1/2-5 Inch Hot Rolled Steel Tube Boiler Anti - Oxidation Round Mechanical Tubing

Production Standard, Grade, Steel No:

          ASTM A213 T91, T11, T12

ASTM A178 Grade A, C, D

ASTM A179 Grade A, C, D

ASTM A192

ASTM A210 GradeA-1, C

BS3059- 320 CFS

BS3059- 360, 440, 243, 620-460, 622-490, S1, S2, TC1, TC2

EN10216-1 P195TR1/TR2, P235TR1/TR2, P265TR1/TR2

EN10216-2 P195GH, P235GH, P265GH, TC1, TC2

DIN17175 ST35.8, ST45.8

DIN1629 ST37.0, ST44.0, ST50.0

JIS G3454 STPG370, STPG410

JIS G3461 STB340, STB410, STB440

GB5310 20G, 15MoG, 12CrMoG, 12Cr2MoG, 15CrMoG, 12Cr1MoVG, 12Cr2MoWVTiB

GB9948 10, 20, 12CrMo, 15CMo

GB3087 10, 20

Delivery Condition:

Annealed, Normalized, Normalized and Tempered

Inspection and Test:

Chemical Composition Inspection, Mechanical Properties Test(Tensile Strength,Yield Strength, Elongation, Flaring, Flattening, Bending, Hardness, Impact Test), Surface and Dimension Test,No-destructive Test, Hydrostatic Test.

Surface treatment:

Oil-dip, Varnish, Passivation, Phosphating, Shot Blasting

Ordering information

It shall be the responsibility of the purchaser to specify all requirements that are necessary for products under this specification. Such requirements to be considered include, but are not limited to, the following:

1.1 Quantity (feet, metres, or number of lengths),

1.2 Name of material (seamless tubes),

1.3 Grade (Tables 1 and 2),

1.4 Condition (hot finished or cold finished),

1.5 Controlled structural characteristics (see 6.3),

1.6 Size (outside diameter and minimum wall thickness, unless average wall thickness is specified),

1.7 Length (specific or random),

1.8 Hydrostatic Test or Nondestructive Electric Test (see 10.1),

1.9 Specification designation and year of issue,

1.10 Increased sulfur (for machinability, see Note B, Table 1, and 15.3), and

1.11 Special requirements and any supplementary requirements selected.