Mechanical Seamless Steel Tubing We can supply seamless tubing with specific material/dimensional requirements,Website: , depending on customer needs.Seamless tubing can be an ideal choice when high strength-to-weight ratio is required  and can be processed to provide a combination of desired characteristics, dimensional accuracy, good surface quality, excellent micro--structural uniformity, good machinability and high-tensile properties.Applications:Bushings Spacers Bearings and other mechanical parts in automobiles, aircraft, & drilling equipment Hydraulic Cylinders Pressure Vessels StandardsASTM A519/DIN2391/EN10305Specification for seamless carbon and alloy steel mechanical tubingStandard Steel Grades1008, 1010, 1017, 1020, 1026, 1035, 1040,1045 4130, 4140, ST 52.3,ST37.4,E255,E355Delivery condition:NBK（+N） GBK（+A） BK（+C） BKW（+LC） BKS（+SR）Others available upon request