Stainless Steel Flanges

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Stainless Steel Flanges Manufacturer, Exporter and Supplier in Dubai, UAE

ANSI B16.5, ASME B16.47, MSS-SP44, AWWA-C207 Stainless Steel Flange, ASTM A182 Stainless Steel Flange, ASME SA182 Stainless Steel Flanges Suppliers in Dubai, UAE.

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Stainless Steel Flanges are strong rings or discs essential to piping systems. They connect various sections of pipes, valves, pumps, and other equipment, forming a cohesive and leak-proof network. These flanges provide strength and support and offer the convenience of easy assembly and disassembly, which is crucial for cleaning, inspection, or modification purposes.

Stainless Steel Flanges Specifications

Specifications ASTM A182 / ASME SA182
Size 1/8″ NB TO 48″ NB
Standards ANSI/ASME B16.5, B 16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, etc.
Class / Pressure 150#, 300#, 600#, 900#, 1500#, 2500#, PN6, PN10, PN16, PN25, PN40, PN64 etc.
Standard ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, etc.
Grades S31803 / S32205 A182 Gr F51 / F52 / F53 / F54 / F55 / F57 / F59 / F60 / F61

Stainless Steel Flanges Chemical Composition

ASTM A182 GRADE C Mn P S Si Ni Cr Mo Nb Ti Others
F304(1) 0.08 2.0 0.045 0.030 1.0 8.0-11.0 18.0-20.0
F304H 0.04-0.10 2.0 0.045 0.030 1.0 8.0-11.0 18.0-20.0
F304L(1) 0.030 2.0 0.045 0.030 1.0 8.0-13.0 18.0-20.0
F304N(2) 0.08 2.0 0.045 0.030 1.0 8.0-10.5 18.0-20.0
F304LN(2) 0.030 2.0 0.045 0.030 1.0 8.0-10.5 18.0-20.0
F309H 0.04-0.10 2.0 0.045 0.030 1.0 12.0-15.0 22.0-24.0
F310 0.25 2.0 0.045 0.030 1.0 19.0-22.0 24.0-26.0
F310H 0.04-0.10 2.0 0.045 0.030 1.0 19.0-22.0 24.0-26.0
F310MoLN 0.030 2.0 0.030 0.015 0.40 21.0-23.0 24.0-26.0 2.0-3.0 N 0.10-0.16
F316 0.08 2.0 0.045 0.030 1.0 10.0-14.0 16.0-18.0 2.0-3.0
F316H 0.04-0.10 2.0 0.045 0.030 1.0 10.0-14.0 16.0-18.0 2.0-3.0
F316L(1) 0.030 2.0 0.045 0.030 1.0 10.0-15.0 16.0-18.0 2.0-3.0
F316N(2) 0.08 2.0 0.045 0.030 1.0 11.0-14.0 16.0-18.0 2.0-3.0
F316LN(2) 0.030 2.0 0.045 0.030 1.0 11.0-14.0 16.0-18.0 2.0-3.0
F316Ti 0.08 2.0 0.045 0.030 1.0 10.0-14.0 16.0-18.0 2.0-3.0 (3) N 0.10 max
F317 0.08 2.0 0.045 0.030 1.0 11.0-15.0 18.0-20.0 3.0-4.0
F317L 0.030 2.0 0.045 0.030 1.0 11.0-15.0 18.0-20.0 3.0-4.0
F321 0.08 2.0 0.045 0.030 1.0 9.0-12.0 17.0-19.0 (4)
F321H 0.04-0.10 2.0 0.045 0.030 1.0 9.0-12.0 17.0-19.0 (5)
F347 0.08 2.0 0.045 0.030 1.0 9.0-13.0 17.0-20.0 (6)
F347H 0.04-0.10 2.0 0.045 0.030 1.0 9.0-13.0 17.0-20.0 (7)
F348 0.08 2.0 0.045 0.030 1.0 9.0-13.0 17.0-20.0 (6) Co 0.20 Ta 0.10
F348H 0.04-0.10 2.0 0.045 0.030 1.0 9.0-13.0 17.0-20.0 (7) Co 0.20 Ta 0.10

ANSI B16.5, ASME B16.47, MSS-SP44, AWWA-C207 Stainless Steel Flange in Abu Dhabi, ASTM A182 Stainless Steel Flange in Dubai, ASME SA182 Stainless Steel Flanges Suppliers in Dubai.

Stainless Steel Flanges Mechanical Properties

ASTM A182 Grade Minimum Tensile Strength in MPa Minimum Yield point in Mpa Minimum Elongation in % Minimum Reduction of in min, %
ASTM A182 F304 515 205 30 50
ASTM A182 F304L 485 170 30 50
ASTM A182 F316 515 205 30 50
ASTM A182 F316L 485 170 30 50
ASTM A182 F321 515 205 30 50

Top Stainless Steel Flanges Manufacturing Company in Dubai

At PipingMart, we take pride in being the largest supplier and manufacturer in the UAE, offering cutting-edge solutions for all your piping needs. With state-of-the-art production plants strategically located in the UAE, we boast a vast inventory of over 25,000 tons of premium-quality materials readily available in stock.

