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Black Round Steel Tubing Seamless , EN10297-1 Engineering and mechanical steel tubing
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Black Round Steel Tubing Seamless , EN10297-1 Engineering and mechanical steel tubing

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EN10297-1 SEAMLESS CIRCULAR STEEL TUBES FOR MECHANICAL AND GENERAL ENGINEERING PURPOSES

Part 1: Non-Alloy and Alloy steel tubes

 

 

Specifications:

 

Surface Treatment: Oiling/Black painting/Varnish/Passivation/Phosphating/Pickling

Ends: BE/PE, ends caps

Marking: as per requirement

Delivery Condition: Annealed(+A)/Normalized(+N)/+AR/+QT/+TH/+FP

Size:(mm)
      OD: 26.9 – 610mm          

   or as per customer’s requirement
Length: ≤16m. Fixed Length (6m,9m,12m, 16m or as per requirement) or random length

Package: Hexagonal Bundles with steel strips and plastic wrapping outside/Wooden box/Wooden crate/Steel frame/As per customer’s requirement

 

 

CHEMICAL COMPOSITION (%):

 

CHEMICAL COMPOSITION (CAST ANALYSIS) IN%

Grade

C≤

Si≤

Mn≤

P≤

S≤

E235

1.0308

0.17

0.35

1.2

0.03

0.035

E275

1.0225

0.21

0.35

1.4

0.03

0.035

E315

1.0236

0.21

0.30

1.5

0.03

0.035

E355

1.0580

0.22

0.55

1.6

0.03

0.035

E470

1.0536

0.16~0.22

0.1~0.5

1.3~1.7

0.03

0.035

E470 with Al≥0.01, N≤0.02

 

 

MECHNICAL PROPERTIES:

 

MECHANICAL PROPERTIES

Grade

Tensile Strength  σb(Mpa)

Yield Strength  σs(Mpa)

Elongation      δ(%)

WT (mm)

WT (mm)

≤16

16 ~ ≤40

≤16

16 ~ ≤40

E235

≥235

≥225

≥360

≥360

≥25

E275

≥275

≥265

≥410

≥410

≥22

E315

≥315

≥305

≥450

≥450

≥21

E355

≥355

≥345

≥490

≥490

≥20

E470

≥470

≥430

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Mr. Brenda
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CHANGZHOU RUIYUAN STEEL TUBE CO., LTD.
INDUSTRIAL ZONE, ZOUQU TOWN, WUJIN DIST., Changzhou, Jiangsu, China (Mainland)
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