Q355B structural steel phajyog Suav qis- alloy siab- lub zog cov qauv hlau uas txhais los ntawm GB/T 1591-2018 tus qauv, tus yam ntxwv los ntawm qhov tsawg kawg nkaus yield zog ntawm 355 MPa thiab zoo heev toughness. Raws li kev hloov kho ncaj qha thiab hloov pauv rau Q345B, Q355B tau siv dav hauv cov tshuab hnyav, kev tsim kho vaj tsev, thiab kev tsim kho vaj tse, vim nws qhov tshwj xeeb weldability, durability, thiab nqi-zoo.
Cov tshuaj muaj pes tsawg leeg ntawm Q355B Steel Phaj
| Khoom siv | C | Si | Mn | P | S | Cr. | Ni | Cu | N |
| Q355B | Tsawg dua lossis sib npaug li 0.20% | Tsawg dua lossis sib npaug li 0.55% | Tsawg dua lossis sib npaug li 1.60% | Tsawg dua lossis sib npaug li 0.030% | Tsawg dua lossis sib npaug li 0.030% | Tsawg dua lossis sib npaug li 0.30% | Tsawg dua lossis sib npaug li 0.30% | Tsawg dua lossis sib npaug li 0.40% | Tsawg dua lossis sib npaug li 0.012% |
Mechanical Properties ntawm Q355B Steel Phaj
| Khoom | Tus nqi / Ntau Yam (Metric) |
|---|---|
| Yield zog (0.2% offset) | 355 MPa (Min) |
| Tensile zog | 470 - 630 MPa |
| Elongation | Ntau dua lossis sib npaug li 20% |
| Impact Strength (Charpy) | Ntau dua lossis sib npaug li 27 J |
| Impact Test Temp | +20 degree |
Cov txiaj ntsig tseem ceeb ntawm Q355B Cov Qauv Hlau Phaj
Exceptional Welding thiab Processing Performance:Cov pa roj carbon sib npaug ntawm Q355B feem ntau yog tswj hwm tsawg dua lossis sib npaug li 0.42%, ua rau nws muaj kev sib txuas zoo thiab tsim tau zoo. Nws yog ib qho yooj yim los txiav, tsim, thiab vuam, uas ua kom yooj yim rau kev tsim cov txheej txheem thiab txo qhov tshwm sim ntawm cov txheej txheem tsis xws luag.
Siab zog - rau - Qhov hnyav piv:Lub zog tawm los ntawm Q355B yog 40% mus rau 50% siab dua li cov pa roj carbon zoo tib yam xws li Q235. Qhov no tso cai rau kev siv cov phaj nyias nyias hauv cov qauv tsim-paub tias yog "kev tsim qauv hnyav"- yog li ua rau kev tsim kho ntawm cov qauv sib dua, ua haujlwm zoo dua.
Superior Toughness thiab Reliability:Q355B qhia tshwj xeeb kev ua tau zoo nyob rau hauv dynamic loads thiab nyob rau hauv qis -kub ib puag ncig (tshwj xeeb, Qib B steel dhau qhov kev ntsuam xyuas ntawm -20℃). Qhov no ua tau zoo txuas ntxiv rau tag nrho cov kev pabcuam lub neej ntawm cov qauv xws li txuas hniav, nqa cov cuab yeej, thiab cov chaw ua haujlwm sab nrauv.
Robust Seismic thiab Fatigue Resistance:Ua tsaug rau nws cov yas zoo heev (nrog rau qhov elongation tus nqi ntau dua lossis sib npaug li 20%), Q355B ua haujlwm zoo tshaj plaws rau kev xaiv cov khoom siv siab tshaj -nce steel-framed vaj tse, nrog rau ntau yam ntev - ncua, ntev - lub sij hawm infrastructure tej yaam num raug rau dynamic loads thiab vibrations.
Cov ntawv thov tseem ceeb ntawm Q355B Cov Qauv Hlau Phaj
Architecture thiab Infrastructure:
High-Tsoom Vaj Tse thiab Ntauwd: Feem ntau siv los tsim cov qauv tsim, kab, thiab kab teeb vim lawv qhov tshwj xeeb thauj khoom-cov kabmob muaj peev xwm thiab seismic tsis kam.
