Portion I: Solution INTRODUCTION
one. Description: Honed tube is a kind of easy bore metal tube utilized to manufacture hydraulic cylinder barrels that is the main component of a piece of hydraulic cylinder.
two. Commodity: E355 Seamless honed metal tube for hydraulic cylinder
3. Size assortment: 40mm*30mm-580mm*500mm
four. Available steel grade:
| SAE/AISI: | SAE1571, SAE1026, SAE1045, SAE4130, SAE4140 |
| DIN: | ST52, ST52.3, ST52.4 |
| EN: | E355, C45E, 25CrMo4, 42CrMo4, CK45, S45C, E410, E470 |
| GB: | twenty#, forty five#, 16Mn, Q345B, Q345C, Q345D, Q345E, 25Mn, 27SiMn, |
5. Manufacture method: Cold rolled, hydraulic chilly drawn, hot rolled+deep hole boring
6. Shipping problem:
| BK | BKW | BKS | GBK | NBK | Q+T |
| +C | +LC | +SR | +A | +N | |
| Cold rolled | Chilly drawn | Tension relieved | Annealed | Normalized | Quenched+Tempered |
7. Bore treatment: 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 finish: Simple 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 metal strips. Int&ext oil coating. Conclude plastic caps. Exterior packing by PVC bags and knit luggage.
11. CZPTized packing and marking can be offered on ask for.
12. H8 tolerance:
| ID variety | Tolerance | ID range | Tolerance |
| eighteen< d ≤30 | +/+.033 | 180< d ≤250 | +/+.072 |
| 30< d ≤50 | +/+.039 | 250< d ≤300 | +/+.081 |
| fifty< d ≤80 | +/+.046 | three hundred< d ≤315 | +/+.081 |
| eighty< d ≤120 | +/+.054 | 315< d ≤400 | +/+.089 |
| 120< d ≤180 | +/+.063 | 400< d ≤500 | +/+.097 |
13. Variation among honed tube and skived&roller burnished tube: In hydraulic cylinder industry, there are 2 solutions for bore remedy: Honing, and skiving&roller burnishing. Honing or skiving&roller burnishing qualified prospects to various interior surface area image, but equally ensure good roughness.
Interior Surface area Condition OF HONED TUBES:
Inside Surface area Problem OF SKIVED&ROLLER BURNISHED TUBES:
Portion II: Often Asked Concerns
1. MOQ: CZPTly Min Purchase Amount can be two-three tons/dimensions for tubes with OD below 250mm, and 10 tons/dimension for tubes with OD above 250mm. At times, it depends on steel quality you need. If you need particular quality like E410, E470 or alloy steel tube, MOQ ought to be 10 tons/dimensions at minimum.
2. Supply Time: CZPTly, our shipping time for honed tubes is all around 40-60 days based on the sizes and portions. It will consider us fifteen-30 days to get uncooked substance. For case in point, if you need to have 3 tons of tiny dimensions honed tubes 50mm*40mm with roughness of Ra0.25um max, it will consider us at least 30 days to hone this dimensions.
3. Warranty&Promise: Guarantee&promise interval is 6 months because we deliver the tubes, and we are not dependable for quality difficulty induced by wrong unloading or storage soon after cargo. We welcome customer’s inspection ahead of shipment.
4. Payment Method: We acknowledge payment strategy like T/T, L/C, or D/P, but it relies upon on our investigation about consumers. We have a solution to appraise the credit score of clients from all over the planet, and time and quantity of D/P we can release is determined by the analysis.
5. Quality Manage: ninety% of the tubes are produced from scorching rolled seamless pipes. So, good quality of raw material determined good quality of completed tubes. We buy raw material from steady suppliers who are foremost metal mills, and we examine the raw content as for each the requirements. For the duration of our creation method, there is inspection and quality management in every stage.
Portion III: Company INTRODUCTION
We are a manufacturer of cold drawn, cold rolled, and hydraulic cold drawn steel tubes with OD upto 356mm considering that 2002. Masking an area of about 32000M2, we have twelve regular workshops with 2 hydraulic cold drawing benches, 4 chain cold drawing benches, and 2 ERW mills. Our services addresses all the production techniques from pickling, cold drawing, heat dealing with, noticed slicing, straightening, inspection, packing to even more machining &turning, cold drawing die fabrication, and equipment repairation&servicing.
Factory Look:
Uncooked Content Stock:
HYDRAULIC Chilly DRAWING:
MULTI-ROLLER STRAIGHTENING:
STRAIGHTENING BY Push:
Saw Slicing:
LATHES:
HONING:
DEEP Gap Dull/DRILLING:
SKIVING&ROLLER BURNISHING:
