... -2007, JIS.. Grade: 20#, 45#, 16Mn, St42, Q235, Q195..API 5L PE Coated Seamless Steel Pipe 1.OD:4-1 ... 5L PE Coated Seamless Steel Pipe 1. Standard:API Spec 5L,GB/T 9711.1, GB/T 9711.22. Grade ... up to X70; L245, L290 up to L485 Standard:API 5L PSL1/2, EN-10208-1/2, GB9711.1/2 ... Technical:Profession support on technical month capacity: 6000ton/month Certificate: API 5L, ISO,CE, BV, shipment: by bulk or by ...