China OEM desturi castings chuma kaboni namchakato wa kutupa uwekezaji wa wax uliopotea.Tunaweza kutoa Cheti cha 3.1 Nyenzo cha chuma cha kutupwa kulingana na EN 10204 ikiwa unahitaji. Mbinu zinazopatikana za ukaguzi: upimaji wa vipimo na CMM, upimaji usio na uharibifu, utungaji wa kemikali, sifa za mitambo, upimaji wa ugumu, kusawazisha tuli, kusawazisha kwa nguvu, shinikizo la hewa na shinikizo la maji.
Kulingana na kiwango cha maudhui ya kaboni, chuma cha kaboni kwa ajili ya kutupwa kwa ujumla kinagawanywa katika chuma cha chini cha kaboni, chuma cha kati cha kaboni na chuma cha juu cha kaboni. Vyuma vya kaboni vya kutupwa vya nchi zote ulimwenguni kwa ujumla huainishwa kulingana na nguvu zao, na alama zinazolingana huundwa.
Kuhusu utungaji wa kemikali ya chuma cha kaboni, isipokuwa fosforasi na sulfuri, hakuna vikwazo au mipaka ya juu tu juu ya vipengele vingine vya kemikali. Chini ya Nguzo iliyo hapo juu, muundo wa kemikali wa chuma cha kaboni imedhamiriwa na msingi kulingana na mali zinazohitajika za mitambo.
Mbinu za matibabu ya joto ya castings chuma kaboni ni kawaida annealing, normalizing au normalizing + tempering. Kwa baadhi ya chuma cha juu cha kaboni castings, kuzima na matiko pia inaweza kutumika, yaani, kuzima + joto la juu la joto, ili kuboresha sifa za kina za mitambo ya castings ya chuma cha kaboni. Uchimbaji mdogo wa chuma cha kaboni unaweza kuzimwa moja kwa moja na kuwashwa kutoka kwa hali ya kutupwa. Kwa kutupwa kwa chuma cha kaboni kwa kiasi kikubwa au ngumu, ni sahihi kufanya matibabu ya kuzima na ya joto baada ya matibabu ya kawaida.
Tuma Ulinganisho wa Daraja la Chuma cha Carbon
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Hapana. | China | Japani | Marekani | ISO | Ujerumani | Ufaransa | Urusi гост | Uswidi SS | Uingereza | ||
GB | JIS | ASTM | UNS | DIN | W-Nr. | NF | BS | ||||
1 | ZG200-400 (ZG15) | SC410 (SC42) | 415-205 (60-30) | J03000 | 200-400 | GS-38 | 1.0416 | - | 15л | 1306 | - |
2 | ZG230-450 (ZG25) | SC450 (SC46) | 450-240 965-35) | J03101 | 230-450 | GS-45 | 1.0446 | GE230 | 25л | 1305 | A1 |
3 | ZG270-500 (ZG35) | SC480 (SC49) | 485-275 (70-40) | J02501 | 270-480 | GS-52 | 1.0552 | GE280 | 35л | 1505 | A2 |
4 | ZG310-570 (ZG45) | SCC5 | (80-40) | J05002 | - | GS-60 | 1.0558 | GE320 | 45л | 1606 | - |
5 | ZG340-640 (ZG55) | - | - | J05000 | 340-550 | - | - | GE370 | - | - | A5 |
Uwezo wa Taasisi ya Kutoa Uwekezaji:
• Ukubwa wa Juu: 1,000 mm × 800 mm × 500 mm
• Uzito mbalimbali: 0.5 kg - 100 kg
• Uwezo wa Mwaka: tani 2,000
• Nyenzo za Bondi za Ujenzi wa Shell: Silika Sol, Glasi ya Maji na michanganyiko yake.
• Uvumilivu: Kwa Ombi.
Manufaa ya Vipengele vya Uwekezaji wa Uwekezaji:
- Kumaliza bora na laini ya uso
- Uvumilivu mkali wa dimensional.
