UPVC Drainage pipe system

Precision-Made Pipes for High-Pressure Excellence.

Drainage pipe system

OMAN THERM products a range of UPVC pipes above and below the ground use made from 100% virgin UPVC materials. It has full range of fittings in solvent weld for all sizes. The pipes are produced in all majer international standards BS EN 1401, BS EN 1329, as well as the previos standards such us BS 5255 , BS 4514, BS 4660 and ASTM D2655 40/80 Sch.


General properties of Oman Therm Drain Pipes :


  • Fully compliant to the main International Standards
  • Kitemark certified range
  • Tough, impact resistant
  • EPDM rubber rings following EW681 Standard
  • Can be supplied in Solvent Weld or Rubber Ring Joint (from 3” and above)
  • Different lengths avaliable 3m, 2.9m, 6m, 5.8m. Other lengths on request.
  • Distinctive colour coded system (ie Light Grey, Brown, White, etc.) with full printing at 1m intervals
  • Superior chemical and acid resistance
  • Outstanding mechanical properties of tenslie strength and resistance to pressure.

BS5255, BS4514, BS4660, BS5481


Code Nominal OD mm(inch) Minimum OD mm Minimum Wall Thickness mm Colour
BS 5255 WASTE
DR-125 36(1¹/₄") 36.15 1.8 WH/LG
DR-15 43(1¹/₂") 42.75 1.9 "
DR-2(50)* 50(2") 50.00 2.0 "
DR-2(55) 55(2") 55.75 2.0 "
BS 4514 SOIL
DR-3/LG 82(3") 82.40 3.0 LG
DR-4/LG 110(4") 110.00 3.2 "
DR-6/LG 160(6") 160.00 3.2 "
BS 4660 UNDERGROUND
DR-4/BR 110(4") 110.00 3.2 BR
DR-6/BR 160(6") 160.00 4.1 "
BS 5481 GRAVITY SEWER
DR-8/BR 200(8") 200.00 4.9 BR
DR-10/BR 250(10") 250.00 6.1 "
DR-12/BR 315(12") 315.00 7.7 "
DR-16/BR 400(16") 400.00 9.8 "
* Not part of BS 5255. Metric only.

The main features of Ezyflo drainage fittings are:


  • Strong and resistant to impact
  • Easy to install and compatible with National Plastic
  • Tough, impact resistant
  • Fully compliant to the BS standards
  • Resistant to a wide range of chemicals / fluids
  • Smooth bore to give excellent flow characteristics
  • Outstanding mechanical properties of tenslie strength and resistance to pressure.

Specifications:


Standards: BS 5255 - Light Grey
BS 4514 - Light Grey
BS 4660 - Brown
Material: 100% uPVC
Joints: Female solvent weld sockets
Temp Range: 0°C - 80°C (for intermittent discharge)
Tensile Strength Min. 45 N/mm²

Characteristics of Pipes(BS EN1329, BS EN1401):


Raw Material: The raw material is 100% virgin PVC-U
Color: BS EN 1329-1:2000 >> Light Grey
BS EN 1401-1:1998 >> Orange Brown
Chamfering: A 15’ chamfer is applied to all spigot ends for rubber ring pipe
Length:
  • Pipes are normally supplied in 6m overall length.
  • Pipes can also be supplied in 5.8m overall length to fit inside containers.
  • Sizes 36, 43 and 56mm are supplied in 4m overall lenght with plain ends,

Mechanical & Physical Characteristics:


Characteristics Requirement Test Method
Impact Resistance TIR ≤ 10% EN 744
Vicat Softening ≥ 79°C EN 727
Longitudinal Reversion ≤ 5% EN 743
Dichloromethane Acid Resistance No attack EN 580
Water Tightness of Rubber Ring Joint No leakage EN 1277
Elevated Temp. Cycling No leakage EN 1055
Long Term Performance of TPE Seals
  • 1.90 days ≥ 1.3 bar
  • 2.100 years ≥ 0.6 bar
  • No failure during the test
 prEN 1989
Resistance to Internal Pressure 10.0MPA for 1000 hours, at 60°C EN 921

BS En 1329-1:2000 :

Dimensions in Millimeter


Nominal Size Nominal Mean Outside Diameter Wall Thickness Application Area "B"
DN/OD OD (dem, min) (dem, max) (e, min) (e, max)
36 (1 1/4") 36 36.2 36.5 3.0 3.5
43 (1 1/2") 43 42.8 43.1 3.0 3.5
56 (2") 56 55.8 56.1 3.0 3.5
82 (3") 82 82.0 82.3 3.0 3.5
110 (4") 110 110.0 110.30 3.2 3.8
160 (6") 160 160.0 160.40 3.2 3.8
200 (8") 200 200.0 200.5 3.9 4.5
250 (10") 250 250.0 250.5 4.9 5.6
315 (12") 315 315.0 315.6 6.2 7.1

BS En 1401-1:1998 :

Dimensions in Millimeter


Nominal Size DN/OD Nominal OD Mean Outside Diameter (dem. min) Well Thickness SN2, SDR 51 (e. min) Well Thickness SN4, SDR 41 (e. max) Well Thickness SN8, SDR 34 (e. max)
(dem. min) (dem. max) (e. min) (e. max) (e. min) (e. max) (e. min) (e. max)
110 (4") 110 110.0 110.3 - - 3.2 3.8 3.2 3.8
160 (6") 160 160.0 160.4 3.2 3.8 4.0 4.6 4.7 5.4
200 (8") 200 200.0 200.5 3.9 4.5 4.9 5.6 5.9 6.7
250 (10") 250 250.0 250.5 4.9 5.6 6.2 7.1 7.3 8.3
315 (12") 315 315.0 315.6 6.2 7.1 7.7 8.7 9.2 10.4
400 (16") 400 400.0 400.7 7.9 8.9 9.8 11.0 11.7 13.1