Youke Alloy Smooth Plate YK-90
Overview
YK-90 inzvimbo yakatsetseka yechromium tungsten carbide weld overlay plate isina kutsemuka.
Iyo yekugadzira nzira yeYK-90, pamwe chete neiyo microstructure uye makemikari kuumbwa, inopa YK-80 yayo yepamusoro zvivakwa. YK-90 inokodzera maapplication anoda yakanyanya abrasion kuramba patembiricha yakakwira kusvika 900 ℃. Mashizha makuru kana maumbirwo etsika aripo uye anogona kuumbwa kuita maumbirwo akaomarara.
Kugadzira
YK-90 inogadzirwa neyepamberi welding abrasion inodzivirira zvinhu kune yakapfava simbi base. Complex uye chromium yakapfuma poda yakasanganiswa kune base plate, inogadzira bi-metallic zvinhu zvine yakanyanya abrasion & tembiricha kuramba ichiri kuchengetedza ductility inobvumira kuumba uye welding. Multiple overlay uye backing plate ukobvu sarudzo dziripo.
Microstructure
Iyo YK-90 microstructure ine yakanaka, yekutanga M7C3 uye MC carbides yakakomberedzwa.
musanganiswa we eutectic we carbides uye austenitic matrix zvinhu. Iwo akaomesesa ekutanga carbides anoumba sehexagonal nodule uye anobatsira kudzivirira kusakara kweiyo hardfacing material. Iyo austenitic matrix zvinhu inopa tsigiro yemuchina kune yekutanga carbides ichibatsirawo kutora maitiro.
1, Base Materials
➢ASTM A36(Q235B), ASTM A529A (Q345B)
2, Overlay Alloy Zvikamu
➢Kabhoni yepamusoro, Chromium-yakapfuma
➢Cr-C-Mo-Nb-VW-Ni-Fe
3, Kuoma
➢55-62 HRC
4, Chemistry Alloy
➢Cr: 20-35%
➢C: 3-7%
➢ MC Carbides
5, Microstructure
➢Yekutanga M7C3 chromium-yakapfuma & yakaoma carbides ine austenitic uye martensitic matrix.
➢Chikamu chevhoriyamu >40%.
6, ASTM G65-Tenga A (kurasikirwa uremu)
➢ 0.26g yakawanda
7, Standard Dimensions
➢ Ukobvu: 5+5 kusvika 12+25 mm;
➢Standard plate size: 1000/1200*3000mm.
➢Max plate size: 1500*3000 mm.
8, Kushivirira
➢ Kushivirira ukobvu: ±1.0 mm;
➢ Plate flatness: Mukati ±2.0 mm pamusoro pe 1.5 m plate kureba.
9, Zvikumbiro
➢ Midziyo Yekurodha (Bucket Liners, Grab's edge plates, Dump rori bed etc.)
➢Migodhi Equipments (Fan Blades, Conveyor's Liners nezvimwewo)
➢ Midziyo yekuvaka (Liners yekurodha, bulldozer, excavator uye mapombi ekuboorera nezvimwewo.)
➢Marasha Mining Equipments (Liner dzekudyisa machute nema hoppers, fan blade,pusher's base plates,mabhaketi ebhaketi nezvimwewo.)
➢Simende Equipments (Liners for chutes, kutungamira vanes ye classifier, chivharo chekupedzisira, fan blade, kutonhorera disc, conveyor trough etc.)
➢ Metallurgical Equipments (Liners for Conveyors, sinters,apron feeders)
➢Simba Generation (Liners for ash & slag pombi, marasha chigayo edzimba ndiro, impeller casing, inlet yevaunganidzi huruva, bucket wheel stacker uye reclaimer sando zvigayo, hoppers, vaparadzi)
10, Kugadzirwa
➢ Welding, Kucheka, Kugadzira & Machining;
➢ Nezveruzivo, ndapota tsvaga bhurocha rebasa.
*Akasiyana alloys uye zviyero zvinogona kupihwa zvinoenderana neako akasiyana ekushanda mamiriro uye chikumbiro chekunyorera.