Stainless Steel SS 304 (ASTM A182) 150 Class Flanges Manufacturer And Supplier In Mumbai, India

Meet your SS 304 (ASTM A182) 150 Class Flanges manufacturing and supplying elite Naysha Steel and Alloy in India, Mumbai. Flanges from our line of the top quality are fabricated by our expertise and care in order to match up to the industry standards. These flanged units which are designed to be use in piping system, they are very strong and resistant material and can be offer corrosion resistance. They are manufactured of premium grades of authenticate stainless steel, ASTM A182 Grade 304, which makes them suitable for the applications requiring reliable performance and for the extreme environmental conditions. Our 150 class flanges have in-built high degree of accuracy which ensures a tight and secure fit, providing leak-free connections for your piping systems. From tiny foot prints to large-scale installation, we've got the option to fit your needs. Rely on the Naysha Steel and Alloy for first-class Stainless Steel 304 (ASTM A182) amongst flanges that supplies superior performance and dependability. Get in touch to discuss our quality products and services in detail.

stainless steel 304 150 class flanges banner

SS 304 (ASTM A182) 150 Class Flanges Manufacturer And Supplier In Mumbai, India

Explore stainless steel 304 (ASTM A182) 150 class flanges from Naysha Steel and Alloy, one of the premier manufacturers and vendors based in Mumbai, India. Our flanges are designed to meet the strict performance requirements in different applications by the strict standards of the industry. Being dedicated to durability and precision manufacturing, our flanges provide strong and secure joints that last for years to come. Manufactured from topnotch stainless steel, they are highly corrosion resistant and work well in harsh operating conditions. Consider choosing Naysha Steel and Alloy for their excellence in quality, timely deliveries, and affordable prices on SS 304 150 Class Flanges. Contact us today for more detailed prices and more.

Countless Benefits of SS 304 ASTM A182 150 Class Flanges, ASTM A182 150# SS 304 Flange:

    The SS 304 ASTM A182 150 Class Flanges are associated with so many advantages as same to the other types of flanges. Take a look for the key benefits of stainless steel weld neck flanges.

  • Easy Installation: SS 304 ASTM A182 150 Class Flanges are implemented to provide an easy to mount technique with standardized parameters and the push-on bolt connection procedure. Thereby, the installation process is streamlined, eliminating the time and labor costs.
  • Leak-Proof Design: Similarly, the added precision and lack of any tolerance that is needed with SS 304 ASTM A182 150 Class Flanges guarantee a tight, secure, and leak-free seal between pipes or fittings. This prevents downtimes that may be quite costly thereby reducing maintenance costs and minimizing maintenance sessions.
  • Corrosion Resistance: SS 304 according to ASTM A182 150Class Flanges are produced from high quality stainless steel that gives superb resistance to chemical corrosion from moisture and aggressive environments. The life of the flanges is prolonged, and the complete system operates in an undisturbed mode as time passes.
  • High Strength: Because of their resists and materials of maximum impact, the SS 304 ASTM A182 150 Class Flanges ensure structural integrity and long service life in harsh conditions. They can work out under high-pressure conditions while at the same time assuring safety and top-notch performance.
  • Wide Range of Applications: ASTM 304 Class Flanges A182 150 are capable of being used in a number of industrial and commercial applications owing to the fact that they are a versatile setup. The flanges, which are effective in a range of environments, including petrochemical plants, as well as food processing operations, deliver dependable performance.

SS 304 ASTM A182 150 Class Flanges, ASTM A182 150 Class Flanges, SS 304 150 Class Flanges, SS 304 150# Flanges, ASTM A182 Stainless Steel 304 Flanges, Manufacturer And Supplier In Mumbai, India

The Naysha Steel and Alloy is proud to announce its premium quality Stainless Steel 304 (ASTM A182) 150 Class Flanges engineered to meet the highest standards of value and excellence. We are a leading manufacturer and supplier based in Mumbai, India and we maintain our products using the leading stainless steel material in accordance with the ASTM A182 specifications. Our 150 Class SS 304 flanges are built to provide the desired strength, durability and corrosion resistance which make them the best choice for industrial applications. Whether you need the flanges for piping systems, valves, or other devices the ASTM A182 Stainless Steel 304 Flanges are the suitable choice for you.

