HFW Welded Pipes

Applications:
HFW welded pipes provides high precision dimensions and high capacity production value, Hsw welded pipes are using

  • Oil, Natural Gas, Water lines
  • Flammable & nonflammable liquid conveyance and distribution pipelines
  • Steel structures for construction, general requirements

Standarts

Product Range

Outside Diameter: 2” – 16” / 60,3 mm – 406,4 mm
Wall Thickness: 0,083”-0,5” / 2,1mm-12,7mm
Unit Length: Max 16m

Material Grade

API 5L PSL 1: Gr A, Gr B, X 42, X 46, X 52, X 56, X 60, X 65, X 70
API 5L PSL 2: Gr B, X42 , X46 , X52 , X56 , X60 , X65 , X70 , X80
ASTM A 53: Gr A, Gr B
ASTM A252: GRADE1, GRADE2, GRADE3

Production Standarts

TS EN 10217-1(EN 10217-1): P 195 TR1, P 235 TR1, P 265 TR1, P 195 TR2, P 235 TR2, P 265 TR2
EN 10224: L 235, L 275, L 360
ISO3183-2015.2: L 245NB, L 290NB, L 360NB
GOST 20295: K34,K38,K42,K50,K52, and K55

Coating

Polyethylene: AWWA C 215, DIN 30670, NFA 49710, TS EN 10288, UNI 9099
Polypropylene: DIN 30678, NFA 49711
Solvent Free Epoxy: AWWA C 210, EN 10289, NFA 49709
Fusion-bonded Epoxy: AWWA C 213
Bitumen: DIN 30673, BS 534

Lining Standards

Epoxy: AWWA C 210, EN 10289, NFA 49709
Cement Mortar: AWWA C 205, DIN 2614, TS 8590, EN 10298
Fusion-bonded Epoxy: AWWA C 213 

Tests

Non Destructive Tests

  • AUT Online Weld Inspection
  • First Visual Inspection Manual
  • Ultrasonic Inspection
  • Hydrostatic testing
  • Digital X-Ray Weld Inspection
  • Pipe End Magnetic Examination
  • Magnetic Particle Inspection Final Visual and Dimensional Inspection

Destructive Tests

  • Tensile Test Bending Test
  • Charpy V Notch Impact Test
  • Hardness Test
  • Macro and Micro Metallographic Examination
  • DWTT – Drop Weight Tear Test
  • Chemical Analysis Crack Tip Opening Displacement (CTOD) Test

Test Certificates

  • ISO 9712
  • ISO 11484
  • MTC according to EN10204/3.1
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