Main hydraulic cylinder parts:
Precision cold drawn steel, honing steel, precision piston rod,
hydraulic cylinders and various hydraulic system design and
manufacturing. The company has a professional production plant, for
many years engaged in hydraulic engineering research and design
experts and have rich practical experience in engineering and
technical personnel, a dedicated production equipment, advanced
production technology, and improve the quality assurance system to
ensure product quality , With the best after-sales service for
customers value.
Specification:
Main material: 20 #, Q235, 20G, 35 #, 45 #, 16Mn, Q345, 40Cr, 27SiMn, 12Cr1MoV,
10CrMo910, 15CrMo, 35CrMo, 42CrMo.
Widely used: construction machinery, metallurgical machinery, plastic
machinery, hoisting machinery, mining machinery, road construction
machinery, textile machinery and other industries.
Processing forms: 1, cold-rolled 2, cold drawn 3, honing 4, rolling jade
Diameter:30mm-300mm, wall thickness of 2mm-40mm. Technical conditions: bore
accuracy H5-H10, bore roughness Ra ≤ 0.63um, straightness ≤ 0.3mm /
m. Steel is 20 # -45 #, 16Mn, 27SiMn and some low-alloy steel, the
standard GB8713-88. Specifications for 40-300 * 2-40MM, length of
2-12M various types of cylinder tube, with an annual sales capacity
of 30,000 tons. Company advanced equipment, production technology
optimization, detection means perfect.
Our Services:
Could DALLAST offer OEM service?
Yes. DALLAST can offer OEM with customers' brand name and trademark
onto the product.
Do DALLAST products come with a warranty?
Yes. DALLAST offer 1-year guarantee without abusive usage on all
purchases which begins with the bill of lading.
| Length:According to user’s requirement |
| Surface roughness | Ra 0.4-0.1 |
| OD tolerances | f7-f8 (other tolerances can be made) |
| Surface hardness | HRC60 HV>850 | The straightness | 0.15/1000mm |
| Roundness tolerance | GB1184 9 | Chrome-plated thickness | According to user’s requirement |
| Full length tolerance | GB1100IT | The materiel | According to user’s requirement |
| Scheduling axis hardness | HB220-280 |
