EN10305-2 Welded & Redrawn Steel Tube

  • Precision in combination with a high quality surface finish are the features that characterise our fine tolerance steel tubing
  • ERW feedstock tubes are manufactured from specially prepared pickled, oiled and cold or hot rolled steel coil.
  • Resistance-pressure-welding Therefore, the weld is created from the base material without any filler material
  • The removal of the excess material, both internally and externally, is a key element in the manufacturing process and this is an in-house skill.
  • The cold drawing process occurs after annealing and raises the quality of the feedstock tube to vastly superior levels of tolerance, surface finish and final material mechanical properties.
  • In some instances the final finished product specification can be further fine tuned by further annealing. This is of particular interest in relation to products that are specifically manufactured to unique customer specifications.

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  • المواصفات
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Our workshop covers an area of 15000 square meters equipped with the state-of-art facilities to manufacture the welded carbon steel tubes and welded-redrawn carbon steel tubes.

Six modernized high frequency welding lines.

Four modernized cold drawn lines.

Five Automatic chamfering machines

Twenty Automatic cutting machines

Two Automatic packing machines

The monthly production capacity is 250,000 meters of welded carbon steel tubes.

The materials are :E215,E235,E255,E355 from Baosteel,Ansteel,Posco,الخ, other material can be achieved after discussion.

Mainly sizes:OD from 6.35 to 76.20mm,و.ت:0.9mm to 3mm.

We have been delivering these tubes to UK,فرنسا,تركيا,Germany,Brazil etc for the automotive industry,since 2011.etc.

مادي: Carbon Steel Tube

Outer Diameter:6.35-76.20المليمتر

سمك الجدار:0.50-3.0المليمتر

MaterialGrade: SPCC/SPHC,ST12(DC01),ST372G/2,B340/590DP,B400/780DP,B340LA,SS400,SAPH370,

SAPH400,SAPH440,QSTE420TM,QSTE460TM,BR1500HS,and so on

Delivery Condition: BK/BKW/GBK/NBK

 

Technical Parameters:

Chemical composition and mechanical properties of common material:

Steel grade

Chemical composition

Mechanical properties

C%

Si%

Mn%

P%

S%

Tensile strength

(Mpa)

Yield strength

(Mpa)

Elongation

SPCC/SPHC

≤0.12

≤0.025

≤0.50

≤0.035

≤0.025

≥270

--

≥38

ST12(DC01)

≤0.10

--

≤0.50

≤0.035

≤0.025

≥270

130-260

≥34

ST37-2G/2

≤0.17

--

≤1.00

≤0.035

≤0.030

360-510

≥215

≥20

B340/590DP

≤0.18

≤0.80

≤2.20

≤0.035

≤0.030

≥590

340-500

≥20

B400/780DP

≤0.20

≤0.80

≤2.50

≤0.035

≤0.030

≥780

400-590

≥16

B340LA

≤0.12

--

≤1.00

≤0.030

≤0.030

≥440

240-460

≥26

SS400

≤0.21

≤0.30

≤1.40

≤0.035

≤0.035

400-510

≥245

≥21

Q195

≤0.12

≤0.30

≤0.50

≤0.035

≤0.040

315-430

≥195

≥33

Q235B

0.17-0.22

≤0.50

≤1.40

≤0.045

≤0.045

370-500

≥235

≥26

Q345B

≤0.20

≤0.30

≤1.70

≤0.035

≤0.035

470-630

≥345

≥20

SAPH370

≤0.21

≤0.30

≤0.75

≤0.035

≤0.035

≥370

≥225

≥37

SAPH400

≤0.21

≤0.30

≤1.20

≤0.030

≤0.025

≥400

≥255

≥36

SAPH440

≤0.21

≤0.20

≤0.15

≤0.030

≤0.025

≥440

≥305

≥34

Qste420TM

≤0.12

≤0.50

≤1.50

≤0.030

≤0.025

480-620

≥420

≥21

Qste460TM

≤0.12

≤0.50

≤1.60

≤0.030

≤0.025

520-670

≥460

≥19

BR1500HS/22MnB5

0.20-0.25

0.15-0.35

1.1-1.4

≤0.025

≤0.01

600-750

≥420

≥22

1. production of DIN/EN10305 welded high precision tubes since 2005

2. 10 سنوات من الخبرة في العمل مع العملاء من أوروبا,غرب آسيا,أمريكا الجنوبية,الخ

3. يمكن تسليم العينات في غضون 20 أيام بعد التأكيد

4. 45 أيام كفترة الإنتاج والتسليم بعد تأكيد الطلب.

5. 100,000 meters of normalized EN10305-3 welded steel tube in stock.

6. 200 يمكن تقديم الأحجام من OD:6.35mmxWT:0.89مم إلى التطوير التنظيمي:76.20mmxWT:3mm Length:100mm to 12000mm per piece.

7. التفتيش من طرف ثالث مثل:TUV,بي,اس جي اس,إلخ مقبولة

8. فريق محترف يساعد متطلبات الأنبوب الخاصة بك.

9. Other related tubes can be offered :bright annealed seamless precision tube,galvanized seamless precision tubes,الخ

 

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