Choj Engineering: Ua hauj lwm hauv kev tsim cov choj loj girders, piers, thiab lawj cov qauv uas xav tau lub zog siab heev thiab huab cua tsis kam.
Industrial Infrastructure: Siv dav hauv kev tsim kho ntawm ntau lub chaw tsim khoom, kev cob qhia, thiab cov tsev loj -span structural.
Heavy Machinery thiab Khoom Siv:
Lifting Equipment: Siv nyob rau hauv kev tsim cov crane booms, gantry thav duab, thiab hoisting lug.
Siv Machinery: Siv nyob rau hauv kev tsim ntawm lub cev thav duab rau excavators, bulldozers, thiab cov khoom siv mining.
High-Load Cheebtsam: Txheej txheem thiab tsim ua hnyav-cov haujlwm ua haujlwm raws li kev ua haujlwm nruj heev los tiv thaiv- kev ua haujlwm qaug zog.
Zog thiab Fais fab Sector:
Cia Tank Facilities: Siv rau kev tsim cov tank cia rau ntau yam xov xwm, xws li roj av, roj, thiab roj av.
Lub Nkoj Siab thiab Boilers: Tsim nyog rau kev tsim ntau yam siab - siab cia thiab ntim ntim ntim.
Cov Khoom Siv Hluav Taws Xob: Ua haujlwm nyob rau hauv kev tsim cov xaim hluav taws xob thiab cov khoom siv tseem ceeb rau cov cua turbine generator teeb.
Tsheb thauj mus los thiab Logistics:
Shipbuilding: Siv rau hauv kev tsim cov qauv ntawm lub nkoj thiab cov khoom siv hauv nkoj, ua kom muaj kev ncaj ncees thiab kev nyab xeeb ntawm lub nkoj.
Rail thiab Kev Thauj Mus Los: Siv nyob rau hauv kev tsim cov tsheb ciav hlau tsheb, trailer chassis, thiab ntau yam khoom siv tsheb.
Kev Ua Haujlwm Zoo ntawm GNEE's Q355B Cov Hlau Hlau Phaj
Advanced Thermomechanical Txheej Txheem
GNEE ntiav cov tswj dov thiab precision normalizing cov txheej txheem- ntxiv los ntawm tiag -lub sij hawm ntsuas kub- kom ua tiav cov qauv nplej zoo thiab txhim kho cov khoom siv kho tshuab.
Peb cov tshuab TMCP siab heev ua kom lub zog zoo ib yam, toughness, thiab weldability thoob plaws tag nrho cov thickness ntawm cov khoom, thiab tau tshwj xeeb optimized rau ib tug ntau yam ntawm cov qauv engineering daim ntaub ntawv.
Comprehensive Structural Performance Testing
Peb Q355B steel tau dhau los ua cov txheej txheem kev sim nruj, suav nrog kev soj ntsuam ntawm weldability, formability, qaug zog, thiab atmospheric corrosion kuj.
Rov qab los ntawm GNEE txoj kev ruaj ntseg zoo, cov hlau no tau ua pov thawj, tshwj xeeb cuam tshuam rau qhov tsis zoo hauv qhov chaw qis - qhov kub thiab txias, yog li ua kom nws cov kev ua tau zoo tshaj plaws nyob rau ntau qhov kev thov ntawm cov qauv siv.
Custom processing Services
GNEE muaj cov kev pabcuam kev cai ua tiav, suav nrog kev txiav txiav, kev sib sau, kev npaj vuam, thiab kev kho cua sov kom zoo.
Peb pab neeg txhawb nqa kev ua haujlwm zoo nrog cov kws tsim qauv tsim qauv los muab cov kev daws teeb meem rau kev ua vaj tsev thiab engineering, kom ntseeg tau tias txhua qhov kev ua tau zoo raws li cov qauv tsim.
Packing & Logistics Nqe lus piav qhia ntawm Q355B Steel Phaj
Standard Export Ntim: Cov ntawv tsis muaj dej + steel hlua + ntoo pallets.
