Customization: | Available |
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Standard: | ANSI, DIN, GB, JIS, GOST, BSW |
Type: | Welding Flange |
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Structural Characteristics | 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. |
Nestled in the heart of Dashagou Village, Jiangcun Township, Dingxiang County in Xinzhou, Dingxiang Jinyu Forging Co., Ltd. proudly stands as a beacon of forging excellence, hailing from China's renowned 'hometown of forging'. With a robust registered capital of 5 million yuan, our strategic location is a mere 100 kilometers from the provincial capital of Taiyuan, ensuring seamless and swift access via both road and railway. Our area is rich in essential resources such as coal, electricity, and iron, empowering us as a leading manufacturer of forged flanges and pressure vessel forgings. Our comprehensive capabilities encompass everything from design integration to raw material procurement, cutting, forging, heat treatment, precise machining, rigorous mechanical testing, non-destructive testing, mechanical typing, painting, and meticulous packaging and shipping. We boast an impressive annual production capacity exceeding 10,000 tons, with product specifications ranging from DN15 to DN6000mm. Our finished products can weigh up to an astounding 20 tons per unit, accommodating pressures from 150 to 2500 pounds, and we adhere to a spectrum of national and international standards, including American, British, German, and Japanese, as well as bespoke non-standard flanges and forgings.
Our production prowess is bolstered by the use of premium materials, including high-quality carbon structural steel, low-alloy high-strength steel, heat-resistant steel, and a diverse array of stainless steel varieties such as carbon body, austenite, martensite, precipitation hardening, and duplex stainless steel.
Spanning a considerable area of over 10,000 square meters, our company is home to a dedicated team of 105 permanent employees. This includes 8 management personnel who possess educational qualifications at the high school level or beyond. For detailed insights, refer to our comprehensive organizational chart attached. Our infrastructure is equipped with a cutting-edge cutting workshop, state-of-the-art forging workshop, precision machining workshop, and an efficient packaging workshop. We also maintain strategic warehousing facilities for raw materials, alongside semi-finished and finished product warehouses.Q1: Can I obtain samples?
Yes, absolutely.
Q2: Can I use my own logo or design on the product?
Yes, we are delighted to offer OEM/ODM services. Your custom logo and design can be flawlessly incorporated into our products.
Q3: Do you have a factory?
Indeed, our state-of-the-art factory is located in Shanxi. We warmly welcome you to visit our company and factory. As a professional manufacturer, we are committed to providing outstanding OEM/ODM services to our valued customers.
Q4: What is the production capacity of your factory?
Our factory boasts an impressive production capacity, equivalent to a staggering 2000 tons per month.
Q5: When will the shipment be made?
All our products are readily stocked, ensuring swift shipment within 5 days. We are capable of delivering 2000 pieces within just 7 days.