RADIATOR FLAT-OVAL TUBES

RADIATOR FLAT-OVAL TUBES


Standard documents:
TU U 27.4-00195452-013-2002 radiator tubes flat-seamless. Specifications.

Purpose: The tubes are used in engineering and other industries.

Sizes: 19 x 2.2 x 0.55 mm, 17.5 x 4 x 0.55 mm


Requirements:

1.Geometric sizes according to TU U 27.4-00195452-013-2002

where: b-major axis, mm

h-minor axis, mm

s-wall thickness, mm

R-radius, mm

L-length, mm



b

Maximum deviations

h

Maximum deviations

s

Maximum deviations

L

Maximum deviations

1

19,0

± 0,15

2,2

0,15

0,55

0,06

350

+3

500

1220

2

17,5

4,0

500

1100

1220

Note 1. The consumer is allowed to install another tubes length.

Note 2. The radius of curvature R and the tolerances on it set by agreement between manufacturer and consumer.


2. The tubes are made in the solid state, not less than 29 kg / mm 2 (290 MPa). Elongation is not standardized.



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