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 polished.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 Lead 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.Lifetime: 50yearsWarranty: 15 yearsOEM is accepted.TermsDetailsPower Voltage10 KV ~750 KVUsageElectricity distribution,Power TransmissionCategoryLattice or angular type ,suspention tower,turning tower,terminal towerMaterial GradeUsually   Q345B/A572, Gr 50,60, 65 minimum yield strength>=345n/mm2 as main material      Q235B/ASTM36,minimum yield strength>=235n/mm2- as auxiliary material.Surface treatmentHot dip galvanized as  ASTM A- 123, color polyester power ,painting or any other standard by client required.Design Load in Kg300~ 3000KgMarkingName plate  through rivet or danger plate,glue ,engrave ,emboss as per customer requirementDesignWe can design free of charge if Qty is numerous, client should supply the design parameters.StandardsISO 9001Joint of Poles or lattice or angular towersLap connection or flange connection, lattice tower by bolts and nuts.Length of per sectionWithin 14m once forming without slip jointWeldingSubmerged  arc  welding , internal and external double welding makes the welding seam beautiful in shape      Welding Standard :AWS ( American Welding Society ) D 1.1Thickness1 mm to 50 mmPackagesas 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.Qingdao Mingzhu Steel Structure Co., Ltd. is China Steel Structure Association Membership. Client's satisfaction is our work target. We assure client can get excellent service and good quality products from us.