| Customization: | Available |
|---|---|
| After-sales Service: | Free |
| Warranty: | Free |
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Experience precision at its finest with our Customized EN 10305-1 Steel Tubes! These tubes are crafted to meet the high standards of the EN 10305-1 European specification, ensuring supreme technical delivery conditions. Ideal for precision applications, our seamless cold drawn steel pipes, with their circular cross-sections, are the epitome of quality and reliability.
According to the EN 10305-1 standard, our steel tubes boast precisely defined dimensional tolerances and a meticulously specified maximum surface roughness, making them indispensable in fields demanding exactitude. Their typical application spans across the automotive industry, furniture manufacturing, and general engineering sectors, providing unparalleled performance and accuracy.
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Chemical composition
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Steel grade
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% by mass
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||||||
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Steel name
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Steel
number
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C
max.
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Si
max.
|
Mn
max.
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P
max.
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S
max.
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Altotalb
min.
|
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E215
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1.0212
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0,10
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0,05
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0,70
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0,025
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0,025
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0,025
|
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E235
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1.0308
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0,17
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0,35
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1,20
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0,025
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0,025
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0,015
|
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E355
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1.0580
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0,22
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0,55
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1,60
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0,025
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0,025
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0,020
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Chemical composition
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|
Steel grade
|
% by mass
|
||||||||||
|
Steel name
|
Steel
number
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C
|
Si
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Mn
|
P
max.
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S
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Cr
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Mo | V | Others | Cr+Mo+Ni max |
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E255
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1.0408
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≤0.21
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≤0.35
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0.40 to 1.10
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0.025
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≤0.025
|
--
|
-- | -- | -- | -- |
|
E410
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1.0509
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0.16 to 0.22
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0.10 to 0.50
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1.30 to 1.70
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0.030
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≤0.035
|
--
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-- | 0.08 to 0.15 | 0.010 to 0.060Al ≤0.07Nb,≤0.05Ti |
-- |
| 26Mn5 | 1.1161 | 0.20 to 0.30 | ≤0.40 | 1.20 to 1.50 | 0.030 | ≤0.035 | -- | -- | -- | -- | -- |
| C35E | 1.1181 | 0.32 to 0.39 | ≤0.40 | 0.50 to 0.80 | 0.030 | ≤0.035 | ≤0.40 | ≤0.10 | -- | -- | 0.63 |
| C45E | 1.1191 | 0.42 to 0.50 | ≤0.40 | 0.50 to 0.80 | 0.030 | ≤0.035 | ≤0.40 | ≤0.10 | -- | -- | 0.63 |
| 26Mo2 | 1.5417 | 0.22 to 0.29 | ≤0.40 | ≤1.50 | 0.025 | ≤0.035 | 0.90 to 1.20 | 0.15 to 0.30 | -- | ≤0.40Ni | -- |
| 25CrMo4 | 1.7218 | 0.22 to 0.29 | ≤0.40 | 0.60 to 0.90 | 0.025 | ≤0.035 | 0.90 to 1.20 | 0.15 to 0.30 | -- | -- | -- |
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42CrMo4
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1.7225
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0.38 to 0.45
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≤0.40
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0.60 to 0.90
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0.025
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≤0.035
