Graylock Equipment Ltd
Engineered to Absorb the Movement Your Pipeline Can't
Graylock Equipment Ltd manufactures expansion joints, flexible metal hoses, and flow compensation equipment built to handle thermal movement, vibration, and mechanical stress across critical industrial pipelines.
Our Products
- Expansion Joints: Weld end, floating flanged, fixed flanged, and externally pressurized configurations for axial, lateral, and angular movement across a wide range of pressures and materials
- Rubber & Vibration Absorber Joints: Flexible rubber and multi-ply metal bellows designed to dampen vibration, noise, and misalignment in pump and rotating equipment lines
- Seismic & Marine Type-Approved Joints: Seismic limit rod and gimbal joints for earthquake and ground movement protection, plus type-approved joints certified for shipbuilding and offshore service
- Flexible Metal Hoses: Standard, high pressure, ultra flexible, large diameter, and solar-type hoses for machinery, chemical, and hot & cold water applications
Who We Are
Graylock Equipment Ltd is a specialist manufacturer of expansion joints, flexible metal hoses, and flow compensation equipment serving industrial clients across a broad range of sectors. We manufacture weld end, flanged, rubber, vibration absorber, seismic, and type-approved expansion joints, along with standard, high pressure, and large diameter flexible hoses, across carbon steel, stainless steel, and specialty alloy grades. Every product in our portfolio is designed to meet or exceed recognised international standards including EJMA, API, ASME, ISO, and marine classification society requirements.
Why Choose Us
From standard configurations to specialty alloys, we provide a complete range of certified expansion joints and flexible hoses engineered for demanding service. Our production combines technical expertise with rigorous testing to ensure every unit meets the highest global standards for reliability and performance.
Standards you can rely on
Every product meets EJMA, API, ASME, ISO, and marine classification requirements relevant to its service class
Complete product coverage
Expansion joints, rubber and vibration absorbers, seismic joints, and flexible metal hoses under one roof
Material expertise
Stainless steel (304, 316, 321), carbon steel, P265GH, 16Mo3, and specialty alloys
Built for extreme service
Configurations available for high-temperature, high-pressure, seismic, marine, and corrosive applications
Manufacturing Capabilities
Specialist Materials
We work extensively with 304, 316, and 321 stainless steel, along with carbon steel and specialty alloys, to hold up against corrosive, high-temperature, and high-pressure service.
In-House Testing
Every expansion joint and hose is tested on-site for pressure integrity and movement performance to meet international design and safety standards.
Engineering Precision
Our facility is equipped to handle complex bellows forming and fabrication, ensuring every weld end, flanged, or type-approved joint is built to exact technical specifications.
Proven Reliability
Our equipment is installed in environments where pipeline failure is not an option, absorbing thermal movement and vibration with minimal maintenance over the long term.