Standard: ASTM A519
This specification covers for several grades of carbon and alloy steel mechanical tubing.
Application of ASTM A519 Carbon and Alloy Seamless Steel tubing:
Pipe ordered under this specification is mechanical usage.
Manufacturing Process of ASTM A519 Carbon and Alloy Seamless Steel Tubing:
ASTM A519 carbon and alloy seamless steel tubing are produced either by cold-drawn or hot rolled, as specified.
Hot finished tubes need not be heat treated. Cold finished tubes shall be heat treated after the final cold-finishing at a temperature of 1200°F or higher.
Details of ASTM A519 Carbon and Alloy Seamless Steel Tubing We can supply:
Manufacture:Seamless process ,cold drawn or hot rolled
Size: O.D.: 15.0～300mm W.T.: 2～25mm
Grade: 1008, 1020
Length: 6M or specified length as required.
Ends: Plain End, Beveled End.
Chemical Composition and mechanical properties of ASTM A519 Seamless Carbon and Alloy Steel Mechanical tubing
Grade and Chemical Composition (％)
a.Quantity ( feet, meters, or number of lengths)
b.Name of material(seamless carbon or alloy steel mechanical tubing)
c.Form(round, square, rectangular or special shapes)
d.Dimensions( round, outside diameters and wall thickness; square and rectangular, outside dimensions and wall thickness )
e.Length: specific or random
f.Manufacture (hot finished or cold finished)
h.Condition(sizing method and thermal treatment)
i.Surface finish(special pickling, shot blasting or ground outside surface, if required)
j.ASTM Specification designation and year of issue.
k.End use, if known
m.Special marking, e.g
Appearance for ASTM A519 Seamless Carbon and Alloy Mechanical Tubing:
A sufficient number of visual surface imperfections to provide seasonable assurance that they have been properly evaluated with respect to depth. The defect shall be removed or cut off within the limits of requirements on length. The finished pipe shall be seasonably straight.
Packing for ASTM A519 Seamless Carbon and Alloy Mechanical Tubing:
a.Bare pipe or oil coating (customized);
b.In bundles with two cotton slings ;
c.Both ends with end protectors;
d.Plain end, bevel end