Wholesale Piston Rod Tube Piston rod tube is made of cold drawn seamless steel tube with stress relieve and annealing. Dingxin manufacture the piston rod tube from the raw material to the finished precision steel tube internally. The high surface quality of Dingxin chrome tube is applicable for operations afterwards such as chrome plating, turned or ground. Dingxin has around 20 years in manufacturing of rod tube ST52 and rod tube E355. 聽 Product Details 聽 Product nameChrome plated rod tube ST52 E355 StandardDIN 2391 EN 10305-1 MaterialST52 E355 DimensionOD 16-245mm, WT2-32mm, Length: less than 12m Delivery conditionStress Relieved Annealed (SRA) Surface finishRa 0.1~0.3渭m Straightness0.5/1000mm 聽 Chemical Composition 聽 Steel GradeCSiMnPS ST52鈮?.22鈮?.55鈮?.60鈮?.025鈮?.025 E355鈮?.22鈮?.55鈮?.60鈮?.025鈮?.025 聽 Mechanical Properties 聽 Delivery ConditionStress Relieved MaterialTensile Strength (Mpa)Yield Strength (Mpa)Elongation (%) ST52/E355鈮?20鈮?20鈮?5 聽 Advantages 聽鈼?Dingxin control the tolerance of outer diameter strictly within the requirement from clients. The specified tolerance for the outer diameter of the chrome tube applies to ceterless grinding or fine grinding for clients, which helps our clients to reduce waste and improve production efficiency. 鈼?The tolerance of inner diameter is applicable to EN 10305-1 or DIN 2391. 聽 FAQ 聽 1. Q: Are you a trading company or manufacturer? 聽 聽 聽 A: Dingxin is a profession steel tube manufacturer locating in Zhejiang province and has around 20 years experience in manufacturing chrome steel tube. 聽 2. Q: How long is the delivery time? 聽 聽 聽 A: Dingxin manufacture chrome steel tube according to client鈥檚 requirements. Normally the production period is around 30 to 40 days. 聽 3. Q: What is your packing? 聽 聽 聽 A: The pipes are packaged with a protective material surrounding all of the material to prevent any material damaging the product during the shipment. 聽Wholesale Piston Rod Tube website:http://www.dingxinsteeltube.com/hydraulic-cylinder-tube/piston-rod-tube/