Stainless Steel Flanges Grades

  • Stainless Steel 303 Flanges
  • Stainless Steel 304L Flanges
  • Stainless Steel 310 Flanges
  • Stainless Steel 304 Flanges
  • Stainless Steel 310H Flanges
  • Stainless Steel 309H Flanges
  • Stainless Steel 310S Flanges
  • Stainless Steel 304H Flanges
  • Stainless Steel 321 Flanges
  • Stainless Steel 348 Flanges
  • Stainless Steel 348H Flanges
  • Stainless Steel 904L Flanges
  • Stainless Steel 347 Flanges
  • Stainless Steel 347H Flanges
  • Stainless Steel 202 Flanges
  • Stainless Steel 253Ma Flanges
  • Stainless Steel 17-7 ph Flanges
  • Stainless Steel 17-4 ph Flanges

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Advantages of Stainless Steel Flanges​

  • Corrosion Resistance: Stainless steel flanges exhibit exceptional resistance to corrosion, rust, and staining, ensuring longevity and reliability in corrosive environments.
 
  • Durability: They are highly durable and can withstand high pressures, temperatures, and mechanical stresses without deformation or degradation, ensuring long-term performance.
 
  • Strength: Stainless steel flanges possess high strength, providing structural integrity and reliability in demanding applications.
 
  • Temperature Resistance: They can withstand high and low temperatures, making them suitable for applications in extreme temperature conditions without compromising performance.
 
  • Hygienic Properties: Stainless steel is non-reactive and easy to clean, making stainless steel flanges ideal for industries such as food processing, pharmaceuticals, and healthcare, where cleanliness is critical.
 
  • Versatility: Available in various sizes, shapes, and configurations, stainless steel flanges offer versatility to meet diverse piping system requirements.

Types of Stainless Steel Flanges

Slip-On Flanges
Weld Neck Flanges
Blind Flanges
Threaded Flanges
Threaded Flanges
Socket Weld Flanges
Lap Joint Flanges
Lap Joint Flanges

Slip-On Flanges Manufacturer, Weld Neck Flanges Stockist, Blind Flanges, Socket Weld Flanges Supplier, Threaded Flanges, Lap Joint Flanges, Orifice Flanges Exporter, Reducing Flanges, Forged Flanges, ANSI Flanges, API Flanges, BS Flanges Supplier in UAE.

Stainless Steel Flanges Uses

Application Industry

Stainless steel flanges are vital in petrochemicals, food processing, healthcare, water treatment, pharmaceuticals, power generation, construction, shipbuilding, and agriculture. They ensure secure connections in pipelines, maintain hygiene standards, and withstand demanding conditions due to their corrosion resistance and durability.

Petrochemical Industry

Pharmaceutical Industry

Food Processing Industry

Water Treatment Plants

  • Petrochemical Industry: Stainless steel flanges are used in pipelines for transporting chemicals, gases, and petroleum products due to their resistance to corrosion and high temperatures.
 
  • Food Processing Industry: Stainless steel flanges are essential in food processing equipment and pipelines where hygiene is paramount. They prevent contamination and maintain the purity of food products.
 
  • Pharmaceutical Industry: Stainless steel flanges are utilized in pharmaceutical manufacturing processes where cleanliness and purity are critical for ensuring product safety and efficacy.
 
  • Water Treatment Plants: Stainless steel flanges are employed in water treatment facilities for conveying treated water, chemicals, and wastewater due to their corrosion resistance and longevity.
 
  • Oil and Gas Industry: Stainless steel flanges transport oil, gas, and other hydrocarbons. They withstand harsh environments and high pressures.
 
  • Construction and Infrastructure: Stainless steel flanges are used in plumbing systems, HVAC (Heating, Ventilation, and Air Conditioning) systems, and structural applications due to their durability, strength, and aesthetic appeal.
 
  • Shipbuilding: Stainless steel flanges are employed in marine applications where resistance to corrosion from saltwater and harsh marine environments is essential.
 
  • Chemical Processing Plants: Stainless steel flanges are utilized in chemical processing equipment and pipelines where resistance to corrosive chemicals and high temperatures is required.
 
  • Power Generation: Stainless steel flanges are used in power plants for transporting steam, water, and gases in boiler systems and other critical components due to their strength and corrosion resistance.
 
  • Agricultural and Irrigation Systems: Stainless steel flanges are employed in agricultural irrigation systems for transporting water and chemicals due to their resistance to corrosion and longevity.

How to Choose the Right Stainless Steel Flanges

  1. Material Grade: Select a stainless steel grade suitable for your application, such as 304, 316, or 317, based on factors like corrosion resistance, temperature tolerance, and fluid compatibility.

  2. Size and Dimensions: Determine the appropriate flange size and dimensions based on the pipe size, pressure rating, and industry standards such as ASME B16.5 or ASME B16.47.

