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What is 2507 stainless steel tube and its application
2507 is a ferritic-austenitic (dual-phase) stainless steel that combines the most beneficial properties of many ferritic and austenitic steels. Due to its high chromium and molybdenum content, the steel has excellent resistance to pitting, crevices and uniform corrosion. Dual-...Read more -
What Is Black Pipe And What’s Used For?
Black pipe, looks black from appearance. The dark color comes from the iron-oxide formed on its surface during manufacturing. Black steel pipe refers to ordinary iron pipe and are mainly used for gas lines, it is also used to connect appliances to their supply lines. It is the...Read more -
Difference Between A53 Pipe vs A106 Pipe
A53 Pipe vs A106 Pipe – Scope(1) ASTM A53 is Standard Specification for Pipe, Steel, Black and Hot-Dipped, Zinc-Coated, Welded and Seamless. ASTM A106 is Standard Specification for Seamless Carbon Steel Pipe for High-Temperature Service. A53 Pipe vs A106 Pipe – Applied Type of...Read more -
Difference between seamless pipe and welded pipe
What is a Seamless pipe? Seamless pipe is made from a round steel billet (solid cylindrical hunk of steel that is cast from raw steel). This billet is then heated, stretched out and pushed or pulled over a form. It is then pierced through the center with a die and mandrel whic...Read more -
Fire fighting pipe
Fire fighting pipe is a type of normal carbon steel pipe used to convey fire suppression agent such as water or gas. Usually it is red in color. But light-wall pipes have a galvanized exterior of a silvery appearance. Installation of red steel pipe is limited to wet pipe sprin...Read more -
ASTM A312 TP316/ TP316L Pipes
General Introduction & Applications ASTM A312 Grade TP316 and TP316L refer to the stainless steel 316 and 316L respectively. The prefix “TP” denotes “type” of the stainless steel. TP316 or TP316L pipes may be furnished in seamless or longitudinally welded types with butt w...Read more -
Explanation of special terms related to petroleum pipeline
API: It is the abbreviation of American Petroleum Institute in English, and Chinese means American Petroleum Institute. OCTG: It is the abbreviation of Oil Country Tubular Goods in English, which means special oil pipes in Chinese, including product oil casing, drill pipe, dri...Read more -
What is the Material of Boiler Tubes
Boiler steel pipes includes medium pressure boiler pipe and high pressure boiler pipe, it is often manufactured in seamless procedures, welded steel pipe is not applicable. Water-tube Boiler tubes A boiler with a high pressure water tube has become a form of boiler in which wa...Read more -
Difference between ASTM A249, A269, A270, and A554 Stainless steel tubing
Surface Finish A249 and A269 both require Surfaces “free of scale” – annealing of the tube is normally done in a controlled atmosphere and this “bright annealed” finish is considered acceptable. A270 requires selection of both internal and external Surfaces. The possible condi...Read more