The standards mentioned below are applicable to LA CLUSIENNE-CLUFIX products. This list is non-exhaustive and includes:

- The standards relating the dimensional and functional characteristics of products:

Standard Number	Standard Title
ISO 261	ISO general purpose metric screw threads - General plan
ISO 262	ISO general purpose metric screw threads - Selected sizes for screws, bolts and nuts
ISO 965-1	ISO general purpose metric screw threads - Tolerances - Part 1 : Principles and basic data
ISO 965-2	ISO general purpose metric screw threads - Tolerances - Part 2 : Limits of sizes for general purpose external and internal screw threads - Medium quality
DIN 82	Knurls
ANSI/ASME B1.1	Unified Inch Screw Threads (UN and UNR Thread Form)
ISO 228-1	Pipe threads where pressure-tights joints &re not made on the threads - Part 1 : Dimensions, tolerances and designation
CEI 60529	Degrees of protection provided by enclosures (IP Code)

- Salt spray test standards:

Standard Number	Standard Title
ISO 9227	Corrosion tests in artificial atmospheres - Salt spray tests
NF A05-109	Corrosion of metals and alloys - Neutral salt spray test - Electrplated or non-electroplated zinc and alloyed zinc coatings with or without conversion
D17 1058	Neutral salt spray test (Renault test method)

- Standards specific to fasteners:

Standard Number	Standard Title
ISO 3506-1	Mechanical properties of corrosion-resistant stainless-steel fasteners - Part 1 : Bolts, screws and studs
ISO 3506-2	Mechanical properties of corrosion-resistant stainless-steel fasteners - Part 2 : Nuts
ISO 898-1	Mechanical properties of fasteners made of carbon steel and alloy steel - Part 1 : Bolts, screws and studs
ISO 898-2	Mechanical properties of fasteners - Part 2: Nuts with specified proof load values - Coarse thread
ISO 898-6	Mechanical properties of fasteners - Part 6: Nuts with specified proof load values - Fine pitch thread
ISO 16047	Fasteners - Torque/clamp force testing
NF EN 20898-7	Mechanical properties of fasteners - Part 7 : torsional test and minimum torques for bolts and screws with nominal diameters 1 mm to 10 mm
NF E 25-005	Fasteners - Test methods
NF E 25-030-1	Fasteners - Threaded connections - Part 1 : general rules for design, calculation and mounting