Hana ʻia ka grit kila bearing i ka mea chrome alloy i hoʻoheheʻe koke ʻia ma hope o ka hoʻoheheʻe ʻia. Ma hope o ka mālama ʻana i ka wela, hōʻike ʻia me nā ʻano mechanical kūpono, ka paʻa maikaʻi, ke kūpaʻa luhi kiʻekiʻe, ke ola hana lōʻihi, ka hoʻohana haʻahaʻa a pēlā aku. E mālama ʻia he 30%. Hoʻohana nui ʻia i ka ʻoki ʻana i ka granite, ka oneblasting a me ka shot peening.
Hana ʻia ka grit kila hali i ke kila hao kalapona, i hoʻohana ʻia e hana i nā pōpō, nā wili a me nā apo hali. He paʻakikī kiʻekiʻe a like ke kila hali a me nā manawa pōʻaiapuni kiʻekiʻe, a me ka elasticity kiʻekiʻe. ʻO ke ʻano like o ka hoʻohuihui kemika, ka nui a me ka hoʻolaha ʻana o nā mea inclusion non-metallic a me ka hoʻolaha ʻana o nā carbides o ke kila hali he paʻakikī loa, ʻo ia kekahi o nā koi kiʻekiʻe i nā hana kila āpau.
Loaʻa i ka grit kila e hali ana i ka metala makamae - chromium, ma o ke kaʻina hana kū hoʻokahi, ka hoʻonohonoho metallographic maikaʻi loa, nā ʻāpana huahana piha, ka paʻakikī like, nā manawa pōʻaiapuni kiʻekiʻe, hiki ke hoʻomaikaʻi maikaʻi i ka helu hoʻōla (hoʻemi mālie ʻia ka abrasive i ke kaʻina hana o ka pahū one), i mea e hōʻemi ai i ka helu hoʻohana o ka abrasive a hiki i ka 30%.
ʻO ka grit kila e hali ana no ka pahū ʻana o ke one
ʻO ke ʻano o ka grit kila bearing i hoʻohana ʻia no ka ʻāpana kino o ka pahū one e hoʻopilikia pololei i ka maikaʻi a me ke kumukūʻai piha e pili ana i ka pono o ka pahū one, ka uhi ʻana o ka girder, ka pena ʻana, ka ikehu kinetic a me ka hoʻohana ʻana i ka abrasive. Me ka hoʻokuʻu ʻia ʻana o ke kūlana hana pale uhi hou (PSPC), aia kahi noi kiʻekiʻe i ka maikaʻi o ka pahū one ʻāpana. No laila, he mea nui loa ka maikaʻi o ka grit kila i ka pahū one.
Nā granules angular no ka ipu hoʻoheheʻe one
Hoʻomoe ʻia ke one granules angular ma ke kino o ka pahu pahu ma hope o ka hoʻopili ʻia ʻana. E hoʻomaʻemaʻe i ka hui i hoʻopili ʻia a i ka manawa like e hana i ka ʻili o ke kino pahu e loaʻa ai kahi ʻoʻoleʻa a hoʻonui i ka hopena pena anti-corrosion, i hiki ai ke hana no ka manawa lōʻihi ma waena o nā moku, ke chassis, ke kaʻa ukana a me nā kaʻa kaʻaahi.
ʻO ka grit kila angular no ka hana one-blasting uila ma ke kahua.
Loaʻa i ka huahana uila kahua ke noi kūikawā no ka ʻoʻoleʻa a me ka maʻemaʻe o ka mālama ʻana i ka ʻili. Ma hope o ka mālama ʻana i ka ʻili kila angular, pono lākou e loli i ke ʻano o ka wā ma waho no ka manawa lōʻihi. No laila, he mea koʻikoʻi loa ka pahū ʻana o ke one angular grit no ka ʻili.
ʻO ka ʻoki ʻana i ke kila granite a me ka ʻoki ʻana i ka pōhaku
No ke ʻoki ʻana i ka pōhaku ma ka hoʻohana ʻana i ka ʻōpala kila granite a me ka ʻōpala ʻoki pōhaku mai ke kahe wai. I ke kaʻina hana o ka ʻoki ʻana, ʻaʻohe loli kemika o ka ʻōpala ʻoki pōhaku a he mau pono kona no ka ʻole o ka hoʻopilikia ʻana i ka hana kemika a me ke kino o nā mea pōhaku, ʻaʻohe hoʻololi wela, ʻoki haiki, pololei kiʻekiʻe, ʻili ʻoki laumania, maʻemaʻe a ʻaʻohe haumia, a pēlā aku.
