Ductile Iron All Socket Tee ISO2531 EN545 EN598

Ductile Iron All Socket Tee ISO2531 EN545 EN598

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Product Details

Product Description

Specification

DN50-DN2000 (2"-80")

Standard

ISO2531, ISO4179, ISO8179, BS EN 545, BS EN598, BS4772, ISO7005-2, EN1092-2:1997, DIN2501, GBT13295

Pipe ends

Socket

Internal coating

Cement mortar lining comply with ISO4179 or bitumen painting (Ave. min.70 micron) or Fusion Bonded Epoxy Coating

External coating

Sprayed metallic zinc coating (min.150g/m²) according to ISO8179 + bitumen painting (min.70 micron) or epoxy powder coating or epoxy painting or according to customer's requirements.

Test

In accordance with ISO 2531 / EN 545 / EN598 and 100% water pressure test.

Accessories

NBR, SBR, EPDM rubber ring according to ISO4633 / EN681.1 are available.

Application

Municipal Use, Waterworks Pipelines, Piping Fittings, Water Engineering, Potable Water Use, Irrigation Use, Water Supply Project Use, Water Treatment Plants Use, Pumping Stations, Water Utility Sectors, Water-Supply Pressure Pipeline, Potable Water Pumping Station, Stormwater Lines, Fire Water Pumping Station, Fresh Water Pumping Station, ect.

Types

DI Pipe Fitting


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Workshop


Machining Workshop Layout

Powder Coating Workshop

Shot Blasting Room

Foam Forming and Machining Workshop

Water Pressure Testing Machine


1. Pipe fittings surface
1> Pipes internal and external should clean and roundness, do not allowed to have flashes, burrs, cracks, winkles, sands, socket and flanges shrinkage to make the wall thickness thin, the defects of influence uses. Pipe fittings external slope seam does not allowed to exceed 1mm, internal and external surface blowholes depth do not exceed 2mm.
2> Flanges outline clear, do not allowed to have flashes, burrs, cracks, winkles etc. the defects of influence uses and machining.
3> Socket internal must clear, do not have grooving, lobe exceed to 1mm and blowholes depth exceed to 1mm and width exceed to 1.5mm. Every dimensions and outline must accurate and clear.
4> Small defections which do not affect usage of pipe fittings should use proper ways to repair it.


2. Coating
1> All the pipe fittings internal and external surface should have coatings. Water pipe internal have cement mortar lining, external and socket internal spray metallic zinc coating (min.150g/m²)according to ISO8179 and bitumen painting (min.70 micron).
3> For the gas pipes, internal coating is bitumen painting, same as external requirements.
4> External coating: Pipes and fittings external and socket internal coating are spray metallic zinc coating and bitumen painting.
5> Thickness requirements: Each area zinc layer average weight should not less than 150g/m², one place minimum thickness not less than 110g/m². Bitumen painting average thickness not less than 70 micron, one place minimum thickness not less than 50 micron.

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