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    DIN 1212-1-2003 Step irons with upstand for staggered manhole steps - Part 1 Brickwork and in-situ concrete manhole step irons《人孔直立错列阶梯脚扣 第1部分 砌墙或浇灌混凝土阶梯脚扣》.pdf

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    DIN 1212-1-2003 Step irons with upstand for staggered manhole steps - Part 1 Brickwork and in-situ concrete manhole step irons《人孔直立错列阶梯脚扣 第1部分 砌墙或浇灌混凝土阶梯脚扣》.pdf

    1、 No part of this translation may be reproduced without the prior permission ofDIN Deutsches Institut fr Normung e. V., Berlin. Beuth Verlag GmbH, 10772 Berlin, Germany,has the exclusive right of sale for German Standards (DIN-Normen).Ref. No. DIN 1212-1:2003-05English price group 05 Sales No. 010503

    2、.06Continued on pages 2 to 4.ICS 97.145Steigeisen mit Aufkantung fr zweiluge Steigeisengnge Teil 1: Steigeisen zum Einmauern oder EinbetonierenForewordThis standard has been prepared by Technical Committee V 1 Entwsserungsgegenstnde of the Normen-ausschuss Wasserwesen (Water Practice Standards Commi

    3、ttee). It supplements DIN EN 13101, prepared by CEN/TC 165 Waste water engineering, which species general requirements and test methods for manhole step irons but does not include all relevant dimensions.DIN 1212 Step irons with upstand for staggered manhole steps consists of the following Parts:Par

    4、t 1: Brickwork and in-situ concrete manhole step ironsPart 2: Precast concrete manhole step ironsPart 3: Bolt-on step ironsFurther standards specifying the dimensions of other types of manhole step irons are listed in the bibliog-raphy.AmendmentsThis standard differs from the October 1986 edition as

    5、 follows.a) The specications have been harmonized with those given in DIN EN 13101.b) References have been updated. In particular, the material specication is now to DIN EN 1561.c) The standard has been editorially revised.Previous editionsDIN 1212-1: 1963-01, 1986-101212-1Step irons with upstand fo

    6、r staggered manhole stepsPart 1: Brickwork and in-situ concrete manhole step ironsTranslation by DIN-Sprachendienst.In case of doubt, the German-language original should be consulted as the authoritative text.DEUTSCHE NORM May 2003Supersedes October 1986 edition.Page 2DIN 1212-1:2003-051 ScopeThis s

    7、tandard species requirements for step irons with upstand for staggered manhole steps designed to be tted into brickwork or in-situ concrete manholes giving access to sewerage systems. General requirements and marking specications for such step irons are specied in DIN EN 13101.2 Normative references

    8、This standard incorporates, by dated or undated reference, provisions from other publications. These norma-tive references are cited at the appropriate places in the text, and the titles of the publications are listed below. For dated references, subsequent amendments to or revisions of any of these

    9、 publications apply to this stand-ard only when incorporated in it by amendment or revision. For undated references, the latest edition of the publication referred to applies (including any amendments).DIN V 1264 Steps for underground man entry chambers Application in construction works for wastewa-

    10、ter disposalDIN 1451-1 Typefaces Slab-serif GeneralDIN EN 1561 Founding Grey cast ironsDIN EN 13101 Steps for underground man entry chambers Requirements, marking, testing and evaluation of conformityDIN ISO 8062 Castings System of dimensional tolerances and machining allowances (ISO 8062:1994)3 Dim

    11、ensions and designationThe design shown is for illustrative purposes only, but the dimensions shall be as specied in gure 1.General tolerances shall be class CT 10 tolerances as in DIN ISO 8062.Page 3DIN 1212-1:2003-05Type DDimensions in millimetresKey to gure1 Space for production coding, date of c

    12、asting2 Space for CE marking3 Space for manufacturers symbol4 Space for symbol of third-party inspection agencyFigure 1: Dimensions of type D step iron (notation)Designation of a type D step iron (D) with upstand for staggered steps designed to be tted into brickwork or concrete manholes:Step iron D

    13、IN 1212 DSection AA (rotated by 90)Page 4DIN 1212-1:2003-054 MaterialEN GJL-200 cast iron as in DIN EN 1561.5 FinishCast iron elements need not be protected against corrosion, any surface treatment (e.g. for decorative pur-poses) being at the manufacturers discretion.6 MassThe mass of a step iron de

    14、signed in accordance with this standard shall be approximately 3,5 kg.7 Requirements, testing and inspectionThe specications of DIN EN 13101 and DIN V 1264 shall apply.Third-party inspection shall be carried out as specied in Annex I of DIN EN 13101.8 MarkingThe specications of DIN EN 13101 shall ap

    15、ply. Step irons complying with this standard shall, in addition, be marked with the DIN number (DIN 1212), the letter D indicating the type, and the manufacturers symbol.See DIN 1451-1 for lettering.9 Arrangement and installation of step ironsStep irons shall be arranged and installed as specied in

    16、DIN V 1264.BibliographyDIN 1211-1 Step irons for staggered manhole steps Brickwork and in-situ concrete manhole step ironsDIN 1211-2 Step irons for staggered manhole steps Precast concrete manhole step ironsDIN 1211-3 Step irons for staggered manhole steps Bolt-on step ironsDIN 19555 Step irons for straight manhole steps in in-situ concrete manholes


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