Tata Metaliks KUBOTA :: Products and Services

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Ductile Iron Pipes
Product Portfolio

Tata Metaliks Kubota Pipes is committed to exceed customers' expectations in product quality, supply and service.
The range comprises of ductile iron pipes suitable for push-on joints as per IS 8329 : 2000, ISO 2531 : 1998, BSEN 545 : 2006

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

Dimensions of socket and spigot pipes (Class K7 and K9)
Nominal Diameter DN(mm)	Wall Thickness (e) in mm.
Nominal Diameter DN(mm)	K7*	K9
80	5.0	6.0
100	5.0	6.0
150	5.0	6.0
200	5.0	6.3
250	5.3	6.8
300	5.6	7.2
350	6.0	7.7
400	6.3	8.1
450	6.6	8.6
500	7.0	9.0
600	7.7	9.9
700	9.0	10.8
750	9.7	11.3
800	10.4	11.7
*K7 :** for low pressure application.

Hydraulic working pressure and hydrostatic test pressure (Mpa)
DN mm.	Allowable Operating Pressure Excluding Surge (AOP)		Allowable Maximum Operating Pressure Including Surge (MOP)		Allowable Site Test Pressure (STP)
DN mm.	K7	K9	K7	K9	K7	K9
80	0.80	6.40	1.25	7.70	1.75	9.60
100	0.80	6.40	1.25	7.70	1.75	9.60
150	0.80	6.40	1.25	7.70	1.75	9.60
200	0.80	6.20	1.25	7.40	1.75	7.90
250	0.80	5.40	1.25	6.50	1.75	7.00
300	0.80	4.90	1.25	5.90	1.75	6.40
350	0.80	4.50	1.25	5.40	1.75	5.90
400	0.80	4.20	1.25	5.10	1.75	5.60
450	0.80	4.00	1.25	4.80	1.75	5.30
500	0.80	3.80	1.25	4.60	1.75	5.10
600	0.80	3.60	1.25	4.30	1.75	4.80
700	0.80	3.40	1.25	4.10	1.75	4.60
750	0.80	3.30	1.25	3.90	1.75	4.40
800	1.00	3.20	1.50	3.80	2.00	4.30