Q: Isebenza kanjani i-ERW pipe mill?
A: Umshini wokugaya amapayipi we-ERW usebenza ngokuvula imichilo yensimbi kuqala, bese ubenza babe yizimo zamapayipi kusetshenziswa ama-roller. Amaphethelo epayipi elakhiwe ayashiswa ukumelana nogesi bese ecindezelwa ndawonye ukuze kwakheke umthungo ohlanganisiwe.
Isikhathi sokuthunyelwe: Juni-27-2024
