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May 25th Zhengzhou market hot rolled plate price

May 25th Zhengzhou market hot rolled plate price

May-26-2020

Today (May 25th), the latest trend of the hot-rolled plate prices in the Zhengzhou market showed a decline in performance. Among them, the price of BBN hot rolled sheet 3.0 * 1500 Q235B steel: 3780 RMB/ton, down 20 from yesterday.

What is the application of A517GrB alloy?

What is the application of A517GrB alloy?

May-22-2020

A517GrB steel plate is a high-strength quenched and tempered alloy steel for pressure vessels and welded boilers. A517GrB alloy steel should be killed steel, and should meet the requirements of A20 / A20M standard fine austenite grain size.

China adjusts iron ore import supervision

China adjusts iron ore import supervision

May-22-2020

As a global manufacturing country, China has long been the world's largest importer and consumer of iron ore. According to official Chinese data, China's iron ore imports in 2019 totaled 1.069 billion tons, an increase of 0.47% year-on-year, the second

Differences between 20Cr and 40Cr alloy

Differences between 20Cr and 40Cr alloy

May-19-2020

20Cr alloy steel and 40Cr steel are mostly used to make carburized parts (oil quenching) with high core strength requirements, surface wear, cross section below 30mm, or messy shape and light load, such as: machine tool gearbox gears, gears Shaft.

A106 Gr.A seamless steel pipe for high-temperature service

A106 Gr.A seamless steel pipe for high-temperature service

May-18-2020

A106 Gr.A seamless steel pipe has very good welding performance. Due to the low C content, normally there will be no severe hardening structure due to welding, and the welded joint has good plasticity and toughness. It belongs to the ordinary carbon steel

P355NH steel vs P460NH steel

P355NH steel vs P460NH steel

May-14-2020

P355NH steel and P460NH are pressure vessel steel grades under EN10028-3 standard. P355NH steel is a non-alloy quality steel, while P460NH steel is a alloy special steel. Welcome to contact us if you are interested in our weldable fine grain structural st

P355NL1 steel vs P355NL2 steel

P355NL1 steel vs P355NL2 steel

May-14-2020

P355NL1 steel and P355NL2 steel both are weldable fine gran steels for pressure purposes. These steel plates are supplied in normalized condition. For the chemical composition, there are subtle differences of phosphorus and sulphur content as follows.

BBN steel casting the brand power of the powerful steel country

BBN steel casting the brand power of the powerful steel country

May-13-2020

On May 10 this year, the fourth Chinese brand day was ushered in. In fact, as early as 2014, General Secretary Xi Jinping had proposed "three changes" during his inspection in Henan-"Promote the transformation of Chinese manufacturing to Chinese creati

What are the proof strength requirement of P460NH at elevated temperature?

What are the proof strength requirement of P460NH at elevated temperature?

May-11-2020

P460NH under EN10028-3 weldable fine grain steel standard is alloy special steel. It is always delivered in normalized condition. P460NH tensile strength is at 570_720 Mpa for thickness belows 60mm,even maximum 730 Mpa is OK for the product thicknesses up

What are the differences of P460NL1 and P460NL2 steel?

What are the differences of P460NL1 and P460NL2 steel?

May-11-2020

P460NL1 and P460NL2 are European special alloy steels for pressure purposes and mainly used for manufacturing pressure vessels and boilers and tanks. The mechanical properties requirement of P460NL1 and P460NL2 steel are same.

What are the characteristics of 30CrMo seamless steel pipe?

What are the characteristics of 30CrMo seamless steel pipe?

May-08-2020

30CrMo seamless steel pipe has high strength and toughness, high hardenability, and the critical hardening diameter in oil is 15-70mm; the thermal strength of steel is also good, with sufficient high temperature strength below 500 ℃.

April China exported 6.319 million tons of steel

April China exported 6.319 million tons of steel

May-08-2020

According to the data of the General Administration of Customs on May 7th, 2020, China exported 6.319 million tons of steel products in April 2020, a decrease of 157,000 tons from the previous month, a year-on-year decrease of 0.2%.

