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Seamless steel tubes — alloy steel tubes

GB/T5310-2008 seamless steel tube is a kind of high quality steel tube. The boiler tube is divided into general boiler tube and high pressure boiler tube according to its high temperature performance. High pressure boiler pipe is mainly used for manufacturing high pressure and above pressure stea... Read More

SEAMLES STEEL TUBES FOR HIGH-PRESSURE BOILERS

Seamless steel tubes for high pressure boilers include GB/5310-2007 standard, ASME SA-106/SA-106M-2015,ASTMA210(A210M)-2012, medium carbon steel seamless steel tubes for boilers and superheaters, ASME AS – 213 / SA – 213 M, ASTM A335 / A335M – 2018. GB/T5310-2017 is mainly used ... Read More

Used for manufacturing seamless steel tubes for pipes, vessels, equipment, fittings and mechanical structures GB/T8162-2008

Seamless steel pipe for structure (GB/T8162-2008) is used for general structure and mechanical structure of seamless steel pipe. Used for manufacturing seamless steel tubes for pipes, vessels, equipment, fittings and mechanical structures Construction: hall structure, sea trestle, airport structu... Read More

API5CT oil pipeline

As we all know, fuel oil is refined from petroleum. The price of petroleum is rising these years, and the cost of driving is getting higher and higher. In the process of extracting oil, many pipelines need to be installed. Here’s a look at the pipeline: Tubing (GB9948-88) is a seamless stee... Read More

SA210 high pressure alloy pipe

SA210 High pressure alloy pipe implementation standard ASTM A210—– ASME SA210- American Society of Mechanical Engineers standard. Suitable for use in boiler pipe and flue pipe, including safety end, vault and support pipe and superheater pipe with minimum wall thickness seamless mediu... Read More

Correct selection of seamless steel pipe

Seamless steel pipe is made without weld by hot working methods such as perforated hot rolling. If necessary, the hot-worked pipe can be further cold-worked to the desired shape, size and performance. At present, seamless steel pipe  is the most used pipe in petrochemical production units. (1) Ca... Read More

Seamless alloy steel Pipe ASTM A335

ASTM A335 P5 Is An Alloy Steel Seamless Ferritic High Temperature Pipe Of American Standard. Alloy Tube Is A Kind Of Seamless Steel Tube, Its Performance Is Much Higher Than The General Seamless Steel Tube, Because This Kind Of Steel Tube Contains More C, The Performance Is Less Than The Ordinary... Read More

Happy May Day

International Labor Day, also known as “May 1 International Labor Day”, “International Demonstration Day” is a national holiday in more than 80 countries in the world.It’s on May 1 every year.It is a holiday shared by working people all over the world. Every extraor... Read More

ASTM A53 Seamless Steel Tube

Standard ASTM A53/A53M/ASME SA-53/SA-53M Application: suitable for bearing and bearing parts, also for steam, water, gas and air pipelines. Seamless steel tube manufacturing process.According to its manufacturing process, seamless steel tube is divided into hot rolled seamless steel tube, cold dr... Read More

Basic knowledge of seamless alloy steel pipe

Alloy tube can be divided into: low alloy tube, alloy structure tube, high alloy tube, heat resistant acid stainless tube, high temperature alloy tube. Steel tubes for pipeline, thermal equipment, mechanical industry, petroleum, geological drilling, container, chemical industry, special purpose s... Read More

Steel Stock Market

As the price continues to rise transaction support gradually weakened, coupled with the recent macroeconomic factors of the disturbance of the impact of the price is gradually revised, so the follow-up market price began to gradually become rational.On the other hand, with the gradual accumulatio... Read More

Seamless steel tubes for Low and medium pressure boilers (GB3087-2018)

Seamless steel tubes for low and medium pressure boilers (GB3087-2018) are high quality carbon structural steel hot-rolled and cold-drawn (rolled) seamless steel tubes, which are used for manufacturing superheated steam pipes, boiling water pipes for various structures of low and medium pressure ... Read More

Sanonpipe holiday notification

The holiday notice for Qingming Festival 2022 is as follows: We have a 3-day statutory holiday. Please send any information directly to your mailbox, and I will contact you as soon as possible.   Read More

Boiler tube

Boiler tube is a kind of seamless tube. The manufacturing method is the same as seamless pipe, but there are strict requirements on the type of steel used to manufacture steel pipe. According to the use of temperature is divided into two kinds of general boiler tube and high-pressure boiler tube.... Read More

Oil pipeline

Today we introduce the commonly used oil seamless steel pipe, oil pipe (GB9948-88) is suitable for oil refinery furnace tube, heat exchanger and seamless pipe. Steel pipe for geological drilling (YB235-70) is used for core drilling by geological department, which can be divided into drill pipe, d... Read More

Salute to the great “Half the Sky” of the New Era

On March 8, 2022, we celebrate the international Working Women’s Day, an annual festival exclusively for women.As a celebration of women in the economic, political and social fields have made significant contributions and great achievements and set up a festival, also known as “Inter... Read More

Dragon Heads-Raising Day

Longtaitou festival is a traditional Chinese festival held on the second day of the second month of the Chinese calendar. In the north, The second of February is also called “Dragon Head Day”, also known as “Spring Dragon Festival”.It symbolizes the return of spring and t... Read More

Steel stock market

Last week domestic steel market price weak operation.Overall, end-market demand is weak at the moment, but as time goes on, this phenomenon will gradually improve.On the other hand, the overall supply of the northern market is still affected by the Winter Olympics, so the incremental part of the ... Read More

How to test seamless steel pipe?Which projects are the focus!

Seamless steel pipe is a kind of long steel with hollow section and no joint around.The steel pipe has a hollow section and is widely used for conveying fluid pipelines, such as conveying oil, natural gas, gas, water and some solid materials.Compared with solid steel such as round steel, steel pi... Read More

2022 Spring Festival Holiday notice

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Knowledge of seamless steel pipe inspection

1、chemical composition test 1.according to the chemical composition and mechanical properties of domestic seamless pipe, such as 10, 15, 20, 25, 30, 35, 40, 45 and 50 steel chemical composition should comply with the provisions of GB/T699-88.Imported seamless pipes shall be inspected according ... Read More

Seamless steel tube knowledge

The outer diameter of hot-rolled seamless pipe is generally greater than 32mm, and the wall thickness is 2.5-200mm. The outer diameter of cold-rolled seamless steel pipe can reach 6mm, and the wall thickness can reach 0.25mm. The outer diameter of thin-walled pipe can reach 5mm and the wall thick... Read More

Steel prices before and after the Spring Festival: before the festival is not bearish, not bullish after the festival

2021 has passed and a New Year has begun.Looking back on the year, the steel market has had its ups and downs.In the first half of the year, the global economic recovery, the rapid growth of domestic real estate and fixed asset investment, driving the demand for steel, steel prices into the risin... Read More

Five kinds of heat treatment process for seamless steel tube and precision steel tube

The heat treatment process of steel pipe mainly includes the following 5 categories: 1, quenching + high temperature tempering (also known as quenching and tempering) The steel pipe is heated to the quenching temperature, so that the internal structure of the steel pipe is transformed into auste... Read More
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