The cost of 304l ss flanges per kg is around €2.43; in India, the cost is equal to 212 INR. One of the most often used austenitic 304l stainless steel grades is astm a182 gr 304l. A variation of grade 304 is grade 304L. The asme sa 182 f304l grade of stainless steel is a low carbon variant of the other two grades, which is the only distinction between them.
Table of Content
In combination with the nitrogen that has been added, the low carbon chemistry of SA 182 F304L enables the alloy grade 304L to match the mechanical properties of its forerunner 304. Chemically, the SA 182 f304l substance has a ratio of 18:8 chromium to nickel.
Flanges made of stainless steel 304l offer good resistance to atmospheric corrosion as well as environments that are mildly oxidising and reductive. In its as-welded state, the astm a182 f304l flange exhibits excellent resistance to intergranular corrosion. The outstanding strength and toughness of the Werkstoff A182 F304l is a crucial characteristic. These two mechanical characteristics help the flanges function effectively even in environments with cryogenic temperatures.
The stainless steel grade 304L is non-magnetic when it is annealed, but cold working or welding can cause the alloy to become slightly magnetic. The sa 182 f304l material is simple to weld and process using standard shop fabrication methods.

The high chromium concentration of a182-f304l gives the alloy good resistance to oxidising solutions like nitric acid up to 55% of its weight as well as high temperature conditions up to 176°F. The a182 f304l flange is renowned for its resistance to organic acids that are only moderately aggressive, including acetic acid. The nickel in the alloy a182 f304l provides resistance in settings containing moderately reductive solutions. Pure phosphoric acid, in any concentration, or cold solutions are examples of substances that are resistant to reductive compounds or solutions. Similar to that, it can withstand hot, diluted solutions of phosphoric acid up to 10%.
At moderate temperatures and without the presence of halogen-containing substances like chlorides or fluorides, the Sa 182 gr f304l can also function effectively in caustic solutions. However, grade 304L stainless steel does not function well in environments that are more intensely reductive, such as those that contain acids like chlorides and sulfuric acid. Low quantities of chlorides make stainless steel 304 function well in fresh water supply (less than 100ppm). The material is prone to pitting and crevice corrosion in environments with greater chloride concentrations. Manufacturers of 304l stainless steel flanges advise against using stainless steel grade 304L in marine environments.
It is regarded as one of the most affordable yet adaptable alloys among manufacturers of 304l stainless steel flanges. A corrosion-resistant alloy suitable for a wide range of general purpose applications is Sa 182 gr 304l. For more information on the cost of the 304l ss flanges, click on the provided link.
| Specifications | Stainless Steel 304L Flanges |
|---|---|
| ASME B16.5 Stainless Steel 304L Flanges size range | 1/2" (15 NB) to 48" (1200NB) DN10~DN5000 |
