GB/T8162 GB/T8163 GB3087 GB6479 GB9948 GB5310 GB/T17396 20G, 20MnG, 25MnG, 15MoG, 12Cr2MoG, 15CrMoG, 12Cr1MoVG, 12Cr2MoWVTiB, 10Cr9Mo1VNb
Orders for material under this specification should include the following, as required, to describe the desired material adequately:
Feet, meters, or number of lengths
Name of material
Seamless Alloy Steel Pipe
STANDARD AND STEEL GRADE
Hot-finished or cold-drawn
Size using one of the following:
NPS and Schedule Number
Outside Diameter and Nominal Wall Thickness
Specific or Random
Size (mm) we can supply:
Hot-rolled: O.D.: 51-508; W.T.:7∼60; L: max 16000
Cold-drawn: O.D.: 10-50; W.T.:2∼10; L: max 16000
Hot-expanded：O.D.: 325-1020; W.T.:6∼50; L: max 12000 and other specifications in accordance with customer requirements.
Beveled/black painting/ plastic caps/ in bundles/ steel strips/ wooden protection
Inspection and Test:
Chemical Composition Inspection, Mechanical Properties Test(Tensile Strength, Yield Strength,Elongation, Flaring, Flattening, Bending, Hardness, Impact Test), Surface and Dimension Test, Nodestructive Test, Hydrostatic Test.
Oil-dip, Varnish, Passivation, Phosphating, Shot Blasting, Epoxy & Fbe Coating Painting as requested.