob rau hauv sub-zero kub).

Dab tsi yog sib npaug rau S355 steel phaj?

A572-50

S355 Sib npaug Phaj Qib

ASTM tau txheeb xyuasA572-50raws li kev hloov pauv tau txais S355. Ob qib muaj cov tshuaj lom neeg zoo sib xws thiab muaj siab -lub zog, qis- alloy structural steels.

Qhov txawv ntawm A36 thiab S355 yog dab tsi?

ASTM A36 yog cov pa roj carbon me me uas muaj kev sib txuas zoo, ua haujlwm tau zoo, thiab tus nqi qis, ua rau nws zoo tagnrho rau kev tsim qauv. Nws muaj qhov tsawg kawg nkaus tawm lub zog ntawm 250 MPa. S355, ntawm qhov tod tes, yog siab -lub zog qis- alloy steel hauv qab EN 10025-2, nrog lub zog tawm los ntawm 355 MPa.

S275 steel qib yog dab tsi?

S275 yogcov qib qis carbon steel nrov heev haum rau ntau yam kev lag luam dav dav thiab kev siv cov txheej txheem. Muab raws li kub dov tsis alloy steel nws yog siv dav hauv kev tsim kho, tu thiab tsim kev lag luam.

Qhov twg zoo dua, S275 lossis S355?

Zuag qhia tag nrho, ob qho tib si S275 cov qauv hlau thiab S355 kev tsim kho steel muaj lub zog zoo txhua yam thiab siv tau ntau yam. S355 steel muaj tus nqi siab dua li S275 hom. Txawm tias tus nqi sib txawv no,S355 cov qauv hlau feem ntau nyiam vim nws qhov hnyav ntawm cov qauv piv rau S275 hom

Puas yog S275 sib npaug rau A36?

ASTM A36 daim hlau muaj min. yield zog ntawm 250 MPa thiab S275JR carbon steel phaj muaj ib tug tawm los ntawm 275 MPa. Thiab lub zog tensile ntawm S275JR carbon steel phaj kuj me ntsis siab dua li ntawm ASTM A36 daim hlau. Yog liNws tsis yog txoj cai hais tias "S275JR sib npaug rau ASTM A36".