Report - Válvula de compuerta de husillo fijo FIG .F0211-300 …¡lv...ASTM A536 65-45-12 A536 65-45-12 A536 65-45-12 NBR A 53 6 -4 12 A IS 316 A307 B Goma AISI 304 Comercial Tuerca operación

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