CUSTOM DESIGNED CYLINDERS

Small, Medium, Large and Extra-Large custom designed cylinders

 

 

Fifty years of experience, backed by a constant drive for innovation, have made Douce Hydro a force to be reckoned within the field of hydraulic equipment. As a technological leader in hydraulic cylinders, resolutely turned towards the export market, with foreign sales accounting of more than 50% of its turnover, Douce Hydro ranks among the main players of the international market (MOCI award in 1997).

 

Douce Hydro is able to design and manufacture any type of custom designed hydraulic or pneumatic cylinders. Douce Hydro cylinders are recognized by our customers for their high quality, advanced technology and long service lives. Since 1950, Douce Hydro clients have benefited from our extensive in-depth know-how based upon over 50 years of experience in the cylinders industry.

 

 

State-of-the-art industrial facilities:

 

Douce Hydro excels in technical expertise, in fields such as custom design cylinders, extra-large cylinders, heavy duty, very high-speed or zero-leakage technology cylinders. Our means of production are particularly impressive, with gantry and portal milling machines, large grinding machine, vertical honing, polishing machines, welding machines etc.

Most of our machines are digitally computerized (CNC).

 

 

Our capabilities:        Small, medium, large and extra-large custom designed cylinders

 

Douce Hydro can design any type of custom designed hydraulic cylinders, per the customer’s requirements, as long as it fits in our wide manufacturing capabilities, which are:

 

 

  Metric Inches / Feet
Bore diameter (I.D.)

From 32 mm

up to 1 200 mm

From 1½ inches

up to 48 inches

External diameter (O.D.)

Up to 2 000 mm

Up to 80 inches

Length

Up to 24 000 mm

Up to 80 feet

 

Maximum crane overhead lifting capacity:   60 Tons

 

 

Turning
& Boring
Up to 2 000 mm / 80 inches external diameter
Up to 24 000 mm / 80 feet in length
Honing
(vertical)
Up to 1 200 mm / 48 inches inside diameter
Up to 24 000 mm / 80 feet in length
Milling
& Drilling (1)
Up to 17 230 mm / 57 feet in length
Up to 5 060 mm / 17 feet high
Up to 2 350 mm / 8 feet wide
Grinding Up to 900 mm diameter / 35 inches
Up to 30 000 mm / 98 feet in length
Polishing Up to 900 mm diameter / 35 inches
Up to 24 000 mm / 80 feet in length
Welding (2) TIG / GTAW (Gas Tungsten Arc Welding), MIG / GMAW (Gas Metal Arc Welding),
SAW (Submerged Arc Welding)

Most of our machines are digitally computerized (CNC)

 

(1) Large portal milling machine

(2) Welding

 

 

Available design parameters and Options (but not limited to):

 

-

Single acting or double acting

-

Telescopic

-

Servo-positioning or servomotors type

-

Hydraulic or pneumatic

 

 

-

Any type of raw material according to ASTM, AFNOR, DIN, ISO, CSA, SAE, API, BSI, CEN, JIS standards

-

Any type of raw material hardening or treatment (black oxyde, nitrided, phosphated, kanigen…)

 

 

-

Any type of rod end attachment (threaded rod end, single male clevis, bearing with swivel, female clevis…)

-

Any type of mounting (welded cap/mill type, bolted cap, tie rods…)

-

Any type of body attachment

 

 

-

Heavy-duty

-

High-speed technology (such as injection molding industries)

-

Zero leakage technology (tightness)

-

High frequency

-

Shock absorbers / cushioning (front or rear)

-

Self-clamping devices (locking-unlocking cylinders)

-

Prefill valves

 

 

-

Any type of rod coating: chrome, nickel-chrome, sulfamate nickel …

-

Rod with Keradouce coating

-

Inside diameter of barrel chrome plated or kanigen treated

-

Any type of rod measuring system

 

 

-

Any type of painting (epoxy, polyurethane, zinc coating…)

-

Any type of paint specifications (corrosion resistant, splash zone, marine or offshore environment, abrasive environment…)

 

 

-

Any type of fluid (mineral oil, synthetic oil, water glycol, ester phosphate …)

-

Any type of testing (Hydrostatic test, test with nitrogen, chart recorded, Non Destructive Testing, dye penetrant, holiday testing, etc …)

-

Material certificates

-

Welding certifications

-

Third party inspection

 

 

-

Worldwide on-site technical assistance

-

After-sale: Repair, Seals kits and Spare parts delivery

 

 

-

Etc…

 

 

Volume manufactured:

 

From single piece up to any large quantities (mass production)

 

Douce Hydro technical teams are always attentive to customer requirements and immediately available and responsive throughout the world, whatever the expectation.

 

 

Codes and CERTIFYING PARTIES:

 

We have already been working with many different codes, and our work has been approved by different third parties such as (but not limited to):

 

Code rules:

-

American Society of Mechanical Engineers (ASME), section VIII, Div.1.

-

USCG NVC 10-82 CH-2

-

CFR (Code of Federal Regulations) Title 46 (US Coast Guard) subchapter 1-A, Subpart 58.30-30, Fluid Power Cylinders; Subpart 58.30-35 Testing. Subchapter F (Marine Engineering).

-

American Society of Mechanical Engineers (ASME), Power Piping Code, ASME B31.1, 1998, Section 137, Testing.

-

Material complying with internationally recognized standards (ASTM, AFNOR, API, BSI, CEN, CSA, DIN, ISO, JIS, SAE)

-

American Institute of Steel Construction, Inc. (AISC) Manual of Steel Construction, Allowable Stress Design, 1989.

-

American Welding Society (AWS) structural Welding Code – Steel AWS D1.1, 1998.

- ABS MODU Rules, 1997 section 3/12 and Appendix 3/E.
- US Army Corp of Engineers specifications (for radial gates)
- Etc... .

 

Certifying third parties:

-

DnV
- ABS
- Veritas
- Lloyd
- US Army Corp of Engineers
- Etc…

 

Upon request, Douce Hydro can design and manufacture any type of cylinder following any other existing code.

Due to the wide diversity of applications, of the different regions in the world and the specific requirements for hydraulic cylinders, many customers have developed their own specialized standards (steel work, marine, OEM, offshore industries...)

Douce Hydro has the flexibility to conform its manufacturing to the specialized standards of its customers and to your typical application.

 

 

Various field of application:

 

Douce Hydro is a reliable partner in industries as diverse and demanding as Steel works and Aluminum, Presses, Marine and Dredges, Sluice Gates & Waterways, Offshore, Dams, Lifting / Mobile Bridges, Tunnel Boring Machines, Cement industry, Mining, Military, Lifting-Handling, etc….

Multiple applications can be suited to each specific situation: lock gates in Hamburg, fitting of a dredger in Japan or for a hydroelectric dam in the US for the Army Corp of Engineers, riser tensioner cylinders for offshore platform in Australia, etc.

Douce Hydro teams are working around the clock all over the world to provide on-site technical assistance.

 

 

For a general presentation of our company, you can download here our General Brochure Presentation

 

Contact us for more information, or send us your Request for Quotation.

 

 

 

 WE STAND BEHIND EACH CYLINDER WE MANUFACTURE.

 

 

 

 


© 2004 Douce-Hydro. All rights reserved.

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