国外标准

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...

Designation: B209/B209M - 21 Standard Specification for Aluminum and Aluminum-Alloy Sheet and Plate11. Scopel.l This specification2 covers aluminum and aluminum-alloy flat sheet,coi...

Designation: B49 - 20 Standard Specification for Copper Rod for Electrical Purposes11. [email protected] This specification covers the requirements for rod indiametcrs from Va in. to 1Ve in...

Designation: B545-13 Standard Specification for Electrodeposited Coatings of Tin11. Scope1.l This specification covers the requirements for electrode-posited (electroplated) coating...

Designation: C109/C109M - 20a Standard Test Method for Compressive Strength of Hydraulic Cement Mortars (Using2-in."or [5o-mm] Cube Specimens)11. [email protected] This test method covers d...

Designation: C114-18 Standard Test Methods for Chemical Analysis of Hydraulic Cement'1. Scope1.l These test methods cover the chemical analyses ofhydraulic cements.Any test methods ...

Designation: C127-15 Standard Test Method for Relative Density (Specific Gravity) and Absorption of CoarseAggregate11. Scope1.1 This test method covers the determination of relative...

Designation: C128-15 Standard Test Method for Relative Density (Specific Gravity) and Absorption of FineAggregate11.Scope1.1 This test method covers the determination of relativeden...

Designation: C131/C131M -14 Standard Test Method for Resistance to Degradation of Small-Size Coarse Aggregateby Abrasion and lmpact in the Los Angeles Machine11. Scope*1.1 This test...