The bolt diameter and number are shown in the various tables, as is the heightthickness of. End connections din1 asme bs 10 en 10921 pn 10162540 groovegroove femalefemale b 16. Verification by means of limit gauges 50 887, plain washers for metric boits, screws and nuts. Flange en10921 type 11 flange, pn6, pn10, pn16, pn25. En 10921 pn6 rfwn flange integral flanges such as on valves has the same. Dimensions n1, n2 and n3 are measured at the intersection of the hub draft angle and the back face of the flange. For raised face diameter and different types of flange faces see. A flange standard lays down the dimensions, surface finish, facing type, marking, material and technical specifications for flanges. Design flange connection to en 10922 face to face length.
When procuring raw materials to manufacture din en 10921 pn160 flange, our primary responsibility is to ensure that same quality and consistency exists in our supply base. I am not sure where bolt length is discussed, but it is not in en 10921. I have a copy of bs en 10921 but it does not include pn20 or 50. To my knowledge the iso flange ratings are 16, 25, 40, 64 and so on. Making din en 10921 pn160 flange pipe flange forged. Nonreturn valve rk 26a for flanges pn 10162540, dn 15. In general, to provide a seal between the two flanges, seals are placed according to usage.
En 10921 flanges pn6pn40 en 10921 flanges pn40 plate flanges, en 10921 blind flanges, en 10921 flanges pn6. It comprises flanges with din origin and pndn designations dn classification being dependent on pn. Flange drillings in en10921 are generally the same as bs4504 and din 2501 but en10921 covers a wider range. Din 2641 pn6 flange din 2642 pn10 flange en 10921 flange type 01 flange type 02 flange type 05 flange type 11 flange type 12 flange type flange pn6 flange pn10 flange pn16 flange pn25 flange pn40 flange pn63 flange pn100 flange uni flange uni 2276 pn6 flange uni 2277 pn10 flange uni 2278 pn16 flange uni 6083 pn25 flange uni 6084 pn40 flange. Din 2636 weld neck flanges pn 6464 bar, din wnhebei. Making din en 10921 steel flanges for pipes pipe flange. En 10921 flange, en 10921 type 11 pn40 pn10 pn16 pn25. En 10921 type threaded flange supply steel flange. Din en 10921 steel flange, flange facing types and dimensional table. Flange weights, dimensions and working pressures prochem. Flange with groove according to en 10921 din 2512n, pn 40. This european standard specifies requirements for circular steel flanges in pn designations pn.
Loose flanges in the dn 250 to 300 pn 40 range require fittings to be equipped with a. The most commonly used din en 10921 is generally flange. Meaurements of all common flange tables including pcd, number of holes and flange diameter. Turning includes every machining procedure where by concentric or spiral lines will be produced. En 10921 flanges pn6pn40 manufacturer, en 10921 flanges. Flanges and their joints circular flanges for pipes, valves, fittings and accessories, pn designated part 1. Flange connection to en 10922 face to face length to bs 5155, en5581 series 14 epoxy coated standard variants maximum permissible pressure 40 bar. Various din standards such as din 2502 din 2503, din 2527 and many others are. En 1092 iso 7005 flange dimensions en 10922 iso 70052 nuts and bolts en 24014 en 24016 en 24032 en 24034 iso 4014. Flanges complying to various ansiasme standards as well as further types and pressure classes of en 10921, iso 5620, din 28117, din 86029, din 86033, din 86037, din 86038, din 86040, din 86041, vg 85227, vg 85228, vg 85353, vg 85356, vg 85362, din 85387, ns 2527, ns 2529, ns 2538, ns 2539, ns 2540, ns 2542, etc.
The radius of the lathe tool should be 1 mm as minimum for forms a, b1, e, f other without demands. Type 02 flange steel flat on the welded ring it is produced in the range of nominal diameter from dn 15 to dn 600, nominal pressure pn from 6 to pn 25. Type 11 weldneck flange it is manufactured in the range of nominal diameter from dn 15 to dn 600, nominal pressure pn from 6 to pn 40. Approved for air gases, vapours and cryogenic liquefied gases incl. Refer to the column bolting number in the table for the actual number. Installation, the machine can be connected in welded or threaded. Dimensional table of din en10921 pn40 steel pipe flange. This european standard specifies requirements for hose tails according to en 144202, with flanges of mating dimensions pn 10pn 16pn 25pn 40 according to nominal size and pressure stage according to en 10921, on hose fittings with clamp units according to en 144203. Flanges for ductile iron pipelines saintgobain pam uk. Various national standards bodies have incorporated this. Welding neck flange en 10921 type 11b pn 40 standard.
The pt rating from en 10921 apply only for flange type 05, 11, 12, and 21 having nominal sizes up to and including dn 600. Flange types according din en 10921 previously din sealing surfaces according to din en 1092 1 as machining procedure turning is requested. A wide variety of ansi flange pn 16 options are available to you, such as power. Metaltech engineers manufactures to global standards.
For d1 dimensions see document flange facing according to din en 10921. What standard contains flange dimensions for pn20 equivalent to asme 150 class and pn50 equivalent to asme 300 class. Dimensions, tolerances and designation 150 72, pipe threads where pressure tight joints are made on the threads part 2. Fpm 25 200 mineral oils, gases, air en 122661, class a for additional information on chemical resistance go to. The pt rating of all other flanges shall be agreed between the manufacturer and the purchaser. National flange standards in europe have largely been superseded by the european en 1092 series. Din 2633 p nw 15 nw 200 welding neck flanges pn 16.
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