Bimetal and trimetal rivets

Shapes and dimensions

Shapes	Sectional drawing	Dimensions

Dimensional recommendations

Shank diameter d2	Bimetallic	Trimetallic	Head diameter d1										Shank length L
			2.5	3	3.5	4	4.5	5	5.5	6	7	8	1
ø1.20	X		X	X									1
ø1.50	X	X	X	X	X								1
ø1.65	X				X	X							1
ø1.80	X				X	X							1
ø2.00	X	X			X	X	X						1
ø2.34	X					X	X	X	X				1.20
ø2.50	X	X				X	X	X	X	X			2
ø3.00	X	X					X	X	X	X	X		2.30
ø3.50								X	X	X	X	X	2.50
Maximum head height (K) = HEAD VOLUME / SHANK SECTION ≤ 3 x d2													Tolerance 0.15

Please refer to us for any other dimension

Tolerances

	Head diameter d1	Head height K	Shank length L	Shank diameter d2	Plating thickness S1	Plating thickness S2	Relief angle a	Radius on the head R
Mini	-0.1	-0.1	0	0	-0.05	-0.1	7.30/15 degree	+-10%
Maxi	+0.1	+0.05	+0.15	-0.07	+0.05	+0.1

Materials

Contact material (refer to Metalor's alloy catalogue)

Low level	Current < 15 A	Current > 15A
Ag AgCu AgCu 965 AgCuNi etc...	AgCu 90/10 AgCd* 90/10 AgNi 90/10 AgCdO* 90/10 etc...	AgNi 80/20 AgCdO* 90/10 AgCdO* 85/15 AgSnO2 92/8 AgSnO2 90/10 AgSnO2 88/12 AgZnO 92/8 etc...

Support material

Copper Cu ETP Cu OF Other material on request

*Please read carefully the materials restriction concerning silver cadmium (AgCd) and silver cadmium oxide (AgCdO) alloys

Finish conditions

Hardness

• Cold worked
• Diffusion treatment and stress release treatment
• Annealing according to hardness specification

Surface treatment

• Degreasing and polishing
• Silver or gold plating as required

Packing

• In hermetically sealed plastics bags
• In plastic containers with dehydrating agent
• Labelling with traceability number and packaging date

Production means

• A well equipped workshop with hot welding and cold welding machines
• A pressurised air conditioned workshop ensures the cleanliness required for electronic applications
• An ISO 9002 approved quality system. On the spot quality supervision to maintain optimum reliability
• An excellent technical environment and a first-rate metallurgical laboratory

Other conditions

Our manufacturing is carried out according to customer specifications. The shape of the rivet heads and shanks, as well as their dimensions are numerous. Other conditions such as choice of contact material, thickness, hardness and surface treatment are be defined in cooperation with the customer.

Our technicians are entirely at the disposal of our customers for product design and development.

Applications

Industry

• Electronics
• Communication
• Automotive industry
• Household appliances
• Automation etc…

Switchgear

• Relays
• Mini-circuit breaker
• Switches
• Contactors
• Thermostats etc…