Minangka wedhi casting pengecoran saka China, RMC bisa matak baja cast deningpengecoran pasir. Baja cast bisa dipérang dadi baja paduan cast lan baja karbon cast miturut komposisi kimia, lan bisa uga dipérang dadi baja alat cast, cast baja khusus, engineering lan casting struktural lan cast baja alloy miturut ciri.
Miturut komposisi kimia
1. Cast carbon steel. Cast baja karo karbon minangka unsur alloying utama lan jumlah cilik saka unsur liyane. Cast baja karbon bisa dipérang dadi cast baja karbon rendah, cast baja karbon medium lan cast baja karbon dhuwur. Isi karbon saka baja karbon rendah cast kurang saka 0,25%, isi karbon saka baja karbon cast antarane 0,25% lan 0,60%, lan isi karbon saka cast baja karbon dhuwur antarane 0,6% lan 3,0%. Kekuwatan lan kekerasan baja karbon tuang tambah kanthi nambah isi karbon. Baja karbon cast nduweni kaluwihan ing ngisor iki: biaya produksi sing luwih murah, kekuatan sing luwih dhuwur, ketangguhan sing luwih apik lan plastisitas sing luwih dhuwur. Baja karbon tuang bisa digunakake kanggo nggawe bagean sing nanggung beban abot, kayata stand pabrik rolling baja lan pangkalan pers hidrolik ing mesin abot. Bisa uga digunakake kanggo nggawe bagean sing kena pengaruh lan pengaruh gedhe, kayata roda, coupler, bolsters lan pigura sisih ing kendaraan sepur.
2. Baja paduan tuang. Casting baja paduan bisa dipérang dadi casting baja alloy kurang (total unsur alloy kurang saka utawa padha karo 5%), casting baja alloy (total unsur alloy 5% kanggo 10%) lan cast dhuwur alloy baja (total alloy). unsur luwih saka utawa padha 10%).
Kanthi nggunakake ciri
1. Casting tool steel. Cast tool steel bisa dipérang dadi casting tool steel lan casting mold steel.
2. Casting baja khusus. Casting baja khusus bisa dipérang dadi cast stainless steel, cast panas-tahan baja, cast nyandhang-tahan baja, cast nikel basis alloy, etc.
3. Cast baja kanggo engineering lan struktur. Cast baja kanggo engineering lan struktur bisa dipérang dadi cast karbon baja struktural lan cast alloy baja struktural.
4. Cast alloy steel. Bisa dipérang dadi baja paduan sing kurang, baja paduan medium lan baja paduan dhuwur.
Baja tahan karat 304 lan 316 minangka baja tahan karat sing paling akeh digunakake. Loro-lorone minangka baja tuang austenitik, non-magnetik utawa lemah magnetik. 430, 403, lan 410 minangka baja tahan karat austenitik-feritik kanthi sifat magnetik.
▶ Bahan Baku saka Cast Steel miturut komposisi kimia lan sifat mekanik standar utawa khusus.
• Baja Karbon: AISI 1020 - AISI 1060,
• Baja Paduan: ZG20SiMn, ZG30SiMn, ZG30CrMo, ZG35CrMo, ZG35SiMn, ZG35CrMnSi, ZG40Mn, ZG40Cr, ZG42Cr, ZG42CrMo...etc ing panyuwunan.
• Stainless Steel: AISI 304, AISI 304L, AISI 316, AISI 316L, 1.4404, 1.4301 lan kelas stainless steel liyane.
▶ Kapabilitas Pengecoran Pasir kanthi tangan:
• Ukuran Maks: 1.500 mm × 1000 mm × 500 mm
• Bobot Range: 0,5 kg - 500 kg
• Kapasitas Tahunan: 5.000 ton - 6.000 ton
• Toleransi: On Request.
▶ Kapabilitas Pengecoran Pasir dening Mesin Molding Otomatis:
• Ukuran Maks: 1.000 mm × 800 mm × 500 mm
• Bobot Range: 0,5 kg - 500 kg
• Kapasitas taunan: 8.000 ton - 10.000 ton
• Toleransi: On Request.
▶ Prosedur Produksi Utama
• Desain Pola & Perkakas → Nggawe Pola → Proses Molding → Analisis Komposisi Kimia → Leleh & Tuang → Reresik, Grinding & Shot Blasting → Post Processing utawa Packing kanggo Pengiriman
▶ Kapabilitas Inspeksi Pengecoran Pasir
• Analisis kuantitatif spektrografi lan manual
• Analisis metalografi
• Brinell, Rockwell lan Vickers inspeksi atose
• Analisis properti mekanik
• Tes impact suhu sing kurang lan normal
• Pemriksaan kebersihan
• UT, MT lan RT pengawasan
▶ Proses Post-Casting
• Deburring & Cleaning
• Dijupuk Blasting / Sand Peening
• Perawatan Panas: Normalisasi, Quench, Tempering, Carburization, Nitriding
• Perawatan Permukaan: Passivation, Andonizing, Electroplating, Hot Zinc Plating, Zinc Plating, Nickel Plating, Polishing, Electro-Polishing, Painting, GeoMet, Zintec
•Mesin CNC: Nguripake, Milling, Lathing, Drilling, Honing, Grinding,
Cast Steel Alloys ing Sand Casting Foundry saka RMC
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Ora. | Cina | Jepang | Korea | Jerman | Prancis | Rusia гост | |
GB | JIS | KS | DIN | W-Nr. | NF | ||
1 | ZG40Mn | SCMn3 | SCMn3 | GS-40Mn5 | 1.1168 | - | - |
2 | ZG40Cr | - | - | - | - | - | 40Xл |
3 | ZG20SiMn | SCW480 (SCW49) | SCW480 | GS-20Mn5 | 1.112 | G20M6 | 20 gsl |
4 | ZG35SiMn | SCSiMn2 | SCSiMn2 | GS-37MnSi5 | 1.5122 | - | 35 gsl |
5 | ZG35CrMo | SCCrM3 | SCCrM3 | GS-34CrMo4 | 1.722 | G35CrMo4 | 35XMл |
6 | ZG35CrMnSi | SCMnCr3 | SCMnCr3 | - | - | - | 35Xgсл |


