BS 7371-9-1996 Coatings on metal fasteners. Specification for phosphate or phosphate and oil coatingBS 7371-9-1996 Coatings on metal fasteners. Specification for phosphate or phosphate and oil coatings.
部份国外标准涉及版权问题,所以全部国外标准于2013年02月,全部删除!相关页面仅提供参考消息。