Nps 12 through nps 24 metricinch standard bolt circle diameters are 18 inch larger than bolt diameter. Jan 05, 2020 dimensions for welding neck flanges 300 lbsq. Mss sp44 is the only source for the nps 22 flange dimensions above. Dimensions weight kg dn nps flange od a mm length thru hub bolt drilling flange thickness d mm bore sow sw b mm raised face diam. Posted in weld neck flange datasheets dimensions to asme b16. Mss sp44 also covers nps 12 to nps 24 flanges which are equivalent to asme b16. In pressure classes 150 and 300, the height of raised face is approximately 1. Flanges are furnished faced, drilled and spot faced or back faced. These flanges will be furnished with a 14 raised face unless. Nps 12 through nps 24 metricinch standard covers pressuretemperature ratings, materials, dimensions, tolerances, marking, testing, and methods of designating openings for pipe flanges and flanged fittings. Flanges are standardized according publications from organizations like asme, mss, api and others.
This standard covers pressuretemperature ratings, materials, dimensions, tolerances, marking, testing, and methods of designating openings for pipe flange and flanged fittings. Click here to purchase the full version from the ansi store. Ansi american national standards institute ansi provides a forum for development of american national standards. Flange dimensions are determined by the pipe size and the pressure class required for the application.
Class 400 series a dimensions at nps 38 and larger also apply to class 400 series b flanges. During dimensional inspection of flange, you should check for. The 150 lb flange dimensions metric is known to cover pipe flanges in addition to 3 150 lb flange dimensions fittings for size nps. Weld neck 10 150 lb flange dimensions are covered in asme b16. Dimensions for welding neck flanges 150 class, series a 150 lbsq. Weights are based on manufacturers data and are approximate. Standard bore will be furnished unless otherwise specified. Dimensions in inches weld neck flanges and stud bolts asme.
Cast iron flanges stud reference chart the number, diameter and length of studs for cast iron flanges class 125 and 250. G mm wn blind sow sw nominal size class 300 flanges to asme b16. These flanges will be furnished with a 116 raised face unless otherwise specified. Carbon steel flanges mechanical properties and chemistry conform to astm a105. Piping systems dimensions of pipes and tubes, materials and capacities, pressure drop calculations and charts, insulation and heat loss diagrams. Class 1503006001500 2500 din pn 6 welding necksliponblind flanges. Pipe flange data hub data raised face drilling data weight nominal pipe size outside diameter overall diameter inside diameter flange thickness min overall length diameter at weld bevel hub diameter face diameter number of holes bolt hole diameter diameter of circle of holes kg in piece mm in mm in mm in mm in mm in mm in mm in mm in mm in mm.
Visit us now to learn dimensions chart of saasmeansi b16. Flange dimension 150 dimensions for class 150 flanges nom. D of raised face thickness bore length thru hub diam. High pressure steel flange, forged flanges, ansi asme b16.
Long weld neck flange dimensions class 150 to class 2500. Each specification further delineates flanges into pressure classes. Associations asa organized sectional committee b16 to unify and further develop standards for pipe flanges and fittings and later for valves and gaskets. Slipon flange lap joint flange welding neck flange blind flange screwed end flange socket welding flange flange faces provided. Click on images for flanges dimensions rtj flange dimensions 1500, rtj flange dimensions pdf, rtj flange dimensions in mm, rtj flange dimensions 2500, rtj flange dimensions 900, rtj flange dimensions 600, rtj flange dimensions 0, rtj flange dimensions chart, rtj flange dimensions 300, rtj flange dimensions metric, rtj flange dimensions, ansi rtj flange dimensions. Click on images for flanges dimensions rtj flange dimensions 1500, rtj flange dimensions pdf, rtj flange dimensions in mm, rtj flange dimensions 2500, rtj flange dimensions 900, rtj flange dimensions 600, rtj flange dimensions 0, rtj flange dimensions chart, rtj flange dimensions 300, rtj flange dimensions metric, rtj flange dimensions, ansi rtj flange dimensions, api rtj flange. Dimensions in inches of weld neck flanges and stud bolts asme. Long weld neck flange dimensions are covered in asme b16. Dimensions in inches of weld neck flanges and stud bolts.
For the height measures h and b of all described dimensions of flanges on this website, with exception of the lap joint flange, it is important to understand and remember the following. Carbon steel flanges mechanical properties and chemistry conform to astm. Pipe flanges and flanged fittings a105 weld neck flange. Threaded rf dimensions mm lap joint rf dimensions mm ansi b16.