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API

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ERW LINE PIPES ACCORDING TO API 5L

  • All chemical, mechanical, hydraulical and nondestructive tests are possible according to API 5L standard.
  • Lenght 4.27 m upto 13.72 m by customer request.
  • ERW tubes can be produced also under following standard:
a) JIS G3452 SGP, G3444 STK, G3445 STKM, G3454 STPG, G3466 STKR

b) BS1387 (LIGHT, MEDIUM AND HEAVY THICKNESS)

c) ASTM-120, A-500 (513), A-135

Tolerances

Standard

Outside diameter

Wall Thickness

Weight

API 5L

O.D. < 60.3 mm +/- 0.41 mm

O.D<73mm

Gr B of lower Gr X42 or higher

+20/-12.5% +15/-12.5%

+10/-3.5 for single lenghts

O.D. > 60.3 mm + 0.75%
-0.4 mm

O.D.> 73 mm

Gr B or lower Gr X42 or higher

+15/-12.5% +15/ -12.5%

-1.75% for carload lots

 

 

Other Products

Industrial precesion tubes Window frame sections

 

furniture tubes Door frame profiles

 

Black water pipes Expended metal sheets

 

Scaffolding tubes Corrugated sheets

 

Muffler pipe Cut-to-length sheets

 

Conic pipes Slitted coils

 

Structural tubes

 

 

ERW LINE PIPES ACCORDING TO API 5L

Mechanical Requirements

Raw Material

Most, Raw matrial is open-hearth electric furnace basic-oxygen supplied from "ISFAHAN`S MOBARAKEH STEEL PLANT" and the shortage is procured from other international supplies.
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