Kev xaiv yooj yim: OEM customized ntim lossis xa khoom ntau.
Ntiaj teb no Logistics: FOB, CIF, los yog lub qhov rooj - mus rau - qhov rooj xa, nrog tiag - cov kev pab cuam taug qab lub sij hawm muaj.
Yog tias koj xav tau cov ntsiab lus ntxiv hais txog Q355B steel phaj, thov tsis txhob yig tiv tauj peb.
Raws li cov chaw tsim khoom hauv Suav teb ntawm Q355B cov qauv steel daim hlau, GNEE boasts 20 xyoo ntawm kev lag luam uas nws kim heev. Peb cov warehouses tuav cov khoom muag sawv ntsug ntawm ntau tshaj 50,000 tons xyoo-ib puag ncig, kom ntseeg tau tias cov xaj xaj tuaj yeem xa hauv tsawg li xya hnub. Hais txog kev lees paub zoo, peb yog ob lub chaw muag khoom muaj ntawv pov thawj tuav API thiab ISO daim ntawv pov thawj, thiab peb zoo siab tos txais kev tshuaj xyuas los ntawm thib peb -cov koom haum xws li SGS, BV, thiab Lloyd's.
Los ntawm kev xaiv peb Q355B cov qauv steel phaj cov khoom, koj yuav tau txais txiaj ntsig los ntawm peb cov neeg siv khoom dav dav, -cov kev pabcuam txhawb nqa, nrog rau peb tus nqi ntau dua - ntxiv cov peev txheej ua haujlwm. Peb yuav zoo siab los muab tag nrho - kev txhawb nqa thiab kev pab rau koj qhov project.
Hu rau tam sim no kom tau txais Q355B structural steel daim hlau
| Hom | Q355B |
| Txuj | AISI, ASTM, BS, GB, DIN, JIS, thiab lwm yam |
| Daim ntawv pov thawj | ISO, SGS, CE |
| Ntev |
Kev tsim khoom raws li cov neeg siv khoom xav tau |
| Thickness | 8-160 hli |
| Dav | 2000-2500MM |
| Nto | Coated |
| Cov txheej txheem | Kub dov |
| Pob | Muaj nyob rau ntawm kev thov lossis Standard Export Packing |
| Daim ntawv thov | Siv dav hauv Kev Tsim Kho Vaj Tsev, Choj, Architecture, Tsheb Cheebtsam, hipping, Lub thawv siab siab, Boiler, Loj Structure steel thiab lwm yam. |
Q355B sib npaug li cas?
Cov khoom sib npaug rau Q355B hauv ntau cov qauv thoob ntiaj teb yog raws li hauv qab no: Kev sib npaug thoob ntiaj teb: Tebchaws Meskas: ASTM A572 Qib 50 yog qhov ze tshaj plaws sib npaug rau Q355B hauv Tebchaws Meskas, muab cov khoom zoo sib xws siab - lub zog tsim nyog rau kev siv cov qauv.
Qhov kev ntsuam xyuas cuam tshuam rau Q355B yog dab tsi?
Q355B square steel yeeb nkab muaj kev cuam tshuam zoo heev. Ntawm chav tsev kub ntawm 20 degree, nws qhov cuam tshuam absorbed zog tsis tsawg tshaj li 34J. Tus nqi no qhia txog cov khoom muaj peev xwm nqus tau lub zog thaum raug cuam tshuam los ntawm kev thauj khoom thiab yog qhov ntsuas tseem ceeb rau kev ntsuas nws qhov kev tiv thaiv kom tawg tawg.
Puas yog Q235B sib npaug rau A36?
A36 steel phaj zoo ib yam li Q235B steel phaj, nws yog ib Q235b sib npaug steel qauv, lwm tus yog SS400. Thaum qhov sib txawv ntawm A36 thiab Q235B yog raws li hauv qab no: Txawv Yield Point (A36=250MPa, Q235B=235MPa); Sib txawv Tensile Strength (A36=400-550MPa, Q235B=375-500MPa).