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1、VOLKSWAGEN大众汽车A KT I E NG E S E LLSCHAFT股份公司Group Standar TL 244 集团标准 Issue 2010-12 期号2010-12Class. No.:50223级别编号： 50223Descriptors:zinc, nickel, passivation, sealing, chromium (Vl)-free, corrosion protection, surface protection关键词： 锌、镍、钝化、封闭、无铬（六价）、防腐蚀、表面保护Zinc/Nickel Alloy Coatings锌/镍合金涂层Surface P
2、rotection Requirements表面保护要求Previous issues以前的版本TL 244: 1987-10, 1992-05, 1993-11, 1995-12, 2002-05, 2004-12, 2006-08, 2007-02 Changes更改The following changes have been made compared with TL 244: 2007-02:同TL 244: 2007-02版本相比，所作更改如下：- Scope supplemented by components 1 200 MPa with heat treatment- 范围补
3、充了热处理后（抗拉强度） 1 200 MPa的部件- Ofl-r647 and Ofl-r648 added- 增加了Ofl-r647 与 Ofl-r648- Table of surface protection types containing Cr(VI) (formerly Table 2) removed - 含有铬（六价）的表面保护类型表（以前称表2）已删除- Figures 1 and 2 added- 增加了图1与图2- Test acc. to PV 1209, PV 1200, and PV 1210 added - 增加PV 1209、PV 1200与PV 1210的试验
4、- Requirement for homogeneous structure added- 增加了单相组织要求- Upper limit of nickel content changed- 镍含量的上限有所更改- Notes on testing regarding layer thickness measurement (formerly Section 4) added in Section 3.9- 3.9节增加了有关层厚度测量测试的注释（以前在第四节）- Requirements in Section 3.11 changed- 3.11节的要求有所更改- Referenced s
5、tandards updated - 参考标准有所更新- Standard restructured- 重建了标准Verify that you have the latest issue of the Standard before relying on it. 使用前请确认您所使用的是最新一期的标准。This electronically generated Standard is authentic and valid without signature.本电子版本的标准真实、有效，没有签名。The English translation is believed to be accura
6、te. In case of discrepancies, the German version is alone authoritative and controlling. 英文译本被认为准确无误。在不一致的情况下，仅以德文版本为准。Numerical notation acc. to ISO convention. Page 1 of 9数字符号依照ISO惯例。 9页的第1页Technical responsibility技术责任GQL-LM/2 Hans-Joachim Koeppen GQL-LM/2 汉斯-约阿希姆 柯本Tel: +49 5361 9-25803电话：+49 536
7、1 9-25803GQL-LM/2 Gunther Laudien GQL-LM/2 巩特尔.劳丁Tel: +49 5361 9-25846电话：+49 5361 9-25846GQL-L Dr. Stephan Eisenberg GQL-L 斯蒂芬艾森伯格博士Tel: +49 5361 9-21151电话：+49 5361 9-21151Standards Department标准部门EKDV/4 Jurgen Wiesner EKDVEKDV/4尤尔根维斯纳 EKDVTel.: +49 5361 9-29064 Manfred Terlinden电话：+49 5361 9-29064 曼
8、弗雷德.特林顿Confidential. All rights reserved. No part of this document may be provided to third parties or reproduced without the prior consent of the Standards Department of a Volkswagen Group member.保密文件。版权所有。未经大众集团成员标准部门的事先许可，不得将本文件的任何部分提供给第三方或者进行转载。This Standard is available to contracting parties s
9、olely via the B2B supplier platform .各合同方仅可通过B2B供应商平台获取本标准。 Volkswagen Aktiengesellschaf VWNORM-2010-08e大众汽车股份公司 大众规范-2010-08ePage 2TL 244: 2010-121 Scope 范围This Technical Supply Specification (TL) specifies requirements for electrolytically deposited and Cr(VI)-free post-treated zinc/nickel alloy c
10、oatings on ferrous materials and steel parts with a tensile strength Rm1 000 MPa according to code letter r specified in Volkswagen standard VW 13750. It furthermore defines application limits and exceptions for tensile strength values 1 000 MPa.本技术支持规范（TL）规定了对于抗拉强度Rm1 000 MPa的黑色金属材料与钢制零件（大众汽车标准VW 1
11、3750中代码字母“r”所规定的）的电解沉积、无铬（六价）、经后处理的锌/镍合金涂层的要求。此外，还规定了大于1000 MPa的抗拉强度值的应用范围与例外情况。The alloy coatings defined in this standard must not be used for steel parts with a tensile strength Rm 1 200 MPa and a surface hardness 370 HV. Exceptions may be made for components with a tensile strength Rm between 1
12、000 MPa and 1 200 MPa. However, heat treatment acc. to DIN EN ISO 4042 is required in these cases.本标准定义的合金涂层不得用于抗拉强度 Rm1200 MPa与表面硬度 370 HV的钢制零件。对于抗拉强度Rm在1000 MPa至1200 MPa之间的部件则作例外处理。然而，在这些情况下，需根据DIN EN ISO 4042作热处理。These coatings, used as heavy-duty corrosion protection (protection class 6), are es
13、pecially suitable for components and systems of threaded joints for which, besides an increased corrosion load, a temperature load of up to 150 C (engine compartment and brake area) is to be expected. The silver- colored coatings Ofl-r642, Ofl-r643, Ofl-r645 and Ofl-r647 are particularly suitable for conducting connections (ground connections).这些用作坚固防腐保护（保护等级为6）的涂层，特别适用于除腐蚀负荷增加外，预计其温度载荷可达150（发动机舱与制动区）的部件与螺纹接合系统。银色涂层Ofl-r642, Ofl-r643、Ofl-r6
