... : ASTM A554Material : Grade 316L,316,304L,304,202,201Specifications:Round pipes : From 6.0mm to 219mmThickness: From 0.25mm ... and decorations, petrochemical, environmental protection, medical fields and so on which have fairly high opinion from the customers. Welcome to ... of such goods, please do not hesitate to contact me!Contact:catherineTel: 86 -13752498203Skype: yctsteel02If any questions and ...