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751
Case study
测试流体控制阀和密封件
需求用于石油和天然气生产的典型气举系统需要一组阀,以沿着钻探井下方的生产油管运行。阀门依次打开以注入气体,然后将管道中的流体提升到地面。阀门将在特定压力下自动打开,该打开由波纹管或通过弹簧加载机构操作。阀门必须经过精心设计,以在广泛的环境条件下和偏远地区可靠地工作,因此,在安装阀门之前,应对其进行机械强度测试至关重要。此外,需要注意或更换的阀门是整个管道组件的组成部分。需要维护人员将其从井中移除。
752
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ASTM D3822
This test method covers the measurement of tensile properties of natural and man-made single textile fibers of sufficient length to permit mounting test specimens in a tensile testing machine.
753
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BS EN 29073-3
Non-woven cloth, Cloth, Textile products, Tensile testing, Testing conditions, Test specimens, Dimensions, Specimen preparation, Textile testing, Fabric testing
754
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ISO 13939
Describes a method of comparing the performance test results of foil journal bearings, which are lubricated by air (gas) and supported by hydrodynamic force generated by the rotation of the rotating shaft.
755
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BS ISO 7743
ISO 7743 specifies methods for the determination of the compression stress-strain properties of vulcanized or thermoplastic rubber using a standard test piece, a product or a part of a product.
Four procedures are given:
756
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ASTM D6396-99
This test method covers procedures used to assemble, evaluate and test pipe thread sealants.
758
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BS EN ISO 5079
Textile fibres, Textiles, Textile testing, Fibre testing (textiles), Elongation at fracture, Tensile testing, Breaking load, Mechanical testing, Test equipment
759
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BS EN 1155
Closing and check mechanisms, Door closers, Electrically-operated devices, Ironmongery (buildings), Classification systems, Design, Performance, Durability, Temperature-rise limit, Test equipment, Sampling methods, Performance testing, Temperature, Elec
760
[Page extract]
BS EN 15870
Adhesives, Adhesive-bonded joints, Tensile testing, Bonding, Adhesion tests, Butt joints, Test equipment, Testing conditions, Test specimens
761
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BS EN 1125
Ironmongery (buildings), Panic bolts, Bolts (security), Emergency exits, Doors, Fire doors, Safety devices, Closing and check mechanisms, Fire safety in buildings, Means of escape from fire in buildings, Hazard prevention in buildings, Buildings open to
762
[Page extract]
ISO 9665
Physical property measurement, Chemical analysis and testing, Sampling methods, Specimen preparation, Moisture measurement, Water content determination, Mechanical properties of fluids, Gels, Gelation, Penetration tests, Viscosity measurement, Pipettes,
763
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ASTM D906-98
The way adhesives are used in plywood makes shear strength an important performance criteria. Shear strength measured by this test is suitable for use in adhesive development, manufacturing quality control, and in materials performance specifications.
764
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ASTM C1469
This test method covers the determination of shear strength of joints in advanced ceramics at ambient temperature.
765
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ASTM F1551-09
References a wide range of methods for tensile strength, peel, pull-out, abrasion resistance and other physical properties, as suitable for synthtic playing surfaces.
766
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ASTM B571
This practice covers simple, qualitative tests for evaluating the adhesion of metallic coatings on various substances.
767
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BS EN 302-1
Adhesives, Phenolic resins, Aminoplasts, Plastics, Wood, Structural timber, Test specimens, Dimensions, Specimen preparation, Testing conditions, Adhesion tests, Tensile testing, Shear testing, Construction materials, Adhesive-bonded joints, Adhesive st
768
[Page extract]
IEC 62137-1-2
Surface mounting devices, Integrated circuits, Printed-circuit boards, Surface mounting, Environmental testing, Endurance testing, Soldered joints, Soldering, Shear testing, Mechanical testing, Thermal testing
770
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BS EN 1372
Adhesives, Floor coverings, Wall coverings, Peeling tests, Adhesion tests, Adhesive-bonding (textiles), Test equipment, Test specimens, Specimen preparation, Testing conditions
771
[Page extract]
ASTM F2332-06
This specification covers annular ball bearings intended primarily for use in instrument and precision rotating components.
773
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BS EN 12090
Thermal insulating materials, Thermal insulation, Construction materials, Shear testing, Shear strength, Shear stress, Specimen preparation, Formulae (mathematics), Test specimens, Test equipment, Testing conditions, Adhesives, Mechanical testing, Repor
775
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ASTM D4964-96
5.1 This test method for testing loop tension and elongation of elastic fabrics is considered satisfactory for acceptance testing of commercial shipments of elastic fabrics because the test method is used in the trade for acceptance testing.