ASTM D 885 – Tire Cords, Tire Cord Fabrics, and Industrial Filament Yarns Made from Manufactured Organic-Base Fibers/ Shrinkage of Conditioned Yarns and Cords at Elevated Temperature
X2.4 Shrinkage of Conditioned Yarns and Cords at Elevated Temperature: X2.4.1 Summary of Test Method—The initial length of a specimen of yarn or cord that has been permitted to relax in a conditioned atmosphere is determined while under a specified force. After exposure of the loaded specimen to a specified temperature until its length becomes…
Sample Preparation for Tensile and Pendulum Impact Tests
Sample preparation for plastic sector depends on the material properties and shape of material is going to be tested. First question is that what do you want to test? if it is a raw material or it is finished product? If you want to test raw material, be sure that you will be testing the…
ASTM D 885 – Tire Cords, Tire Cord Fabrics, and Industrial Filament Yarns Made from Manufactured Organic-Base Fibers – Stiffness of Fabric
38. Stiffness of Fabric 38.4 Apparatus:38.4.1 CRE-Type Tensile Testing Machine.38.4.2 Loading Cell, 20 N (2000 gf).38.4.3 Specimen Holder—An 85-mm (33⁄8-in.) square frame made of 5-mm (1⁄4-in.) diameter steel rod. In the middle of one side is a hook made of 3-mm (1⁄8-in.) rod diameter for connecting the holder to the loading cell. In the middle…
ISO 811 – Textile Fabrics – Determination of Resistance to Water Penetration – Hydrostatic pressure test / Testing Equipment
4 Apparatus 4.1 The apparatus used for the test should be designed to comply with the following conditions. 4.1.1 It should be possible to clamp the specimen of fabric in such a way that a) it is horizontal and is not bulging; b) an area of the fabric of 100 cm2 * is subjected to…
CSA Z245.20 External Fusion Bond Epoxy Coating for Steel Pipe / Resistance to Impact of the Coating / Testing Equipment
12.12 Resistance to Impact of the Coating 12.12.1 EquipmentThe equipment shall consist of the following:(a) an impact tester having the following features:(i) 1 kg falling mass;(ii) 15.8 mm diameter ball-bearing tup;(iii) 1 m long graduated slotted tube;(iv) for laboratory-coated specimen testing, flat anvils hardened to 55 ± 5 HRC;(v) for testing specimens from test rings,…
ASTM F2389 Standard Specification for Pressure-Rated Polypropylene (PP) Piping Systems / Testing Equipment
8. Requirements 8.1 Longitudinal Reversion—When tested in accordance with ISO 15874-2, at the conditions given in Table 8, the mean relative change in pipe length shall not exceed 2 %. 8.2 Melt Flow Rate (MFR) of Pipe and Fittings—When tested in accordance with D 1238, the MFR of specimens taken from the finished pipe or…
DIN EN ISO 21809-1 External Coatings for Buried or Submerged Pipelines/ Polyolefin coatings (3-layer PE and 3-layer PP) / Annex C Peel Strength Test / Testing Equipment
C.1 GeneralThe test shall consist of measuring the force required for peeling the coating from the metal substrate of the pipe at a constant rate of pull.C.2 EquipmentC.2.1 Tensile testing machine, capable of recording the peel force with a 5 % reading accuracy, thatoperates at a rate of pull of 10 mm/min, as shown in…
ASTM F 480 – Standard Specification for Thermoplastic Well Casing Pipe and Couplings Made in Standard Dimension Ratios (SDR), SCH 40 and SCH 80 – Testing Equipment
6.4 Pipe Stiffness and Flattening:6.4.1 Well Casing Pipe—The well casing pipe shall have a pipe stiffness at 5 % deflection equal to that shown in Table 6 and Table 7 and shall deflect 60 % of the original diameter (flattening) without cracking, rupture, or other visible evidence of failure when tested in accordance with Test…
ASTM D 5617 – Standard Test Method for Multi-Axial Tension Test for Geosynthetics – Testing Equipment
6 Apparatus6.1 Fig. 1 shows an example of the test apparatus that can be used in the performance of this test method. The apparatus requires a pressure vessel rated to a minimum of 690 kPa (100 psi). The vessel diameter should be 600 mm3. Other size vessels may be used but it is up to…