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X70 steel

API 5L standard, we can regard X70 steel plate/pipes as large diameter pipes. API 5L X70 steel plate/pipes is one mainly of Steel for large diameter pipes,
X70 steel plate/pipes is in API 5L standard. It's grade Number is 1.8977. 
API 5L X70 steel plate/pipes  Application: API SPES 5L seamless steel pipe is used as oil tube in oil well and pipeline. It is used for conveyance of water, gas, oil and other substances.

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


X70 steel plate/pipes 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


 X70 steel plate/pipes Mechanical properties

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