Stainless Steel 304L Pipes Manufacturer, Supplier & Exporter
Low-carbon austenitic Stainless Steel 304L pipes are recognized by their superior corrosion resistance, superb weldability, high strength and toughness. Manufactured primarily as ASTM A312 TP304L Seamless Pipes, ERW and EFW. Pipes of this type are predominantly used in chemical, food processing, pharmaceutical, water treatment, oil & gas industries, construction, etc. Low carbon content helps to avoid carbide precipitation when welded. Hence, 304L Stainless Steel Seamless Pipe can be used where welding at an elevated temperatures.
High Quality Stainless Steel 304L Pipes
We are one of the most well-known and reliable Stainless Steel 304L Pipe Manufacturer, Supplier & Exporter of all varieties of seamless, welded, ERW and EFW pipe solutions in accordance with to demanding applications. We deal with all types of ASTM A312 TP304L Seamless Pipes, ASTM A312 TP304L ERW Pipes, ASTM A312 TP304L EFW Pipes and SS 304/304L Seamless Pipes of top notch quality.
Being the low-carbon form of grade 304 stainless steel, 304L has better weldability while still retaining the mechanical properties and the corroding nature in every application. With its property to withstand rust, chemicals and moisture, the Stainless Steel 304L Pipe is extensively preferred in various industries needing long service and little maintenance.
Composed from best quality raw materials with the assistance of best quality control measure our UNS S30403 Pipes offer outstanding efficiency in highly corrosive and high-temperature environment.
What is Stainless Steel 304L Pipe?
Stainless Steel 304L Pipe is an austenitic chromium-nickel stainless steel pipe with carbon content no more than 0.03. Low carbon content results in lower carbide precipitation when welded which maintains corrosion resistance at heat affected zone.
SS 1.4306 Pipe is more easily weldable than the conventional SS 304 which makes post-weld annealing is not always necessary which makes it the most used product in fabrication industry.
Key Characteristics:
- Excellent corrosion resistance
- Superior weldability
- Good formability
- High tensile strength
- Excellent oxidation resistance
- Hygienic and easy-to-clean surface
- Long service life
- Low maintenance requirements

Benefits of Stainless Steel 304L Pipes
- Super Corrosion Resistance: The chromium-rich nature of stainless steel 304L creates a passive oxide layer that protects it from the effects of atmosphere, moisture and a range of chemical environments.
- Good Weldability: Because of low carbon content 304L Stainless Steel Seamless Pipe is not prone to sensitization when performing welding.
- Great Strength and Durability: It maintains its structural integrity under tough service conditions.
- Hygienic Surface Finish: The smooth surface does not support bacterial growth, hence it is suitable for food and pharma application.
- Cost-Effective Lifecycle: Although the initial investment may be higher than carbon steel, reduced maintenance and longer service life provide lower total ownership costs.
Types of Stainless Steel 304L Pipes We Supply
ASTM A312 TP304L Seamless Pipes
These are solid pipes that do not have a welded seam. ASTM A312 TP304L Seamless pipes offer high-pressure resistance and are the most structural integrity products for demanding applications.
ASTM A312 TP304L ERW Pipes
ASTM A312 TP304L ERW pipes use the Electric Resistance Welding technique, to give optimal dimensional accuracy and the best economic benefit.
ASTM A312 TP304L EFW Pipes
Manufactured with Electric Fusion welding, ASTM A312 TP304L EFW Pipes are often chosen for their high performance in large diameter pipes which often require robust characteristics for successful use.
SS 304/304L Seamless Pipes
These types of SS 304/304L Seamless Pipes take from the benefits of both SS 304 and SS 304L to provide versatility of use with differing operational circumstances.
SS 1.4306 Pipe
The European designation SS 1.4306 pipes, are highly suitable for all engineering uses. Construction industries as well as the pharmaceutical and food processing sectors can readily find an application for this grade which is prized for its robust qualities.


