Coffee Break Training: Standpipe Systems: Steel Pipe Standards for Standpipe Systems [open pdf - 527KB]
The learning objective from this training is as follows: "The student will be able to identify the minimum materials and dimensions for steel pipe used in fire protection standpipe systems. [...] Fire protection standpipe systems typically are manufactured from steel because of its strength and durability. National Fire Protection Association (NFPA) 14, 'Standard for the Installation of Standpipe and Hose Systems' provides material and assembly guidance."
Coffee Break Training - Fire Protection Series No. FP-2014-6
United States Fire Administration: http://www.usfa.fema.gov/