API 5L X70(WPHY70) Oil pipe line steel
BEBON STEEL supplies as specialist of API 5L X70(WPHY70),produces according to standard API SPEC 5L X70,mainly used in the manufacture of pipelines transportating oil, natural gas,coal and other media.
Other Grade:PSL 2 Grades B, X42, X46, X52, X56, X60, X65, X70,X80;PSL 1 Grades A25, A, B, X42, X46, X52, X56, X60, X65,X70;L245 485;ASTM A53GrA/B
X 70 API5L Material#1.8977 | Comparison of steel grades | |
EU 113 | - | |
NBN629 | - | |
DIN 17172 | StE 480.7TM | |
EN10208-2 | L485MB |
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 plate/pipes,under API 5L standard, we can regardX70 steel plate/pipes as large diameter pipes.
X70 steel plate/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.
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