Standards World

ISO 178:2010 pdf free download - Plastics一Determination of flexural properties. When determining the flexural modulus, the deflection-measuring system shall be capable of measuring the change in deflection to an accuracy of 1 % of the relevant value...

ISO 48:2010 pdf free download - Rubber, vulcanized or thermoplastic - Determination of hardness (hardness between 10 IRHD and 100 IRHD). d) High-hardness rubbers (method H). Three rubber compounds, nominal hardness range 85 IRHD to 100 IRHD,...

ISO 00048:2010 pdf free download - Rubber, vulcanized or thermoplastic - Determination of hardness (hardness between 10 IRHD and 100 IRHD). 6.2 Methods N, H, L and M 6.2.1 General The test pieces shall have their upper...

ISO 37:2011 pdf free download - Rubber, vulcanized or thermoplastic一 Determination of tensile stress-strain properties. 11 Marking of dumb-bell test pieces If using a non-contact extensometer, mark the dumb-bell test pieces with two reference marks to define...

ISO 15:2011 pdf free download - Rolling bearings一Radial bearings一 Boundary dimensions, general plan. The object of the general plan (this International Standard) is to restrict the number of radial bearing sizes enough to ensure economic production, yet...

ISO 8:2019 pdf free download - Information and documentation一 Presentation and identification of periodicals. unitorm esource i.ocacor URL mechanism for identifying resources on the internet such as webpages, by specifying the address of the resource and the...

EN ISO 17637:2011 pdf free download - Non-destructive testing of welds - Visual testing of fusion-welded joints (ISO 17637:2003). b) there are no tool impressions or blow marks; c) when weld dressing is required, overheating of the...

BS ISO188:2011 pdf free download - Rubber, vulcanized or thermoplastic一Accelerated ageing and heat resistance tests. Avoid simultaneous heating of different types of compound in the same oven, to prevent the migration of sulphur, antioxidants, peroxides or plasticizers....

BS ISO 29845:2011 pdf free download - Technical product documentation - Document types. 3.2.29 structure diagram chart which shows the relation between different objects in a system or a product from different points of view presented graphically...

BS ISO 29664:2010 pdf free download - Plastics一Artificial weathering including acidic deposition. 6.1.3 Test duration The lifetime of products that are susceptible to degradation by acid deposition in polluted climates shows enormous variation because the acidic precipitation...