| Stainless Steel 304L Flanges Standards | ANSI/ASME B16.5, B16.48, BS4504, B16.47 Series A & B, EN-1092, BS 10, DIN, ASME Flanges, ANSI Flanges, DIN Flanges, BS Flanges, GOST Flanges,EN Flanges |
| Stainless Steel 304L Flanges Standard DIN | 6Bar 10Bar 16Bar 25Bar 40Bar / PN6 PN10 PN16 PN25 PN40, PN64 |
| Stainless Steel 304L Flanges Standard ANSI | Class 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS |
| Stainless Steel 304L Flanges Standard UNI | 6Bar 10Bar 16Bar 25Bar 40Bar |
| Stainless Steel 304L Flanges Standard JIS | 5K, 10 K, 16 K 20 K, 30 K, 40 K, 63 K |
| Stainless Steel 304L Flanges Standard EN | 6Bar 10Bar 16Bar 25Bar 40Bar |
| Main Types | Forged / Threaded / Screwed / Plate |
| Flange supporting material | Gasket, Ring Joint, Flange Bolts |
| Stainless Steel 304L Pipe Flanges Test Certificates | EN 10204/3.1B Raw Materials Certificate 100% Radiography Test Report Third Party Inspection Report, etc |
| Production technique |
|
| Connect Type/ Flange Face Type | Ring Type Joint (RTJ), Raised Face (RF), Large Male-Female (LMF), Flat Face (FF), Lap-Joint Face (LJF), Male-Female (SMF), Small Tongue & Groove, Large Tongue & Groove |
| Most common types of Stainless Steel 304L Flanges |
|
| Special design | As per your drawing AS, ANSI, BS, DIN and JIS Stainless Steel 304L Flanges Threaded Flanges, Socketweld Flanges, Slip-On Flanges, Blind Flanges, Weld Neck Flanges |
| Test | Direct-reading Spectrograph, Hydrostatic testing machine, X-ray detector, UI trasonic flaw detector, Magnetic particle detector |
| Origin | Indian / West Europe / Japan / USA / Korean |
| Equipment | Press machine, Bending machine, Pushing Machine, electric bevelling machine, Sand-blasting machine etc |
| Specialized manufacturer of |
|
| Stainless Steel 304L Flanges Standard | API 6A Flange, ANSI Flange, ASME Flange, DIN Flange, EN1092-1 Flange, UNI Flange,GB Flange, AWWA C207 Flange, GOST Flange, PSI Flange, JIS/ KS Flange, BS4504 Flange
|
| Key markets and industries for Stainless Steel 304L Flanges |
|
| Export to | Ukraine, Brazil, Egypt, Singapore, Peru, India, Thailand, Oman, Iran, Dubai, Canada, Ireland, USA, Korea, Indonesia, Spain, Saudi Arabiaetc |
| Stainless Steel 304L Flanges Application |
|
| Material Test Certificates (MTC) as per EN 10204 3.1 and EN 10204 3.2, Test Certificates certifying NACE MR0103, NACE MR0175 | |

Stainless Steel 304L Flange Standards / Types and Pressure Class :
| ASME/ANSI B 16.36 | Welding Neck Flange, Slip on Flange, Threaded Flange |
| PRESSURE CLASS | 300, 400, 600, 900, 1500, 2500 |
| ASME/ANSI B 16.5 | Welding Neck Flange, Slip on Flange, Blind Flange, High Hub Blind Flange, Socket Weld Flange, Lap Joint Flange, Threaded Flange, Ring Type Joint Flange |
| PRESSURE CLASS | 150, 300, 400, 600, 900, 1500, 2500 |
| ASME/ANSI B 16.47 | Welding Neck Flange, Blind Flange [Series A & B] |
| PRESSURE CLASS | 75, 150, 300, 400, 600, 900 |
| BS 4504 SEC 3.1 | Welding Neck Flange, Hubbed Slip on Flange, Hubbed Threaded Flange, Lapped Pipe End Flange, Plate Flange, Loose Plate Flange, Loose Plate With Weld Neck Flange, Blank Flange |
| PRESSURE CLASS | PN 2.5 TO PN 40 |
| BS 4504[PART 1] | Welding Neck Flange, Hubbed Slip-On Hubbed Threaded, Plate Flange, Loose Plate With Weld On Plate Collar, Blank Flange |
| PRESSURE CLASS | PN 2.5 TO PN 400 |
| BS 1560 BOSS | Welding Neck Flange, Socket Welding Flange, Slip-On Flange, Blind Flange, Screwed Boss Flange, Lapped Flange |
| PRESSURE CLASS | 150, 300, 400, 600, 900, 1500, 2500 |
| BS10 | Welding Neck Flange, Plate Slip-On Flange, Screwed Boss Flange, Slip-On Boss Flange, Blind Flange |
| TABLE | D, E, F, H |
| DIN FLANGES | DIN 2527, 2566, 2573, 2576, 2641, 2642, 2655, 2656, 2627, 2628, 2629, 2631, 2632, 2633, 2634, 2635, 2636, 2637, 2638, 2673 |
| PRESSURE CLASS | PN 6 TO PN 100 |
| AMERICAN SOCIETY OF MECHANICAL ENGINEERS (ASME) |
|
|---|
15mm (1/2") Stainless Steel 304L Flanges Weight 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 |
304L.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 |
Grade |
C |
Mn |
Si |
P |
S |
Cr |
Mo |
Ni |
N |
SS 304L |
0.035 max |
2.0 max |
1.0 max |
0.045 max |
0.03 max |
18 – 20 |
- |
8 – 13 |
- |
STANDARD |
WERKSTOFF NR. |
UNS |
JIS |
BS |
GOST |
AFNOR |
EN |
SS 304L |
1.4307 |
S30403 |
SUS 304L |
304S11 |
03Х18Н11 |
Z3CN18‐10 |
X2CrNi18-9 / X2CrNi19-11 |
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 % |
DIN 1.4307 Stainless Steel SAE Flanges |
Stainless Steel 304L BLRF Flanges |
SS 304L Screwed Flanges Exporter |
BS 304S11 Reducing Flanges Wholesaler |
AISI 304L Flanges |
ASTM A182 Stainless Steel 304L Exhaust Flanges |
Stainless Steel UNS S30403 Puddle Flanges |
304L Stainless Steel EN 1092-1 Flanges |
A182 F304L SS RTJ Flanges |
SUS 304L Split Flanges Stockist |
Stainless Steel 304L Flanges Manufacturer |
ASME SA182 Stainless Steel 304L Tank Flanges |
304L SS SORF Flanges |
304L Stainless Steel WNRF Flanges Supplier |
| ASTM A182 Stainless Steel 304L Pipe Flanges | Stainless Steel 304L Raised Face Slip On Flanges |
| ASTM A182 Stainless Steel 304L Plate Flanges | A182 Stainless Steel 304L Pipe Flanges |
| ASTM A182 Stainless Steel 304L Backing Flanges | Stainless Steel 304L Exhaust Flanges |
| ASTM A182 Stainless Steel 304L Tube Flanges | ASME SA182 Stainless Steel 304L Header Flanges |
| ASTM A182 Stainless Steel 304L Stub End Flanges | Stainless Steel 304L Raised Face Weld Neck Flanges |
| ASTM A182 Stainless Steel 304L Exhaust Flanges | ASME SA182 Stainless Steel 304L Slip On Plate Flanges |
| ASTM A182 Stainless Steel 304L Header Flanges | Stainless Steel 304L Slip On Flanges |
| ASTM A182 Stainless Steel 304L Shower Rod Flanges | ASTM A182 Stainless Steel 304L Sae Flanges |
| ASTM A182 Stainless Steel 304L Socket Weld Flanges | ASTM A182 Stainless Steel 304L WNRF Flanges |
| ASTM A182 Stainless Steel 304L Sbc Header Flanges | Stainless Steel 304L Raised Face Blind Flanges |
| ASTM A182 Stainless Steel 304L Split Flanges | ASME SA182 Stainless Steel 304L Blind Flanges |
| ASTM A182 Stainless Steel 304L Slip-On Pipe Flanges | Stainless Steel 304L Blind Flanges |
| ASTM A182 Stainless Steel 304L Slip On Flanges | Stainless Steel 304L Weld Neck Flanges |
| ASTM A182 Stainless Steel 304L Screwed Flanges | ASTM A182 Stainless Steel 304L Clad Flanges |
| ASTM A182 Stainless Steel 304L Square Flanges | ASTM A182 Stainless Steel 304L Ansi Flanges |
| Ansi 150 ASTM A182 Stainless Steel 304L Flanges | ASTM A182 Stainless Steel 304L BLRF Flanges |
| ASTM A182 Stainless Steel 304L Blank Flanges | Stainless Steel 304L Orifice Flanges |
| ASTM A182 Stainless Steel 304L Bsp Flanges | ASME SA182 Stainless Steel 304L Orifice Flanges |
| ASTM A182 Stainless Steel 304L Companion Flanges | Stainless Steel 304L Orifice Flanges |
| ASTM A182 Stainless Steel 304L Class 150 Flanges | ASTM A182 Stainless Steel 304L Duct Flanges |
| ASTM A182 Stainless Steel 304L Cover Flanges | A182 Stainless Steel 304L Orifice Flanges |
| Large Diameter ASTM A182 Stainless Steel 304L Flanges | ASTM A182 Stainless Steel 304L SWRF Flanges |
| Table E ASTM A182 Stainless Steel 304L Flanges | ASME B16.5 Stainless Steel 304L Socket weld Flanges |
| ASTM A182 Stainless Steel 304L Floor Flanges | Stainless Steel 304L Flanges |
| ASTM A182 Stainless Steel 304L Forged Flanges | ASME SA182 Stainless Steel 304L Flanges |
| Gaskets For ASTM A182 Stainless Steel 304L Flanges | Stainless Steel 304L Flanges |
| ASTM A182 Stainless Steel 304L Handrail Flanges | ASTM A182 Stainless Steel 304L fastenersonline Flanges |
| High Pressure ASTM A182 Stainless Steel 304L Flanges | ASTM A182 Stainless Steel 304L Flanges |
| ASTM A182 Stainless Steel 304L Lap Joint Flanges | ASTM A182 Stainless Steel 304L Flanges |
| Custom ASTM A182 Stainless Steel 304L Flanges | Stainless Steel 304L Socket weld Flanges |
| Class 600 ASTM A182 Stainless Steel 304L Flanges | ASME SA182 Stainless Steel 304L Socket weld Flanges |
| ASTM A182 Stainless Steel 304L Din Flanges | Stainless Steel 304L Socket weld Flanges |
| ASTM A182 Stainless Steel 304L Long Weld Neck Flanges | Stainless Steel 304L Long weld Neck Flanges |
| ASTM A182 Stainless Steel 304L Metric Flanges | ASME SA182 Stainless Steel 304L Long weld Neck Flanges |
| ASTM A182 Stainless Steel 304L Muffler Flanges | Stainless Steel 304L Long weld Neck Flanges |
| ASTM A182 Stainless Steel 304L Pump Flanges | ASTM A182 Stainless Steel 304L Orifice Flanges |
| ASTM A182 Stainless Steel 304L Pressed Flanges | Stainless Steel 304L Ring Type Joint Flanges |
| ASTM A182 Stainless Steel 304L Puddle Flanges | ASME SA182 Stainless Steel 304L Ring Type Joint Flanges |
| ASTM A182 Stainless Steel 304L Pad Flanges | Stainless Steel 304L RTJ Flanges |
| ASTM A182 Stainless Steel 304L Reducing Flanges | Stainless Steel 304L RTJ Flanges |
| ASTM A182 Stainless Steel 304L Raised Face Flanges | ASTM A182 Stainless Steel 304L RTJ Flanges |
| ASTM A182 Stainless Steel 304L Ring Flanges | BS4504 Stainless Steel 304L RTJ Flanges |
| ASTM A182 Stainless Steel 304L Reducing Flanges | Stainless Steel 304L Reducing Flanges |
| ASTM A182 Stainless Steel 304L Wnrf Flanges | ASME SA182 Stainless Steel 304L Reducing Flanges |
| ASTM A182 Stainless Steel 304L Split Flanges | Stainless Steel 304L Reducing Flanges |
| ASTM A182 Stainless Steel 304L Turbo Flanges | ASTM A182 Stainless Steel 304L Forged Flanges |
| ASTM A182 Stainless Steel 304L Vacuum Flanges | ASTM A182 Stainless Steel 304L Reducing Flanges |
| ASTM A182 Stainless Steel 304L Reducing Flanges | Stainless Steel 304L Forged Flanges |
| Stainless Steel 304L Flanges | |
