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Ductile iron pipe (DIP), ductile iron pipe suppliers,di pipe manufacturer,ductile iron pipes price list

Range of Ductile Iron Pipes

Ductile Iron Spun Pipes are produced in both as per Thickness Class (like, K9, K7 etc) and Pressure Class (Like C25, C30, C40 etc). The Standard Products are listed below.

Size - DN 80 mm to DN 1000 mm
Pressure Class - C20, C25, C30, C40, C50, C64, C100.
Thickness Class - K9 and K7
Standard Length - 5m / 6.0 meters

Conforming Specifications:IS 8329; ISO 2531: ISO 7186; BS EN 545; BS EN 598

Socket Spigot Centrifugally Cast Spun Pressure Pipes as per IS:8329 of Classes K7 & K9

Properties of Ductile Iron Pipes

Properties

Ductile Iron Pipes

Tensile strength

Min. 420 MPa

Elongation (min) at break

10%

Modulus of Elasticity

1.7x1010 Kg/M2

Hardness

Max. 230 BHN

S. No.

Type of Ductile Iron Pipes Coating

Reference Standards

1

Zinc coating with finishing layer of Bitumen/ Epoxy

ISO 8179-1

2

Zinc coating with finishing layer with additional protection by polyethylene sleeving

ISO 8180

3

Alloy of Zinc and Aluminum with or without other metals having a minimum mass of 400 gm/m with finishing layer.

ISO: 14713

Basic Dimension of Ductile Iron Pipes

     

PRESSURE CLASS

THICKNESS CLASS

Nominal
Dia.
DN
mm

External
Dia.
DE
mm

Tol. on
DE
mm

Preferred
'C' class

Preferred
class Nom

Thickness

Nominal
Thickness
K9
mm

ECL
Works Test

Pressure
K9
(Kg/cm)

80

98

+1/-2.7

C40

4.4

6.0

60

100

118

+1/-2.8

C40

4.4

6.0

60

150

170

+1/-2.9

C40

4.5

6.0

60

200

222

+1/-3

C40

4.7

6.3

60

250

274

+1/-3.1

C40

5.5

6.8

60

300

326

+1/-3.3

C40

6.2

7.2

60

350

378

+1/-3.4

C30

6.3

7.7

50

400

429

+1/-3.5

C30

6.5

8.1

50

450

480

+1/-3.6

C30

6.9

8.6

50

500

532

+1/-3.8

C30

7.5

9.0

50

600

635

+1/-4

C30

8.7

9.9

50

700

738

+1/4.3

C25

8.8

10.8

42

800

842

+1/4.5

C25

9.6

11.7

42

900

945

+1/-4.8

C25

10.6

12.6

42

1000

1048

+1/-5

C25

11.6

13.5

42

Note: Preferred 'C' class as per ISO2531/2009