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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
Forged Bars
Forged Blocks
Forged Discs
Forged Rings
Forged Shafts
Forged Cylinders
Forged Tubes
CUSTOM Forgings
News
Company News
Industry News
Contact Us
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HAPPY NEW YEAR!
As the festive season approaches , we wanted to take a moment to send our warmest wishes your way. May this Christmas bring you special moments , joys and an abundance of peace and happiness. We also extend our heartfelt wishes for a prosperous and joyful New Year 2024! It has been an honor work...
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2023 Brazil Oil and Gas Exhibition
The 2023 Brazil Oil Oil and Gas Exhibition was held from October 24th to 26th at the International Convention and Exhibition Center in Rio de Janeiro, Brazil. The exhibition was organized by the Brazilian Petroleum Industry Association and the Brazilian Ministry of Energy and is held every two ye...
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2023 Abu Dhabi International Conference and Exhibition on Oil and Gas
The 2023 Abu Dhabi International Conference and Exhibition on Oil and Gas was held from October 2 to 5, 2023 in the capital of the United Arab Emirates, Abu Dhabi. The theme of this exhibition is "Hand in Hand, Faster, and Carbon Reduction". The exhibition features four special exhibition areas, ...
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What factors need to be considered when selecting the pressure rating of the connecting flange ?
1. The design temperature and pressure of the container; 2. The connection standards for valves, fittings, temperature, pressure, and level gauges connected to it; 3. The influence of thermal stress on the flange of the connecting pipe in process pipelines (high-temperature, thermal pipelines); 4...
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Pressure rating of flanges
A flange, also known as a flange or flange. A flange is a component that connects shafts and is used for connecting pipe ends; Also useful are flanges on the inlet and outlet of equipment, used for connecting two devices, such as gearbox flanges. A flange connection or flange joint refers to a de...
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2023 Moscow Oil and Gas Exhibition
The 2023 Moscow Oil and Gas Exhibition (NEFTEGAZ), sponsored by Expocenter, has be held from April 24 to April 27 at the Moscow Central Exhibition. The exhibition covers an area of 21000 square meters and attracts 22,820 visitors. The number of exhibitors and participating brands reached 573. Th...
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Seven common causes of flange leakage
1. Side opening Side opening refers to the fact that the pipeline is not perpendicular or concentric with the flange, and the flange surface is not parallel. When the internal medium pressure exceeds the load pressure of the gasket, flange leakage will occur. This situation is mainly caused durin...
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22nd International Exhibition for Equipment and Technologies for Oil and Gas Industries
Shanxi DongHuang Wind Power Flange Manufacturing Co., LTD. (DHDZ for short) is TUV and SGS authorized manufacturer of Steel Flanges and Forgings for over 10 years. With PED certificates and ISO9001: 2015 System, we DHDZ have been supplying various types of Forging products like Flanges, Tubes, Pi...
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Shanxi DHDZ wishes all goddesses a happy Women’s Day
The company to express the care and blessing of all female employees The following benefits are specially prepared: 1. Flower arrangement activity 2. Cupcakes & Goddess Red Envelopes 3. Half day holiday (all female employees have half day holiday) Goddess • Flower arrangement activity A flo...
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What are the causes of forming cracks and defects in forging process?
The mechanism analysis of crack inducement is conducive to mastering the essential reason of crack, which is the objective basis for crack identification. It can be observed from many forging crack case analysis and repeated experiments that the mechanism and characteristics of alloy steel forgin...
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Forging method of flat welding flange and matters needing attention
According to the movement mode of your favorite forging die, flat welding flange can be divided into swing rolling, swing rotary forging, roll forging, cross wedge rolling, ring rolling, cross rolling, etc. Precision forging can also be used in swing rolling, swing rotary forging and ring rolling...
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How to conduct post-forging heat treatment for forgings
It is necessary to conduct heat treatment after forging because its purpose is to eliminate the internal stress after forging. Adjust the forging hardness, improve the cutting performance; The coarse grains in the forging process are refined and uniform to prepare the microstructure of parts for ...
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