ISO 10872:2020 pdf download Water and soil quality — Determination of the toxic effect of sediment and soil samples on growth, fertility and reproduction of Caenorhabditis elegans (Nematoda) Additionally, the EC 50 of the reference

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ISO 9981:2020 pdf download Belt drives — Pulleys and V-ribbed belts for the automotive industry — PK profile: Dimensions 1 Scope This document specifies the principal dimensional characteristics of V-ribbed pulley groove profiles,together with the

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ISO 8970:2020 pdf download Timber structures — Testing of joints made with mechanical fasteners — Requirements for timber density 1 Scope This document specifies a method based on density, for the selection of pieces of

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ISO 8659:2020 pdf download Thermoplastics valves — Fatigue strength — Test method 1 Scope This document specifies the endurance test necessary to confirm the ability of hand-operated plastics valves to withstand prolonged use, with repeated

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ISO 8543:2020 pdf download Textile floor coverings — Methods for determination of mass 8.5Preparation of specimens Lay the specimens out flat,singly and with the use-surface uppermost in the atmosphere forconditioning and testing described in Clause

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ISO 7438:2020 pdf download Metallic materials — Bend test 1 Scope This document specifies a method for determining the ability of metallic materials to undergo plastic deformation in bending. This document applies to test pieces

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ISO 7078:2020 pdf download Buildings and civil engineering works — Procedures for setting out, measurement and surveying — Vocabulary 3.4.24 position piece ancillary equipment(3.1.9) to facilitate an accurate indication of a measuring point (3.6.50) Nate

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ISO 6306:2020 pdf download Chemical analysis of steel — Order of listing elements in steel standards 1 Scope This document specifies an order for listing elements within the chemical composition of steels andmost other iron-based

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ISO 6281:2020 pdf download Plain bearings — Testing under conditions of hydrodynamic and mixed lubrication in test rigs 6 Test rigs 6.1 General recommendations It is often more practical and efficient to investigate the bearing

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ISO 4926:2020 pdf download Road vehicles — Hydraulic braking systems — Non-petroleum-based reference fluid 1 Scope This document specifies the composition and characteristics of a reference fluid used for thecompatibility testing of hydraulic braking systems

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