... ,316L,310S,321 3.Process method: Cold draw Stainless Steel Seamless Tube Big DiameterGrade:TP304,TP304L,TP316Ti,TP316,TP316L,TP321,TP310S,TP347H ... days ,according to customer’s quantityDelivery Condition:annealed,pickledPackage:in plastic caps,plastic wapper / wooden casePayment:100% irrevocable L/C at sight ... free to contact to us,thank you. Large Diameter Stainless Steel Seamless Tube