Electrical copper strips

Electrical copper strips


Standard documents:
TU 48-21-854-88 - Electrical copper strips. Specifications (for Russia and CIS countries)
TU U 14-00195452.025-2000 - Electrical copper strips and buses (for Ukraine)


Material:
M1 according to GOST 859-2001 (DSTU GOST 859:2003)
E-Cu 57 according to TU U 27.4-00195452-015-2003


Requirements for hire:

1. Geometric dimensions.
Thickness: 0.1 mm to 3.53 mm
Width: 10 - 100 mm
Deviation for thickness and width according to TU 48-21-854-88 and TU U 14-00195452.025 2000.


2. The mechanical properties and condition of the material.
Strips are made from soft and solid state.


The mechanical properties of tapes to TU 48-21-854-88 and TU U 14-00195452.025-2000:

State

Thickness
strip, mm

Ultimate strength,
solid ribbons
MPa

Elongation δ,%,
for soft feeds

Soft

To 0,2 incl.

-

-

More 0,2

2,5 incl.

-

at least36

More 2,5
to3,53 incl.

-

at least36

Solid

To 0,2 incl.

-

-

More.0,2
to 2,5 incl.

at least310

-

More 2,5
to 3,53 incl.

at least284

-

Roll weight strip thickness up to 0.50 mm should be at least 5 kg. Roll weight strip thickness 0.60 mm or more should not be less than 16 kg.


Specific electrical resistance should be:

- Strips mark M1 soft state - no more than 0,01748 ohm ×mm2/m

- Strips for brand E-Cu57 soft state - no more than 0,01754 ohm × mm2/m


Camber strips 3.0 mm thick and no more than 3 m to 1 m in length.



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