Joint type: Push-on Joints, flanged joints, mechanical joints
Casting Technology: Centrifugally cast, ductile cast iron
Products Standards:
ANSI/AWWA C151/21.51 Ductile iron pipes,centrifugally cast,for water,with push-on joints
or mechanical joints;
ANSI/AWWA C115/A21.51 Flanged ductile iron pipe,with ductile iron or gray iron threaded flanges
Normal Size Ranges: 3" to 48"
Standardized Length: 5.5m, 6m (18ft, 20ft)
Outside Coating: normal coating in asphaltic/bitumen, the thick do not less 1mm(25μm);
Inner Lining: normally in cement mortar lining in accordance with ANSI/AWWA C104/A21.4;
Note: Special outside coating and lining can be requested by purchasers.
Working Pressures:
NPS ≤24": 350PSI(2.4Mpa);
NPS>24": 250PSI(1.7Mpa);
Mechanical Properties:
Tensile Strength: ≥ 60000psi( 414Mpa);
Yeild Strength: ≥42000psi(290Mpa);
Elongation: ≥10%
Other Accessories:
Gaskets: for sealing, rubber material, conform to ANSI/AWWA C111/A21.11
Bolts: low carbon steel ASTM A307, conform to ASME B18.2.1;
Nuts: low carbon steel ASTM A307, conform to ASME B18.2.2;
Applications: for water, drinking water,drainages pipelines etc.