Inquiry (采购产品): Mechanical Friction Testing I am looking for a test house who can test a stair treed with a grit surface vs a galvanized for mechanical friction. Is this something you can do? Brenda J. Avila Sr. Subcontract Adm Raytheon Technical Support 781-238-2797 (tele) 781-238-3252 (fax) **** Hidden Message ***** Brenda Avila 01803 VUT Company: Raytheon Technical Serv Phone: 781-238-2797 Fax: 781-238-3252 E-mail: brenda_j_avila@raytheon.com **** Hidden Message ***** brenda_j_avila@raytheon.com