| Product Name | Honing Seamless Steel Pipe / Hydraulic Cylinder Barrel | 
| Model Number | Din2391 H9 honed tube | 
| Steel grade | ST52.3, 1020, CK45, 4140 , E355,4130, Stainless Steel 304/316 | 
| ID | 30mm-320mm | 
| Length | 5m~8m | 
| Straightness | 0.5/1000mm | 
| Roughness(Ra) | 0.2-0.4um | 
| Tolerance IN | ISO H9 | 
| Processing Tech | BK+S cold drawn,honed,skived | 
| Conservation | anti rust oiled inside surface, plastic caps in both ends | 
| Package | bundle with steel strip and knitting strip, or wooden case | 
Tolerance and Steel Grade Composition as following table:












If you are interested in our company, please feel free to contact us:
SUZHOU WEIPENG PRECISION MACHINERY CO., LTD
ADD: No.98 Changjiang Road, National Hi-Tech District, 215010, Suzhou, P.R.C
 
 
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http://chromedbars.en.made-in-china.com