ASTM A139 grade B welded steel pipe
ASTM A139 specification covers five grades of electric-fusion (arc)-welded straight-seam or helical-seam steel pipe.A139 Grade B welded pipe/tube is intended for conveying liquid, gas, or vapor.
A139 grade B chemical composition
| Element | Carbon | Manganese | Phosphorus | Sulfur |
| Grade B | 0.26 | 1.00 | 0.035 | 0.035 |
ASTM A139 grade B welded steel pipe Application:
Used For Petroleum ,power ,gas metallurgy ,papermaking ,chemical ,medical equipment ,exchanger ,shipbuilding ,construction ,etc
ASTM A139 grade B welded steel pipe/tube mechanical properties
| Grade B | |
| Tensile strength, min, ksi (MPa) | 60 (415) |
| Yield strength, min, ksi (MPa) | 35(240) |
| Elongation in 2 in. or 50 mm, min, %: | |
| Basic minimum elongation for walls5 ⁄16in. (7.9 mm) and over in | 30 |
| thickness, longitudinal strip tests | |
| Elongation in 8 in. (203.2 mm), in min, % B | 1 500 000 specified tensile strength (psi) |
ASTM A139 grade B welded steel pipe Inspection
With Hydraulic Testing, Eddy Current , Infrared or X-Ray Test
Also With Chemical And Physical Property Inspect
As a professional globe steel pipe supplier, we promise we can offer you the qualified ASTM A139 grade B welded steel pipe at the competitive price and rapid delivery time. We can produce as our customer's requirement. We keep many ASTM A139 grade B welded steel pipe stock in our warehouse, So hereby, we sincerely hope you join us, let's join hands to make you be the No.1 in your local steel market.
