Special Alloy Flange Adapter ASME Standard Full Size Range High Temperature Resistant Pipe Fitting for Petrochemical Refinery Pipelines

Product Description

Company Profile

 

NAI-LOK - Professional Valve and Precision Tubing Solutions Provider

Established in 2000, NAI-LOK specializes in the R&D, manufacturing and sales of instrumentation valves, nickel-based alloy valve and fittings,high-precision tubing components. With years of development, we have established a mature production system and quality control processes to provide customers with safe, reliable and stable performance solutions.

Our Advantages

Stringent Quality Control: Full-process quality management from raw materials to finished products
Technical Expertise: Professional R&D team capable of custom solutions
Proven Experience: Products widely used in oil & gas, chemical, power and semiconductor industries

Product Lines

Instrumentation Valves & Fittings
For various industrial fluid control systems
High-Purity Products(EP valves,EP fittings, Ep tubings)-Meets strict cleanliness requirements for semiconductor and pharmaceutical applications
Special Alloy Valves and fittings (manufactured with corrosion-resistant alloy materials)
Precision Tubing (Including special alloy tubing and semiconductor-grade tubing)

 

Product Description

 

1. Definition and Structural Features

A flange adapter is an essential mechanical piping component used to connect mismatched pipeline parts and achieve tight, leak-free connections between flanged devices and ordinary pipes. It adopts a practical dual-end structure. One end is a standard flange with accurate bolt holes, which can be perfectly matched with common flanged equipment such as valves and pumps. The other end is designed as a socket or spigot structure, allowing direct connection with non-flanged pipes without complex welding or threading operations.

2. Material and Performance Advantages

Flange adapters are commonly manufactured from high-strength and corrosion-resistant materials, including stainless steel, ductile iron and carbon steel, adapting to various harsh industrial and plumbing working conditions. Matched with high-quality rubber gaskets and compression rings, the product provides excellent and long-lasting sealing performance. It can also tolerate minor pipe diameter errors and slight displacement during pipeline operation, effectively avoiding liquid and gas leakage and improving the overall stability of the piping system.

3. Standard Usage Steps

The installation and use of flange adapters follow standardized procedures. Firstly, thoroughly clean the pipe ends and flange contact surfaces to remove dust, rust and sundries that may affect the sealing effect. Secondly, push the socket end of the adapter onto the pipe to the predetermined installation position. Thirdly, align the flange bolt holes with the matched equipment accurately, and tighten the flange bolts diagonally with uniform force to ensure even stress. Then compress the socket clamping bolts evenly. Finally, conduct a professional pressure test to confirm no leakage at the connection position.

4. Application Scope and Value

Flange adapters are widely used in water supply and drainage, chemical engineering, petroleum, HVAC and other pipeline systems. They greatly simplify pipeline installation, later modification and daily maintenance work. With reusable and highly flexible structural characteristics, they effectively reduce construction and maintenance costs, while significantly improving the installation adaptability and operational safety of the entire piping system.

T-Tube 0.D. (in.)					ASME Flange NPS
											Jx					E							C				G				F
1/4					1/2						2.38(60.5)					0.19(4.8)							0.60(15.2)				0.56(14.3)				0.81(20.6)
3/8					1/2						2.62(66.5)					0.28(7.1)							0.66(16.8)				0.69(17.5)				0.81(20.6)
1/2					1/2						2.38(60.5)					0.41(10.4)							0.90(22.9)				0.87(22.2)				0.81(20.6)
1/2					1						3.12(79.2)					0.41(10.4)							0.90(22.9)				0.87(22.2)				0.81(20.6)
1/2					2						4.76(121.0)					0.41(10.4)							0.90(22.9)				0.87(22.2)				0.81(20.6)
3/4					1						3.12(79.2)					0.62(15.7)							0.96(24.4)				1.13(28.6)				1.25(31.8)
1					1						3.12(79.2)					0.88(22.4)							1.23(31.2)				1.50(38.1)				1.37(34.9)

Detailed Photos