... , pot galvanizing, cold galvanizing, oil, parkerising etc.2. Grade: 4.6, 5.6, 8.8, 10.6 ... no less than 500 N/mm2, yield strength no less than 300 N/mm2, elongation no less than 20%, ... not more than 25kgs for easy handling, and with weather proof lable with content required and approved by clients ... other inforamtions if required by clients. 9. Alll kinds available according to the drawings and samples of ...