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Water Pressure Test Ductile Iron Pipe K9

Water Pressure Test Ductile Iron Pipe K9

size: DN80-DN2600 paint: epoxy or black bitumen cement lining: cement mortars, sulphate resistant cement or aluminium cement durable, corrosion resistant, long service life.

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water pressure test ductile iron pipe k9


Production Procedure:
(I) Smelting and Nodulizing
(II) Centrifugal Casting
(III) Annealing Treatment
(IV) Zinc Spraying for Corrosion Resistance
(V) Rounding and Polishing
(VI) Hydraulic Test
(VII) Cement Lining and Preservation
(VIII) Coating and Package


     Class K9 "T-Type" Permission Deflection Angles >>>

Nominal Diameter

DN (mm)

Allowable Angles of Deflection at Installation Work

Nominal Diameter  DN (mm)

Allowable Angles of Deflection at Installation Work

80

5°00'

500

3°00'

100

5°00'

600

3°00'

125

5°00'

700

2°00'

150

5°00'

800

2°00'

200

4°00'

900

2°00'

250

4°00'

1000

1°50'

300

4°00'

1100

1°40'

350

3°00'

1200

1°30'

400

3°00'

1400

1°30'

450

3°00'





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