ASTM-A554 pipe: 1.Grade:201,202,301,304,316L,etc 2.OD: ... , 600G Mirror finishApplicationhandrail,railing, staircase, weldmesh screen,door,window, balcony,fence,bench,furniture,etcTestSquash test, extended test, water pressure test, crystal ... ,316,316L,430 and so on.ProductProduction LineWarehouse ASTM-A554 pipe