腾树检测合作实验室具备 CMA/CNAS 双重资质,可依据 ISO7989-2:2007 提供全项检测服务
腾树检测可依据 ISO7989-2:2007《钢线和钢线产品-钢线的有色金属镀层-第2部分:锌或锌合金镀层This part of ISO 7989 specifies the requirements for the coating mass per unit area,for other properties and also for testing of zinc of zinc-alloy Steel wire and wire products - Non-ferrous metallic coatings on steel wire - Part 2: Zinc or zinc-alloy coating》提供专业的第三方检测服务: