Different types of ASTM A182 Flange Grades

ASTM A182 Flange:

ASTM A182 is a standard specification for high-temperature forged and rolled alloy and stainless steel pipe flanges, fittings, valves, and components. Alloy steel grades include F5, F9, F11, F22, and stainless steel grades F304/L and F316/L. Western Steel Agency is a top ASTM A182 Flanges Manufacturer in Mumbai, India. ASTM A182 WNRF Flange is made with care and high-quality raw materials. The products of ASTM A182 Flange are developed and designed in compliance with international quality standards. ASTM A182 Flanges are one of our most popular products in the Metal Market.

ASTM A182 Flanges Manufacturer

Common Grades​

Alloy grade: ASTM A182 F5, F9, F91, F92, F11, F12, F21, F22
Stainless steel grade: ASTM A182 F304, F304L, F316, F316L

ASTM A182 F316 Flange

When utilized in intermittent service applications at 870°C, ASTM A182 F316 flange has strong oxidation resistance. When using the A182 F316 flange in a continuous service application, the suggested temperature is around 925°C. Grade 316 stainless steel is austenitic stainless steel. It is one of the most widely used alloys, second only to 304 in terms of commercial importance. Stainless steel grade 316 has an increased molybdenum content, which improves the alloy’s corrosion resistance, particularly in chloride environments where general corrosion such as pitting and crevice corrosion prevail.

ASTM A182 F316 WNRF Flanges Application & Uses

  • ASTM A182 F316 Flanges used in Chemicals Industry
  • A182 F316 Flanges used in Heavy Oil refineries.
  • ASTM A182 F316 Flanges used in Textile Machinery.
  • ASTM A182 F316 Flanges used in Bitumen upgraders.
  • ASTM A182 F316 Flanges used in Nuclear power (mostly seamless).
  • ASTM A182 F316 Flanges used in Petrochemicals and acids.
  • ASTM A182 F316 Carbon Steel Flanges used in Pulp and Paper Industry

ASTM A182 F316 Chemical and Mechanical Properties

ASTM A182 F316 Flanges Chemical Properties

Grade C Mn Si P S Cr Mo Ni N
316 Min – – – 0 – 16.0 2.00 10.0 –
Max 0.08 2.0 0.75 0.045 0.03 18.0 3.00 14.0 0.10

ASTM A182 F316 Flanges Mechanical Properties

Grade Tensile Str
(MPa) min		 Yield Str
0.2% Proof
(MPa) min		 Elong
(% in 50mm) min		 Hardness
Rockwell B (HR B) max Brinell (HB) max
316 515 205 40 95 217

ASTM A182 F316L Flange

The material ASTM A182 F316L is a typical molybdenum-bearing grade stainless steel. Among the austenitic stainless steel grades, the alloy is only second to 304 insignificance. In comparison to grade 304, molybdenum offers SA182M grade F316L higher overall corrosion resistance. Flange ASTM A182 F316L  is commonly considered the industry standard for “marine grade stainless steel.” The ASTM A182 grade F316L, on the other hand, is not resistant to warm seawater. Surface corrosion occurs in many maritime situations where 316l SS flanges are used. Surface corrosion is often evident as brown stains, which is especially common in cracks and rough surface finishes.

ASTM A182 F316L Flanges Application & Uses

  • ASTM A182 F316L Flanges used in Chemicals Industry
  • ASTM A182 F316L Flanges used in Heavy Oil refineries.
  • ASTM A182 F316L Flanges used in Textile Machinery.
  • ASTM A182 F316L Flanges used in Bitumen upgraders.
  • ASTM A182 F316L Flanges used in Nuclear power (mostly seamless).
  • ASTM A182 F316L Flanges used in Petrochemicals and acids.
  • ASTM A182 F316L Carbon Steel Flanges used in Pulp and Paper Industry

ASTM A182 F316L Chemical and Mechanical Properties

ASTM A182 F316L Flanges Chemical Properties

SS Mn C Si P S Cr Mo Ni N
A182 F316L 2 max 0.035 max 1.00 max 0.045 max 0.030 max 16.00 – 18.00 2.00 – 3.00 10.00 – 14.00 68.89 min

ASTM A182 F316L Flanges Mechanical Properties

SS Density Melting Range MPa-Psi Tensile Strength MPa-Psi Yield Strength (0.2%Offset) % Elongation
F316L/ SS 316L 8.0 g/cm3 1399 °C (2550 °F) Psi – 75000, MPa – 515 Psi – 30000, MPa – 205 35 %

ASTM A182 F304 Flange

ASTM A182 F304 Flanges were simply cleaned using a light detergent. Despite being subjected to numerous cleaning operations, these flanges will not wear away, owing to their high wear resistance. Further, because grade 304 is an alloy that can be easily molded into a variety of forms, it can be easily made into any sort of ASME SA182 F304 Pipe Flange, such as a weld neck flange.

The mechanical parameters of the Stainless Steel 304 Flanges covered by the standard include tensile strength, yield strength, elongation, and Brinell hardness values. Apart from being a versatile alloy, many manufacturers prefer employing grade 304 to build ASTM A182 F304 WNRF Flange because it reduces the cost of the application when compared to other alloy grades such as 316.

ASTM A182 F304 Flanges Application & Uses

  • ASTM A182 F304 Flanges used in Chemicals Industry
  • A182 F304 Flanges used in Heavy Oil refineries.
  • ASTM A182 F304 Flanges used in Textile Machinery.
  • ASTM A182 F304 Flanges used in Bitumen upgraders.
  • ASTM A182 F304 Flanges used in Nuclear power (mostly seamless).
  • ASTM A182 F304 Flanges used in Petrochemicals and acids.
  • ASTM A182 F304 Carbon Steel Flanges used in Pulp and Paper Industry

ASTM A182 F304 Chemical and Mechanical Properties

Chemical Properties of ASTM A182 F304 Flanges

Grade
C
Mn
Si
P
S
Cr
Mo
Ni
N
SS 304
0.08 max
2 max
0.75 max
0.045 max
0.030 max
18 – 20
–
8 – 11
–

Mechanical Properties of ASTM A182 F304 Flanges

Density
Melting Point
Tensile Strength
Yield Strength (0.2%Offset)
Elongation
8.0 g/cm3
1400 °C (2550 °F)
Psi – 75000, MPa – 515
Psi – 30000, MPa – 205
35 %

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