型号
din 434 din 435 square washer
Product name
Grade 12.9 din 435 steel taper square beveled washer for Channel
Material
carbon steel , stainless steel
Surface treatment
zinc plated, hot dipped galvanized, black..
standard
Customized, GB, DIN, ISO, JIS, BS, ANSI
Grade
4.8/ 6.8/ 8.8/ 10.9/ 12.9