Explore our engineering-grade brass push-to-connect line-up, featuring robust sealing systems and versatile thread patterns designed for dynamic industrial networks.
Deep Technical Insights into Materials, Design, and Global Operational Infrastructure
Utilizing high-grade brass formulas (HPb59-1, CW617N, C3604) to provide exceptional protection in demanding atmospheric conditions.
Engineered to handle high vibration, temperature variance (-20°C to +120°C), and pressure cycles up to 300 PSI (20 bar).
Available in NPT, BSPT, BSPP, and G-threads with factory-applied sealants to eliminate system leakage and minimize assembly downtime.
SEO Insight & Information Gain: Pneumatic system leakages account for up to 30% of industrial electricity consumption due to constant compressor cycling. Optimizing system connections using brass components with integrated NBR/Viton seal interfaces guarantees structural tightness, significantly lowering energy overheads.
Sourcing high-quality pneumatic components requires evaluating material grades, mechanical tolerances, and structural designs. For systems transporting compressed air, inert gases, or fluids, brass fittings serve as the industry standard due to their thermal stability and chemical resilience compared to plastic alternatives. NHPC designs components utilizing forged and extruded brass alloys, matching structural integrity with optimized wall thicknesses to maximize internal flow paths.
A premier global engineering manufacturer with over 15 years (over 20 years of technical expertise) in designing, fabricating, and supplying performance-grade pneumatic connectors.
Welcome to NHPC, a leading manufacturer in the pneumatic industry with a rich history spanning over 15 years. Our journey began with a simple but powerful vision: to revolutionize the pneumatic industry by delivering high-quality, innovative, and reliable products that meet the ever-evolving needs of our clients. Today, we are proud to stand as a trusted name in the industry, serving a diverse range of customers across the globe.
We specialize in the design, development, and manufacturing of a comprehensive range of pneumatic products. Our product includes push in fittings, push on fittings, pneumatic valves, quick connectors, PU pipes, hydraulic components and design service for custom pneumatic systems. Each product is engineered with precision, ensuring optimal performance, durability, and efficiency. Whether you need standard components or customized solutions, we have the expertise to deliver products that exceed your expectations.
Leveraging raw material ecosystems, specialized tooling, and geographic manufacturing clusters.
NHPC operates out of Zhejiang, the global center for brass manufacturing. This location provides access to premium base metals, local surface treatment centers, and testing labs, allowing us to source materials quickly and run responsive production cycles.
Our facility houses high-precision CNC multi-axis lathes, automatic thread milling machines, cold-forming presses, and injection molding equipment. This automated tooling reduces labor costs and maintains tight tolerances down to ±0.01mm across high-volume production runs.
Close proximity to major international ports like Ningbo and Shanghai enables quick shipping. We streamline customs clearances and logistics routes, helping us meet short lead times for international distributors and OEM accounts.
By coordinating every stage of production—from raw material purchase and CNC machining to assembly, testing, and shipping—we reduce manufacturing waste. This integrated supply chain allows us to offer competitively priced brass fittings without compromising on quality or mechanical performance.
Operating in global markets requires meeting strict regulatory standards. NHPC ensures safety and performance across automotive, industrial, and consumer applications. Our compliance framework is supported by recognized testing standards and certifications.








Addressing Lead-Time Risks, Quality Variances, and Custom Engineering Demands
We work with international ERP platforms to set up safety stock buffers, contract warehousing, and scheduled shipping, helping to protect your supply chain from sudden delays.
We use automated optical inspection (AOI) alongside manual micrometer and thread plug checks. We track batch numbers from raw brass bar stock to final packaged shipments.
We provide full design and development services. Sourcing managers can upload CAD models for custom components, and our engineering team handles rapid prototyping, tooling, and final production runs.
NHPC components are utilized across diverse global systems and industrial environments.
High-cycle pick-and-place machinery, assembly platforms, and manufacturing lines require consistent pneumatic pressure. Our push-in fittings provide secure connections under repetitive movements.
Modern battery energy storage systems (BESS) require reliable safety installations. Our flame-resistant and flame-retardant series (PC, PE, PLF) are designed to function properly in high-heat and emergency situations.
Heavy duty freight systems require robust, reliable connections. Our DOT-compliant brass air brake line fittings maintain sealing integrity under continuous vibration and dirty road conditions.
With our knowledge and experience in pneumatic and pipeline systems, we provide reliable products and actionable recommendations to support client requirements. High Precision Surface Treatment, CNC Lathes, Injection Molding, Stamping, Die-casting, and other machinery support our manufacturing capabilities.
This allow us to maintain strict quality control at every stage of production, from raw material selection to final product assembly. Our commitment to continuous improvement and investment in the latest technology ensures we remain competitive in the industry.
Next-Gen Engineering and Environmental Standards
Global drinking water and environmental standards are driving the adoption of lead-free brass (e.g., C27450, C46400). NHPC is expanding its production capabilities for lead-free alloys to help customers prepare for changing regulations.
As industrial automation evolves, systems require integrated monitoring. We are working on smart connectors with built-in pressure and temperature sensors to support real-time data collection and predictive maintenance.
We are researching new hybrid brass-aluminum formulations that offer high mechanical strength at a lower weight, helping to reduce load in mobile and aerospace systems.
Quick answers to common questions about materials, customization, shipping, and quality assurance.
Explore our complete catalog of flow-control throttles, bulkhead connections, elbow fittings, and specialized storage components.
High-security air brake lines and flame-resistant fittings engineered for heavy equipment and energy storage fire protection.