Nkedo ígwè na-ezo aka nchara eji mepụta ígwè ọgbụgba. Kwesịrị iji ihe nkedo mee ihe mgbe ike nke nkedo ahụ dịtụ elu na iji ihe nkedo enweghị ike imezu ihe ndị a chọrọ. Otú ọ dị, mmiri mmiri nke nchara gbazere nke ihe nkedo na-adịghị mma dị ka nke nkedo, ya mere ọkpụrụkpụ nke usoro ahụ na-awụpụ ekwesịghị ịbụ obere ma ọdịdị ahụ ekwesịghị ịdị mgbagwoju anya. Mgbe a na-achịkwa ọdịnaya silicon na njedebe dị elu, mmiri mmiri nke nchara gbazere nwere ike ịbawanye mma.
Nkedo ígwè nwere ike kere n'ime nkedo alloy ígwè na igba carbon ígwè dị ka ya chemical mejupụtara, na nwekwara ike kere n'ime nkedo ngwá ọrụ ígwè, igba pụrụ iche ígwè, injinịa na bughi mgbatị na nkedo alloy ígwè dị ka e ji mara ya.
Site na ngwakọta kemịkal
1. Nkedo carbon nchara. Igba ígwè na carbon dị ka isi alloying mmewere na a obere ego nke ọzọ ọcha. Nkedo carbon ígwè nwere ike kee n'ime igba obere carbon ígwè, igba ajụ carbon nchara na-ajụ elu carbon ígwè. The carbon ọdịnaya nke igba obere carbon ígwè bụ ihe na-erughị 0,25%, na carbon ọdịnaya nke igba carbon ígwè bụ n'etiti 0,25% na 0,60%, na carbon ọdịnaya nke igba elu carbon ígwè bụ n'etiti 0,6% na 3,0%. Ike na ịdị ike nke nkedo carbon na-abawanye na mmụba nke ọdịnaya carbon. Nkedo carbon ígwè nwere ndị na-esonụ uru: ala mmepụta na-eri, elu ike, mma ike na elu plasticity. A nwere ike iji ihe nkedo carbon na-emepụta ihe ndị na-ebu ibu dị arọ, dị ka ebe a na-agbagharị ígwè na ihe ndị na-arụ ọrụ na hydraulic. A nwekwara ike iji ya rụpụta akụkụ ndị nwere ikike dị ukwuu na mmetụta, dị ka wiil, di na nwunye, ihe nkwado na akụkụ akụkụ na ụgbọ okporo ígwè.
2. Nkedo alloy nchara. Nkedo alloy ígwè nwere ike kere n'ime nkedo ala alloy nchara (ngụkọta alloy ọcha bụ ihe na-erughị ma ọ bụ hà 5%), igba alloy ígwè (ngụkọta alloy ọcha bụ 5% na 10%) na-ajụ elu alloy ígwè (ngụkọta alloy ọcha dị ukwuu ma ọ bụ hà 10%).
Site na iji njirimara
1. Nkedo ngwá ọrụ ígwè. Nkedo ngwá ọrụ ígwè nwere ike kere n'ime nkedo ngwá ọrụ ígwè na nkedo ebu ígwè.
2. Nkedo ígwè puru iche. Nkedo pụrụ iche ígwè nwere ike kere n'ime nkedo igwe anaghị agba nchara, igba okpomọkụ na-eguzogide ígwè, igba nkedo na-eguzogide ígwè, igba nkuku dabeere alloy, wdg
3. Nkedo ígwè maka injinia na ihe owuwu. Igba ígwè maka injinia na Ọdịdị nwere ike kere n'ime igba carbon bughi ígwè na nkedo alloy bughi.
4. Nkedo alloy nchara. Enwere ike ịkewa ya n'ime nkedo ígwè dị ala, ihe nkedo ihe eji eme ihe na ihe nkedo.
304 na 316 nkedo nchara bu uzo eji eme ihe ígwè foundries. Ha abụọ bụ austenitic cast steels, na-abụghị magnetik ma ọ bụ na-adịghị ike magnetik. 430, 403 na 410 bụ austenitic-ferritic anaghị agba nchara nwere ụdị magnetik.
