Thaum xaiv weathering steel rau kev siv cov qauv, qhov sib txawv ntawmQ355GNH Steel Tubethiab Q355NH Steel Tube ncaj qha cuam tshuam rau lub neej kev pabcuam, tus nqi tu, thiab kev ua haujlwm corrosion.
Q355GNH Steel Tube
Thaum ob leeg koom nrog GB / T 4171 weathering steel qauv, Q355GNH Corten Steel Tube raug cais raws li qib siab huab cua, tshwj xeeb yog tsim los rau cov cheeb tsam hnyav uas tus qauv NH hlau yuav tsis txaus.
Core Difference ntawm Q355NH vs Q355GNH
Ob qho khoom siv yog tsawg- alloy atmospheric corrosion- cov hlau tsis muaj zog, tab sis lawv cov qib kev ua tau zoo sib txawv.
Q355NH Steel Tube
Standard weathering steel nrog yooj yim Cu-Cr alloy system, haum rau kev siv sab nraum zoov.
Q355GNH Steel Tube
Enhanced Weathering Steel Tube nrog optimized P-Cr-Ni muaj pes tsawg leeg, tsim los tsim kom muaj qhov ntom ntom, ruaj khov tiv thaiv patina.
Kev sib piv tshuaj lom neeg: Q355NH vs Q355GNH
Kev hloov kho tiag tiag los ntawm NH mus rau GNH yog nyob rau hauv kev tswj cov tshuaj lom neeg, tshwj xeeb tshaj yog phosphorus thiab chromium.
Chemical Comparison (%)
| Element | qw 355n | qw 355g | Kev cuam tshuam kev ua haujlwm |
|---|---|---|---|
| C | Tsawg dua lossis sib npaug li 0.16 | Tsawg dua lossis sib npaug li 0.12 | Tsawg carbon txhim kho weldability |
| P | Tsawg dua lossis sib npaug li 0.030 | 0.070–0.150 | Qhov tseem ceeb tshaj plaws rau ntom tiv thaiv patina |
| Cr | 0.40–0.80 | 0.50–1.25 | Txhim kho corrosion kuj |
| Ni | Tsawg dua lossis sib npaug li 0.65 | 0.12–0.65 | Txhim kho toughness & stability |
| Cu | 0.25–0.55 | 0.25–0.55 | Daim ntawv -raws li corrosion barrier |
Siab dua P + Cr cov ntsiab lus hauv Q355GNH Weathering Steel Tube=muaj zog dua, ruaj khov dua los tiv thaiv- txheej txheej corrosion.
Mechanical Properties & Long -Lub Sij Hawm Ua Haujlwm ntawm Q355NH vs Q355GNH
Txawm hais tias ob qho tib si qib sib txawv muaj zog sib xws, lawv qhov ntev - lub sij hawm durability txawv heev.
Mechanical Performance Comparison
| Khoom | qw 355n | qw 355g |
|---|---|---|
| Yield zog | Ntau dua lossis sib npaug li 355 MPa | Ntau dua lossis sib npaug li 355 MPa |
| Tensile zog | 490-630 MPa | 470-630 MPa |
| Elongation | Ntau dua lossis sib npaug li 22% | Ntau dua lossis sib npaug li 22% |
| Corrosion Resistance | 2-4 × carbon hlau | 5-8 × carbon hlau |
| Tshooj Loss dhau sijhawm | Nruab nrab | Tsawg kawg |
Q355GNH Steel Tube tswj cov txheej txheem tuab ntev dua, txo qhov kev pheej hmoo ntawm qhov ntev - lub sij hawm tsis muaj zog.
Vim li cas thiaj xaiv Q355GNH Welded Steel Pipes?
Tus nqi kho qis dua
Cov patina tuab tsim los ntawm Q355GNH Corten Steel Tube tso cai rau siv nyob rau hauv liab qab steel mob, tshem tawm painting thiab re- txheej txheej.
Kev ua tau zoo dua hauv Hnyav Ib puag ncig
Piv rau Q355NH, Q355GNH Steel Tube ua tau zoo dua hauv:
- Ntug hiav txwv dej (ntxuav tshuaj tsuag)
- Cov cheeb tsam muaj kuab lom
- High humidity ib puag ncig
Ntau ruaj khov & Uniform tsos
Qhov saum npoo hloov zuj zus los ntawm txiv kab ntxwv mus rau xim av sib sib zog nqus thaum lub sij hawm, ua kom zoo ib yam architectural tiav, tsis zoo li tsis sib xws rusting nyob rau hauv qis dua - qib steels.
Environmentally Friendly
Tsis muaj xim=tsis muaj VOC emissions
Kev cuam tshuam lub neej qis dua rau cov phiaj xwm loj loj
Daim ntawv thov ntawm Q355NH vs Q355GNH
| Daim ntawv thov | Pom zoo Qib |
|---|---|
| General Structures (hauv av) | qw 355n |
| Painted steel qauv | qw 355n |
| Cov choj (nqaij ntug dej hiav txwv / nthuav tawm) | qw 355g |
| Sab nraum zoov architecture | qw 355g |
| Kev lag luam zones | qw 355g |
| Ntim / thauj | qw 355g |
Yog hais tias ib puag ncig yog nruj → xaiv Q355GNH Weathering Steel Tube
Vim li cas thiaj xaiv peb Q355GNH Steel Tube rau muag?
Cov tshuaj lom neeg tiag tiag - Tsis muaj kev hloov pauv
Yog tias koj qhov project xav tau kev ua haujlwm huab cua tiag tiag, qhov sib xyaw tseem ceeb tshaj li tus nqi.
