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  • what is the Stainless steel 304L, 304H, 304N  difference
    Post time: 06-24-2019

    304 food grade stainless steel is a common type of stainless steel material model, has a relatively good corrosion resistance, high toughness, high temperature resistance up to 800℃, and the processing performance in various models is also relatively excellent, widely used in the catering kitch...Read more »

  • What is austenitic stainless steel?
    Post time: 06-21-2019

    In 1913, austenitic stainless steel was introduced in Germany, austenitic stainless steel has been playing the most important role in stainless steel.In recent years, the production and use of austenitic stainless steel accounts for about 70% of the total production and use of stainless steel. W...Read more »

  • The difference between 304 and 316 stainless steel
    Post time: 06-18-2019

    Stainless steel has been word-of-mouth excellent functional materials, and since humans use, stainless steel products, decoration, pipelines and other related products by continual research and development, now in the life, as long as literally sideways two eyes can see the figure of stainless s...Read more »

  • What are the characteristics of stainless steel?
    Post time: 06-17-2019

    Stainless steel is a corrosion resistant, high temperature resistant, can be processed in depth of an environmental protection material, in many fields can be used, and after decades of development and precipitation, domestic stainless steel production technology has become mature, has accumulat...Read more »

  • Whether stainless steel is magnetic or not
    Post time: 06-13-2019

    All metals react with oxygen in the atmosphere to form an oxide film on the surface.Unfortunately, the iron oxide formed on ordinary carbon steel continues to oxidize, causing the corrosion to expand and eventually form holes.You can use paint or oxidation resistant metal plating to protect the ...Read more »

  • Why scrap need classification
    Post time: 06-12-2019

    Scrap steel must be sorted. 5.2 the single dimension of scrap steel shall not be greater than 1500 mm, and the single weight shall not be greater than 1500kg. 5.3 for scrap steel with corrosion on the surface of a single piece, the rust thickness attached to each side shall not be more than 10% ...Read more »

  • How is scrap steel inspected
    Post time: 06-11-2019

    Several points on the quality inspection of scrap steel: Metallurgical enterprises have two major problems in the quality inspection of scrap iron and steel. One, buckle impurities Set up inspection scales at the steel scrap unloading site, and return to inspect the steel after unloading under ...Read more »

  • What is scrap steel
    Post time: 06-10-2019

    Scrap steel, refers to the steel scrap that does not become a product in the production process of steel works (such as cutting edge, cutting the first class) and the steel material in equipment and components that are scrapped after use, the composition of which is steel is called scrap steel;C...Read more »

  • Stainless steel plate bending processing needs to pay attention to what matters
    Post time: 06-04-2019

    In view of the stainless steel itself high yield point, high hardness, cold hardening effect is significant and other characteristics, in the processing operation should pay attention to the following conditions: 1, per unit size, the thicker the stainless steel plate, the greater the bending fo...Read more »

  • Stainless steel plate bending processing points for attention
    Post time: 06-03-2019

    Stainless steel plate in many practical applications, has a very broad application prospects, it can be processed into any needed style.Stainless steel plate manufacturers for stainless steel plate bending processing process, need to pay attention to the following matters: In view of the characte...Read more »

  • What is the difference between stainless steel plate and calender plate
    Post time: 06-01-2019

    Stainless steel calender has the following characteristics:  1. Quality: compared with the positive materials, there is a certain gap in the quality of calendering materials. Apparently, the color of calendering materials is darker than that of the positive plates, and the negative thickness is ...Read more »

  • What did an explosion cause?
    Post time: 05-31-2019

    After the xiangshui explosion on March 21, jiangsu province launched a large-scale investigation and rectification campaign on the safety production of chemical enterprises and chemical industrial parks. On April 1, jiangsu province released a plan for improvement and improvement of the chemica...Read more »

  • Post time: 05-25-2019

    Color stainless steel plate is a kind of environmental protection, recyclable decorative material, its surface can be processed into different colors and patterns.The collocation of colour and decorative pattern, let stainless steel board become the symbol of vogue, nobility, tide.As we all know...Read more »

