Product Overview
ASTM A572 -50 steel I-beamsyog siab-lub zog, qis- alloy structural steel seem siv dav hauv kev tsim kho thiab kev siv lub tsev. Nrog lub zog tawm los ntawm 50 ksi (345 MPa), cov kab hlau no muab lub zog ntau dua rau ib chav tsev hnyav piv rau cov qauv carbon steel qib xws li A36, tso cai rau kev sib dua thiab ua haujlwm zoo dua.
Cov ntsiab lus qis ntawm alloying ntsiab xws li columbium (Nb) thiab vanadium (V) optimizes mechanical zog, txhim kho toughness, thiab txhim khu atmospheric corrosion kuj.
Vim yog cov txiaj ntsig zoo no, A572-50 kab teeb pom kev zoo dua hauv kev tsim kho niaj hnub no. Lwm Cov Qib Muaj: A572 steel I-beams kuj muaj nyob rau qib 42, 55, thiab 60 kom ua tau raws li cov txheej txheem sib txawv.
Product Description
Yam khoom: ASTM A572 steel I-beam
Technology: Kub dov
Kev kho deg: Dub, galvanized, lossis primed
Qhov ntau thiab tsawg: IPN & IPE European tus qauv
Web dav: 42 - 215 mm
Qhov tob: 80-600mm
Web Thickness: 3.8-21.6 hli
Qhov Loj Tshwj Xeeb: Qhov ntau thiab tsawg muaj nyob ntawm kev thov
Chemical Composition (Kev Ntsuas Kub)
| Qib | C (max%) | Mn (max%) | Feem ntau (%) | P (max%) | S (max %) |
|---|---|---|---|---|---|
| 42 | 0.21 | 1.35 | 0.40 | 0.04 | 0.05 |
| 50 | 0.23 | 1.35 | 0.40 | 0.04 | 0.05 |
| 55 | 0.25 | 1.35 | 0.40 | 0.04 | 0.05 |
Mechanical Properties
| Qib | Yield zog (ksi / MPa) | Tensile zog (ksi / MPa) |
|---|---|---|
| 42 | 42 / 290 | 60 / 415 |
| 50 | 50 / 345 | 65 / 450 |
| 55 | 55 / 380 | 70 / 485 |
IPE Dimension Table (ASTM A572 Hlau I-Beam)
| Yam khoom | Qhov hnyav (kg / m) | Qhov tob (mm) | Dav (mm) | Web Thickness (hli) | Flange Thickness (hli) |
|---|---|---|---|---|---|
| PEB 80 | 6.0 | 80 | 46 | 3.8 | 5.2 |
| PIB 100 | 8.1 | 100 | 55 | 4.1 | 5.7 |
| PIB 120 | 10.4 | 120 | 64 | 4.4 | 6.3 |
| PIB 140 | 12.9 | 140 | 73 | 4.7 | 6.9 |
| PIB 160 | 15.8 | 160 | 82 | 5.0 | 7.4 |
| … | … | … | … | … | … |
| PIB 600 | 124.4 | 600 | 220 | 12 | 19 |
IPN Dimension Table (ASTM A572 Steel I-Beam)
| Yam khoom | Qhov hnyav (kg / m) | Qhov tob (mm) | Dav (mm) | Web Thickness (hli) | Flange Thickness (hli) |
|---|---|---|---|---|---|
| PIB 80 | 5.9 | 80 | 42 | 3.9 | 5.9 |
| PIB 100 | 8.3 | 100 | 50 | 4.5 | 6.8 |
| PIB 120 | 11.1 | 120 | 58 | 5.1 | 7.7 |
| PIB 140 | 14.3 | 140 | 66 | 5.7 | 8.6 |
| PIB 160 | 17.9 | 160 | 74 | 6.3 | 9.5 |
| … | … | … | … | … | … |
| PIB 360 | 76.1 | 360 | 143 | 13 | 19.5 |
Qhov zoo ntawm A572-50 Steel I-Beams
Siab zog-rau-Qhov hnyav piv rau kev tsim qauv zoo
A572-50 steel muaj qhov tsawg kawg nkaus lub zog ntawm 50 ksi (345 MPa), ntau dua li cov pa roj carbon steel xws li A36. Qhov no tso cai rau cov kws tsim khoom siv cov ntu me me yam tsis muaj kev cuam tshuam cov peev txheej thauj khoom, txo qhov hnyav tag nrho, kev siv cov khoom siv, thiab cov nqi tsim kho.