- Maumbo changamano na changamano na unyumbufu wa muundo
- Uwezo wa kutupa kuta nyembamba kwa hiyo ni sehemu nyepesi ya kutupa
- Uchaguzi mpana wa metali za kutupwa na aloi (feri na zisizo na feri)
- Rasimu haihitajiki katika muundo wa molds.
- Kupunguza haja ya machining sekondari.
- Upotevu wa chini wa nyenzo.
Nyenzo zaUwekezaji AkitoaMchakato katika RMC Foundry | |||
Kategoria | Daraja la China | Daraja la Marekani | Daraja la Ujerumani |
Chuma cha pua cha Ferritic | 1Cr17, 022Cr12, 10Cr17, | 430, 431, 446, CA-15, CA6N, CA6NM | 1.4000, 1.4005, 1.4008, 1.4016, GX22CrNi17, GX4CrNi13-4 |
Chuma cha pua cha Martensitic | 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 |
Austenitic chuma cha pua | 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, 1.44404, 1.4404, 9 1.4435, 1.4436, 1.4539, 1.4550, 1.4552, 1.4581, 1.4582, 1.4584, |
Mvua Inaimarisha Chuma cha pua | 05Cr15Ni5Cu4Nb, 05Cr17Ni4Cu4Nb | 630, 634, 17-4PH, 15-5PH, CB7Cu-1 | 1.4542 |
Chuma cha pua cha Duplex | 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 |
High Mn Steel | ZGMn13-1, ZGMn13-3, ZGMn13-5 | B2, B3, B4 | 1.3802, 1.3966, 1.3301, 1.3302 |
Chombo cha Chuma | Cr12 | A5, H12, S5 | 1.2344, 1.3343, 1.4528, GXCrMo17, X210Cr13, GX162CrMoV12 |
Chuma Kinachostahimili Joto | 20Cr25Ni20, 16Cr23Ni13, 45Cr14Ni14W2Mo | 309, 310, CK20, CH20, HK30 | 1.4826, 1.4828, 1.4855, 1.4865 |
Aloi ya msingi wa Nickle | 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, INOLOY625 | 2.4815, 2.4879, 2.4680 | |
Alumini Aloi | ZL101, ZL102, ZL104 | ASTM A356, ASTM A413, ASTM A360 | G-AlSi7Mg, G-Al12 |
Aloi ya Shaba | 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 |
Aloi ya msingi ya Cobalt | UMC50, 670, Daraja la 31 | 2.4778 |
UVUMILIVU WA KUTUPIA UWEKEZAJI | |||
Inchi | Milimita | ||
Dimension | Uvumilivu | Dimension | Uvumilivu |
Hadi 0.500 | ±.004" | Hadi 12.0 | ± 0.10mm |
0.500 hadi 1,000" | ±.006" | 12.0 hadi 25.0 | ± 0.15mm |
1,000 hadi 1.500" | ±.008" | 25.0 hadi 37.0 | ± 0.20mm |
1.500 hadi 2,000" | ±.010" | 37.0 hadi 50.0 | ± 0.25mm |
2,000 hadi 2.500" | ±.012" | 50.0 hadi 62.0 | ± 0.30mm |
2.500 hadi 3.500" | ±.014" | 62.0 hadi 87.0 | ± 0.35mm |
3.500 hadi 5,000" | ±.017" | 87.0 hadi 125.0 | ± 0.40mm |
5,000 hadi 7.500" | ±.020" | 125.0 hadi190.0 | ± 0.50mm |
7.500 hadi 10,000" | ±.022" | 190.0 hadi 250.0 | ± 0.57mm |
10,000 hadi 12.500" | ±.025" | 250.0 hadi 312.0 | ± 0.60mm |
12.500 hadi 15,000 | ±.028" | 312.0 hadi 375.0 | ± 0.70mm |


