May-29-2018
Surface heat treatment is a metal hot processing technology of ASTM A519 1045 seamless steel pipes, which can change the chemical composition and microstructu
May-29-2018
The raw material for rolling ASTM A519 1020 seamless steel pipe is round pipe billet, and the round pipe billet should be cut by cutting machine to 1 meter bi
May-29-2018
One of the most important problems encountered in the use of GBT 8162 42CrMo seamless pipes is the problem of rust. Once rusty, many characteristics of 42CrMo
May-25-2018
GBT 8162 Q345D seamless steel pipes are relatively easy to appear some problems in the production process. In order to ensure the performance homogenization of
May-25-2018
During continuous development, GBT 8162 40Cr seamless steel pipe also has a better promotion in performance, today BBN steel would like to introduce how to impr
May-24-2018
GBT 8162 Q345B seamless steel pipes are made up of various elements. The different proportions combination of the elements decide distinct mechanical properties
May-18-2018
GBT 8162 20# seamless steel pipes are frequently used in our daily lives, and the most common application is for water pipes at home. Most water pipes are made
May-15-2018
ASTM A53 Grade B/A53 Gr.B seamless steel pipes are intended for mechanical and pressure applications and are also acceptable for ordinary uses in steam, water,
May-14-2018
The outer surface area of ASME SA179 seamless steel tube is increased after the empty drawing, and the inner surface area is reduced, and there will be a neutra
May-11-2018
The most commonly used GBT 8162 35CrMo steel pipes are seamless pipes, it is seldom to find 35CrMo welded pipe. One of the main reason is that the weldability o
May-10-2018
The recommended heat treatment temperature of GBT 8162 45# seamless steel tube is 850℃ for normalizing, 840℃ for quenching, and 600℃ for tempering.GBT 8162 4
May-10-2018
Q345B reelpipe is formed steel pipe billet from the steel plate through the roller machine, and then welded into Q345B steel pipe by submerged arc welding or el
May-09-2018
The general mild steel materials for American standard seamless steel pipes are ASTM A106 Gr.B and A53 Gr.B. Generally, the strength and flattening test of ASTM
May-08-2018
The weather resistance treatment is widely adopted for corten B steel sheets. Before the treatment, we need to take the following three points into consideratio
May-07-2018
A387 Grade 12 Class 2/ A387Gr12Cl2 chromium molybdenum alloy steel plates do well in resistance to hydrogen embrittlement, hydrogen corrosion and hydrogen exfol
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