Seamless steel tubes for heat exchangers DIN 28180 TTSt35N

Basic parameters

Product | Product application |
Standard
Dimensional standard
  • | Seamless steel tubes for tubular heat exchangers.
TDC
  • | Seamless circular steel tubes for low temperatures.
Steel grade
Surface coating
Dimensions
Dimensional table

Outside
Wall thickness [mm]
diameter
1,2
1,6
2
2,6
3,2
4
4,5
5
[mm]
Tube weight [kg/m]
16
0,438
0,568
0,691
20
0,726
0,888
1,12
25
0,923
1,13
1,44
1,72
30
1,12
1,38
1,76
2,11
2,56
38
1,78
2,27
2,75
3,35
51 (50)
2,42
3,1
3,77
4,64
5,16
5,67

Cold drawn heat exchangers tubes (sizes in inches)

Chemical composition

C Si Mn P S Cr Ni
min 0 0 0.4 0 0 0 0
max 0.17 0.35 0 0.03 0.025 0 0
Mo Cu Al V Ti Nb Sn
min 0 0.02 0 0 0
max 0 0 0 0 0 0

Mechanical properties

Re (MPa) Re (ksi) Rm (MPa) Rm (ksi) A (%)
min 225 340 0 25
max - - 460 - -

Contact us

Are you interested in cooperation? Send us an inquiry, or order the goods directly from stock.
+421 48 6451111 | admin@zelpo.sk

Download the Product portfolio of steel tubes