SB-221M
SB-221M (Specification for Aluminum and Aluminum Alloy Extruded Bars, Rods, Wire, Profiles, and Tubes (Metric))· ASME (Amerika Birleşik Devletleri) · 42 malzeme
SB-221M (Specification for Aluminum and Aluminum Alloy Extruded Bars, Rods, Wire, Profiles, and Tubes (Metric))· ASME (Amerika Birleşik Devletleri) · 42 malzeme