BS EN 15655-2009 Ductile iron pipes, fittings and accessories. Internal polyurethane lining for pipeBS EN 15655-2009 Ductile iron pipes, fittings and accessories. Internal polyurethane lining for pipes and fittings. Requirements and test methods
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。