Register domain Xiamen ChinaSource Internet Service Co., Ltd store at supplier Aliyun Computing Co., LTD with ip address 123.57.15.16 Creation Date: | 7 years, 265 days left.Company Overview Graybar, a Fortune 500 company, specializes in supply chain management services, and is a leading North American distributor of high quality components, equipment, and materials.Beaty_Sec01.qxd 18/7/06 3:53 PM -1 Source: SECTION 1 UNITS, SYMBOLS, CONSTANTS, DEFINITIONS, AND CONVERSION F Standard Handbook for Electrical Engineers.