Nws lub zog zoo tshaj plaws ua rau nws zoo tagnrho rau cov tsev siab - nce siab, cov txheej txheem kev lag luam, thiab kev tsim choj, qhov chaw muaj kev nyab xeeb thiab kev ua haujlwm tseem ceeb heev.
Txhim kho Corrosion Resistance thiab Toughness
Nrog cov alloying uas tsis tshua muaj xws li columbium (Nb) thiab vanadium (V), A572-50 steel tsim ib lub microstructure uas muab zoo heev torque toughness thiab txhim kho tsis kam rau atmospheric corrosion.
Qhov no ua rau nws tsim nyog rau cov qauv raug rau sab nraum zoov lossis kev lag luam ib puag ncig, kom ntseeg tau ntev -lub sij hawm durability txawm nyob rau hauv cov huab cua hloov pauv los yog muaj tshuaj lom neeg tsawg.
Zoo heev Weldability thiab Formability
A572-50 steel yog engineered rau kub- dov I-beam fabrication, muab zoo weldability, dabtsi yog khoov, thiab tsim cov yam ntxwv. Nws tuaj yeem welded siv cov qauv txheej txheem xws li SMAW, MIG / MAG, thiab TIG yam tsis muaj kev pheej hmoo ntawm kev tawg, uas yog qhov tseem ceeb rau kev sib koom ua ke ntawm cov qauv tsim thiab kev tsim kho ua ntej.
Muaj nyob rau hauv ntau qib thiab Standard Dimensions
Cov hlau no muaj nyob rau qib 42, 50, 55, thiab 60, muab kev yooj yim rau cov txheej txheem sib txawv. European tus qauv IPE thiab IPN qhov ntev tau muab dav, ua rau cov kws tsim qauv thiab cov kws tsim qauv xaiv cov qauv tsim kom zoo dua qub, txo cov nqi tsim khoom thiab cov sijhawm ua haujlwm.
Custom Sizes rau Cov Kev Tsim Kho Tshwj Xeeb
Rau tej yaam num uas yuav tsum tsis yog - qauv spans, qhov tob, los yog thicknesses, A572-50 beams tuaj yeem tsim kev cai tsim kom tau raws li qhov tshwj xeeb engineering.
Qhov no tso cai rau cov kev daws teeb meem hauv kev tsim kho vaj tse, chaw tsim khoom, thiab cov phiaj xwm vaj tsev uas tshwj xeeb geometries lossis xav tau lub zog siab dua.
Daim ntawv thov ntawm A572-50 Steel I-Beams
High-Rise Buildings thiab Industrial Facilities
Muab cov txheej txheem muaj zog rau cov qauv siab thaum txo cov khoom hnyav.
Txhawb nqa hnyav los ntawm cov plag tsev, tshuab, thiab kev pabcuam hauv tsev.
Zoo tagnrho rau modular steel siv thiab prefabricated moj khaum.
Txuas hniav thiab Infrastructure Projects
Siv nyob rau hauv thawj load- bearing girders thiab cross beams.
Lub zog siab - rau - qhov hnyav piv txo qis cov load tuag thiab lub hauv paus xav tau.
Resistant mus rau ib puag ncig kev nyuaj siab, ua rau nws haum rau cov choj nyob rau hauv nroog los yog industrial zones.
Steel Frameworks thiab cov qauv kev txhawb nqa
Tsim cov pob txha ntawm warehouses, factories, thiab industrial factories.
Tau tshaj bolted thiab welded kev sib txuas rau kev sib dhos yooj yim.
Txhawb nqa dynamic thiab zoo li qub loads zoo.
