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Chengdu Derbo Steel Co., Ltd.

Seamless Steel Tube, Seamless Tube, St52 Tube manufacturer / supplier in China, offering St35, St45, St52 DIN2391 Seamless Steel Tube, ASTM A500 Gr. a Galvanized Gi Steel Pipe, 10 Inch High Temperature Service ASTM A335 Seamless Steel Pipe and so on.

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Supplier Homepage Product Seamless precision tube St35, St45, St52 DIN2391 Seamless Steel Tube

St35, St45, St52 DIN2391 Seamless Steel Tube

FOB Price: US $850 / Ton
Min. Order: 1 Ton
Min. Order FOB Price
1 Ton US $850/ Ton
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Production Capacity: 100000 Ton/Month
Transport Package: in Bundles
Payment Terms: L/C, T/T

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Basic Info
  • Model NO.: din2391
  • Technique: Cold Drawn
  • Surface Treatment: Black Painting/Oil
  • Section Shape: Round
  • End Finish: Plain End with Square Cuts
  • Specification: 12.7mm*1.2mm-127mm*14mm
  • HS Code: 74000000
  • Type: Seamless
  • Material: Carbon Steel
  • Usage: Boiler Pipe, Hydraulic/Automobile Pipe, Machinery Industry
  • Delivery Condition: Normalized
  • Trademark: DERBOSTEEL
  • Origin: China
Product Description
Product: DIN2391 Seamless Steel Tube ST35, ST45, ST52

1. Standard: DIN2391
2. Material: ST35, ST45, ST52
3. OD: 16.7mm~219.1mm
4. Wall Thickness: 2mm~35mm
5. Application: Precision mechanical part for car and hydraulic cylinder.
6. Warranty: Seller ensure the quality of tubes from the initial moment of delivery to the port of destination. A quality assurance of 24 months are ensured once the tubes are stocked in a dry and closed warehouse with suitable method.
7. Port of destination: At buyer's option. If the tubes are shipped to ports in Iran, Syria, etc, buyer should inform us in advance.

Quality Control:
Our quality control department consists of experienced technicians. These personnel strictly control the whole production procedure, from introduction of raw materials to finish products. They ensure high quality products for our customers.
Chemical composition
ItemGradeChemical composition.%
C maxSi maxMn PmaxS max
St35/E351.03080.170.35≥0.400.0250.025
St451.04080.210.35≥0.400.0250.025
St52/E3551.05080.220.55≤1.600.0250.025
The following alloying may be added:Nb≤0.03%,Ti≤0.03%,V≤0.05%,Nb+TI+v≤0.05%
Mechanical properties
CategoryDelivery state minimum value
 
itemgradeGold finished (hard)(BK)Gold finished (SOFT)(BKW)Gold finished and stress-relieved(BKS)annealed(GBK)normalized(NBK)
Rm MpaA%Rm MpaA%Rm MpaReH MpaA%Rm MpaA%Rm MpaReHA%
1St35/E2354806420104203151431525340~47023525
2St45580552085203751239021440~57025521
3St52/E35564045807580450f1045022490~63035522
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