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GCr15 gbona ti yiyi irin yika ifi
GCr15 gbona ti yiyi irin yika ifi
GCr15 gbona ti yiyi irin yika ifi
GCr15 gbona ti yiyi irin yika ifi

GCr15 gbona ti yiyi irin yika ifi

GCr15 jẹ irin ti o wọpọ eyiti a lo lati ṣe awọn boolu ati awọn oruka ti gbigbe.GB GCr15 irin ti nso jẹ GB boṣewa Alloy Bearing steel, O jẹ ti erogba giga ti o ga, chromium alloy, irin manganese.
ifihan ọja
GCr15 jẹ irin ti o wọpọ eyiti a lo lati ṣe awọn bọọlu ati awọn oruka ti nso. Ọja naa ni awọn abuda ti iṣọkan-kemikali, ipin kekere ti awọn eroja ipalara, mimọ giga, carbide pinpin daradara, didara dada ti o dara. O tun ni awọn abuda ti iwọn jakejado ti ṣiṣu, didara itọju ooru iduroṣinṣin, aṣọ ile, ati líle giga, resistance yiya giga, agbara giga ti rirẹ wiwu. O ni o ni o tayọ machining ohun ini lẹhin spheroidize annealing. GB GCr15 ti nso irin jẹ GB boṣewa Alloy Bearing, irin, O jẹ ti erogba giga ti o ga julọ, chromium alloy, irin manganese. Awọn ohun-ini GB GCr15 jẹ chromium, irin sipesifikesonu manganese alloy. GCr15 jẹ deede si AISI 52100, DIN 100Cr6. Pupọ awọn ohun elo le rọpo ara wọn.
Imọ data

Kemikali tiwqn

C(M) 0.95~1.05 Si(%) 0.15~0.35 Mn(Mn) 0.25~0.45 P(M) ≤0.025
S(M) ≤0.025 Kr(M) 1.40~1.65

Darí Properties

Awọn ohun-ini ẹrọ ti annealed GB GCr15 irin ti o nru (apẹrẹ fun irin) jẹ ilana ni tabili ni isalẹ:

Fifẹ So eso modulus olopobobo Modulu rirẹ Ipin Poisson Gbona elekitiriki
MPa Mpa Gpa Gpa W/mK
520 415 min 140 80 0.27-0.30 46.6

Ooru itọju Jẹmọ

  • Pipade ti GCr15 Alloy ti o ni irin

Laiyara kikan si 790-810 ℃ ati gba awọn akoko to, jẹ ki irin naa kikan daradara, Lẹhinna dara laiyara ninu ileru. Awọn ọna annealing ti o yatọ yoo gba oriṣiriṣi lile.GCr15 ti nmu irin yoo gba Hardness MAX 248 HB (Brinell hardness).

  • Quenching ati otutu ti GCr15 Alloy ti nso irin

Kikan laiyara si 860°C, Lẹhinna pipaarẹ nipasẹ epo gba lile 62 si 66 HRc. Iwọn otutu otutu: 650-700 ℃, tutu ni afẹfẹ, gba lile 22 si 30HRC. Iwọn otutu kekere: 150-170 ℃, Tutu  ni ari, gba lile 61-66HRC.

  • Iṣẹ gbigbona ati iṣẹ tutu ti GCr15 Alloy bearing steel

GB GCr15 irin le gbona ṣiṣẹ ni 205 si 538°C, GCr15 Irin ti o nru le jẹ iṣẹ tutu ni lilo awọn ilana aṣa ni annealed tabi awọn ipo deede.

Awọn ohun elo

GB GCr15 irin ti wa ni lilo pupọ fun ọpọlọpọ awọn ohun elo ni lilo si awọn bearings ni ẹrọ iyipo. Awọn ohun elo aṣoju gẹgẹbi awọn ara àtọwọdá, awọn ifasoke ati awọn ohun elo, fifuye giga ti kẹkẹ, awọn boluti, awọn boluti olori-meji, awọn jia, ẹrọ ijona inu. Awọn locomotives ina, awọn irinṣẹ ẹrọ, awọn tractors, ohun elo yiyi irin, ẹrọ alaidun, ọkọ oju-irin, ati ọpa gbigbe ẹrọ iwakusa lori bọọlu irin, rola ati apa ọpa, bbl

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