Ifihan ti Welong Mandrel Bar

Imọ-ẹrọ iṣelọpọ

Isejade ilana ti a mandrel bar oriširiši ti awọn orisirisi eka ati kongẹ awọn igbesẹ ti.Ni igba akọkọ ti ni awọn ohun elo yo, eyi ti o idaniloju awọn uniformity ati ti nw ti awọn mojuto igi.Lẹhinna apilẹṣẹ, nipasẹ ilana sisọ, ọkà ti ohun elo naa ti di mimọ, nitorinaa imudarasi awọn ohun-ini ẹrọ ati igbesi aye iṣẹ.Awọn eke mandrel nilo ooru itọju, a ilana ti o yọ ti abẹnu wahala ati ki o mu líle ati wọ resistance ti awọn mandrel.Lẹhin ti, machining, pẹlu titan, milling ati awọn miiran mosi, mu ki awọn mandrel pade awọn oniru išedede awọn ibeere.Awọn ti o kẹhin igbese ni dada itọju, gẹgẹ bi awọn quenching, tempering, ati be be lo, Lati mu ipata resistance ati dada líle ti awọn mandrel.

Dopin ti ohun elo ati ni pato

Ọpa Mandrel jẹ lilo pupọ ni ọpọlọpọ awọn iru ti awọn ọlọ yiyi, gẹgẹbi MPM (ọlọ yiyi-ọpọlọpọ), PQF (ọlọ yiyi to gaju) ati FQM (ọlọ yiyi sare).Awọn oriṣiriṣi awọn pato rẹ, ti o wa lati Φ80 mm si 500 mm ni iwọn ila opin, ipari lati 2500 mm si 17,500 mm, le pade awọn iwulo iṣelọpọ oriṣiriṣi.

Aṣayan ohun elo

Awọn ohun elo ti awọn mandrel bar jẹ nigbagbogbo AISI H13 tabi awọn orilẹ-bošewa 4Cr5MoSiV1 ati 36CrNiMoV6.Awọn ohun elo wọnyi ni awọn ohun-ini iwọn otutu ti o ga julọ ati agbara ẹrọ lati ṣetọju iduroṣinṣin ni iwọn otutu giga ati awọn agbegbe titẹ giga.Awọn ifisi ti kii ṣe irin ni ohun elo mandrel ni a nilo lati ko ju 1.0 grade A, B, C ati D, ati iwọn ọkà yẹ ki o de iwọn 8 tabi loke.Awọn ibeere ohun elo stringent wọnyi ṣe idaniloju didara giga ati igbẹkẹle ti igi mandrel.

Darí ohun ini

Awọn ohun-ini ẹrọ ti a ṣe iṣeduro ti ọpa mandrel ti awọn ohun elo H13 jẹ bi atẹle: Fun mandrel pẹlu iwọn ila opin ≤200 mm, agbara fifẹ jẹ 1127-1274 mpa, agbara ikore jẹ ≥931MPa, elongation jẹ ≥8%, idinku apakan apakan. jẹ ≥25%, iṣẹ ipa jẹ ≥20J, ati lile jẹ HB350-390;Fun mandrel pẹlu iwọn ila opin> 200 mm, agbara fifẹ rẹ jẹ 1078-1274 mpa, agbara ikore jẹ ≥882MPa, elongation jẹ ≥8%, idinku apakan jẹ ≥25%, iṣẹ ipa jẹ ≥20J, lile jẹ HB330-375.

As always, we sincerely appreciate your support and business. Please do not hesitate to contact ssophie@welongchina.com if you have any questions or concerns. We look forward to continuing our partnership with you.