Seamless CS steel pipe Standard: API 5CT , API 5L , ASTM A106, ASTM ... .L80.N80.J55, X56.X42, GR.B, GR.C Seamless CS steel pipe Standard: API 5CT, A PI 5L, API 5L ... : 3-5 tonsPrice term: FOB, CIF, CNFPayment term: T.T, L/CDelivery time: 20-60 days