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Specification and qualification of welding procedures for metallic materials. Welding procedure test. Part 5. Arc welding of titanium, zirconium and their alloys

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Silicon carbide refractory materials and products. Methods for the determination of silicon carbide

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Centrifugal locks for centrifugal moulds. Construction and dimensions

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Plastic piping systems. Elastomeric-sealing-ring-type socket joints for use with thermoplastic pressure pipes. Test method for leak tightness under internal pressure and with angular deflection

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Feeding stuffs for nonproductive animals. Methods of sampling

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State system for ensuring the uniformity of measurements. Measuring instruments of artificial radioactive aerosols volumetric activity. Verification procedure

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