Customization: | Available |
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Standard: | ANSI, DIN, GB, JIS, GOST, BSW |
Type: | Welding Flange |
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Structural Characteristic | manufacturing process | performance parameter |
presentation | presentation | presentation |
Flange plate | It is usually circular, and its diameter is determined according to the size of the connected pipeline. There are several bolt holes evenly distributed on it, which are used to install bolts to achieve a firm connection. | Selection of raw materials | Materials such as carbon steel, stainless steel, and alloy steel are often selected. The material selection must strictly comply with relevant standards and design requirements to ensure the quality and service life of the flange. | Pressure grade | Commonly, there are pressure grades such as PN0.25MPa, PN0.6MPa, PN1.0MPa, PN1.6MPa, PN2.5MPa, PN4.0MPa and so on. |
Sealing surface | Common types include flat face (FF), raised face (RF), etc. The flat sealing surface has a simple structure and is easy to process, but its sealing performance is relatively weak. It is suitable for working conditions with low pressure and non - toxic and harmless media. The raised face sealing surface has a boss added on the basis of the flat face, so it has better sealing performance and is suitable for medium - and low - pressure working conditions. | Forging or casting | The main methods for manufacturing the blank are forging and casting. Forging can improve the mechanical properties of the material, making the flange have better strength and toughness, but the cost is relatively high. Casting has high production efficiency and low cost, but the internal quality of the product is relatively poor. | Dimension specification | It is determined according to the nominal diameter (DN) and nominal pressure (PN) of the pipeline. The national standards have clear regulations on its dimensions, the number and diameter of bolt holes, the thickness of the flange, etc. |
Welding groove | The welding end is usually designed with a welding groove. Common forms include V-shaped, U-shaped, etc. The form and size of the groove vary according to different welding methods and pipeline materials, with the aim of ensuring the welding quality | Machining | After the blank is forged or cast, it is necessary to carry out machining operations such as turning, milling, and drilling to meet the specified dimensional and precision requirements. During the processing, the technological parameters should be strictly controlled to ensure dimensional accuracy and surface quality. | Sealing performance | Its quality depends on factors such as the form of the sealing surface, the material of the gasket, and the installation quality. Good sealing performance can prevent the leakage of the medium and ensure the safe operation of the pipeline system. |
Dingxiang Jinyu Forging Co., Ltd., an eminent and distinguished player in the renowned 'hometown of Chinese forging,' is strategically situated in Dashagou Village, Jiangcun Township, Dingxiang County, Xinzhou. We are bolstered by a substantial registered capital of 5 million yuan and enjoy a prime location just 100 kilometers from Taiyuan, granting us unrivaled access to efficient road and railway networks. Rich in coal, electricity, and iron resources, our expertise shines in producing robust forged flanges and precision pressure vessel forgings. Our extensive capabilities include sophisticated design, expert raw material sourcing, precise cutting, skillful forging, advanced heat treatment, meticulous machining, and rigorous mechanical and non-destructive testing, culminating in careful painting, packaging, and shipping. With a remarkable annual output surpassing 10,000 tons, we extend our offerings across specifications from DN15 to DN6000mm, supporting product weights up to 20 tons and pressure ratings ranging from 150-2500 pounds. We are proud to adhere to an array of standards including national, American, British, German, and Japanese, along with custom specifications for flanges and forgings.
Our production strength is fortified by our exclusive selection of superior materials, including exceptionally durable carbon structural steel, resilient low-alloy high-strength steel, heat-resistant steel, and an extensive gamut of stainless steels such as carbon body, austenite, martensite, precipitation hardening, and duplex stainless steel, ensuring excellence in quality and performance.
Spanning over a vast 10,000 square meters, our enterprise flourishes with the dedication of 105 skilled professionals, with 8 key management personnel holding high school or higher education credentials. Our organizational structure is detailed in the attached chart. Our cutting-edge facilities feature specialized workshops for cutting, forging, machining, and packaging, along with dedicated warehouses for raw materials, semi-finished, and finished products, facilitating seamless and efficient operations.
Q1: Can I obtain samples?
Absolutely, you can obtain samples with utmost ease.
Q2: Can I use my own logo or design on the product?
Certainly! We offer comprehensive OEM/ODM services, granting you the freedom to personalize the product with your distinctive logo and design, crafting a truly bespoke offering.
Q3: Do you have a factory?
Absolutely, we do indeed! Our factory is located in Shanxi. We warmly invite you to visit our esteemed company and fully-equipped factory. As a dedicated manufacturer, we are proud to provide OEM/ODM services meticulously customized to meet our customers' specific needs.
Q4: What is the production capacity of your factory?
Our factory boasts a remarkable production capacity, efficiently producing approximately 2,000 tons every month, ensuring that we meet your production demands with promptness and reliability.
Q5: When will the shipment be made?
We guarantee prompt delivery as all our products are readily in stock. Shipments are dispatched within 5 days, with the capability to deliver an impressive 2,000 pieces within a 7-day timeframe, swiftly meeting your requirements.