MDPE Pipes
Type of  Pipe Yellow Pipe
Size 20 – 315mm OD
Pressure Class SDR 11 & SDR 17.6
Standard Length 20-32mm OD = 100m
50-110mm OD = 50 – 100m
125mm OD = 50m
160-315mm OD = 6 or 12 m
Applications LPG, NATURAL GAS
Standard MS 1086
ISO 4437

Typical Properties of Polyethylene Pipe Material

Properties Value Unit
Density of compound 940 Kg/m3
Melt flow Index 0.85 g/10min.
Material required strength 8 mpa
Tensile stress at yield 18 mpa
Elongation at break >600 %
Modulus of Elasticity 700 mpa
Oxidation Induction Time (200C) >40 min
Linear Thermal Expansion (20 – 60C) 0.15 mm/mC
Environmental Stress Crack Resistance >1000 hrs

ELECTROFUSION FITTING (WRC NO: 4-32-03)

img1 COUPLER – BLACK
d 20 25 32 40 50 63 75 90 110 125 160
d 180 200 250 315
 img2 COUPLER – YELLOW
d 20 25 32 63 90 125 180 250 315
img3 REDUCER
d 25 32 32 40 63 90 110 125 225 180
d2 20 20 25 32 50 63 90 90 110 125

SAFETY MARKERS

YELLOW PIPES FOR GAS & TELEKOM