1. Implementation of standards: DIN2391-1, GB/T3639, EN10305.

2. Material: Steel No. ST35(E235), ST37, ST24(E255), ST52(E355), 10#, 20#, 35#, 45#

Honed hydraulic cylinder pipe are only used to produce hydraulic cylinder barrels

1. Commodity: Honed hydraulic cylinder pipe

2. Types: cold drawn precision seamless pipe ready to hone, honed pipe, skived and roller burnished pipe

3. Manufacture method: cold drawn, cold rolled

4. Internal surface treatment method: honing or skiving and roller burnishing.

5. Delivery condition: BK, BKW, BK+S, GBK, NBK.

6. OD tolerance: as per DIN2391-1, EN10305-1, ASTM A519 or as per customer's requirement.

7. ID tolerance: for ready to hone tubes, ID tolerance should be given or appointed by customer. For honed tubes or skived and roller burnished tubes, ID tolerance can be H7,H8,H9,H10 or given by customer.

Features
 

1. The smaller outer diameter
 

2. High precision to do small batch production
 

3. Cold drawn finished products of high precision, good surface quality
 

4.The steel pipe transverse area is more complex
 

5. Steel pipe is superior performance, dense metal