limestone,granite,basalt.

All thread Studs & Nuts, Flexitallic, Garlock & Lamons 

2.66–3.08 density

Pipe shoes, Cradle supports, Hangers, Coated U-Bolts, Beam Clamps, Turnbuckles & Spring Supports

Weld Fittings, O-LETS,Nipples, Swages, Elbows,Blind Flanges,Spectacle Blinds, and Orifices

Beams, Channel, Angles, Plate, Rolled Materials,Tubing & Expanded metal