AS4087 Flange Dimension and Weight
AS4087-Flange-Dimension-and-Weight Download the PDF file: AS4087-Flange-Dimension-and-Weight AUSTRALIAN STANDARD AS2129 originates from BS10 and has been metricated. In some cases slightly larger bolt holes provide better clearance as metric bolts are specified in lieu of UNC bolts used by BS10. AS4087 is an update of AS2129, however AS2129 is still widely used so it has not