Carbon Steel: Shot Blasted, Black Painting, Rust Proof Oil, Transparent Oil, Galvanizing, Hot Galvanizing Alloy Steel: Same as Carbon Steel Stainless Steel: Pickled, Polished Induction hardening, heating equipment, quenching equipment,, induction heating Ningbo Dedao Electronic Technology Co., Ltd , https://www.nbdedao.com
Product Name
Blind ASME B16.48 Lap Joint A182 F304 Spacer Flange
Application
Oil, Gas, Chemical, Shipbuilding
Standard
DIN
Color
Black
Size
1/2''-48'' (DN15-DN1200)
Usage
Oil, Gas, Water, Industrial
Surface Treatment
Thread
BSPP, BSPT, NPT
Payment Terms
TT or L/C with Trade Assurance
Treat Term
FOB, CIF, CFR
Application:
1. Petroleum, Chemical, Machinery, Power Generation
2. Shipbuilding, Papermaking, Construction, etc.
Company Information:
Beijing Yong Hao Technology Co., Ltd. is a professional supplier of water and plumbing systems products. With headquarters in Beijing and Shijiazhuang, we provide PPR pipes, HDPE pipes, PVC pipes, valves, and more. Over 10 years of experience has made us well-known for quality and service, earning praise from customers and industry experts worldwide. We are committed to delivering high-quality products and services while creating value for society through responsible cooperation with our partners.
FAQ:
Q: Are you a trading company or manufacturer?
A: We are a manufacturer based in China.
Q: What is your MOQ?
A: MOQ depends on customer requirements. For example, FLANGE DN20, MOQ is 500KGS.
Q: Can you provide samples?
A: Yes, we can provide free samples but not including courier fees.
Q: What are your payment terms?
A: Payment ≤ $5000, 100% in advance. Payment ≥ $5000, 50% T/T in advance, 50% balance before shipment.
Model NO.: Flange
Manufacturing Way: Forging
Product Name: Flange
Size: DN15 to DN600
Brand Name: Yonghao
Model Number: OEM Support
Application: Pipeline Systems
Usage: Fluid Pipes, Oil Pipelines, Gas Conduits
Delivery Time: 15-30 Working Days
Repeat Order: 100%
Certificate: ISO9001
Payment: T/T in Advance, Balance Before Shipment
Trademark: OEM
Transport Package: Customized According to Customer Needs
Specification: Standard
Origin: Beijing, China (Mainland)
HS Code: 3917400000
Flanges are essential components used in oil and gas equipment to connect and disconnect parts easily. They typically feature bolt holes for secure fastening and a gasket profile to ensure a tight seal under pressure.
Induction heat treatment system is an advanced metal material heat treatment process that uses the principle of electromagnetic induction to heat metal materials, changing their microstructure and improving their physical and mechanical properties. This system is widely used in multiple industries such as steel, aviation, automotive, and machinery manufacturing, and plays an irreplaceable role in improving material hardness, wear resistance, toughness, and other aspects.
working principle
The core of induction heat treatment system lies in electromagnetic induction heating. When an alternating current passes through an induction coil, an alternating magnetic field is generated around the coil. Metal workpieces placed near the coil will generate eddy currents, known as induced currents, under the action of this magnetic field. When this current flows inside the workpiece, it generates heat, causing the workpiece to be heated. By controlling the current frequency, power, heating time, and cooling method, it is possible to accurately perform heat treatment on the workpiece, such as surface quenching, tempering, annealing, normalizing, etc.
system composition
A complete induction heat treatment system mainly includes the following parts:
Induction heater: generates an alternating magnetic field to heat the workpiece.
Power supply: Provides electrical support for induction heaters.
Control system: Monitor and adjust various parameters of the heating process to ensure the effectiveness of heat treatment.
Cooling system: used to control the cooling rate of the heated workpiece and complete the heat treatment cycle.
Fixture: Fix the workpiece to the optimal heating position.
Characteristics and advantages
1. Precise control: By precisely adjusting parameters such as current and frequency, precise control of heating depth and temperature can be achieved.
2. Efficient and fast: Induction heating has a fast speed and can heat up to the desired temperature in a very short time, shortening the heat treatment cycle.
3. Energy saving and environmental protection: There is no open flame during the heating process, which saves a lot of energy compared to traditional furnaces, and there are no harmful substance emissions.
4. Local heating: It can heat specific parts of the component to avoid resource waste and deformation caused by overall heating.
Application Cases
Automotive manufacturing: used for surface quenching of components such as gears, connecting rods, crankshafts, etc., to improve their hardness and wear resistance.
Aerospace: Heat treatment of key components such as aircraft landing gear and engine blades to enhance their fatigue resistance.
Mechanical manufacturing: Quenching treatment of cutting tools, molds, etc. to extend their service life.
Oil extraction: Heat treatment of parts such as drill bits and pipeline joints to improve corrosion resistance and mechanical strength.
conclusion
Induction heat treatment systems play an indispensable role in modern industry through their efficient heating capacity and precise control mechanism. With the continuous advancement of technology, induction heat treatment systems are developing towards smarter and more energy-efficient directions, and more application scenarios will be developed in the future.
September 18, 2025