NB/T 47020-2012: Translated English PDF of Chinese Standard NB/T47020-2012

NB/T 47020-2012: Translated English PDF of Chinese Standard NB/T47020-2012

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This Standard specifies the classification and specification of pressure vessel flanges, the materials of flanges, studs and nuts, and their matching with the gaskets. This Standard also specifies the maximum allowable working pressure, technical requirements and marking at all temperature levels.Table 3 Selection of Stud Materials Nominal diameter DN Nominal pressure PN MPa mm 0.25 0.60 1.00 1.60 2.50 4.00 300 350 400 450 500 550 600 650 700 800 900 1000 1100 1200 1300 1400 1500 1600 1700 1800 1900 2000 2100anbsp;...


Title:NB/T 47020-2012: Translated English PDF of Chinese Standard NB/T47020-2012
Author: Wayne Zheng
Publisher:www.ChineseStandard.net - 2014-04-01
ISBN-13:

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