Yi Yi Special Steel (Jiangsu) Co., Ltd. primarily sells materials: Q345D, Q345B, Q345C, Q345E, Q355B, Q390B, 20#, 10#, 20#, 35#, 45#, 20#3087, 20G5310, Q345B, Q345C, Q345D, Q345E, 16Mn, Q355B, Q355C, Q355D, Q355E, 27SiMn, 20CrMo, 30CrMo, 35CrMo, 42CrMo, 20Cr, 30Cr, 40Cr, 15CrMoG, 12Cr1MoVG, 20CrMnTi, 37Mn5, 45Mn2, 40Mn2, 15CrMo, 12Cr1MoV, 1Cr5Mo, 10CrMo910, SA-210C, SA-106B, T12, P12, T22, P22, P91, T91, P92, T92. J55, K55, N80, P110, L245/x42, L290/x50, etc.Our product standards include GB/T8162 (structural pipe), GB/T8163 (fluid pipe), GB/T3087 (low and medium pressure boiler pipe), GB/T5310 (high pressure boiler pipe), GB/T9948 (crude oil cracking pipe), GB/T17396 (hydraulic support pipe), GB/T6479 (fertilizer pipe), GB/T3639 (cold drawn or cold rolled precision seamless steel pipe), GB/T18984 (low temperature pipeline steel pipe), as well as American standards ASTM, ASME, German standards, European standards, Japanese standards, and more.In its future development, the company wi...
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