Note 10 - Revenue (Tables)

12 Months Ended

Mar. 31, 2020

Notes Tables

Disaggregation of Revenue [Table Text Block]

	Fiscal Year Ended March 31,
	2020		2019
Coil Segment:
Prime Coil		87,222,853		106,436,452
Non-standard Coil		11,792,212		16,867,632
Customer Owned Coil		747,827		1,251,394
		99,762,892		124,555,478
Tubular Segment:
Manufactured Pipe		34,974,506		45,689,886
Mill Reject Pipe		7,364,926		16,072,129
Pipe Finishing Services		-		837,000
		42,339,432		62,599,015