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 1211-1:2003-05English price group 05 Sales No. 010503
2、.06Continued on pages 2 and 3.ICS 97.145Steigeisen 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 Committee). It supp
3、lements 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 1211 Step irons for staggered manhole steps consists of the following Parts:Part 1: Brickwork and in-situ
4、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 follows.a) The specication
5、s 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 1211: 1928-01, 1938-05, 1963-01, 1982-11DIN 1211-1: 1986-101 ScopeThis standard spe
6、cies requirements for step irons for staggered manhole steps designed to be tted into brickwork or concrete manholes giving access to sewerage systems. General requirements and test meth-ods for such step irons are specied in DIN EN 13101.2 Normative referencesThis standard incorporates, by dated or
7、 undated reference, provisions from other publications. These nor-mative 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 publications apply to this standard on
8、ly 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 wastewater disposalDIN 1451-1 Typefaces Slab-ser
9、if GeneralDIN EN 1561 Founding Grey cast irons1211-1Step irons for 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 2003Supe
10、rsedes October 1986 edition.Page 2DIN 1211-1:2003-05DIN EN 13101 Steps for underground man entry chambers Requirements, marking, testing and evalua-tion of conformityDIN ISO 8062 Castings System of dimensional tolerances and machining allowances (ISO 8062:1994)3 Dimensions and designationThe design
11、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.Type DDimensions in millimetresKey to gure1 Space for production coding, date of casting2 Space for CE marking3 Space for EN 13101 I C GIS4
12、Space for manufacturers symbol5 Space for symbol of third-party inspection agencyFigure 1: Dimensions of type D step iron (notation)Designation of a type D step iron (D) for staggered steps designed to be tted into brickwork or concrete manholes:Step iron DIN 1211 DSection AA (rotated by 90)Page 3DI
13、N 1211-1:2003-054 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 designed in accordance with this standard sha
14、ll be approximately 3,1 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 apply. Step irons complying with this standar
15、d shall, in addition, be marked with the DIN number (DIN 1211), the letter D indicating the type, and the quality mark.In order to improve the slip resistance of the tread, the manufacturers symbol and the symbol denoting the third-party inspection agency shall be of adequate size and have a proled
16、surface.See DIN 1451-1 for lettering.9 Arrangement and installation of step ironsStep irons shall be arranged and installed as specied in DIN V 1264.BibliographyDIN 1212-1 Step irons with upstand for staggered manhole steps Brickwork and in-situ concrete manhole step ironsDIN 1212-2 Step irons with upstand for staggered manhole steps Precast concrete manhole step ironsDIN 1212-3 Step irons with upstand for staggered manhole steps Bolt-on step ironsDIN 19555 Step irons for straight manhole steps in in-situ concrete manholes
