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ASME ANSI pipe wall thickness schedule chart

1. What is Steel Pipe Dimensions Schedule?

Steel pipe schedule is a indicating method represented by ASME B 36.10, and also used in many other standards, marked with “Sch”. Sch is the abbreviation of schedule, generally appearing in the American steel pipe standard, which is a prefix of a series number. For example, Sch 80, 80 is a pipe number from chart/table ASME B 36.10.

2. Steel Pipe Schedule

In ASME B36.10M, Pipe schedule identified as Standard (STD), Ex-Standard (XS), or Double Extra Strong(XSS); Or with Schedule No. 5, 10, 20, 30, 40, 80, 120, 160.  To express Pipe wall thickness: Use Steel Pipe Schedule, like schedule 40 steel pipe, schedule 80 pipe.


3. Steel Pipe Dimensions Chart (Size Chart)

Pipe Schedule Chart unit in mm as below, view here for Pipe Schedule Chart in inch.
Steel Pipe Dimensions Chart according to ANSI B36.10 and ANSI B36.19

ASME-ANSI-pipe-wall-thickness-schedules-chart image

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