Ssen143991 highstrength structural bolting assemblies. En 143994, highstrength structural bolting for preloading part 4. Din iso 272, fasteners width across flats for hexagon products. Note attention is drawn to the importance of ensuring that the bolts are correctly used if satisfactory result are to be obtained. Free trade association, and supports essential requirements of ec. Dimensions of compressible washertype direct tension indicator according to en 14399 9. Bs en 14399 parts 1 10 bs en 14399 part one general requirements bs en 14399 part two suitability test for preloading assembly test bs en 14399 part three hexagon bolt and nut assemblies hr 8. Note for clauses of this document addressing the provisions of the eu construction products directive, see annex za.
En 143993 high strength structural bolting is categorized under the hexagon structural nuts. Standard din en 14399 3 is the german version of en 14399 3. Highstrength structural bolting assemblies for licensed copy. Download standards through your account documents are normally available within a few minutes once registered, documents can be ordered and downloaded 24 hours a day excluding periods of technical maintenance. Preload bolt hr en 143993, nut en 143993, washer en. However, further product standards on fit bolts, countersunk head bolts, and load indicating washers for the use in high strength structural bolting for preloading are under preparation. Mechanical properties bs en 14399 3, bs en iso 8981 8. Note 2 highstrength structural bolting assemblies are suitable for preloading in accordance with en 10902 in steel structures. This part of this european standard standard specifies together with pren 14399 1 the requirements for assemblies of highstrength structural bolts and nuts of system hv suitable for preloaded joints with large widths across flats, thread sizes m 12 to m 36 and property classes 10. The requirements for suitability for preloading are specified in en 143992. Limits for surface discontinuities are now specified.
For the time being, the product standards en 14399 3 to en 14399 6 are the only european standards which have regard to the general requirements of en 14399 1. The requirements for suitability for preloading are specified in en 14399 2. This european standard shall be given the status of a national standard, either by. Din en 143994 highstrength structural bolting assemblies for preloading part 4. European standards abbreviated ens owing to the more literal translation from frenchgerman as european norms are technical standards drafted and maintained by cen european committee for standardization, cenelec european committee for electrotechnical standardization and etsi european telecommunications standards institute. Studbolt scotland ltd bs en14399 structural bolting. Independent studies by approved laboratories have shown that with the unique turnasure geometry the bolt face and nut face washers shown here.
Note 1 highstrength structural bolting assemblies in accordance with en 143992 to en 1439910 are designed to fulfil the requirements of this european standard. This european standard specifies together with en 14399 1 and en 14399 2, the requirements for assemblies of highstrength structural bolts and nuts of system hv suitable for preloaded joints with large widths across flats, thread sizes m12 to m36 and property classes 10. Iso 898 consists of the following parts, under the general title mechanical properties of fasteners made of. Details of the software products used to create this pdf file can be found in the general info relative to the file. Preload bolt hr en 143993, nut en 143993, washer en 14399. All bsi british standards available online in electronic and print formats. Din en 14399 4 highstrength structural bolting assemblies for preloading part 4. General requirements en 143991 mechanical properties hardness range 300 hv to 370 hv. Standard din en 143993 is the german version of en 143993. This european standard shall be given the status of a national standard, either by publication of an identical. Completion of bolt fastening can be confirmed by the shearoff 2of the notched end of. This does not preclude the free use, in the course of implementing the. This document on structural bolting reflects the situation in europe where two. For relationship with eu directives, see informative annex za, which is an integral part of this document.
These two terms are not interchangeable and care should be taken when transposing data from bs 55 to the bs en 1011 standards. High strength structural bolting assemblies for preloading. This standard specifies the requirements for assemblies of highstrength structural bolts and nuts of system hr suitable for preloaded joints with large widths across flats, thread sizes m12 to m36 and property classes 8. In february 2015 bs en 14339 part 1 to part 6 was updated, and new the version has been released. The dimensions, weights and general features are supplied.
