DIN 17458/2462. Seamless Circular Tubes of Austenitic Stainless Steels with Special Quality Requirements

Outside Diameter: 6 - 76,1 mm (6; 8; 10; 10,2; 12; 13,5; 14; 16; 17,2; 18; 19; 20; 21,3; 22; 25; 25,4; 26,9; 30; 31,8; 32; 33,7; 35; 38; 40; 42,4; 44,5; 48,3; 51; 54; 57; 60,3; 63,5; 70; 76,1)

Wall Thickness: 1 - 8 mm (1,0; 1,2; 1,6; 2,0; 2,3; 2,6; 2,9; 3,2; 3,6; 4,0; 4,5; 5,0; 5,6; 6,3; 7,1; 8,0)

Tolerances:
OD:
class of precision D2: ±1% (min ±0.5 mm),
class of precision D3: ±0.75% (min ±0.3 mm),
class of precision D4: ±0.5% (min ±0.1 mm)

WT:
class of precision T3: ±10% (min ±0.2 mm),
class of precision T4: ±7.5% (min ±0.15 mm).

Notes:
  1. Steel Grades - X5CrNi1810, X2CrNi1911, X6CrNiTi1810, X6CrNiTi17122, X2CrNiMo17132, X6CrNiMoTi17122
  2. Dimensions acc. to DIN 2462.
    D4 precision class pipes are produced subject to agreement.
  3. Length up to 12 m (subject to agreement).
  4. State of delivery - "h".
  5. Pipes pass 100% non-destructive test.
  6. Test certificates according to DIN EN 10204.
Sizes
Outside Diameter, mm
 WT, mm
6; 8; 10
 1; 1,2
10,2; 12
 1; 1,2; 1,6; 2; 2,3; 2,6
13,5; 14
 1; 1,2; 1,6; 2; 2,3; 2,6; 2,9
16; 17,2; 18; 19; 20
 1; 1,2; 1,6; 2; 2,3; 2,6; 2,9; 3,2; 3,6
21,3; 22; 25; 25,4
 1; 1,2; 1,6; 2; 2,3; 2,6; 2,9; 3,2; 3,6; 4; 4,5
26,9; 30
 1; 1,2; 1,6; 2; 2,3; 2,6; 2,9; 3,2; 3,6; 4; 4,5
31,8; 32; 33,7; 35
 1; 1,2; 1,6; 2; 2,3; 2,6; 2,9; 3,2; 3,6; 4; 4,5; 5; 5,6; 6,3
38; 40; 42,4; 44,5
 1; 1,2; 1,6; 2; 2,3; 2,6; 2,9; 3,2; 3,6; 4; 4,5; 5; 5,6; 6,3; 7,1
48,3; 51
 1; 1,2; 1,6; 2; 2,3; 2,6; 2,9; 3,2; 3,6; 4; 4,5; 5; 5,6; 6,3; 7,1
54
 2,9; 3,2; 3,6; 4; 4,5; 5; 5,6; 6,3; 7,1
57
 2,9; 3,2; 3,6; 4; 4,5; 5; 5,6; 6,3; 7,1; 8
60,3
 3,2; 3,6; 4; 4,5; 5; 5,6; 6,3; 7,1; 8
63,5; 70; 76,1
 3,6; 4; 4,5; 5; 5,6; 6,3; 7,1; 8

Mechanical properties
Steel Grade
Tensile Strength, N/mm2 (min)
0,2%Yield Strength, N/mm2 (min)
1%Yield Strength, N/mm2 (min)
Elongation, % (min)
X5CrNi1810
500 - 700
195
230
40
X2CrNi1911
460 - 680
180
215
40
X6CrNiTi1810
500 - 730
200
235
35
X6CrNiTi17122
510 - 710
205
240
40
X2CrNiMo17132
490 - 690
190
225
40
X6CrNiMoTi17122
500 - 730
210
245
35

Chemical Composition (%, max)
Steel Grade
C
Si
Mn
Cr
Ni
Mo
S
P
Ti
X5CrNi1810
0,07
1
2
17 - 19
8,5-10,5
-
0,03
0,045
-
X2CrNi1911
0,08
1
2
18 - 20
10-12,5
-
0,03
0,045
-
X6CrNiTi1810
0,08
1
2
17 - 19
9 - 12
-
0,03
0,045
5*C - 0,8
X2CrNiMo17132
0,03
0,4
1-2
16,8-18,3
13,5-15
2,2-2,8
0,02
0,03
-