Pipe Schedule & Size Chart
| NPS | SCH 5S | SCH 10S | SCH 40S | SCH 80S |
| 1/2″ | ✓ | ✓ | ✓ | ✓ |
| 3/4″ | ✓ | ✓ | ✓ | ✓ |
| 1″ | ✓ | ✓ | ✓ | ✓ |
| 2″ | ✓ | ✓ | ✓ | ✓ |
| 4″ | ✓ | ✓ | ✓ | ✓ |
| 6″ | ✓ | ✓ | ✓ | ✓ |
| 8″ | ✓ | ✓ | ✓ | ✓ |
| 10″ | ✓ | ✓ | ✓ | ✓ |
| 12″ | ✓ | ✓ | ✓ | ✓ |
| 24″ | Available | Available | Available | Available |
Stainless Steel 304L Pipes Specifications
| Specification | Details |
| Material Grade | Stainless Steel 304L |
| UNS Number | UNS S30403 |
| WERKSTOFF NR. | 1.4306 |
| Standard | ASTM A312, ASTM A213, ASTM A269, ASTM A358 |
| Pipe Type | Seamless, Welded, ERW, EFW |
| Size Range | 1/8″ NB to 48″ NB |
| Outer Diameter | 6 mm to 1219 mm |
| Wall Thickness | SCH 5 to SCH XXS |
| Length | Single Random, Double Random, Cut Length |
| End Type | Plain End, Beveled End, Threaded |
| Form | Round, Square, Rectangular, Hydraulic |
Mechanical Properties of Stainless Steel 304L Pipe
| Property | Value |
| Tensile Strength | 485 MPa Min |
| Yield Strength | 170 MPa Min |
| Elongation | 40% Min |
| Hardness | 92 HRB Max |
| Density | 8.0 g/cm³ |
| Melting Range | 1400-1450°C |
Chemical Composition of UNS S30403 Pipes
| Element | Composition (%) |
| Carbon (C) | 0.03 Max |
| Chromium (Cr) | 18.0 – 20.0 |
| Nickel (Ni) | 8.0 – 12.0 |
| Manganese (Mn) | 2.0 Max |
| Silicon (Si) | 1.0 Max |
| Phosphorus (P) | 0.045 Max |
| Sulfur (S) | 0.030 Max |
| Nitrogen (N) | 0.10 Max |
Applications of ASTM A312 SS F304L Seamless Pipes
Our ASTM A312 SS F304L Seamless Pipes are widely used in:
- Chemical Processing Plants
- Pharmaceutical Manufacturing
- Food & Beverage Industry
- Dairy Processing Facilities
- Oil & Gas Industries
- Petrochemical Plants
- Water Treatment Systems
- Power Generation Plants
- Heat Exchangers
- Pressure Vessels
- Construction Industry
- Marine Applications
- Pulp & Paper Industry
- Textile Processing Plants
Related SS Pipes Grades
- Stainless Steel 304 Pipe
- Stainless Steel 304l Pipe
- Stainless Steel 304H Pipe
- Stainless Steel 309H Pipe
- Stainless Steel 310 Pipe
- Stainless Steel 310S Pipe
- Stainless Steel 310H Pipe
- Stainless Steel 316 Pipe
- Stainless Steel 316L Pipe
- Stainless Steel 316H Pipe
- Stainless Steel 316TI Pipe
- Stainless Steel 317 Pipe
- Stainless Steel 317L Pipe
- Stainless Steel 321 Pipe
- Stainless Steel 321H Pipe
- Stainless Steel 347 Pipe
- Stainless Steel 347H Pipe
- Stainless Steel 410 Pipe
- Stainless Steel 446 Pipe
- Stainless Steel 904L Pipe
Why Choose Us for Stainless Steel 304L Pipes?
Being a trusted 304L Stainless Steel Pipe Manufacturer, our main objective is to meet the international quality requirements along with project-specific standards.
Our Strengths
- Huge stock readily available
- Competitive pricing
- Third-party inspection support
- Mill test certificates supplied
- Fast global delivery
- Customized lengths and specifications
- Export packaging standards
- Technical assistance from industry experts
Every Stainless Steel 304L pipe is subjected to inspection for its dimension, chemistry, mechanical properties and surface finish before we deliver them at our client’s end.
Global Reach
Amardeep Steel Centre boasts a robust global presence, committed to delivering unparalleled service and quality to clients around the world. Our dedication to prompt delivery and exceptional customer care sets us apart in the industry. Major corporations across the USA, Europe, Asia, and other regions place their trust in our high-quality stainless steel 304l pipes. This widespread trust underscores our reputation for reliability and excellence. By consistently meeting and exceeding the expectations of our international clientele, we continue to solidify our position as a leader in the global steel market.

Countries We Export To
UNITED STATES, EUROPE, UK, UAE, SAUDI ARABIA, OMAN, KUWAIT, JORDAN, QATAR, INDONESIA, MALAYSIA, BRAZIL, SPAIN, ITALY, FRANCE, GERMANY, BAHRAIN, SRI LANKA, AZERBAIJAN, AUSTRALIA, AUSTRIA, PHILIPPINES, TURKEY, RUSSIA, IRAN, IRAQ, CANADA, KOREA, JAPAN, YEMEN, FINLAND, ZIMBABWE, HUNGARY, PORTUGAL, VIETNAM, MOROCCO, THAILAND, SOUTH AFRICA, MEXICO, SINGAPORE, GREECE, KUWAIT, POLAND, NEW ZEALAND, SWEDEN, SWITZERLAND, BELGIUM, BHUTAN, BANGLADESH, TAIWAN, ROMANIA, CAMBODIA, KAZAKHSTAN, AFGHANISTAN.

