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BS EN 12390 -2 :- Testing hardened concrete Part 2: Making and curing specimens for strength tests This European Standard specifies methods for making and curing test specimens for strength tests. It covers the preparation and filling of moulds, compaction of the concrete, levelling the surface, curing of test specimens and transporting test specimens. Apparatus …
Part 1: Shape, dimensions and other requirements for specimens and moulds This European Standard specifies the shape, dimensions and tolerances of cast concrete test specimens in the form of cubes, cylinders and prisms, and of the moulds required to produce them. Terms and definitions Nominal size :- commonly used description of specimen size. Designated size …
Standard Specification for Epoxy-Resin-Base Bonding Systems for Concrete This specification covers two-component, epoxy-resin bonding systems for application to Portland-cement concrete, which are able to cure under humid conditions and bond to damp surfaces. This specification does not cover epoxy-resin-base bonding systems that have been modified by addition of components such as cement, fine aggregate, or …
ASTM C 881 :- Epoxy-Resin-Base Bonding Systems for Concrete Read More »
Standard Specification for Aggregates This specification defines the requirements for grading and quality of fine and coarse aggregate (other than lightweight or heavyweight aggregate) for use in concrete. This specification is for use by a contractor, concrete supplier, or other purchaser as part of the purchase document describing the material to be furnished. Aggregate—Granular material …
ASTM C 33 : Standard Specification for Concrete Aggregates Read More »
Standard Specification for Sewer and Manhole Brick (Made From Clay or Shale) This specification covers brick intended for use in (1) drainage structures for the conveyance of sewage, industrial wastes, and storm water, and (2) related structures such as manholes and catch basins. The property requirements of this standard apply at the time of purchase. …
ASTM C 32 : Standard Specification for Sewer and Manhole Brick Read More »
Standard Practice for Making and Curing Concrete Test Specimens in the Field This practice covers procedures for making and curing cylinder and beam specimens from representative samples of fresh concrete for a construction project. The concrete used to make the molded specimens shall be sampled after all on-site adjustments have been made to the mixture …
ASTM C 31 : Standard Practice for Making and Curing Concrete Test Specimens Read More »
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Standard Test Method for Peel or Stripping Strength of Adhesive Bonds This test method covers the determination of the comparative peel or stripping characteristics of adhesive bonds when tested on standard-sized specimens and under defined conditions of pretreatment, temperature, and testing machine speed. Terminology Flexible:- in this test method, indicates a material of the proper …
Standard Test Methods for Vulcanized Rubber and Thermoplastic Elastomers— Tension These test methods cover procedures used to evaluate the tensile (tension) properties of vulcanized thermoset rubbers and thermoplastic elastomers. These methods are not applicable to ebonite and similar hard, low elongation materials. The methods appear as follows: Test Method A—Dumbbell and Straight Section Specimens Test …
This test method covers twelve types of rubber hardness measurement devices known as durometers: Types A, B, C, D, DO, E, M, O, OO, OOO, OOO-S, and R. The procedure for determining indentation hardness of substances classified as thermoplastic elastomers, vulcanized (thermoset) rubber, elastomeric materials, cellular materials, gel-like materials, and some plastics is also described. …
ASTM D 2240 : Standard Test Method for Rubber Property—Durometer Hardness Read More »
