Specifications: diameter: 320 to 127 mm thickness: 0.4 to 12.7 mm Length: 6 m above, and, in accordance with customer demand, supply and other specifications of steel pipe

X70 PIPE,API 5L X70 erw pipe for Gas Pipeline


X70 steel pipes,under API 5L standard, we can regard X70 steel pipes as large diameter pipes.

API 5L PSL2 ERW Steel Pipe X70

1> Standard:  ASTM A106, ASTM A53,  API5L,

2> Grade: API 5L GR.B, X46-X70   

3> Outer Diameter: 6mm-610mm (1/16"-24")

4> Thickness: 0.3mm-22mm

5> Length:  0.5m-20m(fixed or random)

X70 PIPE,API 5L X-70 erw pipe for Gas Pipeline

X70 PIPE

OD/mm
(r x d)
WT
Kg/m
OD/mm
(r x d)
WT
Kg/m
OD/mm
(r x d)
WT
Kg/m
 219 x 6 32.02  478 x 9 104.59 920 x 10 224.91
219 x 7 37.10 478 x 10 115.91  920 x 12 269.20
219 x 8 42.13  478 x 12 138.40  1020 x 8 200.15
 273 x 6 40.01 529 x 6 77.88  1020 x 9 224.88
273 x 7 46.42 529 x 7 90.61 1020 x 10 249.57
273 x 8 52.78 529 x 8 103.28  1020 x 12 298.79
273 x 9 59.09 529 x 9 115.91 1020 x 14 347.81
325 x 6 47.70 529 x 10 128.49 1220 x 10 298.89
325 x 7 55.39 529 x 12 153.49  1220 x 12 357.97
325 x 8 63.04 630 x 6 92.83  1220 x 14 416.86
 325 x 9 70.63 630 x 7 108.04 1220 x 16 475.55
 377 x 6 55.39 630 x 8 123.21 1420 x 10 348.21
377 x 7 64.37  630 x 9 138.32  1420 x 12 417.16
377 x 8 73.30 630 x 10 153.39 1420 x 14 485.91
377 x 9 82.17 630 x 12 183.38 1420 x 16 554.46
377 x 10 91.00 720 x 7 123.58 1620 x 12 478.34
377 x 12 108.51 720 x 8 140.96 1620 x 14 554.96
426 x 6 62.64 720 x 9 158.30  1620 x 16 633.37
426 x 7 72.83 720 x 10 175.59    
426 x 8 82.96 720 x 12 210.01    
426 x 9 93.05  820 x 8 160.69    
426 x 10 103.09 820 x 9 180.49    
426 x 12 123.01 820 x 10 200.25    
478 x 6 70.34 820 x 12 239.60    
478 x 7 81.80  920 x 8 180.42    
478 x 8 93.22  920 x 9 202.69  

 
 

 


API X70 PIPE

API 5L X70 steel Chemical composition-% by  mass*

Grades Material number C max Si max Mn. mix P max S max
X70 1.8977 0.04-0.16 0.55 1.10-1.70 0.035 0.035

API 5L X70 steel Mechanical properties

  Grade X70 Permissible yield point ratio Yield Strength MPa(min) Tensile Strength MPa Elongation % (min)
≤ 0.85 480 600 - 750 -

X70 steel pipes is one mainly of Steel for large diameter pipes,API-X70 steel with the demands in mechanical properties of the pipes followed the API specification for grade X70 (YS is 485MPa, TS is from 600-750 MPa).It is well known that a low carbon bainitic microstructure offers an excellent combination of strength and toughness.

 

 

  X 70  API5L Material#1.8977 Comparison of steel grades
EU 113 -
NBN629 -
DIN 17172  StE 480.7TM
EN10208-2   L485MB
 

 

API 5L X 70 erw pipe for Gas Pipeline

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