| Specifications | ASTM A182, ASME SA182 |
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| ASME B16.5 304 SS Flange size range | 1/2″ (15 NB) to 48″ (1200NB) DN10~DN5000 |
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| ASTM A182 Stainless Steel 304L Flanges Standards | ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges,
GOST Flanges, ANSI/ASME B16.5, B 16.47 Series A & B, B16.48,
BS4504, BS 10, EN-1092, DIN |
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| Main Types | Forged / Threaded / Screwed / Plate |
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| Types of Stainless Steel 304/304L Flanges | - Blind Ring Flange (BLRF)
- Lap Joint Ring Flange (LJRF)
- Socket Weld Ring Flange (SWRF)
- Threaded Ring Flange
- Weld Neck Ring Flange (WNRF)
- Slip-On Ring Flange (SORF)
- Ring Type Joint Flange (RTJF)
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| Manufacturers of ASTM A182 F304/F304L Flanges | - ASTM A182 304 Flanges make Erne Fittings, Austria
- ASME SA182 F304L Alloy Flanges make Melesi, Italy
- 304 SS Flanges make Raccortubi S.p.A., Italy
- SS 304L Flanges make Ulma, Spain
- Stainless Stee 304 ANSI Flanges make Mega, Italy
- Stainless Steel 304H Alloy Flanges make TecnoForge, Italy
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| 304L Stainless Steel Flange Pressure Ratings | DIN:PN6 PN10 PN16 PN25 PN40; ANSI:
class: 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS,
DIN Standard ND-PN6, PN10, PN16, PN25, PN40, PN64 etc.
JIS: 5K, 10 K, 16 K 20 K,30 K,40 K, 63 K; |
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| Production technique | - Forged, Heat treated and machined
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| Connect Type/ Flange Face Type | Ring Type Joint (RTJ), Flat Face (FF), Lap-Joint Face (LJF), Raised
Face (RF), Large Male-Female (LMF), Small Male-Female (SMF), Large
Tongue & Groove, Small Tongue, Groove |
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| Special design | As per your drawing AS, ANSI, BS, JIS and DIN
15 NB (1/2″) to 200 NB (8″)
Equal and Reducing Configurations
SS 304 Slip-On Flange, Threaded Flange, Weld Neck Flange, Blind
Flange, Socketweld Flange |
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| Test | Hydrostatic testing machine, Direct-reading Spectrograph, Magnetic
particle detector, X-ray detector,UI trasonic flaw
detector,Magnetic particle detector |
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| Equipment | Pushing Machine,Bending machine, Press machine ,electric bevelling
machine, Sand-blasting machine etc |
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| Origin | China |
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| Standard | ANSI DIN, GOST, JIS, UNI, BS, AS2129, AWWA, EN, SABS, NFE etc.
ANSI Flange, ASME Flange,BS Flange, EN Flange, API 6A Flange, DIN
Flange, EN1092-1 Flange, UNI Flange, JIS/KS Flange, BS4504 Flange,
GB Flange, GOST Flange, PSI Flange,AWWA C207 Flange
- B.S : BS4504 , BS3293, BS1560, BS10
- DIN : DIN2527, DIN2566, DIN2573, DIN2576, DIN2641, DIN2642,
DIN2655, DIN2656, DIN2627, DIN2628, DIN2629, DIN 2631, DIN2632,
DIN2633, DIN2634, DIN2635, DIN2636, DIN2637, DIN2638
- ANSI B16.5, ANSI B16.47 Series A & B, MSS SP44, ASA, API-605, AWWA,
Custom Drawings
- ANSI : ANSI B16.5, ANSI B16.47(API605), MSS SP44, ANSI B16.36, ANSI
B16.48
- ANSI B16.5, ANSI B16.47, MSS SP44, ANSI B16.36, ANSI B16.48
- AS 2129: table D; table E; table H
- The other standard:AWWA C207;EN1092-1, GOST12820, JIS B2220; KS
B1503, SABS1123; NFE29203;UNI2276
- American standard (ANSI)
- German (DIN)
- British standard (BS)
- Any other specilised flanges
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| AMERICAN SOCIETY OF MECHANICAL ENGINEERS (ASME) | - ASME B1.20.1, Pipe Threads, General Purpose
- ASME B16.1, Cast Iron Flanges and Flanged Fittings Classes 25, 125
and 250
- ASME B16.5, Pipe Flanges and Flanged Fittings NPS 1/2 Through NPS
24
- ASME B16.11, Forged Fittings, Socket Welding and Threaded
- ASME B16.25, Buttwelding Ends
- ASME B16.36, Orifice Flanges
- ASME B16.47, Large Diameter Steel Flanges NPS 26 Through NPS 60
- ASME B31.1, Power Piping
- ASME B31.3, Process Piping
- ASME B46.1, Surface Texture (Surface Roughness, Waviness, and Lay)
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| Key markets and industries for ASTM A182 F304/F304L Flanges | - Bitumen upgraders.
- Heavy oil refineries.
- Nuclear power (mostly seamless).
- Petrochemicals and acids.
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| Straight Piping Connection Application | - To Connect Pipe & Tubes in Petroleum, Power, Chemical,
Construction, Gas, Metallurgy, Shipbuilding etc
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| 304 Stainless Steel Pipe Flanges Test Certificates | EN 10204/3.1B
Raw Materials Certificate
100% Radiography Test Report
Third Party Inspection Report, etc |
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| Material Test Certificates (MTC) as per EN 10204 3.1 and EN 10204
3.2, Test Certificates certifying NACE MR0103, NACE MR0175 |
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