With their 150# pressure rating, these flanges are ideal for moderate to high-pressure service applications and are therefore suitable for use in situations with demanding conditions. Our expert craftsmen pay close attention to every aspect during the manufacturing process, thus resulting in production of flanges that meet strictest standards of quality. At Naysha Steel and Alloy, customer satisfaction is our number one priority and we strive to offer the best delivery and customer service. Trust us with all your stainless steel flange applications and feel the difference of the quality and performance of our products! For outstanding SS 304 150 Class Flanges, trust Naysha Steel and Alloy.

astm a182 150 ss 304 flanges

ASTM A182 Stainless Steel 304 150 Class Flanges, SS 304 ASTM A182 150 Class Flanges Size In Mumbai, India shop:

Nominal Size Outside Diameter(OD) Min. Thickness(T) RF Dia.(R) No. of Bolt Holes Diameter of Holes Bolt Circle(BC) SO Bore ID(SB) WN Bore ID(WB) Dia. Hub Base(HB) Dia. of Hub Top(HT) SO LTH(SL) WN LTH(WL)
12 3.50 0.38 1.38 4 0.62 2.38 0.88 0.62 1.19 0.84 0.56 1.81
34 3.88 0.44 1.69 4 0.62 2.75 1.09 0.82 1.50 1.05 0.56 2.00
1 4.25 0.50 2.00 4 0.62 3.12 1.36 1.05 1.94 1.32 0.62 2.12
114 4.62 0.56 2.50 4 0.62 3.50 1.70 1.38 2.31 1.66 0.75 2.19
112 5.00 0.62 2.88 4 0.62 3.88 1.95 1.61 2.56 1.90 0.81 2.38
2 6.00 0.69 3.62 4 0.75 4.75 2.44 2.07 3.06 2.38 0.94 2.44
212 7.00 0.81 4.12 4 0.75 5.50 2.94 2.47 3.56 2.88 1.06 2.69
3 7.50 0.88 5.00 4 0.75 6.00 3.57 3.07 4.25 3.50 1.12 2.69
312 8.50 0.88 5.50 8 0.75 7.00 4.07 3.55 4.81 4.00 1.19 2.75
4 9.00 0.88 6.19 8 0.75 7.50 4.57 4.03 5.31 4.50 1.25 2.94
5 10.00 0.88 7.31 8 0.88 8.50 5.66 5.05 6.44 5.56 1.38 3.44
6 11.00 0.94 8.50 8 0.88 9.50 6.72 6.07 7.56 6.63 1.50 3.44
8 13.50 1.06 10.62 8 0.88 11.75 8.72 7.98 9.69 8.63 1.69 3.94
10 16.00 1.12 12.75 12 1.00 14.25 10.88 10.02 12.00 10.75 1.88 3.94
12 19.00 1.19 15.00 12 1.00 17.00 12.88 12.00 14.38 12.75 2.12 4.44
14 21.00 1.31 16.25 12 1.12 18.75 14.14 13.25 15.75 14.00 2.19 4.94
16 23.50 1.38 18.50 16 1.12 21.25 16.16 15.25 18.00 16.00 2.44 4.94
18 25.00 1.50 21.00 16 1.25 22.75 18.18 17.25 19.88 18.00 2.62 5.44
20 27.50 1.62 23.00 20 1.25 25.00 20.20 19.25 22.00 20.00 2.81 5.62
22 29.50 1.75 25.25 20 1.38 27.25 22.22 21.25 24.25 22.00 3.07 5.82
24 32.00 1.81 27.25 20 1.38 29.50 24.25 23.25 26.12 24.00 3.19 5.94

ASTM A182, Stainless Steel 304, ANSI Class 150 Flanges, ASTM A182 150# Flanges, Class 150 SS Flange Available In Mumbai, India

astm a182 class 150 ss flanges manufacturer

Naysha Steel & Alloy supplies extensive Stainless Steel 304 (ASTM A182) 150 Class Flanges in Mumbai, India. Formed with high-grade stainless steel to ANSI Class 150 specifications, our flanges may be used in the chemical, petrochemical, and oil and gas industries. Our ASTM A182 150# flanges have excellent corrosion resistant property, and guarantee the long term operation in harsh environments. We address all kinds of connection sizes and configurations, providing slip-on, weld neck, threaded, and socket weld flanges to accommodate multiple application needs.

