Salaku alloy basis tambaga, kuningan jeung parunggu bisa ngawujud kana bagian kacida kompleks, nyieun eta idéal pikeunprosés casting investasi. fluctuations ongkos konstan bisa nyieun bahan ieu pisan harga sénsitip, sahingga runtah pisan ongkosna mahal, utamana lamun tempo CNC machining jeung / atawa forging salaku prosés manufaktur pikeun ngahasilkeun bagian casting Anjeun. Tambaga murni henteu biasana tuang. Investasi (lilin leungit) casting mangrupakeun metoda casting precision kompléks deukeut-net-bentuk rinci ngagunakeun réplikasi pola lilin. Casting investasi atawa lilin leungit nyaéta prosés ngabentuk logam anu ilaharna ngagunakeun pola lilin dikurilingan ku cangkang keramik pikeun nyieun kapang keramik. Nalika cangkangna garing, lilin dilebur, ngan ukur tinggaleun kapang. Lajeng komponén casting kabentuk ku tuang logam molten kana kapang keramik.
Kuningan mangrupa alloy diwangun ku tambaga jeung séng. Kuningan anu diwangun ku tambaga jeung séng disebut kuningan biasa. Lamun éta rupa-rupa alloy diwangun ku leuwih ti dua elemen, mangka disebut kuningan husus. Kuningan mangrupakeun alloy tambaga jeung séng salaku unsur utama. Salaku eusi séng naek, kakuatan sarta plasticity of alloy naek nyata, tapi sipat mékanis bakal turun nyata sanggeus ngaleuwihan 47%, jadi eusi séng kuningan kirang ti 47%. Salian séng, kuningan tuang sering ngandung unsur paduan sapertos silikon, mangan, aluminium, sareng timah.
Casting kuningan miboga sipat mékanis luhur batan parunggu, tapi hargana leuwih handap perunggu. Kuningan tuang sering dianggo pikeun bushes bantalan tujuan umum, bushings, gears sareng bagian tahan ngagem sareng klep sareng bagian tahan korosi sanés. Kuningan gaduh résistansi ngagem anu kuat. Kuningan sering dianggo pikeun ngadamel klep, pipa cai, pipa nyambungkeun pikeun AC internal sareng éksternal, sareng radiator.
Bahan pikeunInvestasi CastingProsés di RMC Foundry | |||
Kategori | Kelas Cina | Kelas AS | Kelas Jérman |
Ferritic stainless steel | 1Cr17, 022Cr12, 10Cr17, | 430, 431, 446, CA-15, CA6N, CA6NM | 1.4000, 1.4005, 1.4008, 1.4016, GX22CrNi17, GX4CrNi13-4 |
Martensitic stainless steel | 1Cr13, 2Cr13, 3Cr13, 4Cr13, | 410, 420, 430, 440B, 440C | 1.4021, 1.4027, 1.4028, 1.4057, 1.4059, 1.4104, 1.4112, 1.4116, 1.4120, 1.4122, 1.4125 |
stainless steel Austenitic | 06Cr19Ni10, 022Cr19Ni10, 06Cr25Ni20, 022Cr17Ni12Mo2, 03Cr18Ni16Mo5 | 302, 303, 304, 304L, 316, 316L, 329, CF3, CF3M, CF8, CF8M, CN7M, CN3MN | 1.3960, 1.4301, 1.4305, 1.4306, 1.4308, 1.4313, 1.4321, 1.4401, 1.4403, 1.4404, 1.4405, 1.4404, 1.4406 1.4435, 1.4436, 1.4539, 1.4550, 1.4552, 1.4581, 1.4582, 1.4584, |
Présipitasi Hardening Stainless Steel | 05Cr15Ni5Cu4Nb, 05Cr17Ni4Cu4Nb | 630, 634, 17-4PH, 15-5PH, CB7Cu-1 | 1.4542 |
Duplex Stainless Steel | 022Cr22Ni5Mo3N, 022Cr25Ni6Mo2N | A 890 1C, A 890 1A, A 890 3A, A 890 4A, A 890 5A, A 995 1B, A 995 4A, A 995 5A, 2205, 2507 | 1.4460, 1.4462, 1.4468, 1.4469, 1.4517, 1.4770 |
Luhur Bungbulang Baja | ZGMn13-1, ZGMn13-3, ZGMn13-5 | B2, B3, B4 | 1.3802, 1.3966, 1.3301, 1.3302 |
Pakakas Baja | Cr12 | A5, H12, S5 | 1.2344, 1.3343, 1.4528, GXCrMo17, X210Cr13, GX162CrMoV12 |
Baja Tahan Panas | 20Cr25Ni20, 16Cr23Ni13, 45Cr14Ni14W2Mo | 309, 310, CK20, CH20, HK30 | 1.4826, 1.4828, 1.4855, 1.4865 |
Nikel-base Alloy | HASTELLY-C, HASTELLY-X, SUPPER22H, CW-2M, CW-6M, CW-12MW, CX-2MW, HX(66Ni-17Cr), MRE-2, NA-22H, NW-22, M30C, M-35 -1, INCOLOY600, INCOLOY625 | 2.4815, 2.4879, 2.4680 | |
alumunium Paduan | ZL101, ZL102, ZL104 | ASTM A356, ASTM A413, ASTM A360 | G-AlSi7Mg, G-Al12 |
Alloy tambaga | H96, H85, H65, HPb63-3, HPb59-1, QSn6.5-0.1, QSn7-0.2 | C21000, C23000, C27000, C34500, C37710, C86500, C87600, C87400, C87800, C52100, C51100 | CuZn5, CuZn15, CuZn35, CuZn36Pb3, CuZn40Pb2, CuSn10P1, CuSn5ZnPb, CuSn5Zn5Pb5 |
Alloy basis kobalt | UMC50, 670, Kelas 31 | 2.4778 |
INVESTASI CASTING TOLERANCES | |||
Inci | milimeter | ||
Diménsi | Toleransi | Diménsi | Toleransi |
Nepi ka 0.500 | ±.004" | Nepi ka 12.0 | ± 0,10 mm |
0.500 nepi ka 1.000” | ±.006" | 12.0 ka 25.0 | ± 0,15 mm |
1.000 ka 1.500" | ±.008" | 25.0 ka 37.0 | ± 0,20 mm |
1.500 nepi ka 2.000” | ±.010" | 37,0 ka 50,0 | ± 0,25 mm |
2.000 ka 2.500” | ±.012" | 50,0 ka 62,0 | ± 0,30 mm |
2.500 ka 3.500" | ±.014" | 62,0 ka 87,0 | ± 0,35 mm |
3.500 nepi ka 5.000” | ±.017" | 87,0 ka 125,0 | ± 0,40 mm |
5.000 ka 7.500” | ±.020" | 125.0 nepi ka 190.0 | ± 0,50 mm |
7.500 nepi ka 10.000” | ±.022" | 190,0 ka 250,0 | ± 0,57 mm |
10.000 nepi ka 12.500” | ±.025" | 250,0 ka 312,0 | ± 0,60 mm |
12.500 ka 15.000 | ±.028" | 312,0 ka 375,0 | ± 0,70 mm |

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