Malleable Iron Pipe Fittings Rubber Compression Coupling

3/8”-6”

Material

Malleable Iron

Finishing

(Black) Painting, Galvanizing, Elctro-plating

Type

Banded,   Beaded  , Plain

Standard

ISO5922/IS049/ISO7-1 , BS EN1562:1997, DIN 2950/1692/2999

Mechanical Properties

Tensile Strength≥330MPA, Elongation rate≥8%, Hardness≤HB150

Mechanical Properties

C:2.4~2.9  Si:1.2~1.7   Mn:0.3~0.55P:0.12  S:0.18  Cr:0.09

Working pressure

Max 1.6MPA

Working temperature

Max 200°C

Producing Process

Pattern making - sand casting - heat treatment – galvanizing - threading - air pressure testing - packing

Usage

Fro pipeline convey water ,oil ,gas and so on

Testing

100% Air pressure testing