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
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
|
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
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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