How to design the size of axial positioning pipe sleeve forgings?

How to design the size of axial positioning pipe sleeve forgings?

In order to prevent the pipe sleeve forging from axial movement under axial load, the axial positioning device is applied to the bearing on the shaft and in the hole. How to design the size of axial positioning pipe sleeve forging? ...

Read More »

What is silver bright steel?

Silver bright steel It is also called silver steel branch, commonly known as bright round bar or smooth circle. It refers to the round steel with bright surface without rolling defects and decarburization layer. All kinds of steel, carbon steel, easy cutting ...

Read More »

What is carburized steel?

What is carburizing? Carburizing is a kind of surface heat treatment technology, which points to the heat treatment method of quenching after carburizing atoms on the surface of steel parts. Through the infiltration of carbon, the wear resistance, durability, toughness and other properties ...

Read More »

Quality management measures of pressure vessel manufacturing materials

Reasonable selection, proper storage and correct use of manufacturing materials are the prerequisite and basis for ensuring the quality of pressure vessels. This article makes some meaningful discussions on the material quality management issues in pressure vessel manufacturing, hoping to ...

Read More »

What is stainless steel strip?

What is stainless steel strip?

What is stainless steel strip? Stainless steel strip can be regarded as the extension product of ultra-thin stainless steel plate. It is a kind of long and narrow stainless steel plate which is usually manufactured to meet the needs of various industrial ...

Read More »

What is Q235?

What is Q235? Q235 steel is a kind of carbon structural steel. It is equivalent to A3 and C3 steel in the old standard gb700-79, and the Russian toct brand is used. Q in the steel grade represents the yield ...

Read More »

Research Progress on stress corrosion crack propagation behavior of cold worked nuclear power structural materials in high temperature and high pressure water

Research Progress on stress corrosion crack propagation behavior of cold worked nuclear power structural materials in high temperature and high pressure water

In the early nuclear power plants, the pipes were mainly made of 304SS and 316SS austenitic stainless steel, and stress corrosion cracking (SCC) often occurred in the cold working area of steel pipes. Transgranular stress corrosion (TGSCC) of welded core shroud ...

Read More »

Research status and development of high temperature and high pressure water notch fatigue properties of nuclear power materials

Research status and development of high temperature and high pressure water notch fatigue properties of nuclear power materials

Corrosion fatigue is one of the potential failure modes of nuclear power materials in service. The results show that the fatigue life of materials in high temperature and high pressure water environment is significantly decreased in light water reactor (LWR). ...

Read More »

How to choose valve material under high temperature condition?

How to choose valve material under high temperature condition?

The high temperature valve has good quenching property and can be deeply quenched instead of the surface quenching of anti saw lock on the market. In general information, the valve with working temperature T > 450 ℃ is called high ...

Read More »

India’s Antidumping on stainless steel plate imported from Indonesia / nickel mine production in Philippines dropped sharply year on year / automobile sales increased by 16.4% in July / medium plate rolling breakthrough of Jiuquan Steel Co., Ltd. / import ban change of Vietnam 201

India’s preliminary ruling: it is necessary to levy temporary countervailing duty for the subsidy of stainless steel flat products from Indonesia On August 7, 2020, the trade remedy administration of the Ministry of Commerce and industry of India announced the ...

Read More »
Scroll To Top