The Macomb Group stocks many sizes (1/8" to 36") and variations of steel pipe in Sch 40 and Sch 80 - ASTM A 53 Grades A, B, and A53 Type F Grade A. Black pipe is manufactured for ordinary use in steam, water, gas, or air lines. UL listed and FM approved, sizes 1 to 6 nominal, for use in fire sprinkler pipe applications. We carry A106 seamless pipe in Schedule 40, Sch 80 & Sch 160 wall thickness. Applications include: refineries, power plants, and boilers. Seamless carbon steel grades B & C pipe can be used for high pressure and high temperature service. Pipe is suitable for bending, flanging, and similar forming operations and for welding. Other pipe we have available are - API5L GRADE B, A-335 pipe and P11 & P22 pipe for Power Plant applications. We stock 1/2" to 2" P22 Sch 80, Sch 160 and XXH pipe for immediate delivery.