aws d 1 1 welding steel tubular pole

{"cid":"91148787","title":"NEA Standard Polygonal Steel Tubular Pole , Transmission Line Pole Long Life","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/37\/1d\/faf1094a37c115cf9c3b2be9c711-200x200-1.jpg","attrs":{"Price":"negotiation","Brand Name":"JSHG","Model Number":"HG-SP","Minimum Order Quantity":"One 40 HQ Container","Delivery Time":"1 week","Certification":"ISO\/CNAS\/IAF\/CA","Place of Origin":"China","Payment Terms":"L\/C, T\/T or Western Union","Supply Ability":"3,000 Metric Tons per Month","Voltage Grade":"10KV ~ 500KV","Application":"Power transmission and distribution Line","Shape":"Conical, Round, Polygonal---Octagonal, Dodecagonal, Hexadecagonal, etc","Connection structure":"Overlap \/ flange connection","Safety Factor":"Safety factor for conducting wine : 8","Certificate":"ISO9001-2008","Joint of Poles":"Insert mode,innerflange mode,face to face joint mode","Appearance Treatment":"Hot-dip galvanized \/ painting"}}