stainless steel welded pipe

Feihong Steel Co., Ltd.

Verified Custom manufacturer 6yrs

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Stainless Steel Welded Pipe Product Attributes

Property	Parameter	Description
Manufacturing Type	Welded (ERW, SAW, TIG)	Pipes produced by welding sheet or strip; ERW (Electric Resistance Weld) most common.
Welding Method	ERW, Submerged Arc (SAW), TIG	Different welding techniques for various diameter and thickness requirements.
Material Grade	304, 304L, 316, 316L, 430	Austenitic and ferritic stainless steel grades available.
Chromium Content	16 – 20% (grade dependent)	Primary element providing corrosion resistance.
Nickel Content	8 – 14% (for austenitic grades)	Enhances corrosion resistance and formability.
Carbon Content	≤ 0.08% (standard), ≤ 0.03% (L-grade)	Low carbon improves weldability; L-grades resist intergranular corrosion.
Outer Diameter (OD)	6 mm – 508 mm	Wide range covering small to large diameter applications.
Wall Thickness	0.5 – 25 mm	Multiple thicknesses for various pressure ratings.
Length Options	6 m, 11.8 m (standard), or custom	Standard lengths or custom cut to specification.
Tolerance (OD)	±0.5 mm (typical)	Manufacturing tolerance on outer diameter.
Tolerance (WT)	±10% or ±0.5 mm	Manufacturing tolerance on wall thickness.
Density	8.0 g/cm³	Mass per unit volume of stainless steel.
Tensile Strength	515 – 620 MPa (304 grade)	Ultimate strength under tension; varies by grade.
Yield Strength	205 – 310 MPa (304 grade)	Stress at which permanent deformation begins.
Elongation	≥ 40% (annealed)	Ductility after annealing process.
Operating Temperature	-196°C to +870°C	Suitable for cryogenic to high-temperature applications.
Corrosion Resistance	Excellent	Resists oxidation, pitting, and crevice corrosion.
Weld Seam Quality	Fully fused, smooth	High-quality weld seams meeting ASTM and DIN standards.
Surface Finish	Polished, Pickled, Mill, Bright	Available finishes; pickled/passivated common for welded pipes.
Standards	ASTM A312, ASTM A358, DIN 2393	Compliance with international welded pipe standards.
Pressure Rating	150 – 2500+ PSI	Depends on diameter, wall thickness, and grade.
End Finish	Plain, beveled, threaded, flanged	Various end preparations for connection methods.
Applications	Oil & gas, chemical, food, HVAC, power	Used in applications requiring cost-effective piping with corrosion resistance.
Cost	Lower than seamless	Welded pipes are more economical than seamless alternatives.
Leak Testing	Hydrostatic, pneumatic	Quality assurance through pressure testing.

Stainless Steel Welded Pipe Product Introduction

Diverse Industrial Applications of Stainless Steel Welded Pipe Systems

The stainless steel welded pipe represents a cost-effective and versatile piping solution widely adopted across industrial, commercial, and residential sectors. A stainless steel welded pipe combines excellent strength characteristics with economic efficiency, making it ideal for fluid transport, pressure systems, and structural applications where budget considerations are important. Industries including HVAC installation, plumbing infrastructure, automotive manufacturing, and general industrial piping rely on stainless steel welded pipes for reliable performance at competitive pricing. The stainless steel welded pipe excels in moderate-pressure applications, water distribution networks, and decorative installations where welded construction meets functional requirements. Construction companies, mechanical contractors, and equipment manufacturers specify stainless steel welded pipes when balancing performance demands with cost optimization strategies. When implementing stainless steel welded pipe solutions, engineers benefit from faster installation timelines, simplified fabrication processes, and reduced material waste compared to seamless alternatives, making these pipes ideal for large-scale projects requiring both efficiency and quality assurance.

Technical Specifications and Manufacturing Standards for Stainless Steel Welded Tubing

Understanding the precise technical parameters and manufacturing processes of stainless steel welded pipe ensures proper material selection and system compatibility. The stainless steel welded pipe is manufactured through electric resistance welding (ERW) or tungsten inert gas (TIG) welding techniques, creating strong longitudinal seams while maintaining material integrity. Available diameters for stainless steel welded pipe range from 0.5 inches to 48 inches, with wall thicknesses accommodating schedules 10S through 80 and beyond, supporting diverse pressure classifications. Grade options including 304, 304L, 316, and 316L allow customers to select appropriate stainless steel welded pipe variants matching specific corrosion resistance requirements and environmental conditions. Surface finish options such as mill, polished, and passivated surfaces enable selection of stainless steel welded pipe meeting aesthetic and functional specifications. Compliance with ASTM A312, EN 10217-1, and ISO 2604 international standards guarantees consistent quality, proper weld integrity, and full traceability throughout manufacturing and distribution of stainless steel welded pipe products.

Performance Advantages and Strategic Industry Applications of Stainless Steel Welded Piping Solutions

The inherent advantages of stainless steel welded pipe establish it as the preferred choice for economical yet reliable piping infrastructure investments. Excellent corrosion resistance ensures extended service life in both indoor and moderately corrosive outdoor environments, reducing replacement frequency and maintenance burden. A stainless steel welded pipe delivers superior strength-to-weight ratios, enabling simplified installation and reduced structural support requirements compared to alternative materials. Its non-reactive hygienic properties make stainless steel welded pipe essential in food processing, beverage production, and water supply systems requiring contamination prevention. Manufacturing efficiency and reduced material costs make stainless steel welded pipe significantly more economical than seamless alternatives while maintaining comparable performance standards. Companies investing in stainless steel welded pipe infrastructure achieve measurable advantages including reduced installation costs, faster project completion timelines, improved operational reliability, lower total cost of ownership, and excellent recyclability supporting sustainability objectives compared to conventional carbon steel or plastic piping materials.

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Feihong Steel Co., Ltd.

Manufacturer, Trading Company · 6 yrs on Sinoali.com

Located in China

Company overview

Year Established

2010

On-time delivery rate

100.0%

Online revenue

100.0%

Plant Area

>=2000m²

number of employees

Response Time

<=4h

Company information More goods

Product Display

After more than a decade of continuous investment and innovation, Feihong Steel Co., Ltd. has now developed into a leading enterprise in the industry with a complete industrial chain, a wide range of product specifications, prompt supply, excellent product quality, strong industry influence and good social reputation. Currently, our products are mainly sold to the eastern region of China and over 40 countries and regions, such as Southeast Asia, South Asia, West Asia, Eastern Europe, South America, etc. Our stainless steel series products have consistently ranked among the top in China for many years.

Customizable

Same product at rock bottom price

1400$ ≥800Ton Base price

Price validity period: Prices subject to market conditions