Structures tube and others

Structures tube and others

Structures tube and others: For manufacture of pipelines,vessels,equipment,pipe fittings and steel structures. Standard:ASTM A519,DIN 1629,DIN 2391,ASTM A519,ASTM A513, BS 6323,EN 10305-1, JIS G3441

Product Details

Structures tube and others                              Structures tube and others                 

Standard:

Mechanical Tubing: ASTM A519:ASTM A519 American Society for Testing Material

Tube for Structures:DIN 1629 :Deutsches Institut fǖr Normung

Size: OD: 10.3mm-711.2mm WT: Hot finish: 0.250″-4.00″ Cold drawn: 0.035″-0.875″ Length: Random Length,Fixed Length, SRL,DRL

Heart treatment: Annealed, Normalized,Stress relieved ,Cold

Uses: For manufacture of pipelines,vessels,equipment,pipe fittings and steel structures.

Grade:

Mechanical Tubing:1010,1020,1045,1518,4118,4130,4135,4140

Tube for Structures:St37.0, St44.0, St55, St52.0

Chemical Composition (%):

Standard Grade C Si Mn P S Cr Ni Cu V
Q/BQB 203

DIN 1629

St37.0 ≤0.17 0.17-0.37 0.35-0.65 ≤0.025 ≤0.020 ≤0.25 ≤0.25 ≤0.25
St44.0 ≤0.21 0.17-0.37 0.50-0.80 ≤0.025 ≤0.020 ≤0.25 ≤0.25 ≤0.25
St55 0.33-0.41 0.17-0.37 0.50-0.80 ≤0.025 ≤0.020 ≤0.25 ≤0.25 ≤0.25
St52.0 ≤0.22 ≤0.55 ≤1.60 ≤0.025 ≤0.020 ≤0.25 ≤0.25 ≤0.25
CK45 0.42-0.50 0.17-0.37 0.50-0.80 ≤0.025 ≤0.020 ≤0.25 ≤0.25 ≤0.25

Note: Grades other than the a.m. chart can be made available through consultations.

 Mechanical Properties:

Standard Grade (MPa)

Tensile strength

Yield strength not less than Elongation not less than Impact test
(℃)

Temperature

(KV/J)

Absorbed energy

≤16mm >16-30mm
Q/BQB 203

DIN 1629

≤16mm >16mm
St37.0 350-480 235 225 25
St44.0 420-550 275 265 21
St55 540-645 295 285 17
St52.0 500-650 355 345 21
CK45 590-730 335 325 14

Process

Structures tube and others

Structures tube and others

Package & Transportation

Structures tube and others                                Structures tube and others

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