  • What does the addition of L and H in 304 stainless steel tubes represent?
    Post time: 05-22-2019

    L in 304L stainless steel means low, ultra-low carbon stainless steel, the carbon content can be reduced to 0.03% below, can prevent intergranular corrosion, and in theory, the anti-stress corrosion effect is stronger than 304, but in practice is not significant.The intent is the same to reduce ...Read more »

  • Can 304 stainless steel resist the corrosion of brine?
    Post time: 05-21-2019

    Is 304 stainless steel brine resistant?Brine is the most detailed for example seawater, seawater contains salt inside, chloride ion is the main component part of salt, so seawater is full of chloride ion, the stainless steel of general raw material is the most afraid of chloride ion.When stainle...Read more »

  • Whether the stainless steel has magnetism
    Post time: 05-20-2019

    In real life, most people think that stainless steel is not magnetic, and the use of magnets to identify stainless steel, this method is very unscientific. First of all, zinc alloy, copper alloy can generally copy the appearance of stainless steel color, there is no magnetic, easy to be mistak...Read more »

  • How to distinguish 304 stainless steel
    Post time: 05-18-2019

    6 methods for the identification of 304 stainless steel: 1. There is a stainless steel identification liquid on the market, and the type of stainless steel is known by the content of nickel element in the stainless steel. 2 magnetic discrimination 304 stainless steel, the general magnetic larger...Read more »

  • How to distinguish 201 from 304 stainless steel
    Post time: 05-10-2019

    1, commonly used stainless steel plate is divided into 201 and 304 two models, the actual is the composition is different, 304 quality is better, but the price is expensive, 201 poor.304 for imported stainless steel plate,201 for domestic stainless steel plate. 2. The composition of 201 is 17cr-...Read more »

  • Post time: 05-09-2019

    Does the market really have low price and good quality stainless steel plate?Before we figure this out, what is stainless steel?Why are there pros and cons?Price difference? Stainless steel – officially known as not easy to rust steel, referred to as stainless steel!Only when the metal ele...Read more »

  • What is hot rolling of stainless steel
    Post time: 05-08-2019

    The advantage of the hot rolling process of stainless steel is that it can destroy the cast structure of the stainless steel body, so as to refine the grain of the stainless steel material, and can also remove the defects of the microstructure, so as to make the metallographic structure of the s...Read more »

  • How to choose the right stainless steel plate
    Post time: 05-07-2019

    Due to the type of stainless steel, included in the standard brand more, while there are a large number of widely used non-standard brand, these brand performance is different, and there are a large number of widely used non-standard brand, these brand performance is different, so the appropriat...Read more »

  • What about the corrosion resistance of 304 stainless steel tubes
    Post time: 05-06-2019

    The tensile strength of stainless steel pipe made of 304 material is much greater than 530N/mm. Its tensile strength is 2 times that of galvanized pipe, 3 to 4 times that of copper pipe and 8 to 10 times that of PPR pipe. At the same time, also has good ductility and toughness, in basic – 2...Read more »

  • How to prevent and delay the rust of stainless steel pipe?
    Post time: 05-05-2019

    Stainless steel passivation solution is mainly suitable for batch number, production and convenient for small and medium-sized stainless steel workpiece, such as screw, communication equipment parts, stainless steel casting, small furniture, food machinery, digital electrical parts, metal parts,...Read more »

  • How to define high quality stainless steel sheet
    Post time: 04-30-2019

      High quality stainless steel plate is the most basic acid and alkali tolerance is better, heat resistance.In addition, the content of lead, cadmium and other harmful elements in the material is required to be lower than the mandatory standard to prevent hazards caused by long-term exposur...Read more »

  • Do you know the difference between 201,304 and food-grade stainless steel?
    Post time: 04-29-2019

      Food grade stainless steel, also known as “GB9864 stainless steel”, this kind of stainless steel “lead” content is much lower than ordinary stainless steel, the anti-corrosion performance of the product has been increased,   And 304 stainless steel is a kind ...Read more »

