Welded steel pipes are the pipes that surface has the steel pipe joint, which is use the steel belt or steel plate material through the bending deformation into round ,square ect then welded into shape.[……]

Welded steel pipes are the pipes that surface has the steel pipe joint, which is use the steel belt or steel plate material through the bending deformation into round ,square ect then welded into shape.[……]
Steel pipes are long, hollow tubes that are used for a variety of purposes. They are produced by two distinct methods which result in either a welded or seamless pipe.[……]
The Commerce Department found, preliminarily, yesterday that imports of heavy-walled rectangular welded carbon steel pipes and tubes from Turkey were illegally subsidized by its government.[……]
ASTM A333 Grade 9 is the part of standard covers wall seamless and welded carbon and alloy steel pipe intended for use at low temperatures.[……]
ASTM A333 Grade 4 is the part of standard covers wall seamless and welded carbon and alloy steel pipe intended for use at low temperatures. [……]
ASTM A335 P9 is the part of ASTM A335, The pipe shall be suitable for bending, flanging, and similar forming operations, and for fusion welding. [……]
ASTM A106 Seamless Pressure Pipe (also known as ASME SA106 pipe) is commonly used in the construction of oil and gas refinerie.[……]
Steel can roughly be grouped into two categories. Firstly there is ordinary steel and then there is alloy steel. Alloy steel is characterized by the presence of one or more alloying elements. [……]
SSAW pipe is made of hot rolled coiled steel by automatic submerged arc weld under normal atmospheric temperature.[……]
Steel pipe is long, hollow tube that are used for a variety of purposes. They are produced by two distinct methods which result in either a welded or seamless pipe. In both methods, raw steel is first cast into a more workable starting form. [……]
Galvanized steel pipe is a steel pipe that has been coated with zinc. This coating protects the steel from corrosion. It is most commonly used for outdoor construction like fences and handrails, or for some interior plumbing.[……]
Seamless high-temperature tubes and furnace tubes suitable for use in applications with temperatures above 500ºC (932ºF).[……]
The Japan Iron & Steel Federation aggregated lately China’s import quantity of steel flat products from main countries during January through September.[……]
Demand for steel in China is expected to rise 4.1 percent in 2013, as the nation’s economic growth gets back on track, according to a forecast from an industry think tank. The 2013 China Steel Demand Forecast also predicted a decline in iron ore prices due to increasing supplies and slow growth in the global manufacturing sector.[……]
ASTM A1006 Standard specification covers the standard requirements for laser beam welded, black plain end steel pipe for use in the conveyance of fluids under pressure.[……]
ASTM A998 Standard practice covers the structural design of reinforcement for fittings in factory-made, round corrugated steel pipe, conforming to Specifications A760/A760M or A762/A762M, for use as storm and sanitary sewers and other buried applications.[……]
ASTM A984 Standard specification covers electric-resistance-welded, black, plain-end, steel pipe for use in the conveyance of fluids under pressure. [……]
ASTM A972 Standard specification covers standard requirements for pipe piles with protective fusion-bonded epoxy powder coating applied by the electrostatic spray, flocking, or fluidized bed process. [……]
ASTM International’s standards detail specific procedures that should be used in materials testing and manufacturing. ASTM A584, ASTM A954 and ASTM A932 are three standards that have been implemented by ASTM International since 1997.[……]
ASTM A943 Standard specification covers spray-formed seamless austenitic stainless steel pipe intended for high-temperature and general corrosive service. [……]
ASTM A929 Standard specification covers steel sheets used in the manufacture of corrugated steel pipe for storm sewers, culverts, drains, and similar uses.[……]
ASTM A926 Standard test method provides a means of determining an abrasion rate (weight and calculated average thickness loss) when comparing materials, coatings, pavings, or linings under test conditions that will be subjected to abrasive bed loads.[……]
ASTM A888 Standard specification covers hubless cast iron soil pipe and fittings for use in gravity flow applications. [……]
ASTM A865 Standard is a brief summary of the referenced standard. It is informational only and not an official part of the standard; the full text of the standard itself must be referred to for its use and application. ASTM does not give any warranty express or implied or make any representation that the contents of this abstract are accurate, complete or up to date.[……]
ASTM A862 Standard Specification coating is used to provide additional protection for corrugated steel products (product) in corrosive or abrasive environments, or both.[……]
ASTM A810 Standard Specification deals with various designs of zinc-coated steel pipe winding mesh to be used as reinforcement for the concrete applied in the manufacture of negative buoyancy pipe needed for laying pipe in marshes or in water.[……]
ASTM A790 Standard specification covers seamless and straight-seam welded ferritic/austenitic steel pipe for general corrosive service, with particular emphasis on resistance to stress corrosion cracking.[……]
ASTM A760/A760M-06 Standard specification covers the standard requirements for corrugated, metallic-coated steel pipes intended for use in sewers, storm water drainage, underdrains, culverts construction, and similar other uses. [……]
ASTM A358 / A358M – 08a Standard Specification for Electric-Fusion-Welded Austenitic Chromium-Nickel Stainless Steel Pipe for High-Temperature Service and General Applications[……]
ASTM A139 standard covers five grades of electric-fusion(arc)-welded straight-seam or helical steel pipe including pipe of NPS 4 and over.[……]