... .7.Material:304,304L,310S,321.321H,316,TP316L8.shape:C and U Channel9.Steel grade 300 series10.Secondary Or NotNon ... DNV, BV, TUV,CCS, ABS, RINA, and acquired certificates such as PED97/23/9CE/1997, third-grade metering, the People's ... reliable product quality, sufficient supply, competitive price and best service. C shape Stainless steel channel bar