国外标准

Designation: A479/A479M - 20 Standard Specification for Stainless Steel Bars and Shapes for Use in Boilers andOther Pressure Vessels11. Scope*1.1This specification2 covers hot- and ...

Designation: A488/A488M -17 Standard Practice for Steel Castings, Welding, Qualifications of Procedures andPersonnel'1. Scope1.1 This practice covers the qualification of procedures...

Designation: A536- 84 (Reapproved 2019)s1 Standard Specification for Ductile lron Castings11. Scope1.1 This specification covers castings made of ductile iron.also known as spheroid...

Designation: A578/A578M - 17 Standard Specification for Straight-Beam Ultrasonic Examination of Rolled Steel Platesfor Special Applications11. Scope@1.1 This specification2covers th...

Designation: A615/A615M - 20 Standard Specification for Deformed and Plain Carbon-Steel Bars for ConcreteReinforcement1'1. Scope*1.1This specification covers deformed and plain carb...

Designation: A751-14 StandardTest Methods,Practices, and Terminology forChemical Analysis of Steel Products11. ScopeR1.1 These test methods,practices,and terminology coverdefinition...

Designation: A802-95 (Reapproved 2015) Standard Practice for Steel Castings, surface Acceptance Standards，VisualExamination11. Scope1.1 This practice covers the acceptance criteri...

Designation: A815/A815M- 18 Standard Specification for Wrought Ferritic,Ferritic/Austenitic, and MartensiticStainless Steel Piping Fittings11. ScopeR1.1 This specification covers tw...

Designation: A90/A90M-21 Standard Test Method for Weight [Mass] of Coating on lron and Steel Articles withZinc or Zinc-Alloy Coatings11.Scope1.1This test method covers procedures fo...

Designation: A 956-06 Standard Test Method for Leeb Hardness Testing of Steel Products11. Scope*1.1This test mcthod covers the determination of the Lecbhardness of steel, cast steel...