Hot Rolled Cold Drawn Deep Hole Bored and Honed or Skived and Roller Burnished Carbon Steel or Alloy Steel Hydraulic Cylinder Tube

Hot Rolled Cold Drawn Deep Hole Bored and Honed or Skived and Roller Burnished Carbon Steel or Alloy Steel Hydraulic Cylinder Tube

Component I: Product INTRODUCTION
1. Description: 
CZPT cylinder tube is a kind of clean bore steel tube utilized to manufacture hydraulic cylinder barrels that is the main part of a piece of hydraulic cylinder. 

two. Commodity: hydraulic cylinder tube

3. Size range: 40mm*30mm-580mm*500mm

four. Accessible metal grade: 

SAE/AISI:  SAE1571, SAE1026, SAE1045, SAE4130, SAE4140
DIN:  ST52, ST52.three, ST52.four
EN:  E355, C45E, 25CrMo4, 42CrMo4, CK45, S45C, E410, E470
GB:  20#, 45#, 16Mn, Q345B, Q345C, Q345D, Q345E, 25Mn, 27SiMn, 

5. Manufacture method: Cold rolled, hydraulic chilly drawn, scorching rolled+deep hole uninteresting

six. Delivery situation: 

+C +LC +SR +A +N
Chilly rolled Chilly drawn Pressure relieved Annealed Normalized Quenched+Tempered

seven. Bore treatment: Honing, skiving&roller burnishing
eight. External area treatment: Machining or sharpening as for every ask for.

9. Bore roughness handle: Ra0.25um max or Ra0, 35um max for honed tubes, Ra0.25um max for skived&roller burnished tubes. 

10. End complete: Basic ends with sq. cuts, totally free of burrs for honed tubes. Tiny bevelled finishes for skived&roller burnished tubes. 

eleven. CZPT export packing: In bundles tied with steel strips. Int&ext oil coating. Stop plastic caps. External packing by PVC bags and knit bags. 

12. CZPTized packing and marking can be provided upon ask for. 

thirteen. H8 tolerance: 

ID selection Tolerance ID variety Tolerance
eighteen< d ≤30 +/+.033 a hundred and eighty< d ≤250 +/+.072
30< d ≤50 +/+.039 250< d ≤300 +/+.081
fifty< d ≤80 +/+.046 300< d ≤315 +/+.081
eighty< d ≤120 +/+.054 315< d ≤400 +/+.089
120< d ≤180 +/+.063 400< d ≤500 +/+.097

14. Difference in between honed tube and skived&roller burnished tube: In hydraulic cylinder sector, there are 2 solutions for bore treatment: Honing, and skiving&roller burnishing. Honing or skiving&roller burnishing sales opportunities to distinct inner area impression, but equally guarantee very good roughness. 

Inner Surface Issue OF HONED TUBES:


Element II: Frequently Questioned Inquiries
1. MOQ: 
CZPTly Min Purchase Amount can be 2-3 tons/dimension for tubes with OD below 250mm, and ten tons/size for tubes with OD over 250mm. At times, it depends on metal grade you want. If you need special quality like E410, E470 or alloy metal tube, MOQ should be ten tons/measurement at minimum. 
two. Shipping and delivery Time: CZPTly, our shipping time for honed tubes is all around 40-sixty days relying on the sizes and portions. It will get us fifteen-30 times to get raw substance. For instance, if you need to have 3 tons of tiny measurement honed tubes 50mm*40mm with roughness of Ra0.25um max, it will take us at the very least thirty days to hone this dimension. 
three. Guarantee&Guarantee: Guarantee&promise period of time is 6 months given that we supply the tubes, and we are not responsible for good quality dilemma triggered by incorrect unloading or storage after shipment. We welcome customer’s inspection ahead of shipment. 
4. Payment Method: We take payment technique like T/T, L/C, or D/P, but it is dependent on our investigation about consumers. We have a solution to evaluate the credit rating of buyers from all over the planet, and time and amount of D/P we can launch is determined by the evaluation. 
five. Good quality Management: 90% of the tubes are produced from scorching rolled seamless pipes. So, top quality of uncooked content established quality of completed tubes. We purchase uncooked material from secure suppliers who are foremost metal mills, and we examine the uncooked content as for every the specifications. In the course of our production process, there is inspection and quality manage in each and every phase. 

We are a manufacturer of cold drawn, chilly rolled, and hydraulic chilly drawn metal tubes with OD upto 356mm given that 2002. Masking an spot of about 32000M2, we have 12 common workshops with 2 hydraulic cold drawing benches, 4 chain cold drawing benches, and 2 ERW mills. Our facilities covers all the production processes from pickling, cold drawing, warmth treating, observed chopping, straightening, inspection, packing to additional machining &turning, cold drawing die fabrication, and products repairation&upkeep. 

Manufacturing facility Physical appearance:

Raw Materials Stock:



Observed Slicing:


DEEP Gap Unexciting/DRILLING:



Hot Rolled Cold Drawn Deep Hole Bored and Honed or Skived and Roller Burnished Carbon Steel or Alloy Steel Hydraulic Cylinder Tube


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