Stainless Steel 904L Hex Bars Manufacturer, Stockist and Exporter

Stainless Steel 904L Hex Bars are premium-grade engineering materials designed for applications requiring exceptional corrosion resistance and long-term performance. Manufactured with high nickel and molybdenum content, these hex bars outperform standard austenitic stainless steels in harsh industrial atmospheres. Their unique composition ensures protection against pitting, crevice corrosion, and chloride-induced deterioration. Industries rely on 904L hex bars for equipment that must withstand aggressive chemical environments. Their excellent weldability and formability make fabrication easier across various industries. With their precise hexagonal geometry, these bars maintain consistent mechanical properties throughout the section. They are ideal for both small-scale and heavy-duty engineering tasks.

One of the key advantages of Stainless Steel 904L Hex Bars is their exceptional resistance to reducing acids such as sulfuric acid and phosphoric acid. This property makes them suitable for acid-processing plants, fertilizer manufacturing units, and chemical reactors. Additionally, the high chromium content enhances their oxidation resistance at both ambient and elevated temperatures. Their ability to maintain structural integrity even in seawater environments makes them preferred in marine engineering. 904L hex bars also demonstrate excellent stability against stress corrosion cracking. These properties collectively increase the longevity of equipment built with this material. Engineers choose 904L hex bars when reliability cannot be compromised.

Industries such as pharmaceuticals, petrochemicals, oil & gas, and desalination rely heavily on Stainless Steel 904L Hex Bars due to their ability to withstand corrosive fluids. Their high purity levels and controlled chemical balance make them suitable for sensitive chemical handling systems. The bars provide consistent machinability, allowing manufacturers to produce high-precision components. Whether used in pump shafts, fasteners, valve parts, or structural frameworks, 904L offers a superior blend of strength and corrosion resistance. These hex bars are also suitable for high-pressure applications due to their enhanced mechanical toughness. Their performance remains stable across extreme temperatures and dynamic loading conditions.

Worldwide Stainless Steel 904L Hex Bars Manufacturer, Stockist and Exporter

Manufactured using advanced melting and processing techniques, Stainless Steel 904L Hex Bars exhibit excellent dimensional accuracy and surface finish. Their smooth surfaces provide reduced friction, making them ideal for moving parts and mechanical assemblies. Additionally, 904L offers low carbon content, minimizing the risk of carbide precipitation during welding. This enhances the overall durability of fabricated products in elevated-temperature services. The tight tolerance control during production ensures uniformity across all sides of the hex bar. Such precision plays a vital role in achieving perfect fitment in high-precision equipment. As a result, 904L hex bars are widely accepted in global engineering standards.

The high nickel content of Stainless Steel 904L Hex Bars contributes significantly to their outstanding resistance to chloride stress corrosion. This allows them to perform well in environments such as brine systems, seawater desalination units, and cooling systems using high-salinity water. Their enhanced machinability helps reduce tool wear and improves fabrication efficiency. Industries appreciate the metal’s ability to maintain mechanical properties even after prolonged exposure to corrosive media. Moreover, 904L hex bars support superior impact toughness at both low and high temperatures. These qualities ensure the reliability of the final product in mission-critical applications. They remain a top choice for challenging operational environments.

Stainless Steel 904L Hex Bars

Stainless Steel 904L Hex Bars offer excellent versatility when it comes to fabrication and forming processes. They can be readily bent, cut, welded, and drilled without compromising structural integrity. These bars are also available in multiple sizes, providing flexibility for various engineering requirements. Their compatibility with both manual and automated machining operations increases their demand across industries. Additionally, 904L provides improved resistance to intergranular corrosion, ensuring long-term functionality in fluctuating temperature conditions. With high fatigue strength, the material performs exceptionally in dynamic or cyclic load-bearing applications. Engineers depend on 904L hex bars for constructing durable performance-driven components.

Because of their superior chemical and mechanical characteristics, Stainless Steel 904L Hex Bars are widely used in construction, process plants, heavy machinery, and critical industrial systems. They provide long service life, reducing maintenance costs and downtime in demanding environments. The bars’ resilience under thermal stress makes them suitable for heat exchangers, pressure vessels, and industrial piping systems. Their exceptional corrosion protection in acidic and chloride-rich environments further expands their application scope. With global availability and strict adherence to material standards, 904L hex bars remain a high-value choice for engineers. Their robust performance ensures consistent reliability in every application.

