Double-flanged pipe (FF)

Detailed Product Description

1The use of the products and performanceNot only does ductile iron have high tensile strength and percentage elongation,but also have fine ductility and other excellent as anti-high-compression,

Anti-oxidation,anti-corrosion,etc.so the ductile iron pipe fittings are widely applied to such compressive pipes as water pipeline.oil pipeline,gas pipeline,sand pipeline,sewerage pipeline etc

2. Product standards:All types of ductile iron pipe fittings produced by us according to ISO2531 BSEN545 EN598 BS4772 standards

3. Product export countries:Europe,South America,Africa,Middle East and South-East Asia,Their good quality has got a favorable appraisal from the end users.

4.Product Mechanical:Tensile strength>420mpa

                  Elongation>5%

                  Hardness<250HB

                  Proof Stress>300map

5.Product Microscopic Structure:ferrite+little pearlite grades of ductile lron>grade three(GB9941-88)

6.Type of joint:

.Push-on joint(Ttype) including Spigot end,EPDM&SBR rubber gasket,Anti-corrosive layer

Mechanical joint(Ktype)including spigot end,rubber gasket,anti-forrosive layer,T-bolts&nuts

  Socket end

,flange joint(flange type)including flanged fittings,rubber gasket,flange-bolts&nuts.

7.Hydrostatic Test Pressure

 Diameter:DN50-300   fittings 25 bar

 Diameter:DN350-800  fittings 16 bar

8.flanged drilling standards:PN10&PN16&PN25&PN40,AWWA C110.

9. Surface treatmentfitting Internal epoxy powder coating External pink resin paint.Black Bitumen Coated or Blue Fusion Bonded Epoxy Coated as specified.

10.Internal lining: Cement Mortar Lined according to ISO 4179