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Ductile Iron Spun Pipe



Trusted Exporter of Industrial Ductile Iron Spun Pipe

We supply a full range of Ductile Iron Spun Pipe schedules ranging from Sch 5 thru Double Extra Heavy, we deliver Ductile Iron Spun Pipe with Exceptional sizes & Quality.

Rythme Alloy is the most acclaimed manufacturer, exporter, distributor and supplier of industrial Ductile Iron Spun Pipe with required test certificates. You can also Order small quantities, we will be happy to quote best price for small and large quantities & can typically deliver the Ductile Iron Spun Pipe in minimum time frame anywhere around the globe. Our broad product range makes your individual wishes possible and also meets the extraordinary demands.

Ductile Iron Spun Pipe specification

Range of 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

Types:

A. Ductile Iron Socket and Spigot Pipe with Push-On Joint from DN 80 to DN 1000 with Rubber Gasket conforming to IS 8329/ ISO 2531/ EN 545/ EN598 for Drinking Water and sewerage. Ductile Iron pipes are available in the following Joints

Push-on

Push On (Restrained)

B. Ductile Iron Flanged Pipe from DN 80 to DN 1000 conforming to IS 8329/ ISO 2531 / EN 545. Flanged Pipes are available

As cast (Small Barrel lengths)

Welded on

Screwed on

      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

Dimensions of Flange

DN PN-10 PN-16
D E C b n Dia (d) Metric D E C b n Dia (d) Metric
Nom.
Dia.		 Out
side
Dia		 Dia. of
raised
Face		 Pitch
Circle
Dia.		 Flange
Width		 No.
of
Bolts		 Bolt
Hole
Dia.		 Bolt
Size
 Out
side
Dia		 Dia. of
raised
Face		 Pitch
Circle
Dia.		 Flange
Width		 No.
of
Bolts		 Bolt
Hole
Dia.		 Bolt
Size
80 200 132 160 16.0 8 19 M16 200 132 160 16.0 8 19 M16
100 220 156 180 16.0 8 19 M16 220 156 180 16.0 8 19 M16
125 250 184 210 16.0 8 19 M16 250 184 210 16.0 8 19 M16
150 285 211 240 16.0 8 23 M20 285 211 240 16.0 8 23 M20
200 340 266 295 17.0 12 23 M20 340 266 295 17.0 12 23 M20
250 395 319 350 19.0 12 23 M20 400 319 355 19.0 12 28 M24
300 445 370 400 20.5 12 23 M20 455 370 410 20.5 12 28 M24
350 505 429 460 20.5 16 23 M20 520 429 470 22.5 16 28 M24
400 565 480 515 20.5 16 28 M24 580 480 525 24.0 16 31 M27
450 615 530 565 21.0 20 28 M24 640 548 585 26.0 20 31 M27
500 670 582 620 22.5 20 28 M24 715 609 650 27.5 20 34 M30
600 780 682 725 25.0 20 31 M27 840 720 770 31.0 20 37 M33
700 895 794 840 27.5 24 31 M27 910 794 840 34.5 24 37 M33
750 960 857 900 29.0 24 31 M27 970 857 900 36.0 24 37 M33
800 1015 901 950 30.0 24 34 M30 1025 901 950 38.0 24 40 M36
900 1115 1001 1050 32.5 28 34 M30 1125 1001 1050 41.0 28 40 M36
1000 1230 1112 1160 35.0 28 37 M33 1255 1112 1170 45.0 28 43 M39

Production according to national and international standards (e.g. ASME, ASTM, API, EN, DNV, etc.)

Ductile Iron Spun Pipe uses & application:

We supply Ductile Iron Spun Pipe to Oil & Gas, Refineries, Fertilizers, Heat-Exchangers, Paper & Pulp, Pharmaceuticals, Chemicals, Water Treatment, Dairy, Sugar & Food Processing, Construction, Mining, Shipbuilding, Offshore, Defence, Ports, Railway, Nuclear Power, Power Plant, Cement, Government Org., Engineering Co., Oil Mills, and other industrial projects.

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