Portion I: Product INTRODUCTION
1. Description: Honed tube is a kind of easy bore metal tube employed to manufacture hydraulic cylinder barrels that is the main component of a piece of hydraulic cylinder.
2. Commodity: SAE1026 cold drawn seamless honed metal tubing
3. Measurement range: 40mm*30mm-580mm*500mm
four. Obtainable 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#, forty five#, 16Mn, Q345B, Q345C, Q345D, Q345E, 25Mn, 27SiMn, |
five. Manufacture strategy: Cold rolled, hydraulic chilly drawn, sizzling rolled+deep gap unexciting
6. Shipping issue:
| BK | BKW | BKS | GBK | NBK | Q+T |
| +C | +LC | +SR | +A | +N | |
| Chilly rolled | Chilly drawn | Stress relieved | Annealed | Normalized | Quenched+Tempered |
seven. Bore therapy: Honing, skiving&roller burnishing
eight. Bore roughness manage: Ra0.25um max or Ra0, 35um max for honed tubes, Ra0.25um max for skived&roller burnished tubes.
nine. Stop end: Basic finishes with sq. cuts, totally free of burrs for honed tubes. Minor bevelled finishes for skived&roller burnished tubes.
10. CZPT export packing: In bundles tied with steel strips. Int&ext oil coating. Conclude plastic caps. Exterior packing by PVC bags and knit luggage.
11. CZPTized packing and marking can be provided on request.
12. H8 tolerance:
| ID variety | Tolerance | ID range | Tolerance |
| 18< d ≤30 | +/+.033 | one hundred eighty< d ≤250 | +/+.072 |
| 30< d ≤50 | +/+.039 | 250< d ≤300 | +/+.081 |
| 50< d ≤80 | +/+.046 | three hundred< d ≤315 | +/+.081 |
| 80< d ≤120 | +/+.054 | 315< d ≤400 | +/+.089 |
| one hundred twenty< d ≤180 | +/+.063 | 400< d ≤500 | +/+.097 |
thirteen. Distinction 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 qualified prospects to different interior surface area picture, but the two make certain excellent roughness.
Interior Surface area Issue OF HONED TUBES:
Inside Surface area Situation OF SKIVED&ROLLER BURNISHED TUBES:
Element II: Usually Requested Inquiries
one. MOQ: CZPTly Min Order Amount can be 2-3 tons/measurement for tubes with OD underneath 250mm, and 10 tons/size for tubes with OD above 250mm. At times, it relies upon on steel quality you need to have. If you require particular quality like E410, E470 or alloy steel tube, MOQ ought to be ten tons/measurement at least.
two. Shipping Time: CZPTly, our delivery time for honed tubes is close to 40-60 times depending on the measurements and quantities. It will take us 15-thirty times to get uncooked materials. For illustration, if you need 3 tons of modest size honed tubes 50mm*40mm with roughness of Ra0.25um max, it will take us at minimum thirty days to hone this measurement.
3. Warranty&Promise: Guarantee&guarantee interval is 6 months since we supply the tubes, and we are not accountable for good quality dilemma brought on by mistaken unloading or storage following cargo. We welcome customer’s inspection before shipment.
4. Payment Method: We accept payment technique like T/T, L/C, or D/P, but it depends on our investigation about consumers. We have a solution to consider the credit score of buyers from all over the globe, and time and sum of D/P we can release is decided by the analysis.
5. Good quality Management: ninety% of the tubes are created from hot rolled seamless pipes. So, top quality of uncooked substance decided high quality of completed tubes. We acquire raw substance from stable suppliers who are foremost metal mills, and we inspect the raw content as for each the technical specs. Throughout our production method, there is inspection and good quality manage in each stage.
Component III: Firm INTRODUCTION
We are a manufacturer of chilly drawn, cold rolled, and hydraulic cold drawn steel tubes with OD upto 356mm because 2002. Covering an spot of about 32000M2, we have twelve normal workshops with 2 hydraulic chilly drawing benches, 4 chain chilly drawing benches, and 2 ERW mills. Our amenities covers all the production processes from pickling, chilly drawing, heat managing, observed reducing, straightening, inspection, packing to additional machining &turning, chilly drawing die fabrication, and equipment repairation&upkeep.
Manufacturing facility Physical appearance:
Uncooked Materials Inventory:
HYDRAULIC Chilly DRAWING:
STRAIGHTENING:
Observed Chopping:
LATHES:
HONING:
SKIVING&ROLLER BURNISHING:
