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Water quality. Determination of dissolved oxygen. Iodometric method. Original standard BS EN 25813-1993 in PDF full version. Additional info + preview on request

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Method for determination of dissolved oxygen in water: electrochemical probe method. Original standard BS EN 25814-1992 (2008) ISO 5814-1990 in PDF full version. Additional info + preview on request

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Arc-welded joints in steel. Guidance on quality levels for imperfections. Original standard BS EN 25817-1992 (1999) ISO 5817-92 in PDF full version. Additional info + preview on request

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Spot welding equipment. Taper plug gauges and taper ring gauges. Original standard BS EN 25822-1992 (1999) ISO 5822-1988 in PDF full version. Additional info + preview on request

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Aerospace series. Bolts, MJ threads, in heat resisting nickel base alloy NI-PH2601 (Inconel 718). Classification: 1 275 MPa (at ambient temperature)/650°C. Technical specification. Original standard BS EN 2583-2019 in PDF full version. Additional info + preview on request

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Aerospace series. Bearings, spherical plain in corrosion resisting steel with self-lubricating liner. Narrow series. Elevated load at ambient temperature. Dimensions and loads. Original standard BS EN 2584-2019 in PDF full version. Additional info + preview on request

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