Alkrothhal 720 No.1 jrHo an'ny mpanohitra brake
Ny fampiharana mahazatra ho an'ny Alkrothhal 720 dia ao amin'ny Rhostats, mpikomy mamoritra, sns.
Alkrothhal 720 dia alloy-klomium-aluminium-aluminium-allôzika (fecral alloy) mba hampiasaina amin'ny mari-pana hatramin'ny 1000 ° C (1830 ° F).
Famakafakana anarana
Cr | Al | Fe |
12.0 ~ 15.0 | 4.0 ~ 6.0 | Mila mahay mandanjalanja |
Fitaovana mekanika
Ny mari-pana amin'ny serivisy tsy tapaka: Fandresahana 20ºc: Fahaovana: Fitiavana feno hafanana: Coefficiit expansion: Mangatsiaka: ELONGION: Rafitry ny mikrofana: Fananana magnetika: | 950ºc 1.25ohm mm2 / m 7.40g / cm3 52.7 KJ / M · H · ºc 15.4 × 10-6 / ºc (20ºc ~ 1000ºc) 1450ºc Min 16% Ferrite andriamby |
Size: Thickness 0.01-7mm, sakany 0,5-1000mm
Surface: Ba, 2B
Hardness: malefaka, antsasaky ny henjana, mafy
Dia nampiasaina be dia be ho toy ny valan-java-draharahan'ny herinaratra mahery vaika sy ny lafaoro fanonganana singa.
Dia manana hery mafana kokoa noho i Tophet alloys fa be dia be ny teboka avo kokoa.
Shanghai tankii Alloy fitaovana ko., Ltd.
Mpamokatra fecral sy alchrome alloy any Chine, ny ankamaroan'ny matihanina indrindra eto an-tany
Izahay koa dia mamokatra naoty eto ambany ihany koa:
0cr15al5 sy 0Cr19al3, sns.
Ny famoronana simika sy ny fananana lehibe indrindra amin'ny Alloy Fe-Cr-al | ||||||||
Grade Properties | 1cr13al4 | 0cr25al5 | 0cr21al6 | 0cr23al5 | 0cr21al4 | 0cr21al6nb | 0cr27al7mo2 | |
Famintinana simika lehibe (%) | Cr | 12.0-15 | 23.0-266.0 | 19.0-22.0 | 22.5-24.5 | 18.0-21.0 | 21.0-23.0 | 26.5-27.8 |
Al | 4.0-6.0 | 4.5-6.5 | 5.0-7.0 | 4.2-5.0 | 3.0-4.2 | 5.0-7.0 | 6.0-7.0 | |
Re | manararaotra | manararaotra | manararaotra | manararaotra | manararaotra | manararaotra | manararaotra | |
Fe | Bal. | Bal. | Bal. | Bal. | Bal. | Bal. | Bal. | |
Nb0.5 | Mo1.8-2.2 | |||||||
Ny hafanana serivisy tsy mitohy (OC) | 950 | 1250 | 1250 | 1250 | 1100 | 1350 | 1400 | |
Fanadihadiana 20oC (ωmm2 / M) | 1.25 ± 0.08 | 1.42 ± 0.06 | 1.42 ± 0.07 | 1.35 ± 0.07 | 1.23 ± 0.07 | 1.45 ± 0.07 | 1.53 ± 0.07 | |
Fahalemena (G / CM3) | 7.4 | 7.1 | 7.16 | 7.25 | 7.35 | 7.1 | 7.1 | |
Fitiavana feno hafanana | 52.7 | 46.1 | 63.2 | 60.2 | 46.9 | 46.1 | 45.2 | |
(KJ / M @ H @ OC) | ||||||||
Coefficient expansion (α × 10-6 / OC) | 15.4 | 16 | 14.7 | 15 | 13.5 | 16 | 16 | |
Manodidina ny teboka (OC) | 1450 | 1500 | 1500 | 1500 | 1500 | 1510 | 1520 | |
Tanjaka Tensile (N / MM2) | 580-680 | 630-780 | 630-780 | 630-780 | 600-700 | 650-800 | 680-830 | |
Elongation (%) | > 16 | > 12 | > 12 | > 12 | > 12 | > 12 | > 10 | |
Fiovan'ny faritra | 65-75 | 60-75 | 65-75 | 65-75 | 65-75 | 65-75 | 65-75 | |
Mihena (%) | ||||||||
Miverimberina matetika (f / r) | > 5 | > 5 | > 5 | > 5 | > 5 | > 5 | > 5 | |
Hardness (HB) | 200-260 | 200-260 | 200-260 | 200-260 | 200-260 | 200-260 | 200-260 | |
Fotoam-pivavahana mitohy | no | ≥80 / 1300 | ≥80 / 1300 | ≥80 / 1300 | ≥80 / 1250 | §50 / 1350 | §50 / 1350 | |
Ny firafitry ny mikraoba | Ferrite | Ferrite | Ferrite | Ferrite | Ferrite | Ferrite | Ferrite | |
Fananana magnetika | andriamby | andriamby | andriamby | andriamby | andriamby | andriamby | andriamby |