  3. Flange Type: Choose the flange type that best fits your piping system requirements, whether it’s weld neck, slip-on, socket weld, threaded, or blind flanges, considering factors like pressure rating, sealing method, and ease of installation.

  4. Operating Conditions: Assess the operating environment, including temperature, pressure, fluid type, and potential exposure to corrosive substances, to ensure the selected flanges can withstand the conditions without compromising performance.

  5. Application Specifics: Consider any specific requirements or regulations applicable to your industry or application, such as food-grade standards for food processing or sanitary requirements for healthcare facilities, and select flanges accordingly.

  6. Quality and Certification: Ensure the stainless steel flanges meet quality standards and certifications relevant to your industry, such as ASTM, ANSI, or ISO certifications, to guarantee reliability and compliance with regulatory requirements.

  7. Supplier Reputation: Choose a reputable supplier known for delivering high-quality stainless steel flanges, excellent customer service, and timely delivery to ensure a smooth procurement process and ongoing support.

Are stainless steel flanges suitable for high-pressure applications?

Yes, stainless steel flanges are commonly used in high-pressure applications due to their strength, durability, and resistance to corrosion. However, proper selection and installation are crucial to ensure their suitability and reliability in such conditions.

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FAQ (Frequently Asked Questions)

Can stainless steel flanges be welded?

Yes, stainless steel flanges can be welded using appropriate welding techniques and procedures. Welding ensures secure and leak-free connections in piping systems.

What are the standard sizes of stainless steel flanges?

Stainless steel flanges are available in a wide range of sizes and dimensions to accommodate different piping system requirements. Standard sizes are determined by industry standards such as ASME B16.5 and ASME B16.47.

What types of stainless steel are used for flanges?

Common stainless steel grades for flanges include 304, 316, and 317, each offering different properties suited to specific applications. Grade 304 is the most widely used for its general corrosion resistance, while grades like 316 offer enhanced resistance to corrosion and high temperatures.

Stainless Steel Flanges Size Chart

Pipe Normal Diam.
O.D. Flange
Thk. Of Flange Min
Diam. of Hub
Diameter of Raised Face
Length Hub.Y
Thread Length
Diam. of Bolt Circle
Diam. of Bolt Holes
Number of Bolts
Diam. of Bolts (inch)
KG
LB
inch
dn
O
C
X
G
Y
T
BC
BH
BN
BD
1/2″
15
89.00
11.20
30.20
35.10
15.70
15.70
60.50
15.80
4
1/2″
0.4
0.9
3/4″
20
98.50
12.70
38.10
42.90
15.70
15.70
69.90
15.80
4
1/2″
0.7
1.5
1″
25
108.00
14.20
49.30
50.80
17.50
17.50
79.30
15.80
4
1/2″
0.8
1.8
1-1/4″
32
117.50
15.70
58.70
63.50
20.60
20.60
88.90
15.80
4
1/2″
1.2
2.6
1-1/2″
40
127.00
17.50
65.00
73.20
22.40
22.40
98.60
15.80
4
1/2″
1.5
3.3
2″
50
152.50
19.10
77.70
91.90
25.40
25.40
120.70
19.10
4
5/8″
2.3
5.1
2-1/2″
65
178.00
22.40
90.40
104.60
28.40
28.40
139.70
19.10
4
5/8″
3.7
8.1
3″
80
190.50
23.90
108.00
127.00
30.20
30.20
152.40
19.10
4
5/8″
4.1
9
3-1/2″
90
216.00
23.90
122.20
139.70
31.80
31.80
177.80
19.10
8
5/8″
5.1
11.2
4″
100
228.50
23.90
134.90
157.20
33.30
33.30
190.50
19.10
8
5/8″
5.9
13
5″
125
254.00
23.90
163.60
185.70
36.60
36.60
215.90
22.40
8
3/4″
7
15.4
6″
150
279.50
25.40
192.00
215.90
39.60
39.60
241.30
22.40
8
3/4″
8.4
18.5
8″
200
343.00
28.40
246.10
269.70
44.50
44.50
298.50
22.40
8
3/4″
13
28.6
10″
250
406.50
30.20
304.80
323.90
49.30
49.30
362.00
25.40
12
7/8″
18
39.5
12″
300
482.50
31.80
365.30
381.00
55.60
55.60
431.80
25.40
12
7/8″
29
64
14″
350
533.50
35.10
400.10
412.80
57.20
57.20
476.30
28.50
12
1″
39
86
16″
400
597.00
36.60
457.20
469.90
63.50
63.50
539.80
28.50
16
1″
47
103
18″
450
635.00
39.60
505.00
533.40
68.30
68.30
577.90
31.80
16
1 1/8″
57
126
20″
500
698.50
42.90
558.80
584.20
73.20
73.20
635.00
31.80
20
1 1/8″
76
167
24″
600
813.00
47.80
663.40
692.20
82.60
82.60
749.30
35.10
20
1 1/4″
97
214

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