In the modern industrial landscape, Constant Load Hangers (CLH) have become indispensable components for critical piping systems. Unlike variable spring hangers, constant load hangers provide a uniform supporting force throughout the entire travel range. This is vital in high-temperature environments where thermal expansion can cause significant vertical displacement.
Globally, the demand for high-precision constant support systems is surging, driven by the expansion of supercritical power plants, LNG liquefaction facilities, and large-scale petrochemical refineries. Industry leaders in Europe and North America are increasingly shifting toward automated and maintenance-free support solutions to minimize the risk of pipe stress-induced failures, which can cost millions in downtime.
As a leading OEM/ODM Constant Load Hangers Manufacturer, we integrate advanced mechanical lever principles with high-fatigue-resistant springs to ensure that the deviation between the actual supporting force and the design load is strictly within ±5%—meeting the highest international standards such as MSS SP-58 and ASME B31.3.
The industry is moving toward "Smart Piping." Future constant load hangers will feature IoT sensors to monitor load changes and displacement in real-time, feeding data into AI-driven predictive maintenance systems.
With hydrogen energy and cryogenic applications on the rise, materials are evolving. We are now utilizing specialized coatings and stainless-steel alloys to withstand temperatures ranging from -196°C to over 600°C.
Global procurement now prioritizes "Total Cost of Ownership." Constant support systems designed for a 30+ year lifecycle with zero maintenance are replacing cheaper, low-durability alternatives.
International procurement teams in the Middle East, Southeast Asia, and North America look for more than just a product; they seek a technical partnership. Localized application scenarios vary significantly:
As a seasoned Constant Load Hangers Supplier, we provide comprehensive technical documentation, including load test reports, material mill certificates, and 3D CAD models to streamline the engineering phase for our global clients.
Ningbo Ampy Pipe Co., Ltd. is a professional manufacturer specializing in pipe support systems, including pipe shoes, cold pipe supports for refrigeration, and insulated pipe supports for industrial applications. Located in Ningbo, a major port city with strong manufacturing capabilities, the company benefits from efficient logistics and a well-developed industrial supply chain.
Founded in 2013, Ampy Pipe started as a small-scale supplier of basic pipe supports for local construction projects. With continuous investment in engineering expertise and production equipment, the company expanded its product range to include advanced insulated and cryogenic pipe support solutions. By 2018, Ampy had entered international markets, supplying customized support systems for clients in the oil & gas, HVAC, petrochemical, and refrigeration industries.
The company offers a wide range of products, such as pipe shoes, sliding and fixed supports, pre-insulated pipe supports, and high-performance materials including polyurethane and calcium silicate supports. All products are designed to reduce heat loss, prevent corrosion, and ensure long-term system stability under extreme temperatures and operating conditions.
Ningbo Ampy Pipe Co., Ltd. operates under strict quality control standards and provides OEM/ODM services to meet diverse project requirements. With a commitment to innovation, durability, and customer satisfaction, Ampy continues to deliver reliable and cost-effective pipe support solutions to clients worldwide.
Located in the heart of Ningbo's industrial cluster, we have direct access to high-grade steel mills and specialized heat-treatment facilities, ensuring rapid prototyping and lead times 30% faster than overseas competitors.
Our in-house R&D team can customize constant load hangers based on specific spring rates, travel ranges (up to 400mm+), and mounting configurations (H-type, V-type, or F-type).
By leveraging automated welding robots and CNC machining, we offer premium "Western-quality" hardware at competitive Asian market pricing, maximizing your project ROI.
The core of a Constant Load Hanger lies in its compensating mechanism. While a standard spring hanger increases its force as the spring compresses (Hooke's Law), a constant hanger uses a cam or a lever system to ensure the moment of the spring force remains equal to the moment of the load about a pivot point.
Our engineering team utilizes Finite Element Analysis (FEA) to simulate stress distribution across the hanger body. This ensures that even under the maximum rated load, the factor of safety remains above 5, preventing any sudden mechanical failure. For critical lines in power plants (Main Steam, Hot Reheat), our hangers provide the vital flexibility needed to prevent "bottoming out" or "topping out," which could lead to catastrophic pipe ruptures.
Ampy Pipe
