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Chengdu Derbo Steel Co., Ltd.

Steel Tube, DIN1629 Steel Tube, Mechanical Steel Tube manufacturer / supplier in China, offering Hot Sale DIN1629 Mechanical Seamless Steel Tube, DIN17175 W1.0305 30mm * 3mm Thickness with Flat Ends Pipes, Sch. 40 Black Seamless End Beveled 4 Inch Carbon Steel Pipe and so on.

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Supplier Homepage Product Carbon steel pipe/Tube Hot Sale DIN1629 Mechanical Seamless Steel Tube

Hot Sale DIN1629 Mechanical Seamless Steel Tube

FOB Price: US $650 / Ton
Min. Order: 1 Ton
Min. Order FOB Price
1 Ton US $650/ Ton
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Production Capacity: 100000 Ton/Month
Transport Package: in Bundles by Steel Strips/Pallet
Payment Terms: L/C, T/T

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Basic Info
  • Model NO.: DIN1629
  • Technique: Cold Drawn
  • Surface Treatment: Black Painting, Vanished Ect
  • Section Shape: Round
  • End Finish: Plain End with Square Strips
  • Specification: 12.7mm*2.11mm-220mm*25.4mm
  • HS Code: 74000000
  • Type: Seamless
  • Material: Carbon Steel
  • Usage: Pressure Purpose
  • Delivery Condition: Normalized
  • Trademark: DERBOSTEEL
  • Origin: China
Product Description
PRODUCT: Hot Sale Mechanical Seamless Steel Tube DIN1629

1. Standard: DIN 1629
2. Steel grade: ST37, ST44, ST52
3. Delivery condition: Hot-finished
4. Size range: OD Φ 16.7MM-Φ 219.1MM, WT 2MM-35MM
5. Tolerance: According to DIN 1629
6. Length: Customized according to requirements.
7. Certificate: EN10204/3.1

GENERAL INFORMATION:
Tubes made of un-alloyed steel suitable for the construction of chemical plant, vessels, pipe work and for general mechanical engineering purposes.

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.

Supplier Introduction:
Chengdu Derbo Steel Co., Ltd is the top 10 steel products distributor that focus on steel pipes/Tube. The annual(2012) Sales capacity include 34000 tons carbon steel and alloy steel seamless pipe and tubes, 18700 tons of welded steel pipes, and 1680 tons of pipe fittings to domestic and oversea oil&gas Project. Right now, Chengdu Derbo Steel Co., Ltd is authorized agent of stockholder of Baosteel, TPCO, Chengdu Steel&Vanadium.
DELIVERY CONDITION
Steel gradeDelivery condition
ST37.0Hot-finished
ST44.0Hot-finished
ST52.0Hot-finished
 
CHEMICAL COMPOSITION( CAST ANALYSIS) IN%
Steel gradeCSi pS
maxMnmaxmax
ST37.00.17----0.0400.040
ST44.00.21----0.0400.040
ST52.00.22----0.0400.035
 
MECHANICAL PROPERTIES
Steel
grade
Yield strength
Min (Mpa)
Tensile strength
Min(Mpa)
Elongation A
Min(%)
T min mm
≤16>16
≤40
ST37.0235225350-48025
ST44.0275265420-55021
ST52.0355345500-65021
Note: T: thickness; L: longitudinal

 

The Tolerance of Length:
The Type of Length
The Tolerance

mm
 
≤6m+100
>6m ≤12m+150mm
>12maccording to the negotiation

 

The Toleracne of Diameter :

The Diameter

mm
 
The Tolerance
≤100±1% da ( ±0.5mm is alsiviable )
100<da≤200±1% da
>200±1% da

 

The Tolerance of the Wall Thickness:
The tolerance is according to the diameter
da≤130mm130mm<da≤320mm320mm<da≤660mm
Wall Thickness S
≤22•Sn<S≤4•Sn>4•Sn≤0.05da0.05da<S≤0.11da>0.11da≤0.05da0.05da<S≤0.09da>0.09da

+15%

-10%
 

+12.5%

-10%
 

+17.5%

-12.5%
 

+17.5%

-12.5%
 
±12.5%±10%
+20%

-15%
 

+15%

-12.5%
 
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