Ssen143998 highstrength structural bolting assemblies. Free trade association, and supports essential requirements of ec directives. This fourth edition cancels and replaces the third edition iso 8981. Wymiary wg pn en 143994 dimensions according to pn en 143994 d m12 m16 m20 m22 m24 m27 m30 m36 b inf. Wysokowytrzymale zestawy srubowe hv high strength hvsets. This european standard specifies together with en 143991 and en 143992, the requirements for assemblies of highstrength structural bolts and nuts of system hv suitable for preloaded joints with large widths across flats, thread sizes m12 to m36 and property classes 10. Defines together with en 143991 and en 143992, the requirements for assemblies of highstrength structural bolts and nuts of system hv suitable for preloaded joints with large widths across flats, thread sizes m12 to m36 and property classes 10. International standard requires approval by at least 75 % of the member bodies casting a vote. Welding recommendations for welding of metallic materials. En 143993 high strength structural bolting fasteners, bolt. Dec 03, 2016 en 14399 3 high strength structural bolting is categorized under the hexagon structural nuts. Preloading procedures to achieve a reduced preloading. Highstrength structural bolting assemblies for preloading.
Certain fasteners might not fulfil the tensile or torsional requirements of this part of iso 8981 because the. Parts shall be uniform and free of irregularities or. Plain chamfered washers hochfeste vorspannbare garnituren fur schraubverbindungen im metallbau teil 6. Nuts are now specified as being part of an assembly. En143994dimensionsofbolts dinstockltd,unitc1hortonwood10 telford,shropshiretf17es,unitedkingdom tel. General requirements publication year 2015 document status. European standards also include a section eurocodes. System hv hexagon bolt and nut assemblies publication year. Mechanical properties bs en 143993, bs en iso 8981 8.
Sufficiently free loaded thread length of the bolt. In order to read a secure pdf, you will need to install the fileopen plugin on your computer. It is important to that the bs en 1011 series of standards uses the concept of heat input to the weld where as bs 55 used arc energy. Tolerances surface finish a acceptability parts shall be uniform and free from irregularities or detrimental defects. Parts shall be uniform and free from irregularities or detrimental. Note 1 highstrength structural bolting assemblies in accordance with en 14399 2 to en 14399 10 are designed to fulfil the requirements of this european standard. Jberenbak thetopvalueofthetoexpectdistributionshouldbe0,995f uba s. Defines together with en 14399 1 and en 14399 2, the requirements for assemblies of highstrength structural bolts and nuts of system hv suitable for preloaded joints with large widths across flats, thread sizes m12 to m36 and property classes 10. Preload bolt assemblies bs en 14399 10 1 hrc assemblies developed for more simplified bolt fastening and more accurate performance. System hv hexagon fit bolt and nut assemblies 20 pages. Din en 143996 highstrength structural bolting assemblies for preloading part 6.
Dimensions of compressible washertype direct tension indicator according to en 143999. En 143993 high strength structural bolting fasteners. Every care has been taken to ensure that the file is suitable for use by iso member bodies. For the time being, the product standards en 143993 to en 143996 are the only european standards which have regard to the general requirements of en 143991. This part of this european standard standard specifies together with pren 143991 the requirements for assemblies of highstrength structural bolts and nuts of system hv suitable for preloaded joints with large widths across flats, thread sizes m 12 to m 36 and property classes 10. For this purpose the components have the following characteristics. Due to the large amount of enquiries from our customers asking if we will be providing our product to the latest standard, we have issued the following statement below in answer to this question. Boltnut assembly en 14399 3 en 14399 4 marking hr hv property classes 8. The purpose of this test is to check the behaviour of the fastener assembly so as to ensure that the required pre. All the information provided on this website is provided on an as is and as commonly used in production basis and you agree that you use such information entirely at your own risk. Reliabilitypreloadmethodsen109062 september2012 pag. Boltnut assembly en 143993 en 143994 marking hr hv property classes 8. Hrc tension control bolts offer excellent characteristics as shown below. All above data has been reference from din en 143994.
For recommendations concerning proper application, reference to en 10902 is made. Preload fasteners en 14399 6 plain chamfered washers. This european standard shall be given the status of a national standard, either by publication of an identical text or. Iso 8981 was prepared by technical committee isotc 2, fasteners, subcommittee sc 1, mechanical properties of fasteners. This website gives no warranty and accepts no responsibility or liability for the accuracy or the completeness of the information and materials contained in this website.
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