Stainless Steel 304 ASTM A182 150 Class Flanges from our company (Naysha Steel and Alloy) deliver many benefits. Quality testing of our flanges is performed in accordance with the industry standards by taking into consideration customer’s needs. With our top-notch quality, the customers can depend on the durability and performance of our products, meaning an increased operating efficiency and less upkeep spending. Moreover, our committed staff renders one-to-one support in choosing the ideal flanges for a given application, helping clients choose their equipment and providing support and assistance at every stage.

If you are in need of superior quality Stainless Steel 304 (ASTM A182) 150 Class Flanges and excellent customer service, do not hesitate and buy them from Naysha Steel and Alloy right away. Our large product range combined with in-depth industry experience and commitment to customer satisfaction makes us the number one choice for seamless, best-in-class stainless steel flange supplies available in Mumbai, India, and beyond. Please do not hesitate to contact us to discuss your project details as well as to find out what we can do to fulfill your stainless steel flange requirements in the most efficient way.

Understand Dimensions of ASTM A182 Stainless Steel 304 150 Class Flange Dimensions To Simple diagram

In our work at Naysa Steel and Alloy, we see that the accuracy of the flange fittings dimensions is essential to make the system that uses pipes work smoothly. For our ASTM A182 Stainless Steel 304 150 Class Flanges the high manufacturing precision is combined with the industry standards compliance that results in excellent performance for different applications. We supply flanges that are made of excellent materials and have the accurate dimensions that are in line with ASTM A182 standards, which ensure a tight fit and leak-free connections. The 150 class signifies the flange's pressure rating, the reason why it is most suitable for pressure ratings not exceeding 150 PSI.

SS 304 Flanges manufactuere, supplier

The Stainless Steel 304 Flanges are produced with top quality materials, with outstanding ability to deal with corrosion and produce a long service life even in harsh environments. While ASTM A182 specification guarantees that flanges have compliance with the high standard for chemical composition, mechanical properties and testing methods. Achieving a simple, easy to install and protect design, the flange does not cause unnecessary downtime and is helpful for uninterrupted operation. We employ only 304 stainless steel as a construction material in order to provide higher strength and durability that will be cost-effective during continue use.

To facilitate installation on the recipients side and compatibility with the existing piping system, our flanges dimensions are greatly specified. These parameters may be the inner diameter, the outer diameter, bolt hole spacing and thickness, thus, a perfect fit for your placement. We take pride in leading at Naysha Steel and Alloy in the market by consistently providing flange fittings of the highest quality that surpass those of our customers. As we strive to ensure perfection and client satisfaction, you can be sure that we will offer you value-for-money services from the piping solutions you need. Come to us for our ASTM A182 304 Stainless Steel 150 Class Flanges if you need functionality in the highest degree and total confidence.

ASMT A182 Class 150 SS 304 Flange Chemical Composition Table

Grade/ Marked Symbol Carbon (Max) Manganese (max) Silicon (maximum) Phosphorus (max) Sulfur (max) Chromium Molybdenum Nickel N
F304 0.08 2 0.75 0.045 0.030 18-20 - 8-11 -
F304L 0.035 2 1.00 0.045 0.030 18-20 - 8-13 -
F316 0.08 2 0.75 0.045 0.030 16-18 2-3 10-14 64.845
F316L 0.035 2 1.00 0.045 0.030 16-18 2-3 10-14 68.89


SS 304 ASMT A182 150 Class flanges Price List in Mumbai, India: Valid From 1st March 2024

Take a better look on price list of stainless steel and weld neck flanges in Mumbai, India