Warehouses thiab Loj -Span Buildings
Ua kom ntev - ncua kab teeb nrog tsawg dua kev txhawb nqa, ua kom qhov chaw hauv pem teb siv tau ntau tshaj plaws.
Txo tus naj npawb ntawm cov kab nruab nrab, txhim kho kev ua haujlwm thiab kev khaws cia layouts.
Muaj peev xwm tiv taus lub ru tsev siab los ntawm cov khoom siv, daus, lossis ib puag ncig quab yuam.
Kev Siv Khoom Siv Tshwj Xeeb
Heavy- lub luag haujlwm platforms, cranes, thiab kev txhawb nqa thav duab hauv kev lag luam.
Cheebtsam yuav tsum muaj siab yield zog yam tsis muaj cov khoom thickness ntau.
Q Dab tsi ua rau A572 steel siab zog thiab weldable?
A572 yog lub siab - lub zog, qis- alloy (HSLA) hlau uas ua tiav cov txiaj ntsig zoo zog los ntawm kev tswj hwm ntxiv ntawm manganese, vanadium, thiab qee zaum niobium. Nws zoo -grain microstructure ua kom ob qho tib si toughness thiab zoo weldability, ua rau nws haum rau cov qauv siv uas yuav tsum tau ntawm - qhov chaw vuam yam tsis muaj preheating.
Q Yuav ua li cas vuam cuam tshuam rau A572 steel?
A Txawm hais tias A572 muaj qhov sib npaug ntawm cov pa roj carbon tsawg, cov khoom siv hluav taws xob ntau dhau thaum lub sij hawm vuam tuaj yeem ua rau thaj chaw softening nyob rau hauv lub tshav kub - cuam tshuam cheeb tsam (HAZ) los yog distortion nyob rau hauv tuab daim hlau. Siv qis-hydrogen electrodes thiab tswj kev sib tshuam ntawm qhov kub thiab txias kom ntseeg tau tias cov welded sib koom ua ke tswj cov khoom siv kho tshuab.
Q Dab tsi yog qhov cuam tshuam qhov kev txwv ntawm cov qib A572 sib txawv?
Ib qho kev cuam tshuam toughness txo qis thaum cov hlau yield zog nce. Piv txwv li, Qib 50 muab qhov toughness txaus rau lub tsev thav duab, whereas Qib 70 yog qhov zoo dua rau cov qauv kev lag luam hnyav los yog txuas hniav, tshwj xeeb tshaj yog nyob rau hauv ib puag ncig txias, qhov twg tsawg - qhov kub thiab txias tsis kam yog qhov tseem ceeb.
Q A572 piv nrog cov hlau me me li A36 li cas?
Piv nrog A36, A572 muaj qhov ua tau zoo dua qhov muaj zog (50–70 ksi vs 36 ksi) thiab txhim kho toughness. Qhov no tso cai rau cov tswv cuab ua kom nyias nyias thiab sib dua, txo cov nqi khoom siv thiab qhov hnyav tag nrho thaum tswj kev ua haujlwm ntawm cov qauv. Txawm li cas los xij, siab dua - daim hlau muaj zog yuav tsum tau siv vuam thiab kev tswj kev tsim khoom.
Q Qhov twg yog A572 feem ntau siv?
A572 tau siv dav hauv cov txuas hniav, cov tsev siab -nce, chaw ntau pob, thiab cov khoom siv hnyav. Nws ua ke ntawm lub zog, weldability, thiab toughness ua rau nws muaj ntau yam kev xaiv rau tej yaam num uas yuav tsum tau siab - steel kev ua tau zoo nrog txhim khu kev qha qauv.
Q Dab tsi fabrication xav txog engineers yuav tsum nco ntsoov?
A Txawm hais tias A572 yooj yim rau vuam dua li quenched - thiab - tempered steels, engineers yuav tsum txiav txim siab preheating rau cov phaj tuab, ua tib zoo npaj cov txheej txheem vuam kom txo tau cov kev ntxhov siab, thiab ua kev soj ntsuam ntawm qhov tseem ceeb welds thiab HAZ kom ua raws li cov neeg kho tshuab specifications.