Jul-13-2018
The production process of straight seam API 5L X60 PSL1 welded steel pipe is relatively simple. The main production processes include high frequency welded st
Jul-12-2018
API 5L X56 PSL1 steel pipe shall be submitted for acceptance in batches, and the group approval rules shall comply with the relevant product standard API.API
Jul-11-2018
API 5L generally refers to the implementation standards of pipeline steel pipe. API 5L X52 pipe is used to deliver oil, steam, water, etc. to oil and gas indu
Jul-10-2018
The American petroleum institute API specifies different specifications for the pipeline steel. The two pipe specifications under API 5L X42 are API 5L X42 PS
Jul-09-2018
With the rapid development of continuous rolling of high quality steel strip, the progress of welding and inspection technology, the continuous improvement of
Jul-05-2018
There are many defects in the welding process of EN10297-1 34CrMo4 alloy tube, such as inclusion, bubble, burning, and so on. Only a standard welding process
Jul-03-2018
The production process of EN10297-1 E355 seamless pipe is mainly accomplished by stretch reducing. The stretch reducing process is a continuous rolling proces
Jul-03-2018
This week, China's EN10297-1 C45E seamless steel pipe market has a strong demand, and the quotations of economic and trade partners have been raised as a whol
Jul-02-2018
The DIN17175 ST45.8 steel pipe users are usually particular about quality. However, there are also a lot of shoddy DIN17175 ST45.8 steel pipe on the market. S
Jul-02-2018
As leading DIN17175 17Mn4 steel pipe supplier in China, BBN steel received a lot of complainments from clients about inferior DIN17175 17Mn4 steel pipe on the
Jun-27-2018
According to different production methods, DIN17175 13CrMo44 seamless tubes can be divided into hot rolled 13CrMo44 tubes, cold rolled 13CrMo44 tubes, cold dr
Jun-26-2018
Is it another round of roller coaster for the price rise of DIN17175 ST35.8 boiler tubes? The industry has a different opinion on it. The more consistent view
Jun-25-2018
Fixed length within certain range is an effective measure to save materials of ASTM A519 4140 steel pipes. That is to require the 4140 pipe delivery within
Jun-22-2018
ASTM A519 4130 chromium molybdenum seamless steel pipes are mainly used for manufacturing steel pipe off-road vehicles, rock climbing vehicles, all terrain ve
Jun-13-2018
The most commonly used alloying elements in ASTM A572 Grade 50 low alloy steel are manganese, silicon, chromium and nickel. If corrosion resistance must be
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