Honed Steel Tube

Honed Steel Tube

Component I: Merchandise INTRODUCTION
1. Description: 
Honed tube is a kind of easy bore metal tube utilised to manufacture hydraulic cylinder barrels that is the main part of a piece of hydraulic cylinder. 

two. Commodity: Honed steel tube

three. Dimension range: 40mm*30mm-580mm*500mm

4. Obtainable metal quality: 

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

five. Manufacture technique: Chilly rolled, hydraulic chilly drawn, sizzling rolled+deep gap boring

6. Shipping and delivery situation: 

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

seven. Bore treatment: Honing, skiving&roller burnishing

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

9. Finish complete: Simple ends with sq. cuts, free of charge of burrs for honed tubes. Tiny bevelled ends for skived&roller burnished tubes. 

10. CZPT export packing: In bundles tied with steel strips. Int&ext oil coating. End plastic caps. Exterior packing by PVC luggage and knit luggage. 

11. CZPTized packing and marking can be presented upon ask for. 

twelve. H8 tolerance: 

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

13. Difference among honed tube and skived&roller burnished tube: In hydraulic cylinder market, there are 2 solutions for bore therapy: Honing, and skiving&roller burnishing. Honing or skiving&roller burnishing qualified prospects to diverse internal surface graphic, but equally ensure excellent roughness. 

Interior Surface area Problem OF HONED TUBES:

Interior Surface area Situation OF SKIVED&ROLLER BURNISHED TUBES:

Component II: Often Requested Concerns
1. MOQ: 
CZPTly Min Order Quantity can be two-three tons/size for tubes with OD beneath 250mm, and ten tons/size for tubes with OD previously mentioned 250mm. At times, it relies upon on steel quality you require. If you need special quality like E410, E470 or alloy steel tube, MOQ should be ten tons/size at least. 
two. Delivery Time: CZPTly, our delivery time for honed tubes is about forty-sixty days depending on the sizes and quantities. It will consider us 15-thirty days to get uncooked content. For example, if you require 3 tons of little dimensions honed tubes 50mm*40mm with roughness of Ra0.25um max, it will just take us at minimum thirty times to hone this dimension. 
three. Guarantee&Assure: Warranty&promise period is 6 months since we produce the tubes, and we are not liable for good quality problem brought on by wrong unloading or storage after cargo. We welcome customer’s inspection ahead of cargo. 
four. Payment Strategy: We acknowledge payment strategy like T/T, L/C, or D/P, but it is dependent on our investigation about customers. We have a solution to assess the credit score of buyers from all over the entire world, and time and quantity of D/P we can release is identified by the evaluation. 
5. Top quality Management: 90% of the tubes are manufactured from hot rolled seamless pipes. So, top quality of raw content established high quality of finished tubes. We acquire uncooked materials from stable suppliers who are top metal mills, and we inspect the uncooked material as per the requirements. For the duration of our production procedure, there is inspection and top quality control in each stage. 

Component III: Organization INTRODUCTION
We are a manufacturer of cold drawn, cold rolled, and hydraulic chilly drawn steel tubes with OD upto 356mm because 2002. Masking an spot of about 32000M2, we have twelve regular workshops with 2 hydraulic cold drawing benches, 4 chain cold drawing benches, and 2 ERW mills. Our amenities covers all the production processes from pickling, chilly drawing, heat dealing with, noticed reducing, straightening, inspection, packing to further machining &turning, chilly drawing die fabrication, and equipment repairation&maintenance. 

Manufacturing facility Appearance:

Raw Substance Inventory:




Saw Reducing:



DEEP Gap Uninteresting/DRILLING:



Honed Steel Tube


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