ISO 16232

Technical cleanliness of fluid system components

ISO 16232 specifies methods for assessing particle contamination in hydraulic, fuel, and coolant system components used in road vehicles. This standard defines procedures for extracting, counting, and classifying particles from functional parts like injectors, pumps, valves, and filters. The test is critical for automotive suppliers and OEMs to ensure component reliability and prevent system failures caused by particulate matter. ISO 17025 accreditation for this test guarantees metrological traceability and consistent contamination classification across European supply chains.

What it measures

  • Particle size distribution (ISO 4406 code classification)
  • Total particle count per component
  • Contamination class of hydraulic fluid
  • Fuel system particulate contamination
  • Coolant circuit cleanliness level
🇩🇪 DIN EN ISO 4406 🇬🇧 BS EN ISO 4406 🇫🇷 NF EN ISO 4406 🇮🇹 UNI EN ISO 4406 🇪🇸 UNE EN ISO 4406 🇳🇱 NEN EN ISO 4406
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COFRAC 1-5706 Toulouse, FR
DIN EN 12390-6 DIN EN 62196-1: 2015 DIN EN 12390-3 NF P 98-532 NF P 98-533 + 3 more
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COFRAC 1-7263 Senlis, FR
DIN EN ISO 6508-1 DIN EN ISO 3887 DIN EN ISO 643 DIN EN 2003-009 DIN EN ISO 18203 + 3 more
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DIN EN 1254-2 DIN EN 1254-3 DIN EN 1254-5 DIN EN 12101-10 BS EN 50291-1:2018 + 3 more
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COFRAC 1-0097 Charleville-Mezieres, FR
DIN EN ISO 6508-1 ASTM E8/E 8M DIN EN ISO 643 EN ISO 12624 ISO 4967 + 3 more
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COFRAC 1-1648 Nogent, FR
(BS EN ISO 6892-1: 2019) DIN EN ISO 643 EN ISO 12624 ISO 4967 ASTM E8/8M + 3 more
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COFRAC 1-0300 Marne La Vallee Cedex 2, FR
DIN EN 947 DIN CEN TS 15119-2 NF P 20-501 DIN EN 1026 BS EN 14351-1:2006+A2:2016 + 3 more
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COFRAC 1-1542 Saint Martin D'Heres, FR
DIN EN 1279-2 DIN EN 1279-5 DIN EN 12094-10 EN 1279-6 – Méthode de référence DIN EN 14449 + 3 more
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COFRAC 1-1147 Sainte-Croix-En-Plaine, FR
DIN EN ISO 6888-1 0.95) based on BS ISO 21527-2:2008 DIN EN ISO 6888-2 DIN ISO 16649-2 DIN EN ISO 19020 + 3 more
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COFRAC 1-2243 Vennecy, FR
DIN EN ISO 21528-2 DIN EN ISO 6888-1 0.95) based on BS ISO 21527-2:2008 DIN EN ISO 6888-2 DIN ISO 16649-2 + 3 more
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COFRAC 1-2452 Moulins, FR
DIN EN ISO 17294-2 DIN EN ISO 13395 NF T 90-412 NF U47-101 DIN EN ISO 7899-1 + 3 more
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COFRAC 1-0589 Rosporden, FR
DIN EN ISO 21528-1 NF T 90-412 DIN EN ISO 7899-1 DIN EN ISO 6888-1 DIN EN ISO 21528-2 + 3 more
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COFRAC 1-6881 Les Milles, FR
DIN ISO 11665-4 DIN EN ISO 7932 DIN 53483-2 DIN EN ISO 15213-2 NF V08-050 + 3 more
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COFRAC 1-2241 Douai Cedex, FR
DIN EN ISO 6888-1 DIN EN ISO 21528-2 DIN EN ISO 6888-2 DIN ISO 16649-2 NF V08-054 + 3 more
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COFRAC 1-1830 Nantes, FR
DIN EN ISO 21528-1 NF V08-401 DIN ISO 16649-1 DIN EN ISO 6888-1 DIN EN ISO 21528-2 + 3 more
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COFRAC 1-5943 Nantes, FR
NF X 43-269 NF X 43-050 ISO ISO 16000-7
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COFRAC 1-0912 Colomiers, FR
ASTM E8/E 8M DIN EN ISO 10523 2012-04 ASTM E 21 ASTM B557/B557M ASTM E 139 + 3 more
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COFRAC 1-7314 Vénissieux, FR
DIN EN ISO 7932 DIN EN ISO 10272-1 DIN EN ISO 6579-1 NF V08-059 DIN EN ISO 10272-2 + 3 more
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COFRAC 1-1721 Mazamet, FR
NF T 90-412 DIN EN ISO 6888-1 DIN EN ISO 6888-2 DIN ISO 16649-2 NF V08-054 + 3 more
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COFRAC 1-0201 Bordeaux, FR
DIN EN 947 ISO 24339 DIN CEN TS 15119-2 DIN EN ISO 3741 NF P 20-501 + 3 more
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COFRAC 1-6979 Lezennes, FR
NF X 43-050 NF X 43-050 (parties utiles NF X 43-269 - Annexe
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COFRAC 1-6514 Saint-Marcel, FR
DIN EN ISO 6507-1 DIN EN ISO 643 NF EN ISO 6520-1 DIN EN ISO 17639 NF EN ISO 6520-2 + 3 more
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COFRAC 1-6340 Publier, FR
NF T 90-412 BS ISO 15214:1998 DIN EN 26461-2 DIN EN ISO 20595 ISO 6222 + 3 more
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COFRAC 1-6437 Évreux Cedex, FR
NF T 90-412 DIN EN ISO 7899-1 NF U47-101 DIN ISO 11465 DIN EN ISO 6888-2 + 3 more
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COFRAC 1-5684 Saint-Contest, FR
DIN EN ISO 17294-2 DIN 51750-3 DIN EN ISO 14403-2 NF EN ISO 54321 et NF T 90-412 + 3 more
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COFRAC 1-6185 Saint-Lô Cedex, FR
DIN ISO 17289 NF X 31-615 ISO 15648 ISO BS EN 3727-1:2002 ASTM D 7238 + 3 more
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Industries

Automotive component manufacturing Hydraulic systems Fuel injection systems Vehicle manufacturing Industrial fluid power systems

Related Standards

  • ISO 4406 Hydraulic fluid power fluids — Fluids for general applications — Coding of the degree of cleanliness
  • DIN EN ISO 16232 Road vehicles — Cleanliness of components for fluid circuits
  • VDA Band 19.1 Technical cleanliness — Particle contamination of functionally relevant parts

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