A53 Gr. B Longitudinal Weld Carbon Steel Pipe for High Pressure Applications

• Customization: Available
• Application: Cast Iron, Chemical Processing, Construction, Oil and Gas, Water Supply, Building Material
• Pipe Diameter: 1/8"-5"
• Model NO.: A53 Gr. B Longitudinal Weld Carbon Steel Pipe
• Pipe Length: Max 50m
• Surface Finish: Black
• Steel Grade: A53 Gr.B Longitudinal Weld Carbon Steel Pipe
• Material: Carbon Steel
• Shape: Round/Customized
• Process: Hot Rolled/Cold Drawn
• Tolerance: ±5%
• End: Plain End/Bevel End
• Usage: Heat Transfer
• Test: BV, SGS Is Available
• Stock: Size Can Customized
• Processing: Customized
• Thickness: 1-150mm
• Used: Factory, Decoration, Food
• Packing: Standard Export Packing
• Delivery Time: 10-30 Working Days
• Size: 1/4"-4"
• Transport Package: Woven Bag/Wooden Case
• Specification: SCH 5S-SCH160
• Trademark: EZS
• Origin: China
• Production Capacity: 10000 Ton/Year

Product Description

Product Description

A53 Gr.B Longitudinal Weld Carbon Steel Pipe

1. Product Specifications

Specification	Details
Standard	ASTM A53 / ASME SA53
Grade	Grade B
Outer Diameter Range	10.3 - 1422 mm
Wall Thickness Range	1.2 - 25.4 mm
Pipe Length	Customizable, typically 6 - 12 m

2. Mechanical Properties

Property	Value
Yield Strength	≥ 241 MPa
Tensile Strength	415 - 550 MPa
Elongation	≥ 21%
Impact Resistance	Good at normal temperatures, can be enhanced with proper heat treatment

3. Chemical Composition

Element	Content (%)
Carbon (C)	≤ 0.25
Manganese (Mn)	0.27 - 0.93
Phosphorus (P)	≤ 0.04
Sulfur (S)	≤ 0.05
Silicon (Si)	≤ 0.35

4. Welding Process

Welding Type	Features
Longitudinal Welding	- High - precision automatic welding equipment is used to ensure consistent weld quality. - The welding process is carefully controlled in terms of current, voltage, and welding speed to produce strong and reliable welds. - After welding, the pipes undergo strict non - destructive testing to detect any potential welding defects.

5. Corrosion Resistance

Environment	Performance
General Industrial Atmosphere	Exhibits good corrosion resistance due to the formation of a protective oxide layer on the surface.
Mildly Corrosive Media (e.g., slightly acidic or alkaline solutions)	Can withstand corrosion for a long period with proper surface treatment (such as anti - corrosion coatings). However, in highly corrosive environments, additional protection measures may be required.

6. Applications

Industry	Applications
Oil and Gas	- Transportation of crude oil, natural gas, and refined products over long distances. - Pipeline systems within refineries and gas processing plants.
Chemical	- Conveying a variety of chemical media, including non - highly corrosive acids, alkalis, and organic chemicals. - Pipes for cooling and circulating water systems in chemical plants.
Power Generation	- Steam pipelines in thermal power plants for high - temperature and high - pressure steam transportation from boilers to turbines. - Cooling water pipes in power plants.
Construction	- Water supply and drainage pipelines in buildings. - Structural support in lightweight steel structures (non - load - bearing or secondary load - bearing components).

7. Quality Control

Control Measure	Description
Raw Material Inspection	Thoroughly test the chemical composition and mechanical properties of incoming hot - rolled steel strips to ensure compliance with A53 Gr.B standards.
In - process Monitoring	Set up quality control points at each production stage, especially during the forming, welding, and inspection processes. Operators strictly follow the process specifications.
Final Product Testing	Conduct comprehensive tests, including non - destructive testing (such as radiographic testing, ultrasonic testing), hydrostatic testing, tensile testing, and bending testing. Products must meet all relevant international standards (e.g., ASTM A53, ASME SA53) and may also obtain certifications like ISO 9001 and CE.

8. Advantages

Advantage	Explanation
Cost - effectiveness	Compared to stainless steel or alloy steel pipes, A53 Gr.B longitudinal weld carbon steel pipes offer a more cost - efficient solution while still meeting the requirements of most industrial applications.
Good Weldability	Easy to weld using various common welding methods, which simplifies on - site installation and connection of pipelines.
High Strength - to - Weight Ratio	Provides sufficient strength to withstand high - pressure and heavy - load conditions while maintaining a relatively lightweight structure, reducing transportation and installation costs.
Wide Application Range	Suitable for a diverse range of industries and applications due to its balanced mechanical and chemical properties.

 

9. Market Outlook

The demand for A53 Gr.B longitudinal weld carbon steel pipes is expected to remain stable in the coming years. With the continuous development of the global oil and gas, chemical, and power generation industries, as well as the growth of infrastructure construction in emerging economies, the need for reliable and cost - effective pipeline materials will drive the market for these pipes. However, competition from alternative materials and the increasing emphasis on environmental protection and sustainable development may also pose challenges to the market growth. Manufacturers are likely to focus on improving product quality, developing new corrosion - resistant coatings, and enhancing production efficiency to maintain competitiveness.

 

Detailed Photos

 

 

 

Processing of Production