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 1-7464 Bellegarde, FR
DIN EN 17126 DIN EN 13624 DIN EN 13727 DIN EN ISO 11930 DIN EN 14476 + 3 more
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NF X 43-269 NF X 43-050 NF X43-269 – Annexe NF X43-050 (parties utiles de la norme) NF X43-050 (useful parts of the standard + 3 more
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COFRAC 1-0905 Arzacq-Arraziguet, FR
0.95) based on BS ISO 21527-2:2008 DIN EN ISO 6888-2 DIN ISO 16649-2 DIN EN ISO 6888-3 DIN ISO 11665-4 + 3 more
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COFRAC 1-0144 Quimper Cedex, FR
DIN EN ISO 21528-1 DIN EN ISO 21528-2 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 1-1776 Louhans, FR
DIN EN ISO 6888-1 DIN EN ISO 6888-2 DIN ISO 16649-2 NF V08-054 BS ISO 15214:1998 + 3 more
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DIN EN ISO 7932 DIN EN ISO 6579-1 NF V08-059 BS ISO 15214:1998 DIN EN ISO 11290-1 + 3 more
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NF T 90-412 DIN EN ISO 19020 DIN EN ISO 6888-3 DIN EN ISO 10272-1 NF V08-059 + 3 more
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COFRAC 1-1748 Colombelles, FR
DIN EN ISO 6579-1 BS ISO 15214:1998 DIN EN ISO 11290-1 DIN EN ISO 6888-2 DIN EN ISO 11290-2 + 3 more
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COFRAC 1-7447 Venelles, FR
NF X 43-269 ISO NF X 43-257 NF X 43-050 ISO 16000-7
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COFRAC 1-5578 Villebon-Sur-Yvette, FR
NF T 90-412 0.95) based on BS ISO 21527-2:2008 DIN EN ISO 6888-2 DIN EN ISO 16649-3 DIN EN ISO 6888-3 + 3 more
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COFRAC 1-7202 Courbevoie, FR
DIN EN 14385 ETSI EN 301 489-1 V2.2.3 2019-11 NF X43-551 IS EN 1948-1:2006 2006 DIN EN 14789 + 3 more
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COFRAC 1-1366 - St Aunes 135 Rue De La Garriguette, FR
DIN EN ISO 6888-2 DIN ISO 16649-2 DIN EN ISO 11930 DIN EN ISO 6888-3 DIN EN ISO 16649-3 + 3 more
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COFRAC 1-0752 Vitre Cedex, FR
DIN EN ISO 21528-2 DIN EN ISO 6888-2 DIN ISO 16649-2 NF V08-054 DIN EN ISO 16649-3 + 3 more
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COFRAC 1-5057 Alfortville, FR
DIN EN ISO 17294-2 NF T 90-412 DIN EN ISO 21528-2 DIN EN ISO 6888-2 DIN ISO 16649-2 + 3 more
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ARTEM

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COFRAC 1-1298 La Vaupaliere, FR
DIN EN ISO 6507-1 DIN EN ISO 1463 ISO 2808 Méthode 6A – ISO 18413 ISO 4407 + 1 more
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DIN EN ISO 6508-1 DIN EN 2002-002 ASTM E 21 DIN EN 2002-005 ASTM E 139 + 3 more
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COFRAC 1-1573 Vallons-De-L'Erdre, FR
DIN EN ISO 11290-1 DIN EN ISO 6579-1 BS ISO 15214:1998 DIN EN ISO 11290-2
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COFRAC 1-1674 Mauguio, FR
NF T 90-412 DIN EN ISO 6888-1 DIN EN ISO 7899-1 DIN EN ISO 10705-2 DIN EN ISO 6888-2 + 3 more
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COFRAC 1-7423 Chalon-Sur-Saône, FR
DIN EN 17387 DIN EN 13697
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COFRAC 1-1426 Arue (Tahiti), FR
DIN EN ISO 7932 DIN EN ISO 6579-1 NF V08-059 DIN EN ISO 7937 BS ISO 15214:1998 + 3 more
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COFRAC 1-0793 Perpignan, FR
DIN EN ISO 17294-2 DIN EN ISO 14403-2 DIN EN ISO 13395 VDE 414-9-11 DIN EN ISO 10304-1 + 3 more
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COFRAC 1-0301 Marne La Vallee Cedex 2, FR
NF P 92-501 NF P92-512 EN 13823 EN ISO 1716 NF P 92-504 + 3 more
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COFRAC 1-1209 Garons, FR
DIN EN 1988-1 DIN EN ISO 17294-2 NF T 90-412 DIN EN ISO 7899-1 DIN EN ISO 10304-1 + 3 more
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COFRAC 1-0894 Lieu Saint-Amand, FR
NF V 04-407 NF T 90-412 DIN EN ISO 6888-1 NF V04-403 NF V04-408 + 3 more
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COFRAC 1-5697 Aix-En-Provence, FR
DIN EN 12593 DIN EN 1097-4 DIN EN 933-1 DIN EN 12607-1 DIN EN 1427 + 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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