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 B449-93(2022) 引用标准 ASTM B117 ASTM B602 ASTM B767 ASTM D1730 ASTM D3359 ISO 2409 ISO 3768 ISO 3892 ISO 4519 MIL-DTL-5541 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/DIS 10546 ...
ASTM B449-93(2022) 引用标准 ASTM B117ASTM B602ASTM B767ASTM D1730ASTM D3359ISO 2409ISO 3768ISO 3892ISO 4519MIL-DTL-5541 适用范围 1.1 本规范涵盖了与铝和铝合金上的冲洗和非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/DIS8201;10546 协调,并且在技...
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...
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...
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 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 ...
除非另有规定,螺母的等级和类型应如下: 紧固件尺寸和表面光洁度 螺母等级和类型 1/4 至 11/2 英寸,光面(或带涂层) B,六角形 超过 11/2 至 3 英寸,普通(或涂层厚度不足,需要双攻螺母) A,重型六角形 1/4 至 3 英寸。 、镀锌(或具有需要攻丝螺母的涂层厚度) DH、重型六角螺母 具有规定的保证载荷应力(...
金属力学性能试验方法是检测和评定冶金产品质量的重要手段,是金属材料的研制、生产和验收过程中最主要的测试项目。随着中国制造业的崛起,中国制造的产品已经走向全球市场,当前世界上最大标准发展机构之一的美国材料与试验协会(ASTM)的标准在国内...
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...