
Crown Block
Built to API Spec 4F & 8C, authorized to use the official API monogram. In conformity with the requirements of industry standard SY/T5527. ·The sheave groove is quenching-treated, anti-abrasion with long service ...
Beijing, China
Built to API Spec 4F & 8C, authorized to use the official API monogram. In conformity with the requirements of industry standard SY/T5527. ·The sheave groove is quenching-treated, anti-abrasion with long service ...