SS 304 ASMT A182 150 Class flanges Price
15mm 0.54 543.95 591.25 8.242 8.958 5.551 6.033 9.890 10.750
20mm 0.78 854.45 928.75 12.946 14.072 8.719 9.477 15.535 16.886
25mm 1.12 1009.70 1097.50 15.298 16.629 10.303 11.199 18.358 19.955
32mm 1.47 1179.90 1282.50 17.877 19.432 12.040 13.087 21.453 23.318
40mm 1.90 1475.45 1603.75 22.355 24.299 15.056 16.365 26.826 29.159
50mm 2.77 1707.75 1856.25 25.875 28.125 17.426 18.941 31.050 33.750
65mm 4.49 2717.45 2953.75 41.173 44.754 27.729 30.140 49.408 53.705
80MM 5.44 3105.00 3375.00 47.045 51.136 31.684 34.439 56.455 61.364
100mm 7.69 4347.00 4725.00 65.864 71.591 44.357 48.214 79.036 85.909
125mm 9.40 7452.00 8100.00 112.909 122.727 76.041 82.653 135.491 147.273
150mm 11.82 9315.00 10125.00 141.136 153.409 95.051 103.316 169.364 184.091
200mm 19.11 13972.50 15187.50 211.705 230.114 142.577 154.974 254.045 276.136
250mm 26.19 18630.00 20250.00 282.273 306.818 190.102 206.633 338.727 368.182


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Stainless Steel Flanges ANSI 150, IS6392 Flanges, SS 304 150 Class Flanges Manufacturer, Class 150 SS 304 Flanges Manufacturer, ASMT A182 150# SS 304 Flanges Manufacturer, UNS S31803 Weld Neck Flanges Stockist, UNS S31803 Flanges Manufacturers, UNS S31803 Flanges Exporter, UNS S32205 Flanges Stockist : Grades & Classes (#)

  • ASTM A182 F304/F304L: Standard austenitic stainless steel grade.
  • ASTM A182 F347/F347H: Stabilized stainless steel grade with niobium addition.
  • ASTM A182 F321/F321H: Stabilized stainless steel grade with titanium addition.
  • ASTM A182 F316/F316L: Austenitic stainless steel with enhanced corrosion resistance.
  • ASTM A182 F53: Super duplex stainless steel grade with excellent corrosion resistance.
  • Class 125: Class 125 Weld Neck Flange suitable for aggressive conditions.
  • Class 150: Weld neck flange design for low-pressure applications.
  • ASTM A182 F51: Duplex stainless steel grade with high strength and corrosion resistance.
  • Class 600: Weld Neck Flange Class 600 designed for high-pressure applications.
  • Class 300: Flanges suitable for moderate-pressure applications.

SS 304 Flange 150, 150# ASMT A182 SS 304 Flanges, Stainless Steel 304 ASMT 182 150 Class Flanges Specifications

Specification Of : Weld Neck Stainless Steel Flanges
JIS Standards 5K, 10K, 40K, 16K 20K 30K, 63K
Size Of Bore Diameter Flange NPS ≤ 10
Manufacturer Of Standard Dimensions EN-1092 Flange, ASME B16.48 Flange, API605 Flange, BS4504 Flange, EN1092 Flange, UNI Flange, ISO Flange, API7S-43 Flange, ANSI/ASME B16.5 Flange, API7S-15 Flange, MSS S44 Flange, IS 2062 Flange, ASME B16.36 Flange, DIN Flange, AWWA C207 Flange, B16.47 Series A & B Flange, BS1560-3.1 Flange, ISO70051 Flange, API Flange, ASME Code for 12 inches Welding Neck Flanges.
Minimum Pressure 150# To 2500#
Flange Face Type Raised Face, Groove And Small Tongue Groove, RTJ, Weld Neck Flanges Flat Face, Large Tongue & Large Male-Female And Small Male-Female, Lap-Joint Face.
Top Six Type Of Flanges Threaded, Lap Joint, Socket-Weld, Blind, Slip-On or Weld Neck Flanges
Standard Materials Duplex Steel & Super Duplex Steel, Copper Nickel, Wrought Iron, Inconel, Mild Steel, Stainless Steel, Hastelloy, Cast Iron, Alloy Steel, Carbon Steel.
Thickness Length NPS ≤ 18
Welding neck flanges size (1/2") To (48")
Manufacturing Process Forged/ Machined/ Heat Treated
Other Type Of Flange Forged/ Plate/ Threaded
Application Oil And Gas Industry Power Plants Industry Food Processing And Manufacturing Waterworks Systems Fossil Fuel Power Plants Nuclear Power Application Municipal Pipe Systems