  • How to distinguish ordinary steel and 304 stainless steel
    Post time: 04-28-2019

    1, the use of magnet identification can be.Ordinary steel has strong magnetic, 304 stainless steel is not magnetic or weak magnetic (manufacturers in order to save costs, not in the cold processing after the corresponding heat treatment, magnetic elimination), the same magnet respectively near t...Read more »

  • ” beautiful foshan, go all the way forward” “50km hiking activity
    Post time: 04-12-2019

    On March 30, more than 60 brothers and sisters from the group headquarters and foshan hongwang took part in the hiking activity of “damei foshan, marching forward all the way”.   With brisk steps, we set off from junlan riparian park and walked along the beautiful riverside scenery b...Read more »

  • He rong, inspector of guangdong provincial department of industry and information technology and other leaders visited yangjiang hongwang for investigation
    Post time: 04-01-2019

    On March 15, he rong, inspector of guangdong provincial department of industry and information technology, Chen jian, deputy director of the provincial department of finance and other leaders visited yangjiang hongwang for research.Chen jin, deputy secretary-general of yangjiang municipal govern...Read more »

  • Hongwang class | group headquarters held business etiquette training
    Post time: 03-28-2019

    In order to further improve the professional quality of employees, build a good corporate image and enhance the cultural soft power of the enterprise, on March 24, a unique business etiquette training was held in the meeting room on the 29th floor of the group headquarters. Nearly 40 employees f...Read more »

  • Hongwang stainless steel invite you to meet with the Canton fair
    Post time: 03-25-2019

    My dear customer friend How do you do! Thank you all the way to our hongwang stainless steel products trust and support!In order to maintain long-term cooperation and better display our products and services, hongwang group specially invites foreign friends from all walks of life to participate ...Read more »

  • Ren xiaotie, deputy secretary-general of guangdong provincial government and other leaders visited the headquarters of hongwang group for investigation
    Post time: 03-15-2019

    On the morning of March 13, ren xiaotie, deputy secretary-general of guangdong provincial government, tu gaokun, director of the provincial department of industry and information technology, qian yongcheng, deputy director of the provincial market supervision administration and other leaders vis...Read more »

  • Hongwang style | learn from Tsingshan
    Post time: 03-13-2019

    Since 2014, hongwang has been stationed in beautiful wandu peninsula and established cooperative relationship with powerful qingshan. Relying on raw material advantage of qingshan and cold continuous rolling technology of hongwang, fujian hongwang has been rooted and germinated.Chairman of the gr...Read more »

  • Hongwang style | as a supervisor in the management of the basic requirements
    Post time: 03-12-2019

    Fujian hongwang has a great characteristic that most of the supervisors are promoted step by step from the grass-roots level. After being the supervisor, I have a clear understanding of all kinds of businesses in my region and pay attention to the operation of the team driven by personal technic...Read more »

  • Hongwang style | market – oriented, customer – centered
    Post time: 03-11-2019

    “Take the market as the guidance, take the customer as the center” is our service tenet, hunan days macro to “respect for customers, treat employees, the good faith management, sustainable development” as its core values, which put forward “” respect for custo...Read more »

  • Vice mayor of yangjiang zhang lei and his delegation visited the headquarters of hongwang group for research
    Post time: 02-25-2019

    On February 20, zhang lei, vice mayor of yangjiang city, visited the headquarters of hongwang group for investigation.Dai chu-hui, chairman of the group, Chen jin-hong, chairman of foshan gold chang chang nonferrous metal co., LTD., and du hai-bo, chairman of guangdong wanjiahong stainless steel ...Read more »

  • Classic review: hongwang group welcome party in 2019
    Post time: 02-21-2019

    Spring returns to the earth, splendid new add!On the evening of January 26th, the brand-new finishing workshop of zhaoqing hongwang was full of shining colors and friends. The welcome party of hongwang group in 2019 was held here grandly.Wang zhe, deputy secretary of the party working committee ...Read more »

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