Portion I: Item INTRODUCTION
1. Description: CZPT cylinder tube is a kind of clean bore metal tube utilised to manufacture hydraulic cylinder barrels that is the main element of a piece of hydraulic cylinder.
2. Commodity: SAE1045 hydraulic cylinder tube
three. Measurement variety: 40mm*30mm-580mm*500mm
4. Available metal quality:
| SAE/AISI: | SAE1571, SAE1026, SAE1045, SAE4130, SAE4140 |
| DIN: | ST52, ST52.three, ST52.4 |
| EN: | E355, C45E, 25CrMo4, 42CrMo4, CK45, S45C, E410, E470 |
| GB: | 20#, 45#, 16Mn, Q345B, Q345C, Q345D, Q345E, 25Mn, 27SiMn, |
5. Manufacture technique: Cold rolled, hydraulic cold drawn, very hot rolled+deep hole unexciting
6. Supply issue:
| BK | BKW | BKS | GBK | NBK | Q+T |
| +C | +LC | +SR | +A | +N | |
| Chilly rolled | Chilly drawn | Stress relieved | Annealed | Normalized | Quenched+Tempered |
7. Bore treatment method: Honing, skiving&roller burnishing
8. Exterior floor remedy: Machining or sprucing as for each ask for.
9. Bore roughness handle: Ra0.25um max or Ra0, 35um max for honed tubes, Ra0.25um max for skived&roller burnished tubes.
ten. End end: Simple finishes with sq. cuts, free of charge 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. End plastic caps. Exterior packing by PVC baggage and knit bags.
twelve. CZPTized packing and marking can be provided upon ask for.
thirteen. H8 tolerance:
| ID selection | Tolerance | ID variety | Tolerance |
| eighteen< d ≤30 | +/+.033 | 180< d ≤250 | +/+.072 |
| 30< d ≤50 | +/+.039 | 250< d ≤300 | +/+.081 |
| fifty< d ≤80 | +/+.046 | 300< d ≤315 | +/+.081 |
| 80< d ≤120 | +/+.054 | 315< d ≤400 | +/+.089 |
| 120< d ≤180 | +/+.063 | 400< d ≤500 | +/+.097 |
fourteen. Distinction among honed tube and skived&roller burnished tube: In hydraulic cylinder industry, there are 2 solutions for bore treatment method: Honing, and skiving&roller burnishing. Honing or skiving&roller burnishing sales opportunities to diverse internal surface area impression, but equally guarantee great roughness.
Inner Floor Problem OF HONED TUBES:
Internal Surface Situation OF SKIVED&ROLLER BURNISHED TUBES:
Portion II: Often Questioned Questions
1. MOQ: CZPTly Min Buy Amount can be two-three tons/dimension for tubes with OD under 250mm, and ten tons/measurement for tubes with OD previously mentioned 250mm. At times, it is dependent on steel quality you need to have. If you want particular grade like E410, E470 or alloy steel tube, MOQ ought to be 10 tons/dimension at the very least.
2. Shipping and delivery Time: CZPTly, our shipping time for honed tubes is about forty-sixty times dependent on the measurements and portions. It will just take us fifteen-thirty days to get raw substance. For instance, if you want 3 tons of tiny dimensions honed tubes 50mm*40mm with roughness of Ra0.25um max, it will take us at least 30 times to hone this measurement.
three. Guarantee&Ensure: Warranty&assure period of time is 6 months considering that we provide the tubes, and we are not accountable for high quality problem caused by incorrect unloading or storage after shipment. We welcome customer’s inspection before shipment.
four. Payment Strategy: We settle for payment strategy 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 customers from all over the planet, and time and quantity of D/P we can launch is decided by the evaluation.
five. Quality Handle: 90% of the tubes are made from hot rolled seamless pipes. So, high quality of uncooked content decided good quality of concluded tubes. We buy uncooked materials from steady suppliers who are top metal mills, and we examine the uncooked substance as for each the requirements. Throughout our generation process, there is inspection and good quality handle in every single stage.
Component III: Company INTRODUCTION
We are a manufacturer of cold drawn, chilly rolled, and hydraulic chilly drawn steel tubes with OD upto 356mm given that 2002. Covering an area of about 32000M2, we have twelve common workshops with 2 hydraulic chilly drawing benches, 4 chain cold drawing benches, and 2 ERW mills. Our facilities handles all the generation processes from pickling, cold drawing, warmth dealing with, saw cutting, straightening, inspection, packing to more machining &turning, chilly drawing die fabrication, and gear repairation&servicing.
Factory Visual appeal:
Uncooked Material Stock:
HYDRAULIC Chilly DRAWING:
STRAIGHTENING:
Noticed Cutting:
HONING:
DEEP Gap Boring/DRILLING:
SKIVING&ROLLER BURNISHING:
