We've one of the most advanced generation tools, experienced and qualified engineers and workers, recognized good quality manage systems and a friendly skilled product sales workforce pre/after-sales support for Welding Table With Positioner, welding rotators, downhole motor seamless tube. Our company is determined to become a leading world-class company in the industry. We continues to use technology innovation as the driving force to ensure that customers are provided with more unique, more environmentally friendly, more practical and higher quality products. We have achieved an effective integration of marketing system, management team, corporate culture, internal and external resources, and other elements of corporate operations. Our tenet is 'Reasonable prices, efficient production time and best service' We hope to cooperate with more customers for mutual development and benefits. We insist on starting from the details, starting from the bit by bit, infiltrating the spirit of meticulous work into every link and strive to create products and perfect services.
External Chrome Plated Honed Tubes Introduction
External Chrome Plated Honed Tubes are presicion tubes with smooth inside and with chrome plated , 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 chrome plated tubes for hydraulic cylinder pipes or pneumatic cylinder tubes, please contact us without any hesitation.
External Chrome Plated Honed Tube technical parameters and Details
Application: hydraulic cylinder, pneumatic cylinder, oil cylinder, telescopic cylinder.
Chrome thickness: usually 15 to 20 microns.
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 |
Chrome plated Honed Tubes characteristics
1. The inside tolerance could up to H8.
2. Honing Inside roughness could reach to Ra 0.4um. Skiving inside could reach to Ra 0.2 um.
3. ID size from 50 to 280mm, OD size from 60 to 370mm, totally has more than 200 sizes.
4. Length could be fixed length of random length.
5. Inside chrome plated is for optional.
Experience and markets
Our factory has more than 20years working experiences on researching and selling. Products are well sailed all over the world, got many compliments from customers.
Our company has a number of professional production and technical personnel and a number of creative design talents. After years of efforts of all colleagues, the company's scale and strength are growing and Hydraulic Cylinder for Mini Wheel Loaders Tractors are mainly sold overseas. The company takes quality first and reputation superior as managing tenet. Since the establishment of our company, we have continued to expand our product design and global expertise.
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