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ERW Water Pipes

ERW Water Pipes

Scope and Field of Application

Transmission of liquids

Sizes

  • Outside diameter: 21.3 mm - 323.9 mm

  • Wall thickness: 2 mm - 11 mm

  • Length:  OD 21.3 mm - 101.6 mm; max. 7.50 m       OD 114.3 mm - 323.9 mm; max. 18.00 m

Finishing Operations

  • - Plain end (square cut or bevelled)

  • - Threaded and coupled

  • - Grooved

Mill Test Certificates

Issued upon request according to EN 10204 2.1; 2.2; 3.1; 3.2

Tests Performed

  • - Leak Tightness testing: Hydrostatic Test, Eddy Current Test

  • Destructive Tests: Flattening, Bending

  • - Chemical Analysis

  • - Others as required by the standards

  • - Ultrasonic weld seam test for gas pipes

Surface Protection

  • - Outside protective coating (oil, varnish, epoxy)

  • - Hot dip galvanizing

  • - Polyethylene Coating

Production Standards

  • Production Norms: EN 10224, EN 10255, ISO 65, ASTM-A 53, ASTM A-795, ASTM A589

  • Galvinizing Norms: EN 10240, EN ISO 1461 (BS 729), ASTM A-53, NFA 49-700, UNI 5745

  • - Production Standards For Threading and Coupling (1/2 "-6") ISO 7/1, ANSI B.1.20.1, EN 10255

  • * Grooving (3/4” – 12”) according to Victualic Standard.

  • * Our Medium Series Pipes can be used up to 25 bar operating pressure for water.

  • Quality Certificates:

    • - FM approved;
    • - NSF (National Safety Foundation) certified;
    • - DVGW Certified;
    • - UL/CUL C ertified

  • NDT  Standards:

    E/C (EN 10246-1), U/S (ASTM E213, E/C (ASTM E309)

Material Quality

  • - DIN 17100

  • - EN 10025

  • - St 37, St 44, St 52

  • - S 195, S 235, S 275, S 355

  • - Gr A, Gr B

Tables