CAPABILITIES

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LEARN MORE ABOUT OUR CAPABILITIES

WE ARE THE INDUSTRY LEADING MANUFACTURER OF HYDRAULIC CYLINDERS

At Northern Hydraulics, our experienced design and production team allow us to offer customers high level of flexibility in design and manufacture to cater for any requirement. We continually invest in high-tech equipment and up-skilling of employees to produce the highest quality product and after service, ensuring complete customer satisfaction.

We can manufacture cylinders of bore size from 32mm to 200mm and up to 6000mm stroke.
Cylinders are Pressure Tested to 350 bar.

NHL CHROME BAR & SPECIFICATIONS

Standard Chrome
Steel Grade: CK45 (C45E)

Tolerances:
• Chrome thickness of min. 20 microns
• Tolerance on diameter ISO f7/h7
• Surface finish of Ra 0.2
• Surface layer hardness of 850-900Hv
• Straightness of 0.3mm/1000mm
• Corrosion resistance of 200 hours Rating 9 (NSS)
• Tested to ISO 9227

Other advanced options available to the customer are as follows:

Chrome Over Stainless
Grade: 431S29T

Nickel Plated Rod
Grade: 1000hrs Rating 10

Induction Hardened Rod
Hardness: 200 - 240 HB
Tensile Strength: 650 - 800 N/mm2

NHL TUBING & SPECIFICATIONS

DOM Tube – Drawn over Mandrel

Steel Grade: ST52.3BK (E355)
 
Tolerances:
• Outside diameter of EN10305-2 (DIN 2393)
• Bore of tube H9
• Surface finish of Ra 0.8 microns
• Straightness of 1/1000 of tube length
• Wall thickness of +/- 3 PCT

HBT Tube – Honed Bored Tube

Steel Grade: ST52.3BK (E355SR)
 
Tolerances:
• Outside diameter of EN10305-2 (DIN 2393)
• Bore of tube H8
• Surface finish of Ra 0.2 microns
• Straightness of 1/1000 of tube length
• Wall thickness of +/- 5 PCT
Call on +44 (0) 28 8774 7444 to learn more about our processes and materials for hydraulic cylinder applications.

compliance of Chrome standards

At Northern Hydraulics, we carry out regular independent salt-spray testing to ensure compliance of chrome standards on all our rods.

All cylinders painted as standard using One-Pack Pigmented Etching Primer followed by Two-Pack Polyurethane High Solid Finish Paint to ensure high quality and durable finish to protect cylinders in any application.

Other options are available as per customer requirements.
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