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--
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0.15 to 0.30 | -- | -- | -- |
| 10S10 | 1.0711 | ≤0.12 | 0.10 to 0.35 | 0.75 to 1.10 | 0.030 | 0.08 to 0.13 | -- | -- | -- | -- | -- |
| 15S10 | 1.0710 | 0.12 to 0.18 | 0.10 to 0.35 | 0.70 to 1.10 | 0.030 | 0.07 to 0.13 | -- | -- | -- | -- | -- |
| 18S10 | 1.0712 | 0.14 to 0.20 | 0.10 to 0.35 | 1.30 to 1.60 | 0.030 | 0.08 to 0.13 | -- | -- | -- | -- | -- |
| 37S10 | 1.0713 | 0.32 to 0.39 | 0.10 to 0.35 | 1.35 to 1.65 | 0.030 | 0.07 to 0.13 | -- | -- | -- | -- | -- |
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Mechanical properties at room temperature
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Steel grade
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Minimum values for the delivery condition
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||||||||||||
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+C(BK)
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+LC(BKW)
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+SR(BKS)
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+A(GBK)
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+N(NBK)
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Steel
name
|
Steel
number
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Rm Mpa |
A % |
Rm Mpa |
A % |
Rm Mpa |
Reh Mpa |
A % |
Rm Mpa |
A % |
Rm Mpa |
Reh Mpa |
A % |
| E215 | 1.0212 | 430 | 8 | 380 | 12 | 380 | 280 | 16 | 280 | 30 | 290 to 430 | 215 | 30 |
| E235 | 1.0308 | 480 | 6 | 420 | 10 | 420 | 350 | 16 | 315 | 25 | 340 t0 480 | 235 | 25 |
| E355 | 1.0580 | 640 | 4 | 580 | 7 | 580 | 450 | 10 | 450 | 22 | 490 to 630 | 355 | 22 |
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Mechanical properties at room temperature
|
|||||||||||||
|
Steel grade
|
Minimum values for the delivery condition
|
||||||||||||
|
+C(BK)
|
+LC(BKW)
|
+SR(BKS)
|
+A(GBK)
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+N(NBK)
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|||||||||
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Steel
name
|
Steel
number
|
Rm Mpa |
A % |
Rm Mpa |
A % |
Rm Mpa |
Reh Mpa |
A % |
Rm Mpa |
A % |
Rm Mpa |
Reh Mpa |
A % |
| E255 | 1.0408 | 580 | 5 | 520 | 8 | 520 | 375 | 12 | 390 | 21 | 440 to 570 | 255 | 21 |
| E410 | 1.0509 | 750 | 4 | 620 | 8 | 690 | 590 | 12 | 520 | 22 | 550 to 700 | 410 | 22 |
| 26Mn5 | 1.1161 | 700 | 4 | 650 | 7 | -- | -- | -- | -- | -- | -- | -- | -- |
| C35E | 1.1181 | 590 | 5 | 540 | 7 | -- | -- | -- | 440 | 22 | ≥460 | 280 | 21 |
| C45E | 1.1191 | 720 | 4 | 670 | 6 | -- | -- | -- | 510 | 20 | ≥540 | 340 | 18 |
| 26Mo2 | 1.5417 | 720 | 4 | 670 | 6 | -- | -- | -- | -- | -- | -- | -- | -- |
| 25CrMo4 | 1.7218 | 720 | 4 | 670 | 6 | -- | -- | -- | -- | -- | -- | -- | -- |
| 42CrMo4 | 1.7225 | 720 | 4 | 670 | 6 | -- | -- | -- | -- | -- | -- | -- | -- |
| 10S10 | 1.0711 | 510 | 8 | -- | -- | 440 | 370 | 16 | -- | -- | 360 to 500 | 240 | 25 |
| 15S10 | 1.0710 | 550 | 7 | -- | -- | 490 | 415 | 14 | -- | -- | 380 to 540 | 260 | 22 |
| 18S10 | 1.0712 | 650 | 6 | -- | -- | 600 | 520 | 12 | -- | -- | 520 to 650 | 360 | 22 |
| 37S10 | 1.0713 | 720 | 4 | -- | -- | 700 | 630 | 12 | -- | -- | 650 to 720 | 420 | 16 |
| Size tolerance | |||||
| OD | Standard tolerance | Special tolerance | |||
| Outer Diameter | GB/T3639 | DIN2391 | EN10305 | O D | thickness |
| 4mm-20mm | ±0.10 mm | ±0.08 mm | ±0.08 mm | ±0.05mm | ±0.05mm |
| 20mm-30mm | ±0.10 mm | ±0.08 mm | ±0.08 mm | ±0.08 mm | ±0.08 mm |
| 31mm-40mm | ±0.15 mm | ±0.15 mm | ±0.15 mm | ±0.10 mm | ±0.08 mm |
| 41mm-60mm | ±0.20 mm | ±0.20 mm | ±0.20 mm | ±0.15 mm | ±0.15 mm |
| 61mm-80mm | ±0.30 mm | ±0.30 mm | ±0.30 mm | ±0.20 mm | ±0.20 mm |
| 81mm-120mm | ±0.45 mm | ±0.40 mm | ±0.40 mm | ±0.30 mm | ±0.30 mm |
| Equivalent Material referance: | ||||||
| GB | TOCT | ASTM | BS | JIS | NF | DIN |
| 10F | 1010 | 040A10 | XC10 | |||
| 10 | 10 | 1010,1012 | 045M10 | S10C | XC10 | C10,CK10 |
| 20 | 20 | 1020 | 050A20 | S20C | XC18 | C22,CK22 |
| 35 | 35 | 1035 | 060A35 | XC35,C35 | C35,CK35 | |
| 45 | 45 | 1045 | 080M46 | S45C | XC45 | C45,CK45 |
| 30CrMo | 30XM | 4130 | 1717COS110 | SCM420 | 30CD4 | 25CrMo4 |
| 42CrMo | 4140 | 708A42 | 42CD4 | 42CrMo4 | ||
| 35CrMo | 35XM | 4135 | 708A37 | SCM3 | 35CD4 | 34CrMo4 |
| 25Mn | 25T | 1025,1026 | 080A25,080A27 | 26Mn5 | ||
| Material | 10#-45#, 16Mn, A53-A369, Cr-Mo alloy, Q195-Q345, ST35-ST52, 10#, 20#, 45#, 16Mn, A213, A315, 30CrMo, Q195, Q215, Q235, Q345, ST35, St37, St45, St52 |
| Surface | Black/ Bright |
| Standard | DIN, GB, JIS, DIN 17175, DIN 2391, GB 5310, GB/T 13793, GB/T3639 , JIS G3441,EN 10305,ASTM A519 |
| Size | OD 15mm-75mm |
| Thickness 1-12mm | |
| Processing | Cold rolled/ Cold drawn |
| 1. BK (+C) No heat treatment after last cold forming process. | |
| 2. BKW (+LC) After last heat treatment there is a light finishing pass ( cold drawing) | |
| 3. BKS (+SR) After the final cold forming process the tubes are stress relieve annealed. | |
| 4. GBK (+A) After the final cold forming process the tubes are annealed in a controlled atmosphere. | |
| 5. NBK (+N) After the final cold forming process the tubes are annealed above the upper transformation point in a controlled atmosphere. | |
| Packing | Woven bag/ Wooden or crate carton/ Bundle Packing/ Plain end or vanished as per customer's request. |
| Delivery time | Normally 25-40 working days |
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