440 irin alagbara, irin boolu ga didara konge
Awọn bọọlu irin alagbara 440 darapọ líle iyalẹnu pẹlu resistance nla si ipata ti o fa nipasẹ omi, nya si, afẹfẹ bi daradara bi petirolu, epo ati oti.Iwọn giga ti ipari dada ati awọn ifarada iwọn kongẹ pupọ jẹ ki iru irin alagbara, irin ni o dara julọ fun lilo ni irin alagbara, irin ti o ga julọ ti awọn agbasọ bọọlu, awọn falifu, awọn aaye bọọlu.
Sipesifikesonu
| 440 irin alagbara, irin boolu | |
| Awọn iwọn ila opin | 2.0mm - 55.0mm |
| Ipele | G10-G500 |
| Ohun elo | rogodo bearings, epo refinery falifu, rogodo ojuami awọn aaye |
Lile
| 440 irin alagbara, irin boolu | |||
| Ni ibamu si DIN 5401: 2002-08 | Ni ibamu si ANSI/ABMA Std.10A-2001 | ||
| lori | titi di |
| |
| gbogbo | gbogbo | 55/60 HRC | 55/62 HRC |
Idogba Of Ohun elo
| 440 irin alagbara, irin boolu | |
| AISI/ASTM(AMẸRIKA) | 440B |
| VDEh (GER) | 1.4112 |
| JIS (JAP) | SUS440B |
| BS (UK) | - |
| NF (Faranse) | - |
| ГОСТ(Russia) | - |
| GB (China) | - |
Kemikali Tiwqn
| 440 irin alagbara, irin boolu | |
| C | 0.85% - 0.95% |
| Si | ≤1.00% |
| Mn | ≤1.00% |
| P | ≤0.04% |
| S | ≤0.015% |
| Cr | 17.00% - 19.00% |
| Mo | 0.90% - 1.30% |
| V | 0.07% - 0.12% |
Aworan Ifiwera Lile
Anfani wa
● A ti ṣiṣẹ ni iṣelọpọ bọọlu irin fun diẹ sii ju ọdun 26;
● A nfunni ni ọpọlọpọ awọn titobi titobi lati 3.175mm si 38.1mm.Awọn iwọn ti kii ṣe deede ati awọn wiwọn le jẹ iṣelọpọ labẹ ibeere pataki (bii 5.1mm, 5.15mm, 5.2mm, 5.3mm 5.4mm fun orin ijoko; 14.0mm fun ọpa kamẹra ati isẹpo CV, bbl);
● A ni kan jakejado iṣura wiwa.Pupọ julọ awọn iwọn boṣewa (3.175mm ~ 38.1mm) ati awọn wiwọn (-8 ~ + 8) wa, eyiti o le firanṣẹ lẹsẹkẹsẹ;
● Ipele kọọkan ti awọn bọọlu ni a ṣe ayẹwo nipasẹ awọn ẹrọ fafa: oluyẹwo iyipo, oluyẹwo roughness, microscope onínọmbà metallographic, idanwo lile (HRC ati HV) lati ṣe iṣeduro didara.
FAQ
Q: Bawo ni MO ṣe yan ami iyasọtọ irin alagbara irin ti o yẹ (304 (L) / 316 (L) / 420 (C) / 440 (C))?Kini awọn iyatọ akọkọ laarin 300 ati 400 jara awọn bọọlu irin alagbara?
A: Lati yan aami irin to dara fun awọn bọọlu irin alagbara, o yẹ ki a mọ daradara awọn ohun-ini ti ami iyasọtọ kọọkan ati ohun elo ti awọn bọọlu.Awọn bọọlu irin alagbara ti o wọpọ julọ lo le pin ni irọrun ni awọn ẹgbẹ meji: jara 300 ati jara 400.
300 jara “austenitic” irin alagbara, irin boolu ni awọn diẹ chromium ati nickel eroja ati ki o o tumq si ti kii-oofa (kosi ni o wa gidigidi kekere-oofa. Lapapọ ti kii-oofa nilo afikun ooru mu.).Ni deede wọn ṣe iṣelọpọ laisi ilana itọju ooru.Wọn ni resistance ipata to dara julọ ju jara 400 (ni otitọ, resistance ibajẹ ti o ga julọ ti ẹgbẹ alagbara. Botilẹjẹpe awọn boolu jara 300 jẹ gbogbo ohun sooro, sibẹsibẹ awọn bọọlu 316 ati 304 ṣe afihan resistance ti o yatọ si diẹ ninu awọn nkan. Fun awọn alaye diẹ sii, jọwọ tọka si awọn oju-iwe ti o yatọ si alagbara, irin balls).Wọn kere si brittle, nitorinaa o le lo tun fun lilo lilẹ.Awọn boolu irin alagbara 400 jara ni erogba diẹ sii, eyiti o jẹ ki o oofa ati lile diẹ sii.Wọn le ṣe itọju ooru ni irọrun bi awọn bọọlu irin chrome tabi awọn bọọlu irin erogba lati mu líle pọ si.Awọn boolu irin alagbara jara 400 ni a lo nigbagbogbo fun awọn ohun elo ti o beere fun resistance omi, agbara, lile ati resistance resistance.
Q: Bawo ni idaniloju didara rẹ?
A: Gbogbo awọn boolu ti a ṣejade jẹ lẹsẹsẹ 100% nipasẹ ọpa yiyan ati ṣayẹwo nipasẹ aṣawari abawọn dada fọtoelectric.Ṣaaju iṣakojọpọ awọn ayẹwo awọn bọọlu lati inu pupọ ni lati firanṣẹ fun ayewo ikẹhin lati ṣayẹwo fun aibikita, iyipo, lile, iyatọ, fifuye fifun ati gbigbọn ni ibamu pẹlu boṣewa.Ti gbogbo awọn ibeere ba pade, ijabọ ayẹwo yoo ṣee ṣe fun alabara.Yàrá fafa ti wa ni ipese pẹlu awọn ẹrọ konge giga ati ẹrọ: Rockwell hardness tester, Vickers hardness tester, crushing machine load, roughness mita, roundness mita, comparator diameter, microscope metallographic, vibration wiwọn irinse, ati be be lo.
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