ASTM A249 TPTUPENTENILTITIC STEEL STEEL WELDED yeeb nkab rau kev lag luam kws tshuaj
Gnee steel
ASTM A249 TPTUPENTENILTITIC STEEL STEEL WELDED yeeb nkab rau kev lag luam kws tshuaj
Rau kev lag luam kws tshuaj, TPRGEWED steel yeeb nkab ua raws, Weldability} Cov quaspab tsawg, thiab cov ntaub ntawv zoo tagnrho rau kev siv siab. Nws cov ntsiab lus tseem ceeb muaj xws li: ua raws li ASTM A249 / ASME SA249 cov qauv; Cov pa roj carbon tsawg los pab tiv thaiv kom tsis txhob muaj kev xav thaum lub sijhawm vuam; Thiab ntau yam ntawm kev kho cov kev kho saum npoo av, xws li ci ntsa iab (ba) thiab 8k iav polishing, kom ntseeg tau qhov chaw du thiab huv si.
Gnee steel
Dab tsi yog cov kev tshwj xeeb ntawm 304 stainless hlau yeeb nkab?
Cov yeeb nkab tshwj xeeb ntawm 304 stainless hlau yeeb nkab muaj pes tsawg leeg muaj pes tsawg leeg (piv txwv li cov khoom siv hluav taws xob), thiab cov khoom siv hluav taws xob (piv txwv li lub zog) Cov kav dej tau tsim kom ua tau raws li cov qauv zoo li no, xws li ASTM A312, thiab muaj nyob rau hauv kev tsim khoom, thiab welded tsim tawm, thiab ntau qhov kev tshwj xeeb.
ASTM A249 TPTUPENTENILTITIC STEEL STEEL HLAU WELDED KHWV RAU COV KEV LAG LUAM
Lub ASTM A249 txheem npog Anustenitic Stainless hlau Welded cov ntaub ntawv rau siab xws li cov roj hmab, superheaters, kev hloov cua sov, thiab cov condensers tshav kub. Qib TPP3L yog qhov tsawg-} cov roj carbon version ntawm Tp304, muab cov kev tiv thaiv corrosion zoo thiab txhim kho weldability. Nws muaj pes tsawg leeg thiab cov khoom ua rau nws haum rau ntau cov ntawv thov muaj kev lag luam, tshwj xeeb yog cov uas xav tau siab rau oxidation thiab siab} lub zog.
Tshuaj lom neeg tshuaj lom neeg ntawm TPP30L yeeb nkab
| Lub ntsiab | Feem pua (%) |
|---|---|
| Carbon (c) | Tsawg dua los yog sib npaug rau 0.03 |
| Chromium (cr) | 18.0 – 20.0 |
| Npib tsib caug (ni) | 8.0 – 12.0 |
| Manganese (mn) | Tsawg dua los yog sib npaug rau 2.0 |
| Silicon (si) | Tsawg dua los yog sib npaug rau 1.0 |
| Phosphorus (p) | Tsawg dua los yog sib npaug rau 0.045 |
| Sulphur (s) | Tsawg dua los yog sib npaug rau 0.03 |
| Hlau (FE) | Seem |
ASTM A249 TPTUPTENITIC STILLL HLAU STYLET HLAU WELDED yeeb nkab cov yam ntxwv
| Ntiag tug | Tus nqi |
|---|---|
| Lub zog tensile | Ntau dua los yog sib npaug rau 515 MPa (75 KSI) |
| Tos lub zog (0.2%) | Ntau dua los yog sib npaug rau 205 MPa (30 ksi) |
| Elongation | Ntau dua los yog sib npaug rau 35% |
| Hardness (HRB) | Tsawg dua los yog sib npaug rau 90 |
Kev tsim khoom thiab xov rau kev lag luam kws tshuaj
Vuam: Cov tswv yim welding advanced, xws li Tige vuam, tau ua haujlwm los tsim cov ntaub ntawv huv thiab muaj zog. Rau cov ntawv thov tseem ceeb, 100% x - Ray Vuam kuj tseem muaj.
Cov npe nto: Nto ua tiav xws li kev sib tw ci ci (BA), 8K, lossis daim iav ua kom huv si uas yooj yim los ntxuav thiab tiv thaiv kev loj hlob microbial.
Kev Kho Cua Sov: Kev Sib Tw Ci yog qhov tseem ceeb tshaj tawm - Weld txheej txheem thiab txhim kho cov roughness ntawm tubing, ua kom yooj yim los ntxuav thiab nruab.