Na mmepụta nke ihe nkedo ígwè, ihe nchara nchara bụ usoro bụ isi. Tupu ọwụpụ ọ bụla, achọrọ nyocha tupu ọkụ ọkụ. Onu ogugu nke ihe omimi obula agha aghaghi iru ihe ndi ahia choro.
Iji mee ka agbaze agbaze ma hụ na ogo nke ọgbụgba, a na-ejikarị ihe ndị nwere ihe mejupụtara eme ihe na mba ọzọ. Otú ọ dị, na Chinese foundries, metal ihe eji maka gbazee na-ekewa abụọ ụdị: recycled ihe na ihe ọhụrụ. Recycled ihe na-ezo aka agbapụtara na riser usoro nke oge ọgbụgba, scrap oge ọgbụgba, wdg Tupu were, na chemical mejupụtara na ọkwa ga-nyochaa n'ụzọ doro anya, na elu adịghị na oxide ọnụ ọgụgụ a ga-ewepụ site ọgbụgba ọkụ ọgbụgba ọkụ ma ọ bụ sandblasting, na mgbe wepụta , ma ọ bụ ihe eji emegharị emegharị kwesịrị ka agbaze ya ma wụsara ya na ingots iji mee ihe.
Ihe ohuru bu ihe eji eme ya site na akara akara ma obu ihe ndi ozo, tinyere ihe eji eme ihe na ihe ndi ozo. Ogwe ihe eji emezi igwe na ihe eji abanye ugo di iche iche kwesiri ka enyocha ya maka ihe mejuputara ya ma mezuo ihe ndi ozo, ma nkpa nke ogwe kwesiri ikwe ka nha nke oku oku na oku.
▶ Akụrụngwa nke Cast Steel dị ka ọkọlọtọ ma ọ bụ ahaziri kemịkal na ihe eji arụ ọrụ.
• Carbon Steel: AISI 1020 - AISI 1060,
• Ngwongwo ígwè: ZG20SiMn, ZG30SiMn, ZG30CrMo, ZG35CrMo, ZG35SiMn, ZG35CrMnSi, ZG40Mn, ZG40Cr, ZG42Cr, ZG42CrMo ... wdg.
• Igwe anaghị agba nchara: AISI 304, AISI 304L, AISI 316, AISI 316L, 1.4404, 1.4301 na ndị ọzọ igwe anaghị agba nchara ọkwa.
Ikike nke ihe nkedo a na-akpụzi n'aka:
• Max Size: 1,500 mm × 1000 mm × 500 mm
• Ibu Ibu: 0,5 n'arọ - 500 n'arọ
• Ike Kwa Afọ: tọn 5,000 - tọn 6,000
• Ndidi: Na arịrịọ.
▶ Ike nke Nkedo aja site na igwe na-akpụzi akpaaka:
• Max Size: 1,000 mm × 800 mm × 500 mm
• Ibu Ibu: 0,5 n'arọ - 500 n'arọ
• Ike Afọ: 8,000 tọn - 10,000 tọn
• Ndidi: Na arịrịọ.
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Igba Carbon Steel
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| Mbanụ. | China | Japan | USA | ISO | Jamanị | France | Russia гост | Britain | ||
| GB | JIS | ASTM | UNS | DIN | W-Nr. | NF | BS | |||
| 1 | ZG200-400 (ZG15) | SC4 (SC42) | 415-205 (60-30) | J03000 | 200-400 | GS-38 | Ogbe | - | 15 | - |
| 2 | NKP-002 (50G) | SC42 (SC46) | 450-240 965-35) | J03101 | 230-450 | GS-45 | Ogbe | GE230 | 25 | A1 |
| 3 | ZG270-500 (ZG35) | SC480 (SC49) | 485-275 (70-40) | J02501 | 270-480 | GS-52 | Ogbe | GE280 | 35л | A2 |
| 4 | NJ310-570 (ZG45) | NS5 | (80-40) | J05002 | - | GS-60 | Ogbe | GE320 | 45л | - |
| 5 | MF360-640 (ZG55) | - | - | J05000 | 340-550 | - | - | GE 370 | - | A5 |
