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  • Torich International Co.,Ltd--The Steel Tube Maker

  •  [Zhejiang,China]
  • Business Type:Distributor/Wholesaler , Manufacturer , Service , Trade Company
  • Main Mark: Africa , Americas , Asia , Caribbean , East Europe , Europe , Middle East , North Europe , Oceania , Other Markets , West Europe , Worldwide
  • Exporter:31% - 40%
  • Certs:GB, ISO9001, ISO14001
  • Description:High Precision Carbon Steel Pipes,High Precision Steel Tubes,High Accuracy Steel Tubes
Torich International Co.,Ltd--The Steel Tube Maker High Precision Carbon Steel Pipes,High Precision Steel Tubes,High Accuracy Steel Tubes
Home > Products > Seamless Steel Tubes > Cold Drawn Precision Seamless Steel Pipes DIN2391

Cold Drawn Precision Seamless Steel Pipes DIN2391

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    Unit Price: USD 1200 - 800 / Ton
    Payment Type: L/C,T/T
    Incoterm: FOB
    Min. Order: 5 Ton
    Delivery Time: 45 Days

Basic Info

Model No.: DIN2391

Type: Seamless

Section Shape: Round

Surface Treatment: Oiled

Technique: Cold Drawn

Material: Carbon Steel

Additional Info

Packaging: Standard Exporting packing

Productivity: 15000ton/year

Brand: Torich

Transportation: Ocean

Place of Origin: China

Supply Ability: 15000Ton/Year

Certificate: ISO 9001-2008 ISO 14001 EN 10204.3.1 KR LR

Product Description

Torich is Specialized in Producing Cold Drawn Carbon Seamless Steel Pipe,

High Precision Steel Tube and Pipes are manufactured according to technical standard of

DIN2391 with steel grade St35, St45, St37.0, St37.4, St52.0, St 30SI, etc

We are manufacturer of Seamless Steel Tubes in China, if you want to buy Seamless Carbon Steel Tube, Oil Cylinder Steel Tube, Precision Seamless Steel Tube, Hydraulic Cylinder Steel Tube, please contact us.

High Precision Steel Pipes Grade:

St 30SI, St 30 Al, St35,St45, St52, Other materials upon agreement with customers.



1. High Precision Steel Tubes Standard:

DIN2391 Precision Seamless Steel tubes for precision hydraulic systems

DIN2393 Precision Welded Steel tubes for precision hydraulic systems


2. High Accuracy Steel TubesSteel Grade:
St 30SI, St 30 Al, St35,St45, St52, other materials upon agreement with customers.



Steel Grade and Chemical Compositions:

Steel Grade C Si Mn P S
max max
max max
ST35 0.17 0.35 ≥0.40 0.025 0.025
ST45 0.21 0.35 ≥0.40 0.025 0.025
ST52 0.22 0.35 ≥1.60 0.025 0.025


3. Cold Drawn Precision Seamless Steel Pipes Production method:
Cold Drawn on the seamless steel tubes, to reach high accuracy on the OD and WT tolerance

4.Size range:
O.D.:20-350mm W.T.:1-15mm L:max12000mm

5. Packing:
In Hexagonal Bundles, wth anti-rust oil protection, with seaworthy packing

6.Deliver condition:

1). BK Cold finished (hard)
2). BKW Cold finished (soft)
3). BKS Cold finished and stress relieved
4). GBK Annealed
5). NBK Normalized
Mechanical properties at room temperature
Steel Grade Minimum values for the delivery condition
BKW BKS GBK (+N) NBK
ST35 480 6 420 10 420 315 14 340-470 235 25
ST45 580 5 520 8 520 375 12 440-570 235 21
ST52 640 4 580 7 580 420 10 490-630 355 22


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100% Eddy Current Test and Ultrasonic Test:

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Chemical Composition Inspection:

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Mechanical Properties Inspection:

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Looking for ideal High Precision Carbon Steel Pipes Manufacturer & supplier ? We have a wide selection at great prices to help you get creative. All the High Precision Steel Tubes are quality guaranteed. We are China Origin Factory of High Accuracy Steel Tubes. If you have any question, please feel free to contact us.

Product Categories : Seamless Steel Tubes

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  • Cold Drawn Precision Seamless Steel Pipes DIN2391
  • Cold Drawn Precision Seamless Steel Pipes DIN2391
  • Cold Drawn Precision Seamless Steel Pipes DIN2391
  • Cold Drawn Precision Seamless Steel Pipes DIN2391
  • Cold Drawn Precision Seamless Steel Pipes DIN2391
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