ʻO ke kila kihi kila no ka hoʻoheheʻe ʻana i ke one o nā Locomotives
Ma hope o ka pau ʻana o ka hana ʻana a i ʻole ka hoʻoponopono hou ʻana, pono e pena ʻia ka ʻili o nā locomotive (me ka undercoat, ka uhi waena, ka uhi hoʻopau a pēlā aku), e hoʻomaikaʻi i ke ʻano o waho o ka locomotive a me ke ola hana. ʻO ke koho ʻana o ke kila angular Grit he mea nui loa ia no ka mālama ʻana i ka ʻili, kahi e hoʻopilikia ai i ka hana o ka uhi ʻana o ka anti-crack, ke kū'ē ʻana i ka komo ʻana a me ka inoxidizability.
ʻO ka grit kila angular no ke kūkulu kila
I ke kūkulu kila, ʻo ka wikiwiki o ka palaho e pili nui ana i ka haʻahaʻa o ka lewa a me ke ʻano a me ka nui o ka mea haumia i ka lewa. I mea e hoʻolōʻihi ai i kona ola lawelawe, pono ka hale kila i ka mālama ʻana i ka ʻili kila Angular grit blasting, a laila ma ka pīpī ʻana e hana i ka ʻili pale ma ka ʻili metala e pale a hōʻemi i ka palaho metala.
Mea Hana Grit Kila no ka hoʻoheheʻe ʻana i ka one o nā mīkini awa
Hoʻohana nui ʻia ke kūkulu ʻana o ke awa i ke ʻano kila. No laila, kiʻekiʻe loa ke noi no ka pale ʻana i ka palaho o ke ʻano kila. Kū pinepine nā mīkini awa i kekahi ʻano kūikawā. No ka laʻana, ʻo ke kaiapuni ea kai pulu, ka mea e hōʻino nui ai i nā kūkulu ʻana o ke kila. I kēlā hihia, pono ka pahū ʻana one a me ka uhi ʻana e pale ai i nā mīkini awa. No laila, he mea nui loa ka hana ʻana i ka grit kila maikaʻi.
| Nā huahana | ʻO ke kila kila | |
| Ka Hoʻohui Kemika% | CR | 1.0-1.5% |
| C | 0.8-1.20% | |
| Si | 0.4-1.2% | |
| Mn | 0.6-1.2% | |
| S | ≤0.05% | |
| P | ≤0.05% | |
| Paʻakikī | pana kila | GP 41-50HRC; GL 50-55HRC; GH 63-68HRC |
| Ka nui o ka paʻa | pana kila | 7. 6g/cm3 |
| ʻAno liʻiliʻi | ʻAno Martensite | |
| helehelena | Nā ʻāpana hakahaka poepoe <5% ʻĀpana māwae <3% | |
| ʻAno | G120, G80, G50, G40, G25, G18, G16, G14, G12, G10 | |
| Anawaena | 0.2mm, 0.3mm, 0.5mm, 0.7mm, 1.0mm, 1.2mm, 1.4mm, 1.6mm, 2.0mm, 2.5mm | |
| Noi | 1. ʻOki ʻana i ka granite | |
| Helu Pale. | In | Ka nui o ka pale | SAE J444 Kūlana kila kila | |||||||||
| G10 | G12 | G14 | G16 | G18 | G25 | G40 | G50 | G80 | G120 | |||
| 6 | 0.132 | 3.35 |
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| 7 | 0.111 | 2.8 | Nā Palapala Holoʻokoʻa |
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| 8 | 0.0937 | 2.36 |
| Nā Palapala Holoʻokoʻa |
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| 10 | 0.0787 | 2 | 80% |
| Nā Palapala Holoʻokoʻa |
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| 12 | 0.0661 | 1.7 | 90% | 80% |
| Nā Palapala Holoʻokoʻa |
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| 14 | 0.0555 | 1.4 |
| 90% | 80% |
| Nā Palapala Holoʻokoʻa |
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| 16 | 0.0469 | 1.18 |
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| 90% | 75% |
| Nā Palapala Holoʻokoʻa |
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| 18 | 0.0394 | 1 |
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| 85% | 75% |
| Nā Palapala Holoʻokoʻa |
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| 20 | 0.0331 | 0.85 |
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| 25 | 0.028 | 0.71 |
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| 85% | 70% |
| Nā Palapala Holoʻokoʻa |
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| 30 | 0.023 | 0.6 |
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| 35 | 0.0197 | 0.5 |
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| 40 | 0.0165 | 0.425 |
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| 80% | 70% minuke |
| Nā Palapala Holoʻokoʻa |
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| 45 | 0.0138 | 0.355 |
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| 50 | 0.0117 | 0.3 |
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| 80% minuke | 65% minuke |
| Nā Palapala Holoʻokoʻa |
| 80 | 0.007 | 0.18 |
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| 75% minuke | 65% minuke |
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| 120 | 0.0049 | 0.125 |
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| 75% minuke | 65% minuke |
| 200 | 0.0029 | 0.075 |
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| 70% minuke |
| GB | 2.5 | 2 | 1.7 | 1.4 | 1.2 | 1 | 0.7 | 0.4 | 0.3 | 0.2 | ||
