
Standard Specification for Electric-Resistance-Welded Steel Pipe
出版:American Society for Testing and Materials

專家解讀視頻
CONTAINED IN VOL. 01.01, 2017 Specifies two grades of electric resistance-welded steel pipe in NPS 2 to NPS 30 [DN 50 to DN 750] inclusive, with nominal (average) wall thickness up to 0.500 in. [12.70 mm], inclusive, and in nominal sizes NPS 3/4 to NPS 5 [DN 20 to DN 125] inclusive with nominal (average) wall thickness 0.083 in. [2.11 mm] to 0.134 in. [3.40 mm], depending on size.