Eriri igwe anaghị agba nchara na-ekpo ọkụ
① The warara na ọkpụrụkpụ nke 1.80mm-6.00mm na obosara nke 50mm-1200mm mere site na-ekpo ọkụ Rolling.
② [ọkụ mpịakọta na-ekpo ọkụ / mpempe akwụkwọ] nwere uru nke ike siri ike, nhazi dị mfe na ezigbo ductility.
③ Hot akpọrepu igwe anaghị agba nchara warara / eriri igwe mmepụta usoro:
1. Pickling → 2. High okpomọkụ mpịakọta → 3. Usoro mmanye → 4. Annealing → 5. Ọkwa → 6. Ịmecha →7. Nkwakọ ngwaahịa → 8. Na-eru ndị ahịa.
Oge nzipu: Feb-07-2020