Peb lav qhov tseeb Q355GNH Steel Tube nrog tag nrho traceability.
Siab -Quality Welded Steel Pipes
Peb Q355GNH welded steel kav (ERW & LSAW) raug:
- Seam kho cua sov
- 100% kev kuaj ultrasonic
- nruj me ntsis tswj
Xyuas kom cov weld lub zog sib tw lub hauv paus hlau.
Yooj Yim Ntau Lawm
Peb muab:
- Txoj kab uas hla (219mm - 1420mm)
- Kev cai phab ntsa thickness
- Tsau -ntev ntau lawm
- Pab txo cov khib nyiab thiab txhim kho installation efficiency.
Yog tias koj qhov project raug huab cua hnyav, muaj kuab paug, lossis ntev -ntev sab nraum zoov, xaiv Q355NH kom txuag tau tus nqi pib feem ntau ua rau cov nqi kho mob ntau dua tom qab.
Yog tias koj xav tau cov khoom siv uas xa mus ntev - lub sijhawm ua haujlwm ntev, txo kev txij nkawm, thiab kev ua haujlwm ruaj khov, ces Q355GNH Steel Tube tsis yog qhov hloov kho dua tshiab - nws yog qhov kev xaiv raug.
Yog tias koj tab tom nrhiav ib tus neeg muag khoom txhim khu kev qha uas tuaj yeem muab cov ntaub ntawv pov thawj, kev tsim khoom ruaj khov, thiab kev txhawb nqa engineering, Gnee npaj txhij los txhawb koj qhov project los ntawm kev qhia txog kev xa khoom.
Tiv tauj peb tam sim no rau kev sib tham, MTC daim ntawv qhia, thiab cov lus ceev ceev rau Q355GNH steel raj.
Hu rau tam sim no kom tau txais GB / T4171 Q355GNH Ncaj Seam Welded Steel Pipe Quote
Q355GNH Steel Tube yog dab tsi?
Q355GNH Steel Tube yog lub siab - lub zog huab cua steel raj tsim los rau kev siv sab nraum zoov. Nws muaj tooj liab, chromium, thiab npib tsib xee, uas tso cai rau nws los tsim cov txheej txheem tiv thaiv xeb uas txhim kho corrosion zoo piv rau cov pa roj carbon zoo tib yam.
Puas yog Q355GNH tib yam li Corten Steel Tube?
Yog lawm, Q355GNH Corten Steel Tube yog dav suav hais tias sib npaug rau cov huab cua zoo li ASTM A588, tab sis tsuas yog thaum qhov tseeb Cu-Cr-Ni muaj pes tsawg leeg. Qee tus neeg xa khoom tuaj yeem hloov Q355B, uas tsis muab cov huab cua zoo ib yam.
Puas yog Q355GNH Steel Tube ua kom xeb dhau sijhawm?
Tsis yog, Q355GNH Weathering Steel Tube tsim cov patina ruaj khov tom qab thawj zaug raug. Thaum cov txheej txheem tiv thaiv no tau tsim, nws qeeb qeeb ntxiv corrosion thiab tiv thaiv cov qauv sab hauv es tsis txhob ua kom tsis tu ncua.
Q355GNH Steel Tube puas xav tau kev pleev xim lossis txheej?
Hauv ntau qhov chaw sab nraum zoov, Q355GNH Steel Tube tsis tas yuav tsum tau pleev xim rau vim tias ntuj patina ua raws li kev tiv thaiv. Txawm li cas los xij, cov coatings tseem yuav raug pom zoo nyob rau hauv marine los yog siab - av noo ib puag ncig.
Qhov txawv ntawm ERW thiab LSAW Q355GNH Steel Pipe yog dab tsi?
ERW Q355GNH Steel Tube yog tsim rau me me diameters thiab muaj nqi efficiency, thaum LSAW kav yog siv rau loj - txoj kab uas hla thiab tuab - phab ntsa daim ntaub ntawv uas yuav tsum tau ntau dua structural zog.
Q355GNH Steel Tube kav ntev npaum li cas?
Nyob rau hauv cov huab cua ib puag ncig, Q355GNH Steel Tube tuaj yeem kav ntev li 20-30 xyoo yam tsis muaj txheej thiab txawm tias ntev dua nrog cov qauv tsim, ua rau nws ntev dua li cov qauv carbon steel kav.
Puas yog Q355GNH Steel Tube yooj yim rau vuam?
Yog lawm, Q355GNH Corten Steel Tube muaj qhov zoo weldability, tab sis cov txheej txheem vuam thiab cov ntaub ntawv tsim nyog yuav tsum tau siv los xyuas kom meej qhov chaw vuam muaj lub zog zoo sib xws thiab corrosion kuj.
Q355GNH Steel Tube ua raws li cov qauv?
Q355GNH Steel Tube ua raws li GB / T 4171 thiab GB / T 1591 tus qauv thiab feem ntau siv los ua qhov sib npaug rau ASTM A588 hauv cov haujlwm thoob ntiaj teb.
Yuav ua li cas kuv thiaj paub tseeb tias kuv yuav tiag Q355GNH Steel Tube?
Txhawm rau kom ntseeg tau qhov tseeb, koj yuav tsum thov Daim Ntawv Pov Thawj Mill Test (MTC), txheeb xyuas cov ntsiab lus Cu, Cr, thiab Ni, thiab paub meej tias kev ua raws li GB / T 4171, vim cov no yog cov cim tseem ceeb ntawm cov huab cua tiag tiag.
