1. Voltage range: 10KV-750KV 2. Material: Q345B/ASTM A572 Gr50,Website:http://www.transmission-towers.com, Q235B/ASTM A36, Q420B/ASTM   A572 Gr 60, Q460B/ASTM A572 Gr 653. Welding:  1 ) CO2 welding and submerged arc auto welding or other methods as AWS D1.12 ) Welded seam shall be full penetration and grinded.3 ) The welded product has no fissure, scar, overlap, layer or other defects. 4.Surface Treatment: Hot Dip Galvanization or paintedThe tower galvanized as per ASTM A-123. Fasten parts as ASTM A-153,painting of international standard. 5. MOQ: 1*40FT Container. 6. Price Term: EXW, FOB, CFR or CIF.7. Payment Term: 30% by T/T as deposit , balance by T/T or irrevocable L/C at sight before shipment. Other payment way can be negotiated.8. Delivery Time:  25-30days after receiving deposit or as client's requirement.9. Package: nude or bulk packing,  bundle, wrapped by galvanized steel strap , woven bags ,mat ,straw bale or bubble plastic ,steel wire, plywood or according to client's requirement. 10.Lifetime: 50years 11.Warranty: 15 years 12.OEM is accepted. Terms Details Power Voltage 10 KV ~750 KV Usage Electricity distribution,Power Transmission Category Tubular type ,suspention pole,turning pole,terminal pole Material Grade Usually   Q345B/A572, Gr 50,60, 65 minimum yield strength>=345n/mm2 as main materialQ235B/ASTM36,minimum yield strength>=235n/mm2- as auxiliary material. Surface treatment Hot dip galvanized as  ASTM A- 123, color polyester power ,painting or any other standard by client required. Design Load in Kg 300~ 3000Kg Marking Name plate  through rivert or danger plate,glue ,engrave ,emboss as per customer requirement Design We can design free of charge if Qty is numerous, client should supply the design parameters. Standards ISO 9001:2008 Joint of Poles or lattice or angular towers Lap connection or flange connection, lattice tower by bolts and nuts. Length of per section Within 14m once forming without slip joint Welding Submerged  arc  welding , internal and external double welding makes the welding seam beautiful in shape, CO2 weldingWelding Standard :AWS D 1.1 ( American Welding Society ) Thickness 1 mm to 50 mm Packages as normal cover by Mat or straw bale at the top and bottom ,we can following by client required , each 40HC or OT can load how many will calculate based on the actually specification and data. To make sure of the traceability of all the products, we keep the records of the purchase and inspection of raw material, the production process, inspection, the artificial files, manufacture cards, packing list and all of the other files. We will make inspection report according to the clients' requirement. We achieved an excellent result-the qualified rate reached 99.99% by make checks at all levels and made our effort to be the leading role in our industry.