China OEM omenala ductile nkedo ígwè siteUsoro ntinye ntinye ego furu efu. Iron Ductile, nke a makwaara dị ka igwe nkedo ducitle, iron nodular, iron graphite spheroidal, spheroidal graphite cast iron, ma ọ bụ naanị SG iron maka mkpụmkpụ.Mgbe graphite dị dị ka obere, gburugburu, na nke kesara nke ọma, mmetụta ya na-adịghị ike dị ntakịrị na nkedo ndị dị otú ahụ ga-enwe ductility dị elu. Ụdị nkedo a ka a na-akpọ ductile ma ọ bụ nodular iron ma ọ bụ spheroidal graphite ma ọ bụ nanị SG iron. Enwere ike nweta ụdị graphite a site n'ịgbakwunye magnesium elemental ma ọ bụ cerium ma ọ bụ ngwakọta nke ihe abụọ ahụ iji gbazee ígwè. A na-agbakwunye Magnesium n'ogo 0.07 ruo 0. 10% na-esote mgbakwunye ferro-silicon iji kwalite graphitization. N'oge siri ike, magnesium na-enyere aka na nkesa graphite na metal.
Iron ductile nwere oke ike na ịdị arọ ka mma, nrụpụta ka mma yana uru mmetụta dị elu. Ọzọkwa, a na-emepụta ihe ndị ahụ ductile iron site na nkedo usoro ebe enwere ike nweta njikwa kacha mma nke ọdịdị akụrụngwa ma e jiri ya tụnyere ịgha mkpụrụ. Ya mere, a na-eji nkedo ductile dochie ọtụtụ akụkụ dị ka crank shafts na njikọ njikọ nke a na-arụpụtakarị site n'ịkpụpụta mmiri.
| Ntụnyere Iron Ductile | Ihe mejupụtara kemịkalụ () | Ọdịdị Matrix | |||||||||||
| GB/T 1348-1988 | ISO 1083:1987 (E) | ASTM A536-84 (2004) | EN 1563:-1997 | ГОСТ7293 | C | Si | Mn | P | S | Mg | Re | ndị ọzọ | |
| QT400-18 | 400-18 | 60-40-18① F32800 | GJS-400-18 JS1020 | nke 40 | 3.6-3.8 | 2.3-2.7 | 0.5 | 00.08 | 0.025 | 0.03-0.05 | 0.02-0.03 | - | Ferrite annealed |
| QT400-15 | 400-15 | 60-42-10 F32900 | GJS-400-15 JS1030 | nke 40 | 3.5-3.6 | 3.0-3.2 | 0.5 | 00.07 | 00.02 | 0.04 | 0.02 | - | Ferrite annealed |
| QT450-10 | 450-10 | 65-45-12 F33100 | GJS-450-10 JS1040 | nke 45 | 3.4-3.9 | 2.7-3.0 | 0.2-0.5 | 00.07 | 00.03 | 0.06-0.1 | 0.03-0.1 | - | Ferrite annealed |
| QT500-7 | 500-7 | 70-50-05 | GJS-500-7 JS1050 | вч50 | 3.6-3.8 | 2.5-2.9 | 0.6 | 00.08 | 0.025 | 0.03-0.05 | 0.03-0.05 | - | Pearlite + Ferrite |
| QT600-3 | 600-3 | 80-60-03② F34100 | GJS-600-3 JS1060 | nke 60 | 3.6-3.8 | 2.0-2.4 | 0.5-0.7 | 00.08 | 0.025 | 0.035-0.05 | 0.025-0.045 | - | Pearlite ahaziri ahazi |
| QT700-2 | 700-2 | 100-70-03 F34800 | GJS-700-2 JS1070 | nke 70 | 3.7-4.0 | 2.3-2.6 | 0.5-0.8 | 00.08 | 00.02 | 0.035-0.065 | 0.035-0.065 | Mo0.15-0.4 Cu0.4-0.8 | Ngwakọta Microstructure |
| QT800-2 | 800-2 | - | GJS-800-2 JS1080 | nke 80 | 3.7-4.0 | 2.5 | 0.5 | 00.07 | 00.03 | - | - | Mo0.39 Cu0.82 | Ngwakọta Microstructure |
| QT900-2 | 900-2 | 120-90-02 F36200 | GJS-900-2 JS1090 | nke 90 | 3.5-3.7 | 2.7-3.0 | 0.5 | 00.08 | 0.025 | 0.03-0.05 | 0.025-0.045 | Mo0.15-0.25 Cu0.5-0.7 | Lower Bainite |
| ① sitere na ASTM A716-2003. ② sitere na ASTM A476/A476M-2000. | |||||||||||||
Ike nkeỤlọ ọrụ nkedo itinye ego:
• Oke kachasị: 1,000 mm × 800 mm × 500 mm
• Oke arọ: 0,5 n'arọ - 100 n'arọ
• Ike kwa afọ: tọn 2,000
• Ihe nkwekọ maka ụlọ Shell: Silica Sol, Glass Water na ngwakọta ha.
• Nkwenye: Na Arịrịọ.
Uru nkeNgwa nkedo itinye ego:
- Magburu onwe ma dị ire ụtọ elu imecha
- Nkwenye akụkụ siri ike.
