国际标准分类中,astm b449涉及到紧固件、表面处理和镀涂。在中国标准分类中,astm b449涉及到紧固件、轻金属及其合金、轻金属及其合金分析方法。美国材料与试验协会,关于astm b449的标准ASTM A449-04b 淬火和回火钢螺栓和螺柱标准规范 ASTM A449-07b 通用最低拉伸强度为120/105/90ksi的热处理钢制六角头螺钉、螺栓...
ASTM B449-93(2022) 适用范围 1.1 本规范涵盖了与铝和铝合金上的冲洗和免冲洗铬酸盐转化涂层相关的要求,旨在提供防腐蚀保护并作为其他涂层的基础。该版本的规范已与 ISO 10546 协调一致,并且在技术上是等效的。 1.2 铝及铝合金镀铬以延缓腐蚀;作为有机薄膜(包括油漆、塑料和粘合剂)的基础;并作为具有低接触阻抗...
Designation: B449 − 93 (Reapproved 2015)Standard Specif i cation forChromates on Aluminum 1This standard is issued under the f i xed designation B449; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the year of last revisi...
ASTM B449-1993(2004) 中文名称:铝上铬酸盐转化涂层规格 英文名称:Standard Specification for Chromates on Aluminum中国标准分类(CCS): A29 国际标准分类(ICS): 25.220.99 发布日期: 1993 实施日期: 页数: 5 标准状态: 作废 点击数: 201 更新日期: 2017-10-13 适用范围: 1.1 This specification covers th...
Chem. Film orIriditeis primarily used for mild corrosion protection with low electrical resistance and also improves paint adhesion on aluminum and aluminum alloys.ASTM B 449 Black Polyurethane E-Coat Black Polyurethane E-Coat is applied with an electrical current in an immersion process that result...
ASTM 449-93 449 93 《ASTM B 449-93.pdf》由会员分享,可在线阅读,更多相关《ASTM B 449-93.pdf(5页珍藏版)》请在人人文库网上搜索。 Designation B 449 93 Reapproved 2004 Standard Specifi cation for Chromates on Aluminum1 This standard is issued under the fi xed designation B 449 the number im...
标准号:ASTM B449-1993(2010)e1中文标准名称:铝的铬酸盐处理标准规范英文标准名称:Standard Specification for Chromates on Aluminum标准类型:H12发布日期:1999/12/31 12:00:00实施日期:1999/12/31 12:00:00中国标准分类号:H12国际标准分类号:25.220.99...
ASTM B 449Black Polyurethane E-CoatBlack Polyurethane E-Coat is applied with an electrical current in an immersion process that results in a very uniform coating, even on complex parts. The 3、thickness (0.2 to 1.0 mil) is lower than liquid paints or powder coat, making it an ideal ...
b449-93(2021) b452-02 b453/b453m-01 b455-01 b456-03 b457-67(2021) b462-04 b463-04中文名称镍铁铬钼铜合金条及棒齿轮青铜合金铸件规范矩形和正方形铜和铜合金管扭转角的测试方法挤压制铝合金结构管用比浊法测定耐火金属粉末粒度分布的试验方法包铜及包铜合金的钢板镍钼铬铁合金板、薄板和带材统一编制...
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