16 hmo 3yog molybdenum{0}} alloyed steel rau cov hlab ntsha siab thiab boilers, muab lub zog zoo ntawm qhov kub thiab txias. Nws yog feem ntau normalized thiab tej zaum yuav xav tau preheating thiab post-weld thaum tshav kub kub kev kho mob.
16MO3 EQUIVALENTS
Nws yog sib npaug rau 15Mo3 (DIN 17155 - Lub teb chaws Yelemees)
15D3 (NFA 36-205 - France)
BS1501-243b (BS{1}} UK)
ASTM 204 Gr.B
| Qib | C | Si | Mn | P | S | Cr | Mo | Ni | Nb | Ti | V | Al | N | Cu |
| 16 hmo 3 | 0.12/0.20 | 0.35 | 0.40/0.90 | 0.025 | 0.010 | 0.030 | 0.25/0.35 | 0.30 | – | – | – | – | 0.012 | 0.30 |
Mechanical Properties ntawm 16mo3 Stainless Hlau Phaj
| Qib | Thickness | Kub (degree C) | |||||||||
| 50 degree | 100 degree | 150 degree | 200 degree | 250 degree | 300 degree | 350 degree | 400 degree | 450 degree | 500 degree | ||
| (mm) | MPa | MPa | MPa | MPa | MPa | MPa | MPa | MPa | MPa | MPa | |
| 16 hmo 3 | Tsawg dua los yog sib npaug li 16 | 273 | 264 | 250 | 233 | 213 | 194 | 175 | 159 | 147 | 141 |
| >16 Tsawg dua lossis sib npaug li 40 | 268 | 259 | 245 | 228 | 209 | 190 | 172 | 156 | 145 | 139 | |
| >40 Tsawg dua los yog sib npaug li 60 | 258 | 250 | 236 | 220 | 202 | 183 | 165 | 150 | 139 | 134 | |
| >60 Tsawg dua los yog sib npaug rau 100 | 238 | 230 | 218 | 203 | 186 | 169 | 153 | 139 | 129 | 123 | |
| >100 Tsawg dua los yog sib npaug rau 150 | 218 | 211 | 200 | 186 | 171 | 155 | 140 | 127 | 118 | 113 | |
| >150 Tsawg dua los yog sib npaug li 250 | 208 | 202 | 191 | 178 | 163 | 148 | 134 | 121 | 113 | 108 | |
Kev khiav dej num
Raw khoom npaj:
Xaiv cov khoom tsim nyog 16Mo3 steel billets lossis daim hlau, thiab ua ntej- tshuaj xyuas kom tshem tawm qhov tsis xws luag xws li cov kab nrib pleb, nplai thiab impurities, kom ntseeg tau tias cov khoom siv tau raws li cov qauv kev qhia.
Cua sov thiab ua haujlwm kub:
Ua kom sov cov ntaub ntawv raw khoom sib xws rau qhov ntsuas kub (feem ntau 1050-1150 degree) thiab ua kom sov rau ib lub sijhawm. Ua cov txheej txheem kub txheej txheem xws li forging, dov lossis dabtsi yog khoov, tom qab ntawd txias lub workpiece nyob rau hauv ib txoj kev tswj kom tsis txhob muaj qhov txawv txav.
Kev kho cua sov:
Ua kom normalization (cua sov rau 890-950 degree, tuav thiab cua txias) kom kho cov qauv nplej. Tempering (600-650 degree, tuav thiab txias) yog xaiv tau los txo cov kev ntxhov siab sab hauv thiab txhim kho toughness, txuam cov kev pabcuam.
Machining thiab vuam:
Siv cov cuab yeej txheem rau kev tig, milling lossis drilling nrog kom txias / lubrication. Weld nrog preheating (80{2}}150 degree) los tiv thaiv kev sib tsoo txias, ua raws li kev kho cua sov tom qab vuam kom ntseeg tau tias kev sib koom ua ke.
Kev tshuaj xyuas zaum kawg thiab tu:
Tshem cov nplai / roj los ntawm kev tua blasting lossis pickling. Ua tsis yog- kuaj kev puas tsuaj (ultrasonic, radiographic) txhawm rau txheeb xyuas qhov tsis xws luag, ua kom cov khoom tiav tiav.
Vim li cas thiaj xaiv peb:
Koj tuaj yeem tau txais cov khoom zoo meej raws li qhov koj xav tau ntawm tus nqi tsawg kawg nkaus.
Peb kuj muab Reworks, FOB, CFR, CIF, thiab qhov rooj rau qhov rooj tus nqi xa khoom. Peb xav kom koj ua deal rau shipping uas yuav zoo heev.
