1. looks from the spiral steel tube. The appearance is to pay attention to those welded joints. The appearance is not a defect and a lack of scale. Th...
Date:2018-04-11 Tags:Quality Inspection of Spiral Steel Pipe
ASTM A520 Standard Specification for seamless and resistance welded carbon steel pipe products supplementary requirements, for high temperature servic...
Date:2018-04-11 Tags:ASTM A520 Seamless Carbon Steel Pipe & Electric Resistance Welded (ERW) Pipe
The US "Wall Street Journal" disclosed in a report on the 16th that Peter Navarro, director of the White House National Trade Commission, has a close ...
Date:2018-04-10 Tags:US media reveal that government trade officials and steel interest groups use each other
The quality control of high frequency longitudinal welded pipe is also a key factor to ensure the safety of operators. The main application fields inc...
Date:2018-04-10 Tags:Quality Control of High Frequency Straight Seam Welded Pipe in Processing
The typical process of high frequency straight welded pipe: open coil - steel strip leveling - head and tail shear - steel strip butt welding - Live s...
Date:2018-04-10 Tags:High frequency straight seam welded pipe
In all steel pipes, ASTM A53 seamless steel pipe occupies a large proportion, but in actual production, the seamless steel pipe is often used to contr...
Date:2018-04-10 Tags:Control Measures of ASTM A53 Seamless Steel Tube Side
1, the supply of ASTM A53 seamless steel pipe, compared with other traditional pipes, is lighter in raw material, high in strength, good in tolerance,...
Date:2018-04-10 Tags:Performance Comparison between ASTM A53 Seamless Steel Pipe and Conventional Pipe
Yonhap News Agency reported on April 4th that South Korea Steel had just won the “232 Survey” in the United States for exemption from customs duties, ...
Date:2018-04-09 Tags:EU launches safeguard survey on 26 steel products
According to the characteristics of the city's buried sewage pipe, the coating of carbon steel pipes should meet the following basic requirements. ...
Date:2018-04-09 Tags:Requirements of Sewage Pipe Corrosion
The material should be chosen by the coating machine itself, because according to the installation and coating procedures, various materials can be us...
Date:2018-04-09 Tags:DIN 30670
Scope between ASTM A53 and ASTM A106 ASTM A53 is Standard Specification for Pipe, Steel, Black and Hot-Dipped, Zinc-Coated, Welded and Seamless. AST...
Date:2018-04-08 Tags:ASTM A53 VS ASTM A106
1, The supply of astm a53 seamless steel pipe compared to other traditional pipe, raw materials lighter, high strength, good tolerance, can withstand ...
Date:2018-04-08 Tags:Performance Comparison of ASTM A53 Seamless and Normal Steel Pipes
As the individual quality of spiral steel pipe is relatively large, it must be stacked in the outdoors, but it will be difficult to avoid the sun and ...
Date:2018-04-08 Tags:Rust Protection of Spiral Steel Pipe
The thermal expansion seamless pipe is a thermal expansion pipe that we often say. Its density is relatively low, but the pipe has very high shrinkage...
Date:2018-04-08 Tags:The difference between thermal expansion of seamless steel tubes and seamless steel tubes
1, the next thick-walled seamless steel pipe easy to fold. Folding is the formation of a variety of fold lines on the surface of thick-walled seamless...
Date:2018-04-08 Tags:Corrosion of thick-walled seamless steel tubes
