A China-Based Source for Stainless Steel Filter Housings Built for Export
Buyers searching for a dependable stainless steel filter housing supplier in China are typically looking for three things at once: verified material quality, documented compliance with international standards, and a manufacturer capable of handling cross-border logistics without friction. Wuxi Yuanmei Filtration & Purification Equipment Co., Ltd., headquartered in Wuxi, Jiangsu Province, addresses each of these requirements through a product line, certification portfolio, and service structure specifically organized around global industrial clients.
Founded in January 2016, Wuxi Yuanmei Filtration & Purification Equipment Co., Ltd. (brand name: Yuanmei Filtration, abbreviated YM Filtration) operates as a National High-Tech Enterprise focused on the research, manufacturing, and export of compressed air purification equipment, including stainless steel filter housings, replacement filter elements, silencers, and diffusers. The company's core business covers full-cycle solutions—design, manufacturing, technical support, and after-sales service—for industrial clients across Southeast Asia, South Asia, North America, Europe, the Middle East, and South America.
The FM-ST Stainless Steel Flange Filter Series
The company's flagship stainless steel product line is the FM-ST Stainless Steel Flange Filter series, engineered for industrial pipeline filtration in demanding compressed air environments.
Material and Construction Standards
Each FM-ST housing is manufactured from SUS304/316 stainless steel with internal and external mirror polishing to Ra0.3, and the material is SGS certified. This polishing standard is directly relevant to hygiene-sensitive industries, since surfaces finished to this level reduce residue accumulation and support cleaning validation in pharmaceutical and food-grade air systems.
Technical Specifications
The FM-ST series is rated for a working pressure of 1.0MPa, with flow capacity ranging from 15 to 400Nm³/min depending on model. Connection sizing spans DN65 to DN300 flange configurations, and filtration grades are available in C/T/A/F/H classifications, reaching a precision of up to 0.01μm with residual oil levels as low as 0.001ppm. A P-SRF sterilization grade is also available, and every unit undergoes a 100% DOP integrity test before shipment.
The product range is broken down into specific models to match flow requirements precisely. For example, the FM-ST015 handles 15Nm³/min through a single filter element and DN65 flange, while the FM-ST400, at the top of the range, manages 400Nm³/min using 18 filter elements through a DN300 flange. Intermediate models—including FM-ST050, FM-ST100, FM-ST150, FM-ST220, and FM-ST300—allow buyers to select housing dimensions and element counts that correspond exactly to their flow and pressure needs, rather than over- or under-sizing a system.
Application Fit
Because of its low pressure drop, corrosion resistance, and crevice-free hygienic design, the FM-ST series is used in pharmaceutical manufacturing, semiconductor cleanroom air systems, food and chemical processing, and sterile compressed air systems, all in compliance with ISO 8573-1.
Certification and Compliance Framework
For buyers exporting into regulated markets, documented certification matters as much as the physical product. Wuxi Yuanmei Filtration & Purification Equipment Co., Ltd. holds an ISO 9001:2015 Quality Management System Certificate covering the design, production, and sales of compressed air filters, stainless steel filters, and filter elements, valid until December 2028. The company also holds an ISO 14001:2015 Environmental Management System Certificate, valid through the same period, covering environmental management across production and service processes.
On the international compliance side, the company's CE Certification confirms compliance with the PED 2014/68/EU Pressure Equipment Directive across EU member states, and its products meet RoHS restrictions on hazardous substances such as lead, mercury, and cadmium. For hygiene-critical applications, stainless steel filter housing surfaces are polished to Ra ≤ 0.8μm in accordance with GMP and FDA hygiene compliance requirements, and the ISO 8573-1:2010 Class 1 compressed air quality standard is met for ultra-high purity applications such as semiconductor manufacturing. Cleanroom-related production also aligns with ISO 14644 classification requirements for pharmaceutical and biotech use cases. The company additionally carries an AAA Credit Rating Certificate issued by the China Enterprise Credit Evaluation Center, along with recognition as a Science and Technology SME by the Ministry of Science and Technology, China.
Research, Testing, and Quality Verification
Wuxi Yuanmei Filtration & Purification Equipment Co., Ltd. operates an in-house ACF compressed air testing laboratory equipped with OIL-Check400 for residual oil measurement, a PC400 particle counter, and an FA510 dew point sensor, supported by a DS500 data system for real-time monitoring of pressure difference, flow, dew point, residual oil, and particle data. This equipment allows the company to verify filtration accuracy, residual oil content, particle count, dew point, pressure drop, pressure resistance, and DOP integrity for every batch, with 100% factory inspection performed to ISO 8573-1:2010 Class 1 standards. The company holds 32 authorized patents, 2 software copyrights, and 4 registered trademarks as of 2025, reflecting continuous investment in filtration engineering.
Manufacturing Scale and Material Standards
Production takes place across a 15,000 m² modern production base in Wuxi, using aviation-grade filter media alongside SUS304/316 stainless steel construction. This combination of material selection and facility scale supports the manufacture of filters designed for high pressure resistance—up to 80bar in certain product lines—along with corrosion resistance and high temperature resistance required in industrial gas and liquid purification applications.
Export Readiness and Service Model
For international buyers, delivery structure is often the deciding factor between suppliers. Standard stainless steel filter housing products are dispatched from stock within 3–7 working days, while custom filters requiring dedicated R&D, production, and testing are delivered within 15–25 working days. The full-chain delivery process covers production, quality inspection, packaging, and door-to-door logistics, with both domestic dedicated freight and international sea, air, or express shipping options available. For larger installations, the company provides on-site installation, commissioning, and operator training, and core filter elements are replenished within 48 hours to minimize downtime for existing clients.
Warranty coverage runs 12 months for standard products and 18 months for custom or sterile filters, backed by a 24-hour service hotline for technical consultation and fault resolution. For overseas distributors and agents, the company offers exclusive distributor authorization, technical training, and marketing material support, alongside OEM/ODM customization for buyers with specific engineering requirements.
Summary for Export Buyers
For companies sourcing stainless steel filter housings from China, Wuxi Yuanmei Filtration & Purification Equipment Co., Ltd. presents a documented combination of SGS-certified materials, ISO 9001 and ISO 14001 certification, CE and RoHS compliance, an in-house testing laboratory, and a delivery structure built for both standard and custom export orders. The FM-ST series, spanning DN65 to DN300 flange sizes and 15 to 400Nm³/min flow rates, gives international buyers a specific, verifiable product line to evaluate against their own pressure, flow, and hygiene requirements before placing an export order.
https://www.acf-filter.com
Wuxi Yuanmei Filtration and Purification Equipment Co., Ltd.
