... 3, Advantage: Medium and Thick wall pipe seamless steel pipe for liquid 1, We manufacture steel pipes2, Main market: Asia, South ... pipe4, High quaility StandardAPI 5CT, 5L; ASTM, BS, JIS, DINSteel GradeAPI 5L Grade B/ASTM A106B, BS ... customerPackingWrapped in bundles by steel stripsDeliveryby containerThird party inspectionSGS/BVCertificatesAPI 5CT-0865, 5L-0593, ISO9001:2000Production CapacityThree ...