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Welcome to TATA Metaliks

Product Range

Tata Metaliks maintains stringent industry standards to produce world class products at our Kharagpur plant.

The combination of the latest technology with a dedicated workforce ensures you get a range of DI pipe options that meet your every requirement.

Nominal Diameter (mm) Class Standard Length (m)
80 to 800 K7, K9, C-Class 5.5

Dimensions of socket and spigot pipes – Thickness Class (Class K7 and K9)

Nominal Diameter DN (mm) Nominal Wall Thickness (e) in mm.
K7 K9
80 5 6
100 5 6
125 5 6
150 5 6
200 5 6.3
250 5.3 6.8
300 5.6 7.2
350 6 7.7
400 6.3 8.1
450 6.6 8.6
500 7 9
600 7.7 9.9
700 9 10.8
750 9.7 11.3
800 10.4 11.7

Dimensions of socket and spigot pipes – Pressure Class

Nominal Diameter DN (mm) Pressure Class
Preferred Class Nominal Thickness
80 C40 4.4
100 C40 4.4
150 C40 4.5
200 C40 4.7
250 C40 5.5
300 C40 6.2
350 C30 6.3
400 C30 6.5
450 C30 6.9
500 C30 7.5
600 C30 8.7
700 C25 8.8
800 C25 9.6

Internal Lining:

Cement mortar lining as per requirement with ordinary Portland Cement, Sulphate Resisting Cement, High Alumina Cement and Portland Slag Cement conforming to relevant ISO, IS, BS EN standards.

External Protection:

Metallic Zinc (130 gm/m2 or 200 gm/m2 as per the customer’s requirement) complying to relevant ISO, IS, BS EN standards with a finishing layer of Black Bitumen / Epoxy Coating (minimum thickness 70 micron) or any other special coating as per the customer’s requirement.