06Ni9DR material for low temperature pressure vessel

06Ni9DR material for low temperature pressure vessel

May-06-2020

GB24510-2009 06Ni9DR material is a steel plate of -196 ℃ low temperature pressure vessel. Because of its good low temperature impact resistance and extremely low thermal deformation coefficient, it is widely used in LNG ships and LNG storage and transport

Wholesale SA516 Grade70 steel plate China supplier

Wholesale SA516 Grade70 steel plate China supplier

Apr-29-2020

ASME SA516 Grade70 steel is an American standard container plate for medium and low temperature pressure vessels. Wholesale SA516 Grade70 steel plate China supplier, we can supply and export SA516Gr70 steel plates and sheets with large stock.

Global crude steel production in March 2020

Global crude steel production in March 2020

Apr-27-2020

In March 2020, the crude steel output of 64 countries included in the World Steel Association's statistics was 147.1 million tons, down 6.0% year on year. As the impact of the new crown pandemic on economic and social activities continues, many pr

What is the material of marine steel plate?

What is the material of marine steel plate?

Apr-27-2020

Marine steel plate refers to the hot-rolled steel plate used for manufacturing the hull structure produced according to the requirements of the classification society. It is mainly used to manufacture the hulls and decks of ocean-going, coastal and inland

CISA: Production inventory of steel companies in mid-April 2020

CISA: Production inventory of steel companies in mid-April 2020

Apr-24-2020

Statistics from China Iron and Steel Association(CISA): In mid-April 2020, the key statistics steel companies produced a total of 19.5151 million tons of crude steel, 17.8163 million tons of pig iron, 18.7734 million tons of steel, and 3.175 million tons

China's steel exports in March hit a 21-month high

China's steel exports in March hit a 21-month high

Apr-17-2020

According to statistics from the General Administration of Customs, in March 2020, China exported 6.476 million tons of steel products, an increase of 2.7 million tons from February, a quarter-on-quarter increase of 71.5%, and a year-on-year increase of 2

Hot rolled carbon steel strips common material

Hot rolled carbon steel strips common material

Apr-15-2020

There are different types of hot rolled carbon steel strips we can supply like hot rolled GB3524-83 ordinary carbon steel, hot-rolled wide-band steel for bicycles, pressure vessel hot rolled strips.
1. Hot-rolled ordinary carbon structural steel strip

What is the difference between cold drawn tube and cold drawing tube?

What is the difference between cold drawn tube and cold drawing tube?

Apr-15-2020

The so-called cold drawn tube is to draw the metal with a cold drawing machine without heating. The advantage is that it does not need to be carried out at high temperature. The disadvantage is that the residual stress is large and cannot be drawn too lon

What are the properties of Q345C seamless tube?

What are the properties of Q345C seamless tube?

Apr-13-2020

Q345C seamless pipe is one of the materials of low alloy steel pipe.
Q345C seamless tube: Q345A, Q345B, Q345C, Q345D, Q345E
Main properties of Q345C seamless tube:
It has good comprehensive mechanical properties, good weldability, cold, hot workability

How to remove rust of Q345B low-alloy steel pipe?

How to remove rust of Q345B low-alloy steel pipe?

Apr-13-2020

Q345B low-alloy steel pipe derusting should first clean the surface of the steel with solvent and emulsion. This method is only used as an auxiliary means of anti-corrosion, and can not really play the role of removing the rust of stainless steel pipe.

Eurofer proposes to cut 75% steel import quota

Eurofer proposes to cut 75% steel import quota

Apr-10-2020

According to the data released by the European Iron and Steel Industry Union, shorten as European Steel Union (Eurofer), the steel consumption of the automobile industry accounts for 18% of the total steel consumption of the EU. At present, the Eurofer ha

What is the low alloy steel properties performance?

What is the low alloy steel properties performance?

Apr-09-2020

Low alloy steel has been widely used in the manufacture of construction machinery, ships, bridges, high-rise buildings, boilers and pressure vessels, electricity, and various vehicles. Below are the properties of low alloy steel.

What are the properties of 16MnR steel?

What are the properties of 16MnR steel?

Apr-09-2020

16MnR is common low alloy steel, special steel for boiler and pressure vessel, and common material for boiler and pressure vessel. It has high strength and good plastic toughness. Common delivery status is hot rolled or normalized. It is a low-alloy high-

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