Our company adheres to the business philosophy of 'bigger, stronger, professional' and the goal of 'brand strategy, continuous operation', and is committed to the development and manufacturing of Hydraulic Cylinder Pipe, Seamless Cold Drawn, 16Mn Steel Honed Tube. Our company adheres to the development strategy of mutual benefit, sincere cooperation, honesty oriented, and innovation to meet the changes and challenges of the market. Our company provides customers with the best products and services based on the management of modern enterprise system and the local and foreign trade reputation first principle. We will continue to maintain our own advantages, enhance market competitiveness, and promote the company's development to a new level.
Cold Drawn Hydraulic Cylinder Tubes Introduction
Skived and roller burnished tubes are presicion tubes with smooth inside , they also could be skived and burnished pipe. Tubes or pipes inside tolerance could be H10, H9 or H8. Outside tolerance, wall thickness tolerance are produced according to seamless cold drawn tubes for precision application standard GB/T3639-2009 , EN10305 or DIN2391 standard. Material SAE1020, 20#, ST45, CK45, ST52, E355 tubes and so on for you to choose. IF you are looking for seamless cold drawn honed tubes or SRB tubes for hydraulic cylinder pipes or pneumatic cylinder tubes, please contact us without any hesitation.
Cold Drawn Hydraulic Cylinder Tube technical parameters and Details
Application: hydraulic cylinder, pneumatic cylinder, oil cylinder, telescopic cylinder.
Original: Jiangsu, China
Certification: ISO9001.
Material: SAE1020, 20#, ST45, CK45, ST52, E355
Payment term: TT, LC
Delivery date: usually 20 to 40 days.
Packing: packed in bundle, oiled inside, with caps on both ends.
Market: Middle East/ Africa/Asia/South America/Europe/North America
MOQ: Depends on exact size and material.
Mechanical Properties:
Final Supply | Cold finished | Cold drawn and stress-relieved （BK+S or + SR） | Hardness HB | |||
Parameters | T.S | Elongation | T.S | Y.S | Elongation | |
20# (A106B, ST45, E255) | ≧550 | ≧8 | ≧520 | ≧375 | ≧12 | 175 |
45#(CK45) | ≧650 | ≧5 | / | / | / | 207 |
Q345B(ST52, E355) | ≧640 | ≧5 | ≧600 | ≧520 | ≧15 | 190 |
25Mn | ≧640 | ≧5 | ≧600 | ≧510 | ≧15 | 195 |
27SiMn | ≧840 | ≧5 | ≧800 | ≧720 | ≧10 | 230 |
Size list: (if you need other sizes, please let us know)
Production process
Raw material – annealing for material of 45#, 27SiMn, 25Mn – Acid cleaning – parkerizing & Saponifying – cold drawn – leveling – saw off bad section – stress relieving – leveling –honing or skiving – inspection – oiled plated - packing
We are a modern enterprise with many years of experience in the production of Stkm 13c Cold Drawn Seamless Steel Tube for Hydraulic Cylinder. We are equipped with advanced equipment and testing equipment to provide users with more advanced and reliable products and better services. With the superior and exceptional service, we are well developed along with our customers. Our company is in a good development process, our business scope is expanding, the service is constantly improving and the scale is also gradually expanding.
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