... and price. We are a big producer of steel tube/pipe and cold rolled steel strip in china, and we have been running ... find our products detailed information at below.Cold rolled steel strip: common carbon strip series with grades: 50CrVA, 65Mn, 45#~55#, ST12, ST14 ... then , the high & medium carbon steel is our specialise with high quality and competitive price, saying 65Mn,c45,c40,c50,c55 Steel Strip