Key specifications/special features: Technical specifications: Outer diameter: 60-508mm Standards: api, sepc, 5ct Steel grades: h40, j55, k55, n80, l80, c90, c95, t95, p110, q125 Connection: stc, ltc, btc and premium connection Inspection: sgs, bv Certification: iso 9001: 2000 Delivery time: after received deposit 10-60 days according to the quantity Payment terms: t/t, 100% l/c at sight Port of shipment: xingang tianjin, shanghai port, guangdong port, ningbo port, qingdao port Quality control: Company has perfect quality assurance system, advanced testing equipment and high-qualified management team with control over series of activities such as contract signing, product research and development, productive process and test, product preservation and delivery.
Grades: j55, n80-1, n80q, l80, c95, p110
Grades: PSL1B Standard: API 5L
Grades: E75, X95, G105, S135 Specification
Grades: 20G, 15CrMoG, 12Cr1MoVG
Supplier: OCTG, casing, tubing, premium connection
Supplier: OCTG (tubing, casing, erw pipe, sucker rod, pumping unit).
Supplier: Work over and drilling equipment, oil production equipment, OCTG and other petroleum tools
Supplier: OCTG items like casing, tubing, drill pipe, drill pipe, cementing additive