Please find below our other manufacturing and Sales network in India : (Contact us for detailed information for your nearest branches)

  • Stainless Steel 304 ASMT A182 150 Class flanges manufacturer and Manufacturer in Mumbai, India.
  • Stainless Steel 304 ASMT A182 150 Class flanges manufacturer and supplier in Nagpur, India.
  • Stainless Steel 304 ASMT A182 150 Class flanges manufacturer and stockists in Pune, India.
  • Stainless Steel 304 ASMT A182 150 Class flanges manufacturer and Exporter in Thane, India.
  • Stainless Steel 304 ASMT A182 150 Class flanges manufacturer and wholesalor in Nashik, India.

Frequently Asked Questions

What is a stainless steel weldneck flange?

A stainless steel weldneck flange is a type of pipe flange designed to be welded onto the neck of a pipe. It provides a smooth, high-strength connection for joining pipes, valves, and other equipment. All the standard Flange dimensional sizes are Readily available at any Naysha Steel branch in India.

What types of stainless steel material grades are used for weldneck flanges?

Common stainless steel materials include 304, 316, and 321, among others. The choice of stainless steel grade depends on the specific application and the required corrosion resistance.

What sizes are available for stainless steel weldneck flanges?

Stainless steel weldneck flanges are available in a wide range of sizes, typically ranging from 1/2 inch to several feet in diameter. The size you need depends on your specific piping system requirements. All the standard Flange dimensional sizes are Readily available at any Naysha Steel branch in India.

Can stainless steel weldneck flanges be used with other pipes?

Yes, stainless steel weldneck flanges can be used with pipes made of other materials, provided the flange material is compatible with the pipe material, and the connection is properly sealed.

Industries served by Stainless Steel SS 304 (ASTM A182) 150 Class Flanges In Mumbai, India

In the oil and gas industry, blind Alloy Steel flanges are used in pipelines, storage tanks, and offshore platforms. They are employed for closing off openings during maintenance, repair, or when a branch connection is not required. Petrochemical plants utilize blind Alloy Steel flanges in equipment such as reactors, distillation columns, and storage vessels. These flanges provide a secure and leak-proof seal when closing off unused openings or isolating sections of the process.

oil gas manufacturer
Oil and Gas Industries

The oil and gas industry includes a wide range of from drilling and production to refining and marketing. Some of the major players in this include oil and gas companies, service providers, equipment.

petroleum manufacturer supplier
Petroleum Industries

In the drilling process, stainless steel is used to make drill bits, pipes, and other equipment that must withstand high pressures and temperatures. Stainless steel is also used to make pumps, valves, and fittings for the transportation.

chemical flanges
Shipbuilding in India

In storage applications, stainless steel is used to make tanks and containers that can safely store corrosive and hazardous chemicals. It is also used in piping systems for chemical transfer and distribution chemical industry.

Marking & Pricing

Products are packaged to ensure that there is no damage during of goods transport. In case of exports, standard export packaging is done with utmost care in wooden covering or boxing. All products are marked with Grade, Lot No, Size, Degree and our trade mark. On special requests we can also, make customized marking on our products.

Quality Assurance

At Naysha Steel, all fittings and flanges are subject to strict inspection at each and every stage of the production process, from starting material purchasing to product dispatch. They are visually examined for compliance to ASTM, ASME, MSS, DIN, EN, and JIS codes and standards. Upon request, official certified Inspection Agencies can be called in to witness the material reports, dimensions and quality compliance of products.

Test Certificates: Manufacturer Test Certificate as per EN 10204 / 3.1B Raw Materials Certificate, 100% Radiography Test Report, Third Party Inspection Report