BS 4345-1968 Specification for slotted angles. This Standard is part of the British Standards OnlineBS 4345-1968 Specification for slotted angles. This Standard is part of the British Standards Online Service brought to you via IHS.
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。