api 5000API 5000 LCMSMS system combines all the features of the API 4000 LCMSMS system with the additional benefits of improved sensitivityRefer API 6a 6b And 6bx Flanges Weht Chart According to ASME B16.5 And (American Petroleum Institute) API 6A 5000 Flange Dimensions. Api 6a Flange Material Specification.