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Home
Company
Products
Flanges
Weld Neck Forged Flanges
Threaded Forged Flanges
Lap Joint Forged Flange
Socket Weld Forged Flange
Slip On Forged Flange
Blind Forged Flange
Long Weld Neck Forged Flange
Orifice Forged Flanges
Spectacle Forged Flanges
Loose Forged Flange
Plate Flange
Oval Forged Flange (DIN )
Wind Power Flange
ForgedTube Sheet
CUSTOM Forged Flange
Forgings
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Donghuang forging factory complex office building main project successfully capped
On the morning of November 8th, the capping ceremony of Donghuang forging Group factory complex office building (located in Dingxiang Industrial Park, Shanxi Province) was held at the construction site. That morning, the sun is shining, flags fluttering, the construction site is a busy scene ever...
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What is a flange?
Friends in forums and blogs often ask, what is a flange? What is a flange?Most books say that flange, gaskets and fasteners are collectively called flanged joints.Flange joint is a kind of component widely used in engineering design.It is an essential part in piping design and fitting valve, and ...
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DHDZ forgings Obtain ASTM Certificate
American Society for Testing and Materials, ASTM. Formerly known as the International Association for Testing Materials (IATM). The American Society for Materials and Testing (ASTM) is currently one of the largest standards development organizations in the world and is an independent non-profit o...
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The difference between casting and forging
Even the precision casting has casting defects, such as shrinkage cavity, trachoma, fractal surface, pouring hole; Forgings on the other hand. You can also drop the product on the floor, and listen to the sound of the crash, usually the sound of the casting muffled, the forging sound more fragile...
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How to choose heavy forgings?
Ring forgings is to roll the forgings into a circle, can basically control the dimensional tolerance of the product, reduce the amount of machining. However, when choosing ring forgings, we should be careful not to choose defective ring forgings. If choosing defective ring forgings will seriously...
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Forging quality classification
The review of forging quality problems is a very complicated and extensive work, which can be described according to the cause of defects, the responsibility of defects, and the location of defects, so it is necessary to classify them. (1) According to the process or production process of produci...
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The influence of die heat meter treatment technology on the economy of forgings
Heat treatment is one of the indispensable important processes in forging die manufacturing process, which plays a decisive role in die life. According to the requirements of specific forging technology, the heat treatment technology is designed to make the strength (hardness) of the mould match ...
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Influence of forging material on mold life
Forgings have a far-reaching significance in our daily life, and there are also many categories and types. Some of them are called die forgings. The die forgings need to be used in the forging process, so will the forgings affect the life of the die?The following is your detailed introduction: Ac...
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What are the categories of forging molds?
Forging die is a key technological equipment in the production of die forging parts. According to the deformation temperature of the forging die, the forging die can be divided into cold forging die and hot forging die.In addition, there should also be a third type, namely the warm forging die;Ho...
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20 steel – Mechanical properties – Chemical composition
Grade: 20 steel Standard: GB/T 699-1999 characteristics Intensity is a little higher than 15 steel, rarely quenching, no temper brittleness cold deformation plasticity high general for bending calender flanging and hammer processing, such as arch arc welding and resistance welding good welding pe...
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How to find the machining difficulty of stainless steel flange
First of all, before the selection of the drill, take a look at the stainless steel flange processing difficult is what? Find out the difficulty can be very accurate, very fast to find the use of the drill bit. What are the difficulties in stainless steel flange processing? Brief stick knife: sta...
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Inspection before heat treatment of die forgings
The inspection before solution heat treatment is the pre-inspection process of the finished product as specified in the forging part drawing and process card for the surface quality and external dimensions after the completion of the forging forming process. Specific inspection should pay attenti...
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