Ductile iron pipe fitting. Standards:ISO2531,ISO4422,EN545 Material:Ductile Iron. Size:DN80-DN2000. Type:tee/cross/bend.ect Ductile Iron Pipe 1. Standards ISO2531 / BS EN545 2. Ductile iron 3. ISO 9001 Certificate1. Material Ductile iron pipe2. Standards ISO2531 / BS EN5453. Certificate ISO 9001 2008 and BV Product Conformity4. Size DN80-DN16005.Internal linings

No internal linings

Portland cement/ high alumina cement/ sulphate resisting portland cement/ resistance hydrochloric cement lining in accordance with ISO 4179

Zinc coating plus bitumen painting

Epoxy coating

Others

6.External coatings

No external coatings

Zinc coating plus bitumen painting according ISO 8179

Metallic zinc with finishing layer

Epoxy coating

Others

Mechanical properties:
Name	Tensile Strength	Elongation	Yield Strength	Hardness
Ductile iron fittings	≥420MPa	≥5%	≥300MPa	≤250HB

Hydrostatic test:
Norminal Diameter mm	Pressure	Test time
≤300	≥25 Pa	≥15S
350-600	≥16 Pa	≥15S
≥700	≥10 Pa	≥10S

a) C: 3.4 - 3.7% b) Si: 2.0 - 2.4% c) P: <0.08% d) S: <0.015 e)Pull strength: >420MPa f)) Yield: >10% g) Hardness: <230HB h)K type mechanical joint with flange and bolts available Test* Blast furnace (Analysis of raw materials test ) * Mg treatment (Micro & chemical composition test) * Pipe spinning (Temperature test) * Heat treatment (Micro structure; Flattening test) * Zinc coating (Thickness testing) * Dimensional checks (Thickness & Dia. testing) * Hydraulic test (Pressure test) * Internal lining (Thickness testing) * External coating (Thickness test)    WE ARE LOOKING FORWARD YOUR INQUIRY ,AND TO BUILDING LONG-TERM BUSINESS RELATIONSHIP WITH YOU!!

Ductile Iron Pipe fitting