
Nigeria Machine Tools (NMT) is recognized for designing flanges that deliver strength, flexibility, and ease of maintenance. Our flanges are widely used across industries including oil and gas, petrochemicals, power generation, and water treatment
Key Features
- Extensive Size and Specification Range
- We manufacture flanges in various sizes, ranging from ½” to 24” and above 24”, in compliance with ASME B16.5 and B16.47 industry standards, respectively.


Flange Options
NMT provides a diverse selection of flange types and configurations to suit various applications.
Pressure Classes: 150lbs, 300lbs, 600lbs, 900lbs, 1500lbs, and 2500lbs
Types: Weld Neck, Threaded, Slip-On, Socket Welding, Blind, and Lap Joint
Face Design: Raised Face, Flat Face, and Ring Type Joint
Available Material
Our flanges are manufactured in a variety of material options to meet your specific needs, depending on the application service conditions such as temperature, pressure, and corrosion rate. Options of material variants include;
• ASTM A105
• ASTM A350
• ASTM A694
• ASTM A387
• ASTM A182 Grade F5/F91
• ASTM A182 Grade F304/316
• ASTM A182 Grade F44/F51/F53/F55
Industry Recognition
Nigeria Machine Tools (NMT) is recognized as a Technically Accepted Manufacturer and Product (TAMAP) by Shell Global Operations for its flange production. Additionally, Chevron Technical Company Houston, on behalf of Chevron Nigeria, has approved NMT as an Original Equipment Manufacturer (OEM) for flanges.