- Ụdị mgbagwoju anya na mgbagwoju anya nwere mgbanwe imewe
- Ikike ịwụ mgbidi ndị dị mkpa ya mere ihe nkedo dị ọkụ
- Nhọrọ sara mbara nke nkedo ọla na alloys (ferrous na ndị na-abụghị igwe)
- Ọ dịghị mkpa ka Draft na ebu imewe.
- Belata mkpa nke abụọ machining.
- obere ihe mkpofu.
Enwere ike iru nnabata nkedo site na itinye ego:
Dị ka ihe dị iche iche eji ejikọta ihe eji eme shea ahụ, enwere ike kewaa ihe nkedo itinye ego na nkedo silica sol na nkedo iko mmiri. Usoro nkedo itinye ego na silica sol nwere oke ihe nkedo nkedo (DCT) na Geometrical Casting Tolerances (GCT) karịa usoro iko mmiri. Agbanyeghị, ọbụlagodi na usoro nkedo ahụ, ọkwa nnabata ga-adị iche na alloy nke ọ bụla n'ihi ike nkedo ha dị iche iche. Ụlọ ọrụ anyị ga-achọ ka gị na gị kparịta ụka ma ọ bụrụ na ị nwere arịrịọ pụrụ iche na nnabata achọrọ. N'ebe a, ndị a bụ ọkwa nnabata izugbe anyị nwere ike iru ma site na nkedo silica sol na usoro nkedo mmiri dị iche iche:
✔ DCT ọkwa nke Silica Sol Lost Wax Nkedo: DCTG4 ~ DCTG6
✔ DCT Ọkwa site Water Glass Lost Wax Nkedo: DCTG5 ~ DCTG9
✔ GCT ọkwa nke Silica Sol Lost Wax Nkedo: GCTG3 ~ GCTG5
✔ GCT Ọkwa site Water Glass Lost Wax Nkedo: GCTG3 ~ GCTG5
| Ngwa makaNkedo itinye egoUsoro na RMC Foundry | |||
| Otu | China ọkwa | Ọkwa US | Germany ọkwa |
| Ferritic igwe anaghị agba nchara | 1Cr17, 022Cr12, 10Cr17, | 430, 431, 446, CA-15, CA6N, CA6NM | 1.4000, 1.4005, 1.4008, 1.4016, GX22CrNi17, GX4CrNi13-4 |
| Martensitic igwe anaghị agba nchara | 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 igwe anaghị agba nchara | 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, 1.4404.4.1. 1.4435, 1.4436, 1.4539, 1.4550, 1.4552, 1.4581, 1.4582, 1.4584, |
| Mmiri ozuzo na-eme ka igwe anaghị agba nchara | 05Cr15Ni5Cu4Nb, 05Cr17Ni4Cu4Nb | 630, 634, 17-4PH, 15-5PH, CB7Cu-1 | 1.4542 |
| Duplex igwe anaghị agba nchara | 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 |
| Ngwá Ọrụ Steel | Cr12 | A5, H12, S5 | 1.2344, 1.3343, 1.4528, GXCrMo17, X210Cr13, GX162CrMoV12 |
| Igwe na-eguzogide okpomọkụ | 20Cr25Ni20, 16Cr23Ni13, 45Cr14Ni14W2Mo | 309, 310, CK20, CH20, HK30 | 1.4826, 1.4828, 1.4855, 1.4865 |
| Nickle-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 | |
| Aluminom Alloy | ZL101, ZL102, ZL104 | ASTM A356, ASTM A413, ASTM A360 | G-AlSi7Mg, G-Al12 |
| Alloy ọla kọpa | 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 |
| Cobalt-base Alloy | UMC50, 670, Ọkwa 31 | 2,4778 | |
| anabata nnabata nke itinye ego | |||
| Inches | Millimeters | ||
| Akụkụ | Ndidi | Akụkụ | Ndidi |
| Ruo 0,500 | ±.004" | Ruo 12.0 | ± 0.10mm |
| 0.500 ruo 1.000" | ±.006" | 12.0 ruo 25.0 | ± 0.15mm |
| 1.000 ruo 1.500” | ±.008" | 25.0 ruo 37.0 | ± 0.20mm |
| 1.500 ruo 2,000" | ±.010" | 37.0 ruo 50.0 | ± 0.25mm |
| 2.000 ruo 2.500” | ±.012" | 50.0 ruo 62.0 | ± 0.30mm |
| 2.500 ruo 3.500" | ±.014" | 62.0 ruo 87.0 | ± 0.35mm |
| 3.500 ruo 5,000" | ±.017" | 87.0 ruo 125.0 | ± 0.40mm |
| 5.000 ruo 7.500” | ±.020" | 125.0 ruo 190.0 | ± 0.50mm |
| 7.500 ruo 10,000" | ±.022" | 190.0 ruo 250.0 | ± 0.57mm |
| 10.000 ruo 12.500" | ±.025" | 250.0 ruo 312.0 | ± 0.60mm |
| 12.500 ruo 15.000 | ±.028" | 312.0 ruo 375.0 | ± 0.70mm |
