V.J. Couplings, Standard:

ISO2531, BS EN545 or EN598 Material:

ductile iron Inner cement:

Ordinary Portland Cement according to ISO4179,

Sulphate Resistant Cement or High Alumina Cement Mortar Lining Outside coating:

Zinc coating (≥130/m2) and blue painting or epoxy painting (≥70μm) according to ISO8179 Quality Control:

Metal-graphic examination; Spectrum Analysis; Hardness Test; Tensile Test; Crush Test.

Joint type: Flange, flange drilling according to EN1092

Testing: Factory inspection report, SGS inspection and the third inspection party;