Cov ntaub ntawv uas peb muab yog muaj tseeb tiag, txoj cai los ntawm raw cov ntaub ntawv xeem daim ntawv pov thawj mus rau qhov kawg dimensional nqe lus.
Peb lav muab cov lus teb tsis pub dhau 24 teev (feem ntau hauv tib lub sijhawm)
Koj tuaj yeem tau txais cov khoom hloov pauv, zeb xa khoom nrog txo lub sijhawm tsim khoom.
Peb tau mob siab rau peb cov neeg siv khoom. Yog tias nws yuav tsis tuaj yeem ua tau raws li koj cov kev xav tau tom qab kuaj xyuas tag nrho cov kev xaiv, peb yuav tsis ntxias koj los ntawm kev cog lus tsis tseeb uas yuav tsim kev sib raug zoo rau cov neeg siv khoom.
Tiv tauj peb ntawm beam@gneesteelgroup.com rau tus nqi, kev txhawb nqa, lossis kev daws teeb meem. Peb yeej ib txwm npaj los txhawb koj qhov project.
Puas yog 16Mo3 steel corrosion-resistant?
16Mo3 muaj nruab nrab corrosion kuj, tshwj xeeb tshaj yog nyob rau hauv siab -kub chav thiab me me corrosive media. Rau qhov hnyav corrosive ib puag ncig, ntxiv los tiv thaiv -corrosion coatings los yog alloying yuav tsum tau.
Dab tsi yog qhov hardness ntawm 16Mo3 steel tom qab normalization?
Tom qab normalization, Brinell hardness (HB) ntawm 16Mo3 steel feem ntau yog nyob nruab nrab ntawm 137 thiab 179. Qhov hardness range no sib npaug zog thiab toughness, haum rau machining thiab sib sau.
16Mo3 steel puas tuaj yeem siv rau hauv qhov chaw qis - qhov kub thiab txias?
16Mo3 tsis zoo tagnrho rau qhov qis- qhov kub thiab txias (hauv qab -20 degree) vim tias nws cov tawv tawv yuav txo qis, ua rau muaj kev pheej hmoo ntawm pob txha tawg. Nws yog tsim los rau siab -kub thiab ib txwm-kub siv.
Dab tsi yog qhov txawv ntawm 16Mo3 thiab 16Mn steel?
Qhov sib txawv tseem ceeb yog cov ntsiab lus molybdenum: 16Mo3 muaj 0.25-0.35% Mo, ua kom muaj zog siab - kub, thaum 16Mn tsis muaj molybdenum. Yog li, 16Mo3 yog qhov zoo dua rau cov khoom siv kub kub.
Yuav khaws 16Mo3 steel daim hlau li cas?
Khaws 16Mo3 daim hlau rau hauv qhov chaw qhuav, qhov dej zoo- qhov cua, kom deb ntawm cov dej noo thiab corrosive. Muab lawv nrog spacers los tiv thaiv deformation thiab xeb, thiab npog nrog cov ntaub tsis muaj dej yog tias sab nraum zoov.
Dab tsi machining txoj kev tsim nyog rau 16Mo3 steel?
16Mo3 tuaj yeem ua tiav los ntawm kev tig, milling, drilling, thiab sib tsoo. Siv cov cuab yeej siab - ceev steel lossis carbide, nrog rau kev txiav ceev thiab pub tus nqi kom paub tseeb tias kev ua haujlwm raug thiab qhov chaw zoo.
Lub hom phiaj ntawm molybdenum hauv 16Mo3 steel yog dab tsi?
Molybdenum nyob rau hauv 16Mo3 txhim kho siab -kub lub zog, nkag siab, thiab hardenability. Nws kuj tseem txhim kho cov hlau tsis kam rau kev ntxhov siab corrosion tawg hauv qhov chaw hnyav.
Puas yog 16Mo3 steel xav tau preheating ua ntej vuam?
Yog lawm, preheating yog tsim nyog rau 16Mo3 vuam. Preheating rau 100-150℃txo qhov kub ntawm gradient, tiv thaiv cov kab nrib pleb hauv cheeb tsam weld, thiab ua kom cov khoom sib koom ua ke.
Dab tsi yog qhov microstructure ntawm 16Mo3 steel tom qab kev kho cua sov?
Tom qab normalization los yog normalizing-tempering, 16Mo3 muaj ib tug nplua -grained ferrite thiab pearlite microstructure. Qhov microstructure no muab qhov sib npaug zoo ntawm lub zog, toughness, thiab ductility.
16Mo3 steel puas tuaj yeem siv los tsim cov raj boiler?
Yog, 16Mo3 yog dav siv rau boiler raj. Nws siab -kub tsis kam, siab- bearing peev, thiab zoo weldability ua rau nws haum rau superheaters, reheaters, thiab dej phab ntsa hauv boilers.