Válvulas de seguridad para instalaciones de calefacción no industrial. Especificaciones y ensayos.
SAFETY VALVES FOR NO INDUSTRIAL HEATINGS INSTALLATIONS. SPECIFICATIONS AND TESTS.
Buy on AENOR
23.040.07 / Pipelines and its parts for district heat
23.060.99 / Other valves
CTN 9 - Pressure equipment: boilers
NF P 52-001:1975 (Identical)
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