We are Chinese manufacturer of seamless cylinder tubes, include cold drawn tubes, honed tubes, skived and burnished tubes.
Material: St52, E355, A106B, CK45 and so on
ID size: from 50 to 400mm
ID tolerance: H8
Roughness: 0.4 Max
Purpose: for hydraulic cylinder or pneumatic cylinder
in bundle, with caps, oiled
We are Chinese manufacturer of seamless cylinder tubes, include cold drawn tubes, honed tubes, precision tube, skived and burnished tubes and chrome bar, piston rods
For tubes:
Material: St52, E355, A106B, CK45 and so on
ID size: from 50 to 400mm
ID tolerance: H8
Roughness: 0.4 Max
Purpose: for hydraulic cylinder or pneumatic cylinder
We are equipped with honing machine, cold drawn machine, skived and burnished machine, furnace and so on.
For chrome bar:
CK45, f7, usually chrome thickness 20-30 microns.
product keywords: cold drawn steel pipe,hydraulic steel tube,hydraulic cylinder pipe,honing pipe,cylinder hones,cold drawn seamless tube,hydraulic cylinder honed tube,cylinder honed tubing,hydraulic pipe,hydraulic tube,honed tube,pneumatic tube,pneumatic pipe,chrome tube,skived and burnished tubeï¼? precision tube, precision pipe, chrome bar, piston rods, chrome shaft
We are Chinese manufacturer of seamless cylinder tubes, include cold drawn tubes, honed tubes, precision tube, skived and burnished tubes and chrome bar, piston rods
For tubes:
Material: St52, E355, A106B, CK45 and so on
ID size: from 50 to 400mm
ID tolerance: H8
Roughness: 0.4 Max
Purpose: for hydraulic cylinder or pneumatic cylinder
We are equipped with honing machine, cold drawn machine, skived and burnished machine, furnace and so on.
For chrome bar:
CK45, f7, usually chrome thickness 20-30 microns.
product keywords: cold drawn steel pipe,hydraulic steel tube,hydraulic cylinder pipe,honing pipe,cylinder hones,cold drawn seamless tube,hydraulic cylinder honed tube,cylinder honed tubing,hydraulic pipe,hydraulic tube,honed tube,pneumatic tube,pneumatic pipe,chrome tube,skived and burnished tubeï¼? precision tube, precision pipe, chrome bar, piston rods, chrome shaft
Hard chrome plated around bar :
1.. Supply condition
Ground and chrome plated
2. Chrome thickness
20 to 30 micron
3. Surface roughness
Ra0.2 micron and rt2 micro
4. Tolerances on dia
Iso f7 on the diameter
5.Ovality
Half of the tolerance iso f7
6. Straightness
0.2mm/m
7. Surface hardness
850-1150hv (vickers 100g)
8.Cohesion
No cracks, breaking or detaching after thermic shock(warming up at 300 celsius degrees and cooling in water)
9 .Porosity
Test according to iso 1456/1458 and result yaluation according to iso 4540 rating 8-10
10 corrosion resistance
Test in natural salt spray according to astm b 117-72hours
Results evaluation according to iso 4540 rating 7-10
11. Weldability
Good
12. Packing
Anti rust oil to be applied on material and each rod to be packed in paper sleeve
We are Chinese manufacturer of seamless cylinder tubes, include cold drawn tubes, honed tubes, skived and burnished tubes.
Material: St52, E355, A106B, CK45 and so on
ID size: from 50 to 400mm
ID tolerance: H8
Roughness: 0.4 Max
Purpose: for hydraulic cylinder or pneumatic cylinder
in bundle, with caps, oiled
Wuxi Hengtong manufacture hydraulic or pneumatic cylinder honed tube, cold drawn tube, skived and burnished tubes .
We are equipped with honing machine, cold drawn machine, skived and burnished machine, furnace and so on.
Our company has two factories of 30000 square meters, and with employee of 100 people, which include 8 Engineers.
We export all over the world, and exporting take 60% of total 100 Million Dollars turnover.
