Tubes according to DIN.
Steel grade
Material No.
Outs. diameter, mm
Wall thickness, mm
Length, m
DIN 17121-84 Seamless steel tubes of round section made of
constructional steel grade for general purposes;
Range of sizes as per DIN 2448
St.37.2 1.0038 10.2 1.6 up to 2.6 cold-finished tubes:
St.37.3; 1.0116 13.5 1.8 up to 2.6 - random length: 1.5 - 9 m;
St.44.2; 1.0044 16.0 1.8 up to 2.9 - exact length tolerance +15 mm
St.44.3; 1.0144 17.2 2.0 up to 2.9 6 - 9 m
St.52.3; 1.0560 19.0 2.0 up to 3.6 hot-finished tubes:
    20.0 2.0 up to 4.0 - random length: 4 - 12 m;
    21.3 2.0 up to 4.0 - exact length tolerance +15 mm
    25.0 2.0 up to 5.0 4 - 10 m
    25.4 2.0 up to 5.0  
    26.9 2.0 up to 5.0  
    30.0 2.3 up to 5.6  
    31.8 2.3 up to 6.3  
    33.7 2.3 up to 6.3  
    38.0 2.6 up to 7.1  
    42.4 2.6 up to 8.0  
    44.5 2.6 up to 8.0  
    48.3 2.6 up to 8.8  
    51.0 2.6 up to 8.8  
    54.0 2.6 up to 8.8  
    57.0 2.9 up to 8.8  
    60.3 2.9 up to 8.8  
    63.5 2.9 up to 8.8  
    70.0 2.9 up to 8.8  
    73.0 2.9 up to 7.1  
    76.1 2.9 up to 8.8  
    82.5 3.2 up to 8.8  
    88.9 3.2 up to 8.8  
    101.6 4.0 up to 20.0  
    108.0 4.0 up to 22.2  
    114.3 5.0 up to 25.0  
    127.0 5.0 up to 28.0  
    133.0 5.0 up to 30.0  
    139.7 5.0 up to 30.0  
    152.4 5.0 up to 30.0  
    159.0 5.0 up to 28.0  
    168.3 6.3 up to 36.0  
    177.8 6.3 up to 36.0  
    193.7 6.3 up to 36.0  
    219.1 6.3 up to 40.0  
    244.5 8.0 up to 45.0  
    273.0 8.0 up to 45.0  
    323.9 8.8 up to 40.0  
DIN 1629-84 Seamless tubes of round section made of non-alloy grade of steel.
Special requirements.
St.37.0; 1.0254
St.44.0; 1.0256
St.52.0; 1.0421
DIN 1630-84 Seamless tubes of round section made of non-alloy grade of steel.
High requirements.
St.37.4; 1.0255
St.44.4; 1.0257
St.52.4; 1.0581
Range of sizes as per DIN 2448
10.2 1.6 up to 2.0 cold-finished tubes:
13.5 1.8 up to 2.0 - random length: 1.5 - 7 m;
16.0 1.8 up to 2.9 - exact length with tolerance
17.2 2.0 up to 2.9 + 15 mm: 1.5 - 7 m
19.0 2.0 up to 3.6 hot-finished tubes:
20.0 2.0 up to 4.0 - random length: 4 - 12 m;
21.3 2.0 up to 4.0 - exact length with tolerance
25.0 2.0 up to 4.0 + 15 mm: 4 - 10 m
25.4 2.0 up to 4.0
26.9 2.0 up to 4.0
30.0 2.3 up to 4.0
31.8 2.3 up to 4.0
33.7 2.3 up to 6.3
38.0 2.6 up to 7.1
42.4 2.6 up to 8.0
44.5 2.6 up to 8.0
48.3 2.6 up to 8.0
51.0 2.6 up to 8.0
54.0 2.6 up to 8.0
57.0 2.9 up to 8.0
60.3 2.9 up to 8.0
63.5 2.9 up to 8.0
70.0 2.9 up to 8.0
73.0 2.9 up to 8.0
76.1 2.9 up to 8.0
82.5 3.2 up to 8.8
88.9 3.2 up to 8.8
DIN 17175-79 Seamless tubes made of hot-resistant grade of steel
Range of sizes as per DIN 2448
St.35.8; 1.0305 20.0 2.0 up to 4.0 - random length: 1.5 - 7 m;
St.45.8; 1.0405 21.3 2.0 up to 4.0 - exact length with           tolerance
    25.0 2.0 up to 4.0 + 15 mm: 1.5 - 7 m
    25.4 2.0 up to 4.0  
    26.9 2.0 up to 4.0  
    30.0 2.3 up to 4.0  
    31.8 2.3 up to 4.0  
    33.7 2.3 up to 4.0  
    38.0 2.6 up to 4.0  
    42.4 2.6 up to 5.0  
    44.5 2.6 up to 5.0  
    48.3 2.6 up to 6.3  
    51.0 2.6 up to 6.3  
    54.0 2.6 up to 6.3  
    57.0 2.9 up to 8.0  
    60.3 2.9 up to 8.0  
    63.5 2.9 up to 8.0  
    70.0 2.9 up to 8.0  
    73.0 2.9 up to 8.0  
    76.1 2.9 up to 8.0  
    88.9 3.6 up to 6.3  
    101.6 3.6 up to 6.3  
DIN 17458 Seamless round tubes made of stainless austenitic steel grade,
high requirements.
DIN 17456 Seamless round tubes made of corrosion-resistant steel grade
for general purposes Range of sizes as per DIN 2462.
Tubes of steel grades marked by * are manufactured only by the hot-finishing method
O5CrNi1810; 1.4301 10.2 1.0 up to 2.0 cold-finished up to 7 m;
hot-finished 4 - 7 m
* O2CrNi1911 1.4306 12.0 1.0 up to 2.0
* O2CrNiN1810; 1.4311 13.5 1.0 up to 2.3
O6NrNiTi1810; 1.4541 14.0 1.0 up to 2.0
* X5CrNiMo17122; 1.4401 16.0 1.0 up to 2.0
X2CrNiMo17132; 1.4404 17.2 1.0 up to 2.0
X6CrNiMoTi17122; 1.4571 18.0 1.0 up to 2.0
* X2CrNiMoN17133; 1.4429 19.0 1.0 up to 2.0
* X2CrNiMo18143; 1.4435 20.0 1.0 up to 2.0
* X5CrNiMo17133; 1.4436 21.3 1.0 up to 2.0
* X6CrTi12; 1.4512 22.0 1.0 up to 2.0
* X6CrAl13; 1.4002 25.0 1.0 up to 2.0
* X10Cr13; 1.4006 25.4 1.0 up to 2.0
* X6Cr17; 1.4016 26.9 1.0 up to 2.0
* X6CrTi17; 1.4510 30.0 1.0 up to 2.0
    31.8 1.0 up to 2.0
    32.0 1.0 up to 2.0
    33.7 1.0 up to 2.0
    35.0 1.0 up to 2.0
    38.0 1.0 up to 2.0
    40.0 1.0 up to 2.6
    42.4 1.0 up to 5.6
    44.5 1.0 up to 5.6
    48.3 1.0 up to 5.6
    51.0 1.0 up to 5.6
    54.0 1.0 up to 5.6
    57.0 1.0 up to 6.3
    60.3 1.0 up to 8.0
    63.5 1.0 up to 8.0
    70.0 1.6 up to 8.0
    76.1 2.9 up to 8.0
    88.9 5.6 up to 8.0
    101.6 8.0
    108.0 8.0

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