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  Stainless steel products are currently used more than a kind of steel products. At present, stainless steel products have entered every household, and has been widely recognized by consumers. With the continuous improvement of the production technology of stainless steel, the performance ...Read more »

“Let the stainless steel become colorful, fashion and temperature, to meet the people’s pursuit of a better life. The color steel dream of hongwang people is down-to-earth and sonorous. March 18, hongwang group foshan hongwang and guangdong hongwang import and export area of nearly ...Read more »

Recently, the ministry of industry and information technology to promote the integration of the director of the department of feng changhui came to zhaoqing hongwang research enterprises to resume work and production, zhaoqing deputy mayor tang xiaobing, director of the city of industry and info...Read more »

Recently, the official website of guangdong provincial development and reform commission released “guangdong province 2020 key construction project plan” list, yangjiang hongwang ii annual output of 500,000 tons of high-quality precision stainless steel plate belt project selected. T...Read more »

Stainless steel as a green, environmental protection of the basic materials, widely used in catering kitchenware, architectural decoration, household appliances, food and medicine medical, municipal public facilities, household supplies and appliances and other fields. With the development of so...Read more »

Recently, ningde party secretary guo xiwen and other leaders visited fujian hongwang research enterprises resume production. Ye qifa, secretary of the party committee of fu ‘an, mayor zhong yiguo and other leaders accompanied the investigation. Deng hongxiang, general manager of fujian hon...Read more »

Recently, the chairman of the board of directors of Qingshan Industry Xiang Guangda and the chairman of Guangxin Group Bai Tao led more than 30 people from the core leadership team of Qingshan Holding Group and Guangxin Group to the on-site inspection and guidance of the first-stage production w...Read more »

Recently, the governor of guangdong province, ma xingrui, went to yangjiang city to conduct research on studying and implementing the spirit of general secretary xi jinping’s important speech, coordinating efforts to prevent and control the outbreak of xinguan pneumonia, and promoting econ...Read more »

Recently, yangjiang party secretary jiao lansheng and other leaders visited yangjiang hongwang research. Zhang lei, member of the standing committee of yangjiang municipal committee, deputy secretary of the municipal committee of the Chinese people’s political consultative conference and s...Read more »

Strength (pressure) for 201 stainless steel is high, because 201 stainless steel contains high Mn (manganese) content, carbon is 201 stainless steel is high, the two alloys determine the strength (pressure), the machine comprehensive performance is good 304 stainless steel.   However, the c...Read more »

1, fatigue strength, 201 hardness is larger, toughness is not as 304, or 304 fatigue resistance is better. 2, 304 stainless steel plate quality is better, but the price is expensive, 201 is poor. 304 stainless steel is imported stainless steel plate,201 is domestic stainless steel plate. 3, 201 ...Read more »

  Timing updates, early spring, we will take a new step in pursuit of dreams. On the occasion of the New Year’s day, on behalf of hongwang group, I would like to extend my best wishes for the New Year to the leaders at all levels and friends from all walks of life who have been caring...Read more »

Nickel: nickel is the most important core element of stainless steel, which can improve the strength, toughness and hardenability of steel. When the content is high, some physical properties of steel and alloy can be significantly changed, and the corrosion resistance of steel can be improved. m...Read more »

Steel that does not rust is usually taken literally as stainless steel, but technically it is not. We usually will not rust in the atmosphere, fresh water and other weak corrosive medium steel is called stainless steel, and will be in acid, alkali, salt, seawater and other harsh corrosive medium...Read more »

  Stainless steel is a kind of high alloy steel that can resist corrosion in the air or chemical corrosion medium, with beautiful surface and good corrosion resistance, without surface treatment such as plating color. Tip 1: there are many kinds of stainless steel, which can be divided into...Read more »

316 stainless steel: 316 stainless steel due to the addition of molybdenum, so its corrosion resistance, atmospheric corrosion resistance and high temperature strength is particularly good, can be used in the harsh conditions; Excellent work hardening (non-magnetic). Scope of application: sea wa...Read more »

(1) weldability Product use of different requirements for welding performance are also different. A kind of tableware does not do the requirement to the welding performance, even including part of the pot enterprises. But most products require good welding properties. Like second class tableware...Read more »

1. If the surface of the workpiece is attached with oil when the stainless steel plate is heated, the thickness and composition of the oxide skin of the oil attachment part are different from that of other parts, and carburizing will occur. The carburized part of oxidized subcutaneous matrix met...Read more »

  1. Content of alloying elements Generally speaking, the content of chromium in 10.5% steel is not easy to rust. The higher the content of chromium and nickel, the better the corrosion resistance, such as 304 material nickel content in 8-10%, chromium content up to 18-20%, such stainless s...Read more »

