Labour environment — Calculation of nominal hygienic air volume (NHL) required when welding with covered electrodes
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Labour environment — Classification and marking of covered welding electrodes according to required nominal hygienic air volume (NHL)
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Wood wedges for installation of door and window frames
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Covered electrodes for manual arc welding of mild steel and low alloy steel — Code of symbols for identification
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Covered electrodes for manual arc welding of creep-resisting steels — Code of symbols for identification
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Covered electrodes for manual arc welding of stainless and other similar high alloy steels — Code of symbols for identification
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Covered electrodes — Determination of the efficiency, metal recovery and deposition coefficient (ISO 2401:1972)
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Methods for determining the mechanical properties of the weld metal deposited by electrodes 3,15 mm or more in diameter
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Fundamental welding positions and definitions of rotation and slope for straight welds
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