... .Large Stock! stainless steel 439Grade: 201,202,304,304l,309s,310s,316l,321,409l,430,631,904L,etc. Standard: AISI,ASTM,JIS,GB ... by continous liner polishingarchitectural purposes,escalators,kitchen ware,vehiclesIf our stainless steel 439 meets your interest,pls do not hesitate to ask ... .Good Quality,Competitive Price,Quick Delivery,Best Service! Product: 439 stainless steel plate