API-5CT-2005-ENG-Specification for Casing and Tubing

API-5DP-2009-ENG-Specification for Drill Pipe

ASTM-A108-07-ENG-Standard Specification for Steel Bar Carbon and Alloy Cold Finished

ASTM-A182-ENG-Standard Specification for Forged or Rolled Alloy Steel Pipe Flang

ASTM-A29-05 ENG-Standard Specification Steel Bars Carbon and Alloy Hot Wrought G

ASTM-A304-2004-ENG-Standard Specification for Carbon and Alloy Steel Bars Subjec

ASTM-A322-1991-ENG-Standard Specification for Steel Bars Alloy Standard Grades

ASTM-A331-1995-ENG-Standard Specification for Cold Finished Alloy Steel Bars

ASTM-A36／A36M-05-Standard Specification for Carbon Structural Steel

ASTM-A434-2004-ENG-Standard Specification for Steel Bars Alloy Hot Wrought or Co