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ASME B16.11 ASTM A105 Cap
ASME B16.11 ASTM A1 05 cap Overview ASME B16.11 ASTM A105 pipe cap (also known as carbon steel forged pipe cap, sealing plug) is a terminal sealing fitting designed specifically for high-pressure and high-temperature industrial pipeline systems. It is made of high-quality ASTM A105 carbon steel...
Description
Tianjin Wanlei Steel Pipe Co., Ltd. is one of the leading manufacturers and suppliers of asme b16.11 astm a105 cap in China, featured by quality products and low price. If you're going to wholesale durable asme b16.11 astm a105 cap made in China, welcome to get pricelist and free sample from our factory.
ASME B16.11 ASTM A105 cap
Overview
ASME B16.11 ASTM A105 pipe cap (also known as carbon steel forged pipe cap, sealing plug) is a terminal sealing fitting designed specifically for high-pressure and high-temperature industrial pipeline systems. It is made of high-quality ASTM A105 carbon steel and forged into one piece, strictly following the international standard for ASME B16.11 forged socket welding and threaded fittings.
Specifications
|
Name |
cap |
|
Materials |
ASTM A105 |
|
Size |
1/8 inch-4 inch |
|
Technical Methods |
heat treatment |
|
Origin |
China |
|
Pressure class |
socket-weld end 3000LB/6000LB/9000LB; threaded end 2000LB/3000LB/6000LB |
|
Minimum Length of Thread |
3000LB:6.4mm-27.7mm; 6000LB:6.7mm-33.0mm |
Display

Excellent advantages
Material performance: Excellent advantages of ASTM A105 carbon steel
Super strong mechanical strength
As a forged carbon steel material specifically designed for high-pressure pipelines, ASTM A105 has excellent impact resistance and load-bearing capacity, which can withstand stress loads under high-pressure conditions and eliminate the risk of deformation and failure.
01
Wide temperature range adaptability
Excellent oxidation resistance at high temperatures, no risk of brittle fracture in low temperature environments, suitable for complex working conditions with alternating high and low temperatures in industrial production, covering various media transmission scenarios such as steam, hot water, and industrial fluids.
02
Good compatibility between processing and welding
The optimized proportion design of carbon manganese alloy has excellent machining accuracy and welding performance. The socket welding (SW) connection method can form a firm sealing surface with carbon steel pipes of the same material, and the threaded connection (NPT/BSPT) is suitable for quick installation requirements. Both connection forms can ensure sealing reliability.
03
High cost-effectiveness advantage
Compared to stainless steel material, ASTM A105 carbon steel reduces costs by more than 30% in non corrosive environments, while meeting the requirements of high-pressure working conditions, achieving a balance between performance and cost optimization, making it a cost-effective choice for industrial pipeline sealing.
04
Strict material standards
Meets the chemical composition and mechanical properties requirements of ASTM A105 for carbon steel structural components, effectively controls impurity content, ensures uniform and dense material, and no internal defects.
05
Structure and process: Quality assurance for forging integrated molding
Dual connection selection
Supports two forms of socket welding (SW) and threaded connection (NPT/BSPT, in compliance with ASME B1.20.1 standard). Socket welding is suitable for high-pressure sealing requirements, while threaded connection is easy to install and disassemble. It is suitable for scenarios with limited space or frequent maintenance.
Advantages of forging process
Using high-quality round steel compression forging process, it is formed as a whole without weld defects, effectively eliminating quality problems such as internal air holes and sand holes. The surface is smooth and clean, ensuring precise fit with the pipeline.
Full process quality control system
From raw material composition analysis, mechanical property testing, to forging, heat treatment (normalizing treatment), machining, and finished product inspection, layer by layer checks are carried out to ensure the long-term stable operation of pipe fittings.
Application
ASME B16.11 ASTM A105 pipe caps are widely used in the following key industries due to their high-pressure adaptation, flexible installation, and cost optimization characteristics:

Power generation
Steam pipelines, turbine cooling systems, waste heat recovery devices for thermal/nuclear power boilers, suitable for high temperature and high pressure working conditions;

Shipbuilding/Ocean Engineering
Ship pipelines, low-pressure fuel and hydraulic systems for offshore platforms, balancing strength and installation efficiency;

Building/HVAC
High rise building fire pipes, heating and ventilation systems, suitable for rapid installation in confined space scenarios;

Mechanical/industrial equipment
Industrial fluid conveying pipelines, equipment interface sealing, supporting frequent disassembly and maintenance needs;
Other pipeline systems that require dual pressure and reliability, such as natural gas transportation, papermaking, metallurgy, and firefighting.
Why choose us?
Standard compliance guarantee
Installation efficiency optimization
Full life cycle cost advantage
Customization and supply chain flexibility
Complete technical support
FAQ
Q:Do you accept third-party inspection?
Q:Do you accept small batch trial orders?
Q:What are the outstanding advantages of your company?
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