Stainless Steel 904L Hex Bars

Specifications

Stainless Steel 904L Hex Bars – Specifications
Product Stainless Steel 904L Hex Bars
Grade SS 904L / UNS N08904
Standards ASTM A276, ASTM A479, ASME SA276, ASME SA479
Size Range 10 mm to 75 mm (Custom sizes available on request)
Length 1 Meter, 3 Meter, 6 Meter & Custom Cut Lengths
Finish Hot Rolled, Cold Drawn, Bright, Polished
Tolerance H11, H13, K12 or as per customer requirement
Manufacturing Process Hot Rolled / Cold Finished
Certification EN 10204 3.1 / 3.2, Mill Test Certificate (MTC)
Applications Chemical Processing, Marine Engineering, Fertilizer Plants, Petrochemical Industry, Heat Exchangers

Chemical Composition (Typical Ranges)

Stainless Steel 904L – Chemical Composition
Element Percentage (%)
Carbon (C) 0.020 max
Manganese (Mn) 2.00 max
Phosphorus (P) 0.045 max
Sulfur (S) 0.035 max
Silicon (Si) 1.00 max
Chromium (Cr) 19.0 – 23.0
Nickel (Ni) 23.0 – 28.0
Molybdenum (Mo) 4.0 – 5.0
Copper (Cu) 1.0 – 2.0
Iron (Fe) Balance

Mechanical Properties

Stainless Steel 904L – Mechanical Properties
Property Value
Tensile Strength 490 – 740 MPa
Yield Strength (0.2% Proof) 220 MPa min
Elongation 35% min
Hardness (Brinell) 150 – 190 HB max
Modulus of Elasticity 195 GPa
Melting Range 1350 – 1400°C
Impact Strength Excellent (No ductile-brittle transition)

Dimension Chart

Stainless Steel 904L Hex Bars – Dimension Chart
Hex Size (Across Flats) Approx. Weight (kg/m) Tolerance
10 mm 0.68 ±0.10 mm
12 mm 0.98 ±0.10 mm
14 mm 1.38 ±0.10 mm
17 mm 1.95 ±0.12 mm
19 mm 2.44 ±0.12 mm
22 mm 3.31 ±0.15 mm
25 mm 4.25 ±0.15 mm
30 mm 6.12 ±0.20 mm
36 mm 8.84 ±0.20 mm
41 mm 11.53 ±0.25 mm
46 mm 14.55 ±0.25 mm
55 mm 21.01 ±0.30 mm
65 mm 29.34 ±0.30 mm
75 mm 38.57 ±0.35 mm

Equivalent 904Ls

Stainless Steel 904L – Equivalent Grades
UNS N08904
WNR (Werkstoff Nr.) 1.4539
EN X1NiCrMoCu25-20-5
AFNOR Z2CNDU25-20
BS 904S13
JIS — (No exact JIS equivalent)
GOST ЭИ943

We offer a wide range of Stainless Steel 904L Hex Bars in various diameters, lengths, and finishes. Our bars are supplied with hot-rolled, cold-drawn, and centerless ground finishes, ensuring superior surface quality and dimensional accuracy. Custom cutting, polishing, and packaging services are also available to meet specific project requirements.

With a strong inventory, reliable distribution network, and dedicated customer support, Shakti Forge India continues to strengthen its position as a leading Stainless Steel 904L Hex Bars manufacturer, stockist, and exporter. Our products serve both domestic industrial hubs and global industries, delivering high-performance Stainless Steel bars that meet stringent engineering and quality standards.

Frequently Asked Questions (FAQs)

