Fitout Install® Plus 235

Install® Plus 235

Recognised for its robustness and reliability.

Install® Plus 235 multi-certified, hot-finished has a wide variety of uses, including building and engineering services such as heating and ventilation, air conditioning, pressure systems as well as industrial pipework conveyance.

Recognised for its robustness and reliability, Install® Plus tube is the preferred choice for such applications.

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  • Our principal ‘gaslist’ tube for UK market applications. 
  • Manufactured in accordance with a range of standards, including EN10255 and EN10217-2 to satisfy both Construction Products Regulation (CPR) and the Pressure Equipment Directive (PED) requirements, where applicable.
  • The perfect replacement for BS1387, which is now a withdrawn and unsupported standard.
  • Install Plus uses a higher 235MPa grade of steel (compared to lower 195 grade as per BS1387) delivering improved pressure integrity.
  • CE marked to CPR CAT 3 (gas/fuel) and CPR CAT 4 (water) for added confidence and application suitability.
  • Suitable for pressure applications and temperature range -20 to +300ºC.
  • Available in a wide range of sizes and weights.
  • We are able to offer exact lengths for bulk orders.
  • Available in a range of ends (plain, grooved or screwed and socketed) and surface finishes (red-painted or galvanised).
  • Other special surface colours and finishes, including external epoxy and polymer coatings may also be available, please contact us to discuss your requirements. (Note: certain size restrictions or minimum order quantities may apply)
  • Our pre-grooved tube offers project savings as well as other installation benefits.
  • Install Plus is fully technically supported with a wide range of available product datasheets.

Summary of chemical composition (ladle analysis) and mechanical properties

Steel GradeChemical Composition %Mechanical Properties
Steel
Name
C
max
Mn
max
P
max
S
max
Upper Yield Strength 
ReH min (MPa)
Tenslie Strength 
Rm (MPa)
Elongation 
A min %
S235GT/P235GH 0.16 1.2 0,025 0,020 235 360 to 500 27

Install® Plus tube data

     Heavy WeightMedium Weight
OD Nominal Bore Outside Diameter Wall Thickness Weight per metre # Wall Thickness Weight per metre #
  NB OD T Plain end/grooved tube Screwed and socketed T Plain end/grooved tube Screwed and socketed
  (mm) (inch) Max (mm) Min (mm) (mm) (kg/m) (kg/m) (mm) (kg/m) (kg/m)
21.3 15 ½ 21.8 21.0 3.2 1.44 1.45 2.6 1.21 1.22
26.9 20 ¾ 27.3 26.5 3.2 1.87 1.88 2.6 1.57 1.57
33.7 25 1 34.2 33.3 4.0 2.93 2.95 3.2 2.41 2.43
42.4 32 42.9 42.0 4.0 3.79 3.82 3.2 3.10 3.13
48.3 40 48.8 47.9 4.0 4.37 4.41 3.2 3.56 3.60
60.3 50 2 60.8 59.7 4.5 6.19 6.26 3.6 5.03 5.10
76.1 65 76.6 75.3 4.5 7.93 8.05 3.6 6.42 6.54
88.9 80 3 89.5 88.0 5.0 10.30 10.50 4.0 8.36 8.53
114.3 100 4 115.0 113.1 5.4 14.50 14.80 4.5 12.20 12.50
139.7 125 5 140.8 138.5 5.4 17.90 18.40 5.0 16.60 17.10
165.1 150 6 166.5 163.9 5.4 21.30 21.90 5.0 19.80 20.40

For larger Install® Plus XL EN10255 sizes, please refer to our Inline® product literature for full details.


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