ASME SA193 B7 Hex Bolt, Standard ASME, Material SA193 B7, Size 5/16 to 4 Inch, Length 30 to 1000 mm, Surface Finishing Color-Zinc Coated, Full Length Thread, Thread 4-1/2 UNC
ASTM A192 Welded Pipe, Type Welded, Size 1/2 to 36 Inch, Length 0.5 to 20 m, Thickness SCH40, Surface Black, End Plain, Protection End Protection Caps at Both Ends