1) Name: API 5CT Seamless casing steel tube 2) Steel Grade: J55, K55, N80 ect 3) Thread Type: BTC, STC, LTC 4) Offer Size: O.D: 114.3mm-406.4mm W.T: 5.21mm-16.6mm L: R2, R3 also make the length according to the customer requirements 5) Surface: paint with black protect, and with two plastic caps on the each end 6) Packing: Hexagonal packing with several steel strip, or standard packing with plastic bags if necessary will be packed with woodencase according to the customer requirements. 7) Minium order: 25 tons( some specification are excepted) 8) Delivery time: 15-25 days also according to the actual order quantity 9) Inspecition: according to the standard requiremet and offer the Orginal MTC ( EN10204.3.1/ 3.1B) 10) Place of origin: Jiangsu China 11) Application: Seamless casing steel tube used as wall in water well or oil well Contact person: Ms helen Tel: 0086-0512-56371090/ 0086-13921973174 Fax: 0086-0512-56773293 E-mial: dfhelen0869( at) gmail( dot) com Skype: helenbely