型号
DIN931 DIN6914 A325 ISO4017
Item
din933 din931 steel yellow zinc grade 8.8 screw
Grade
4.6, 4.8, 8.8, 10.9, 12.9, AISI 2, AISI 5, AISI 8, AISI 10.
Standard
DIN931 DIN6914 A325 ISO4017
Material
stainless steel, carbon steel,alloy steel,brass...
Finished
plain, galvanized, zinc plated, black oxide, HDG...