Q1: What are Stainless Steel 904L Hex Bars?
Stainless Steel 904L Hex Bars are hexagonal-shaped bars made from stabilized austenitic stainless steel. They contain niobium, which enhances resistance to intergranular corrosion and improves high-temperature performance. These bars are widely used in applications requiring durability, heat resistance, and strong structural integrity.
Q1: What are Stainless Steel 904L Hex Bars?
Stainless Steel 904L Hex Bars are high-alloy austenitic stainless steel hexagonal bars known for their exceptional corrosion resistance, especially in acidic and chloride-rich environments. They are widely used in chemical processing, marine, and high-temperature applications.
Q2: What standards apply to SS 904L Hex Bars?
SS 904L Hex Bars are typically manufactured according to ASTM A276, ASTM A479, ASME SA276, and SA479 standards. These ensure high-quality mechanical and chemical properties suitable for industrial applications.
Q3: What is the main advantage of using 904L Hex Bars?
The primary advantage is their superior resistance to strong reducing acids, chloride-induced corrosion, and pitting. The addition of copper and high nickel content enhances their performance in harsh chemical environments where other stainless steels fail.
Q4: What sizes are available in 904L Hex Bars?
Standard sizes range from 10 mm to 75 mm across flats, but custom sizes can also be manufactured as per specific requirements. Length options typically include 1 meter, 3 meters, 6 meters, and custom-cut lengths.
Q5: Are 904L Hex Bars easy to weld and machine?
Yes, SS 904L Hex Bars offer good weldability and machinability due to their low carbon content. However, due to their toughness, specialized tools and slower machining speeds may be required for best results.

Cities we have supplied our products to

Mumbai, Delhi, Bengaluru(Bangalore), Hyderabad, Chennai, Kolkata, Pune, Ahmedabad, Surat, Vadodara, Rajkot, Nagpur, Indore, Bhopal, Jaipur, Kanpur, Lucknow, Agra, Varanasi, Amritsar, Chandigarh, Mysuru (Mysore), Udaipur, Jodhpur, Visakhapatnam, Coimbatore, Madurai, Kochi, Thiruvananthapuram, Mangalore, Nashik, Kolhapur, Chandrapur, Akola, Vilayat, Somnath, Dahej, Narmada, Ankleshwar, Navsari, Valsad, Rajpipla, Veraval,Kovvur, Andra Pradesh,Karwar, Karnataka,Kosamba, Gujarat, Vishakapatnam, Shahad, Pondicherry, Kakkinada, Pradesh, Nagda, Madhya Pradesh,Harihar, Karnataka, Tuticorin, Tamilnadu, Trivandrum, KeralaKurnool, Rourkela, Hindupur, Orissa, Renukoot, Uttar Morbi, Kerala ,Himachal, Dehradun, Visakhapatnam ,Jamnagar, Kozhikode, Ludhiana,Latur, Nanded, Vijaywada, Alwar, Bareilly, Bikaner, Andheri, Marol, Taloja, Turbhe, TTC (Thane-Belapur), Pimpri-Chinchwad, Chakan, Talegaon, Ranjangaon, Jejuri, Baramati, Satpur, Ambad, Sinnar, Igatpuri, Shendra, Waluj, Chikalthana, Paithan, Hingna, Butibori, Kalmeshwar, Umred, Shiroli, Kagal, Gokul Shirgaon, Akkalkot, Chincholi, Lote-Parshuram, Dombivli, Ambernath, Mahad, Roha, Palghar, Tarapur (Boisar)

Cities we have supplied our products to

South Korea, Africa, Sri Lanka, Syria, Taiwan, Tanzania, Tajikistan, Thailand, Turkey, Turkmenistan, Ukraine, United Kingdom, Arab Emirates (UAE), Uzbekistan, Vietnam, Yemen, France, Germany, Greece, Oman, Colombia, Portugal, Japan, Lithuania, Macau, Mongolia, Qatar, Ireland, Malaysia, Bangladesh, Russia, Iran, Jordan, Singapore, Bulgaria, Poland, Denmark, Nigeria, Gambia, Indonesia, Finland, Argentina, Chile, Spain, Peru, Kuwait, India, Saudi Arabia, Slovakia, Slovenia, Sweden, Switzerland, Bahrain, the Netherlands, United Kingdom, Mexico, Bulgaria, Spain, France, Germany, Colombia, Brazil, Saudi Arabia, Iraq, Iran, Sudan, Libya, Tanzania, Nigeria, New Zealand, Paris, Switzerland

Applications of Stainless Steel 904L Hex Bars

  • Oil & Gas Industry – pipelines, offshore rigs, valves, and fittings
  • Chemical Processing Plants – heat exchangers, reactors, and storage vessels
  • Marine & Shipbuilding – propeller shafts, seawater systems, and pumps
  • Aerospace – jet engines, turbine blades, and structural components
  • Power Generation – nuclear plants, boilers, and steam generators
  • Automotive – exhaust systems, sensors, and performance parts
  • Pharmaceutical & Food Industry – equipment requiring hygiene and corrosion resistance
  • Construction & Infrastructure – high-strength fasteners, joints, and supports