CS Pipe Nipple：
Pipe nipple consists of a short piece of pipe, usually provided with a male pipe thread at each end, for connecting two other fittings.
Material: ASTM A53/ A106/ A333/ BS EN 10241
Dimensions: ASTM A733/ BS EN 10241
Threads: ASME B1.20.1/ ISO 7/1
Thickness: SCH40-XXS / Medium-Heavy