yiyi ball valve flange valve gate valve

Product Overview

Our various stainless steel valves are all made of high-quality 304, 316, and 316L stainless steel, offering excellent adaptability and wide application in industries such as chemical, petroleum, pharmaceutical, food, power, water treatment, shipbuilding, and HVAC. All products are ISO9001 quality management system certified, ensuring compliant and reliable quality. We also provide comprehensive technical support and after-sales service.

Core product series and parameter features

1. Stainless steel ball valve

Model range: Q41F-16P~Q41F-100P
Pressure rating: PN16~PN100
Connection methods: flange, thread, welding
Applicable media: water, steam, oil, and various corrosive liquids
Key features: Supports both full-bore and reduced-bore designs, equipped with fireproof and anti-static structure, adopts bidirectional sealing technology, low operating torque, stable opening and closing operation, and adaptable to various working environments.

2. Stainless steel gate valve

Model range: Z41W-16P~Z41W-64P
Valve body material: 304, 316, 316L stainless steel
Sealing materials: PTFE soft seal and metal hard seal are available.
Key features: Available in various styles including exposed/concealed rod structures and wedge/parallel gates; equipped with high-temperature resistant design, excellent sealing performance, suitable for harsh working conditions such as high temperature and high pressure, and highly durable.

Stainless steel butterfly valve

Model range: D71X-16P~D371X-25P
Structural types: wafer type, flange type, including centerline type and double eccentric type.
Drive method: manual, pneumatic, electric, selectable as needed.
Key features: A wide variety of sealing materials are available, the structure is compact, the operation is convenient, it is suitable for a wide range of scenarios, and it has a high degree of automation adaptability.

Core Product Advantages

1. High-quality raw materials: Selected from well-known domestic steel mills, the steel has stable chemical composition, ensuring product quality from the source, and has excellent basic properties such as corrosion resistance and anti-aging.
2. Precision machining process: The entire process is carried out using CNC machine tools for precision machining, resulting in high product dimensional accuracy, good fit of parts, and strong installation adaptability.
3. Rigorous quality testing: All products undergo 100% pressure testing before leaving the factory, strictly controlling sealing performance to achieve zero leakage and eliminate potential malfunctions.
4. Long service life: Through special surface treatment, the product’s corrosion resistance and oxidation resistance are greatly improved, allowing it to operate stably for a long time and have a longer service life.

Main application areas

Our products are widely applicable to various industrial sectors such as petrochemicals, pharmaceuticals, food, power, water treatment, shipbuilding, and HVAC, and can meet the fluid control needs of different industries.

Service Commitment

1. We offer free product selection consultation and professional technical support, and customize adaptation solutions for our clients;
2. Regular inventory products are shipped quickly within 24 hours, ensuring efficient delivery;
3. Supports customization of non-standard and special specifications to meet individual working conditions;
4. Provide comprehensive after-sales service throughout the entire process to fully protect customers’ rights.