Cov ntaub ntawv tseem ceeb thiab kev xeem
Daim Ntawv Pov Thawj: Cov Khoom Siv Kuaj Khoom (MTCS) ua raws rau cov qauv xws li En 10204 / 3.1B yuav tsum muab los xyuas cov khoom ua haujlwm thiab pib cov khoom siv.
Kev Ntsuam Xyuas: Kev ntsuam xyuas ntxiv yog feem ntau yuav tsum tau ntsib cov qauv tshuaj. Cov kev xeem no yuav suav nrog:
100% concorgraphic (x- ray) kuaj
Kev Kuaj Ultrasonic (ut)
Thib peb -} Kev Soj Ntsuam Kev Ntsuam Xyuas
Nto roughness ntsuas
Cov txheej txheem tsim khoom
Kev tsim qauv tsim ntawm ASTM A249 TPTED cov yeeb nkab yog raws li hauv qab no:
Txoj kev sib sau: Stainless hlau sawb yog dov rau hauv ib lub cylindrical puab.
Vuam: Kev Tshaj Tawm Welding Advesten Inert Roj (Tig) Vuam, siv los xyuas kom huv thiab muaj zog Welds.
Annealing: Tom qab vuam, cov yeeb nkab yog annealed los daws kev ntxhov siab sab hauv thiab txhim kho cov khoom siv neeg cov neeg kho.
Pickling thiab passivation: cov yeeb nkab undergoes nto kev kho kom tshem tawm impurities thiab txhim kho corrosion tsis kam.
Kev Kuaj: Cov yeeb nkab undergoes nruj zuj zus los xyuas kom meej ua raws li ASTM A249 tus qauv, suav nrog:
HYDRAULIC SIAB TESTION
Tsis - kev sim tshuaj ntsuam (ndt)
Tshuaj Ntsuam Xyuas Sab
Cov Ntawv Thov
ASTM A249 TPTED cov yeeb nkab yog dav siv nyob rau hauv kev lag luam uas xav tau kev ua siab zoo thiab tshuab zog. Cov ntawv thov feem muaj xws li:
Kev sib hloov cua sov: siv rau cov cua sov hloov hauv cov tshuaj, roj, thiab roj kev lag luam.
Boilers thiab superheaters: muaj peev xwm nrog tau muaj kev kub siab thiab kub ib puag ncig.
Cov khoom noj ua khoom noj: nyiam rau nws cov yam ntxwv tu cov yam ntxwv thiab kev tiv thaiv rau cov organic acids.
Kws ua haujlwm thiab khoom siv kho mob: ua kom txoj haujlwm kev noj qab haus huv vim nws tsis - reas rechate nto.
Condensers: Siv rau hauv txias thiab hws cov txheej txheem hauv cov nroj tsuag fais fab.
Kev ua tshuaj lom neeg: ua tau zoo withstands corrosive ib puag ncig.
Gnee steel tshwj xeeb hauv kev tsim cov khoom ntau ntawm cov khoom lag luam stainless hlau. Gnee Steel cov khoom ntim khoom muaj xws li: cov hlua hlau: cov kav hlau: cov kav hlau nrog cov kab yeeb yaj kiab txheej lossis tsawg dua yog cov xeb thaum hiav txwv thaum hiav txwv thaum hiav txwv, thiab tom qab ntawd ruaj ntseg nrog hlau strapping. Cov kab mob ntoo / crates: pipes feem ntau ntim rau hauv cov tsiaj ntoo lossis crates los tiv thaiv cov kav dej thaum thauj mus los, tshwj xeeb yog cov uas nyob ntev dua lossis cov kab hniav loj dua. Seaworthy export ntim: Cov chaw muag khoom siv cov txheej txheem seaworthy export export cov ntaub ntawv sau thiab cov tswv yim los tiv thaiv cov kav dej thaum lub sijhawm thauj mus los. Tarpaulin Ntim: Qhov no tiv thaiv los nag, seawater, thiab lwm yam sab nraud los ntawm kev nkag mus rau lub crates export thaum thauj mus los. GNEE steel tshwj xeeb hauv kev tsim khoom thiab muag khoom ntawm alloy cov ntaub ntawv. Gnee Steel cov khoom tau siv dav hauv Aerospace, tshuaj, fais fab, thiab peb tuaj yeem muab hluav taws xob customive cov kev daws raws li cov neeg siv khoom xav tau. Rau cov ntaub ntawv ntsig txog alloy lossis customized almoy alloy cov kev daws teeb meem, thov hu rau peb rau nqe lus:ru@gneesteelgroup.com
