ERW Line Pipes

ERW Line Pipes

• Outside Diameter
114,3 mm - 323,9 mm
33,4 mm - 88,9 mm
21,3 mm - 26,7 mm
Wall Thickness
2,8 mm - 12,7 mm
• Length
6,00 m - 18,30 m
6,00 m - 12,80 m
6,00 m - 10,00 m

Line Pipe
API 5L, PSL 1, PSL 2                     Gr A, X70-(N, M)
CSA Z 245.1                                 Gr 241-Gr 359
EN ISO 3183                                 L 245-L485 (N, M, NE, ME)
GOST 20295                                 K34-K60

Visual and Dimensional Inspection

Mechanical Tests

-     Tensile

-     Flattening

-     Expanding

-     Bending

-     Weld Ductility

-     Fracture Toughness

-     PP, PE Testing

Metallographic Examination

Chemical Analysis

Hydrostatic Test

Non Destructive Inspection:

-     Eddy Current

-     Ultrasonic Test ( Weld Check )

-     Ultrasonic ( full body, optinoal )

Mill Test Certificates

-     Acc. To EN 10204 2.1; 2.2; 3.1 ; 3.2

NDT Standards

-     U/S (EN ISO 10893-11 Level U3)

-     E/C (EN ISO 10893-2 Level E2)

-     API                           Annex E, Annex K

-     EN ISO 3138             Annex E, Annex K

-     CSA Z.2.245.1

 

114.3 mm≤OD≤323.9 mm: API 5L (Line Pipe according to API 5B)

Plain End-Square cut or bevelled / Zaplok
Black self colored / uncoated
Mill protective coating (black varnish) on outside surface
Epoxy lining and coating (AWWA C210)
3 Layer PE coating (DIN 30670, ISO 21809-1)
3 Layer PP coating (DIN 30678, ISO 21809-1)

21.3 mm≤OD≤88.9 mm: full body
114.3 mm≤OD≤323.9 mm: weld seam