4050DEUTSCHE NORM August 1999 德国标准 1999年八月 Lenticular ring joint gaskets for flanged joints Flangchverbindungen mit Dichtlinse In keeping with current practice in standards published by the International Organization for Standardization (ISO), a comma has been used throughout as the decimal marker. 为了与国际标准组织现行标准一致,逗号被用于作为十进制的标记。 Foreword 前言 This standard has been prepared by Technical Committee …………… (Pipes and Pipe Joints Standards Committee) Amendments 改进 This standard differs from the April 1972 edition as follows: 该标准不同于1972年4月版本的地方如下: The standard now only covers nominal sizes up to DN 200 该标准仅涉及最多到DN200的公称尺寸 For each PN designation (except for PN 400), two dimension series per nominal size have been specified. 对于每个PN名称(PN400 除外), 每个公称尺寸的两种尺度系列都已经进行详细说明 Technical delivery conditions have been specified. 技术上的交货条件已经进行详细说明 Appendices A and B have been included. 包括附件A和B Previous edition 前版 DIN 2696: 1972-04 All dimensions are in millimeters 所有尺寸用毫米表示 Scope 范围This standard applies to lenticular ring joint gaskets for flanged joints in piping systems operating at pressures exceeding 63 bar. It specifies dimensions and the design of DN 10 to DN 200 gaskets rated for pressures from 63 bar to 400 bar. 该标准应用于操作压力超过63帕的管道系统中的法兰接头的双凸面环接透镜垫。它详细说明了在额定压力63帕到400帕下的DN 10 到 DN 200 的透镜垫的尺寸和规格。 Normative references 标准化参考资料This standard incorporates, by dated or undated reference, provisions from other publications. These normative 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 only when incorporated in it by amendment or revision. For undated references, the latest edition of the publication referred to applies. 本标准包含了其他出版物的有日期或无日期的参考文献和规定。这些标准参考文献列于文中适当的地方,其下列出了出版物的名称。 对有日期的文献,除非特别注明,该标准最后一次的修正或修订不适用。对于无日期的文献,引用的是最新的修订版 DIN 2627 PN 400 welding neck flanges 对焊法兰DIN 2627 PN 400DIN 2628 PN 250 welding neck flanges 对焊法兰DIN 2628 PN 250DIN 2696: 1999-DBDIN 2629 PN 320 welding neck flangesDIN 2636 PN 64 welding neck flangesDIN 2637 PN 100 welding neck flangesDIN 2638 PN 160 welding neck flangesDIN EN 1092-1 Circular flanges for pipes, valves, fittings and accessories, PN designated – Part 1: Steel flanges) 用于管道,阀,配件和附件的圆法兰盘DIN EN 1092-1,PN 指 – 第一部分:不锈钢法兰DIN EN 1591 Flanges and their joints – Design rules for gasketed circular flange connections 法兰以及接头 DIN EN 1591 —— 对接口密封的圆法兰盘连接设计规则DIN EN 10088-1 Stainless steels – Part 1: List of stainless steels 不锈钢DIN EN 10088-1 —— 第一部分:不锈钢列表DIN EN 10204 Inspection documents for metallic products (includes Amendment A1: 1995) 金属产品的检验文件 DIN EN 10204 (包括1995年的修正A1)DIN EN 10222-2 Steel forgings for pressures purposes – Part 2: Ferritic and martensitic steels with specified elevated temperature properties (includes Corrigendum AC: 2000)承压钢锻件.第二部分:具备特定高温性能的铁素体和马氏体钢 EN10222 (包括技术勘误AC:2000) AD-Merkblatt (AD Code of practice) B7 Schrauben (Screws and bolts) AD-Merkbla
透镜垫德国标准DEUTSCHE NORM August 1999.doc
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