NF EN 874
Gas welding equipment. Oxygen/fuel blowpipes (cutting machine type) of cylindrical barrel. Type of construction, general specifications, test methods.
Le présent document concerne les chalumeaux oxycoupeurs du type machine à corps cylindrique. Il définit le type de construction, les spécifications générales et les essais.
Le présent document concerne les chalumeaux oxycoupeurs du type machine à corps cylindrique. Il définit le type de construction, les spécifications générales et les essais.
ISO 5172:2006 specifies specifications and tests for blowpipes for gas welding, heating and cutting of metals. It applies to manual blowpipes for welding and heating with a nominal thermal power up to 32 000 kcal/h, and manual and machine cutting blowpipes with a cutting range up to 300 mm. ISO 5172:2006 does not apply to air-aspirated blowpipes which are covered in ISO 9012.
- Avant-propos3
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1 Domaine d'application4
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2 Références normatives4
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3 Terminologie4
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4 Définitions4
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5 Dimensions7
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6 Douilles porte-tuyaux8
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7 Matériaux8
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8 Marquage8
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9 Prescriptions de sécurité et de fonctionnement10
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10 Conditions d'essai11
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11 Instructions d'emploi20
- Annexe A (informative) Raccords coniques et fixation des têtes de coupe21
- Annexe B (informative) Terminologie, exemples de construction22
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