| Stainless Steel 304L Blind Flanges | Stainless Steel 304L Reducing Flanges |
| Stainless Steel 304L Lap Joint Flanges | Stainless Steel 304L Plate Flanges |
| Stainless Steel 304L Orifice Flanges | Stainless Steel 304L Forged Flanges |
| Stainless Steel 304L Slip-On Flanges | Stainless Steel 304L Flanges |
| Stainless Steel 304L Weld Neck Flanges | Stainless Steel 304L Socket Weld Flanges |
| Stainless Steel 304L Ring Type Joint Flanges | |
Flange Schedule/Class |
Pipe Size - Pipe Flanges |
Flange Connection Type |
Flange Material |
Max. Pressure |
|---|---|---|---|---|
ASME B16.5 Class 150 |
1/2" |
FNPT |
Stainless Steel 304L Flanges |
150 psi |
ASME B16.5 Class 150 |
1/2" |
Socket Weld |
Stainless Steel 304L Flanges |
275 psi |
ASME B16.5 Class 150 |
1/2" |
Welded |
Stainless Steel 304L Flanges |
150 psi |
ASME B16.5 Class 150 |
3/4" |
FNPT |
Stainless Steel 304L Flanges |
150 psi |
ASME B16.5 Class 150 |
3/4" |
Socket Weld |
Stainless Steel 304L Flanges |
275 psi |
ASME B16.5 Class 150 |
1-1/4" |
Socket Weld |
Stainless Steel 304L Flanges |
275 psi |
ASME B16.5 Class 150 |
1-1/2" |
Socket Weld |
Stainless Steel 304L Flanges |
275 psi |
ASME B16.5 Class 150 |
2" |
FNPT |
Stainless Steel 304L Flanges |
150 psi |
ASME B16.5 Class 150 |
2" |
Socket Weld |
Stainless Steel 304L Flanges |
275 psi |
ASME B16.5 Class 150 |
2-1/2" |
Socket Weld |
Stainless Steel 304L Flanges |
275 psi |
ASME B16.5 Class 150 |
3" |
Socket Weld |
Stainless Steel 304L Flanges |
275 psi |
ASME B16.5 Class 150 |
4" |
FNPT |
Stainless Steel 304L Flanges |
150 psi |
ASME B16.5 Class 150 |
4" |
Socket Weld |
Stainless Steel 304L Flanges |
275 psi |
ASME B16.5 Class 300 |
1/2" |
Slip On |
Stainless Steel 304L Flanges |
720 psi |
ASME B16.5 Class 300 |
1/2" |
Slip On |
Stainless Steel 304L Flanges |
720 psi |
ASME B16.5 Class 300 |
1" |
Slip On |
Stainless Steel 304L Flanges |
720 psi |
ASME B16.5 Class 300 |
1" |
Slip On |
Stainless Steel 304L Flanges |
720 psi |
ASME B16.5 Class 300 |
1-1/4" |
FNPT |
Stainless Steel 304L Flanges |
720 psi |
ASME B16.5 Class 300 |
1-1/4" |
Slip On |
Stainless Steel 304L Flanges |
720 psi |
ASME B16.5 Class 300 |
1-1/2" |
Slip On |
Stainless Steel 304L Flanges |
720 psi |
ASME B16.5 Class 300 |
1-1/2" |
Slip On |
Stainless Steel 304L Flanges |
720 psi |
ASME B16.5 Class 300 |
2" |
Slip On |
Stainless Steel 304L Flanges |
720 psi |
ASME B16.5 Class 300 |
2" |
Slip On |
Stainless Steel 304L Flanges |
720 psi |
ASME B16.5 Class 300 |
2-1/2" |
Slip On |
Stainless Steel 304L Flanges |
720 psi |
ASME B16.5 Class 300 |
2-1/2" |
Slip On |
Stainless Steel 304L Flanges |
720 psi |
ASME B16.5 Class 300 |
3" |
Slip On |
Stainless Steel 304L Flanges |
720 psi |
ASME B16.5 Class 300 |
3" |
Slip On |
Stainless Steel 304L Flanges |
720 psi |
ASME B16.5 Class 300 |
4" |
Slip On |
Stainless Steel 304L Flanges |
720 psi |
ASME B16.5 Class 300 |
4" |
Slip On |
Stainless Steel 304L Flanges |
720 psi |
We Are Committed Class 300 and Class 150 Socket Weld Flange Suppliers In Mumbai, India For Wrought Austenitic Stainless Steel 304l. View A182 F304l Equivalent, Chemical Composition, Mechanical Properties, Pressure Ratings, and Aisi 304l Flange Dimensions and 304l SS Flanges Price Per Kg.
