... ,St37 , St38.8, St45-8STPG42, STS38 , STB33Steel tube lengthCommon size Fixed length:4-12 m, 5.8-6 mRandom length and ... Fixed range lengthPort processing2 "the following do plain End ,2 "above ... ) etcSteel gradeQ195,Q195L,Q235 and so on PackingPlastic steel pipe cap ,plastic bag, steel strip bundledCertificateAPI, CCS, ISO9001:2000Delivery PortTian jin ,ChinaDelivery ...