  1, mechanical properties: in terms of fatigue strength, 201 hardness is larger, toughness is not as good as 304, or 304 fatigue resistance is better; 2. Price: take square tube 50*50*1.4*6000mm as an example, the price of 304 is 248 yuan/strip, while the price of 201 is 124 yuan/strip; 30...Read more »

In the process of transportation and storage of stainless steel plates, the use principles should be observed: Steel plate transport must be packed, be careful when unpacking, operation is strictly prohibited a steel plate on another plate uneven movement. Steel plate storage is generally vertic...Read more »

1. The dirt If only there is dirt on the surface of the door, then wipe it with detergent Can be. But what should notice is the material of stainless steel door is lens face or pull silk, if lens face is about to pay special attention to clean tool, dishcloth must be clean without dust. In addit...Read more »

  Usually a method of cleaning a metal surface. Generally, the product is immersed in an aqueous solution of sulfuric acid to remove the oxide film on the metal surface. It is the pretreatment or intermediate treatment of electroplating, enamel, rolling and other processes. There are three ...Read more »

1, coarse grinding, this process is mainly to remove the workpiece welding of solder joints and above in shangbu process, bruised to joint the rounded preliminary forming, horizontal and vertical plane basic no scratches, no collision, the purpose of the usually use 600 # of abrasive belt grindi...Read more »

  Mechanical polishing Mechanical cutting, polishing is to rely on material surface plastic deformation after removed by polishing the convex part of the smooth surface polishing method, commonly used article oil stone, wool wheel, abrasive paper, etc., with manual operation is given priori...Read more »

  1) mirror polishing: this is a very mature process, with sand belt + high speed polishing machine to remove the stainless steel skin, and then with hemp wheel + cloth wheel polishing, can achieve different degrees of mirror bright surface. To further mention the brightness, you need nicke...Read more »

  1. Chemical methods After pickling, it is important to properly flush with clean water to remove all contaminants and acid residues. After all treatment with polishing equipment to re-polishing, with polishing wax closed can. Local slight rust spot can also be used 1:1 gasoline, oil mixtu...Read more »

  Rolling plate: Reasons for the production of calender: because there is a big difference between hot-rolled coil and cold-rolled coil, and the price of rerolled coil is cheaper than that of cold-rolled coil, the calender has both price advantages and a large margin, so many manufacturers ...Read more »

  1. Weld defects: the weld defects are serious, so manual and mechanical polishing is adopted to make up for them, resulting in uneven surface and poor aesthetics. 2. Inconsistent surface: only pickling and passivation of the weld will cause uneven surface and affect the appearance. 3. Scr...Read more »

  1. Structure classification: austenitic stainless steel, martensitic stainless steel, ferritic stainless steel, duplex stainless steel and submerged hardened stainless steel. 2. Chemical composition classification: Cr stainless steel, cr-ni stainless steel, cr-mn-n-ni stainless steel, ult...Read more »

1. Surface whitening treatment: during the processing of stainless steel, after rolling, binding, welding or after artificial surface fire heating, black oxide skin is produced. This hard gray-black oxide skin is mainly NiCr2O4 and NiF two EO4 components, generally used before hydrofluoric acid ...Read more »

  Recently,  feng songbai, vice mayor of yangjiang city, led a group of leaders from the municipal bureau of industry and information technology and the municipal bureau of ecological environment to visit the production workshop of high-quality cold-rolled stainless steel with an annual out...Read more »

1. Chlorine ion exists in the operating environment Chloride ions are widely found in salt, sweat, sea water, sea breeze, soil and so on. Stainless steel in the presence of chlorine ions in the environment, corrosion quickly, even more than ordinary low carbon steel. No solid solution treatment ...Read more »

304 stainless steel: 304 stainless steel is the most common type of steel, as a wide range of USES of steel, with good corrosion resistance, heat resistance, low temperature strength and mechanical characteristics; Stamping, bending and other thermal processing, no heat treatment hardening pheno...Read more »

1, 304: due to better corrosion resistance, high strength, long life, and a good color and surface gloss, as a rust resistant heat resistant steel is the most widely used, suitable for food equipment, general chemical equipment, especially for decoration industry, such as stainless steel fence. ...Read more »

  1, specification: commonly used stainless steel plate is divided into 201 and 304 two models, the actual composition is different, 304 is better in quality, but more expensive, 201 is worse. 304 is imported stainless steel plate,201 is domestic stainless steel plate. 2, 201 is a section o...Read more »