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Welding technology of API 5L X60 PSL1 welded steel pipe

Welding technology of API 5L X60 PSL1 welded steel pipe

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

Steps for acceptance of API 5L X56 PSL1 steel pipe

Steps for acceptance of API 5L X56 PSL1 steel pipe

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

What is the difference between API 5L X52 PSL1 pipe and API 5L X52 PSL2 tube

What is the difference between API 5L X52 PSL1 pipe and API 5L X52 PSL2 tube

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

What is the difference between API 5L X42 PSL1 steel pipe and API 5L X42 PSL2 line pipe

What is the difference between API 5L X42 PSL1 steel pipe and API 5L X42 PSL2 line pipe

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

What harm does the excessive weld height of API 5L Gr.B PSL1 welded pipe bring

What harm does the excessive weld height of API 5L Gr.B PSL1 welded pipe bring

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

Correct welding method for EN10297-1 34CrMo4 alloy tube

Correct welding method for EN10297-1 34CrMo4 alloy tube

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

How to correct the tortuosity of EN10297-1 E355 seamless pipes

How to correct the tortuosity of EN10297-1 E355 seamless pipes

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

China EN10297-1 C45E seamless steel pipe market is active and price rises

China EN10297-1 C45E seamless steel pipe market is active and price rises

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

How to identify shoddy DIN17175 ST45.8 steel pipe

How to identify shoddy DIN17175 ST45.8 steel pipe

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

How to identify inferior DIN17175 17Mn4 steel pipe

How to identify inferior DIN17175 17Mn4 steel pipe

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

Production methods of DIN17175 13CrMo44 seamless tube

Production methods of DIN17175 13CrMo44 seamless tube

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

The market demand for DIN17175 ST35.8 boiler tube is weakening

The market demand for DIN17175 ST35.8 boiler tube is weakening

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

The length of ASTM A519 4140 steel pipes

The length of ASTM A519 4140 steel pipes

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

The application of ASTM A519 4130 chromium molybdenum seamless steel pipes

The application of ASTM A519 4130 chromium molybdenum seamless steel pipes

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

The alloy elements in ASTM  A572 Grade 50 low alloy steel

The alloy elements in ASTM A572 Grade 50 low alloy steel

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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