ASTM A182 F316 F316L F317L F304 F304L STAINLESS STEEL FORGED FLANGES WNRF SORF SOFF FOR INDUSTRIAL PIPING SYSTEMS
YUHONG GROUP has more than 35 years of experience in supplying stainless steel, duplex stainless steel, alloy steel, nickel alloy, titanium, and copper alloy piping products. The supply range includes seamless and welded pipes and tubes, forged flanges, butt weld fittings, forged fittings, heat exchanger tubes, tube bundles, tubesheets, and other drawing-based components. Applicable certifications and approvals held by our group companies and manufacturing facilities include CE, TÜV, LR, ABS, DNV, BV, KR, PED, AD 2000, CCS, TS, CNNC, ISO 9001, ISO 14001, OHSAS 18001, and ISO 45001, subject to the scope and validity of the relevant certificates.
Applicable Standards ASTM A182 F316 F316L F317L F304 F304L STAINLESS STEEL FORGED FLANGES
- ASTM A182/A182M
Forged or rolled alloy and stainless steel pipe flanges, forged fittings, valves, and parts for high-temperature and pressure-system service.
- ASME SA-182/SA-182M
ASME-adopted material specification for forged or rolled alloy and stainless steel piping components.
- ASTM A961/A961M
Common requirements for steel flanges, forged fittings, valves, and parts for piping applications.
- ASME B16.5
Dimensions, pressure-temperature ratings, materials, tolerances, marking, and testing requirements for pipe flanges and flanged fittings from NPS 1/2 through NPS 24. ASME B16.5 includes Classes 150, 300, 400, 600, 900, and 1500 through NPS 24, and Class 2500 through NPS 12.
- ASME B16.47
Large-diameter steel flanges from NPS 26 through NPS 60 in Classes 75, 150, 300, 400, 600, and 900. Series A and Series B dimensions shall be specified in the purchase order.
- ASME B16.36
Orifice flanges used for differential-pressure measurement systems.
- ASME B16.48
Line blanks, spectacle blinds, paddle blinds, and paddle spacers.
- MSS SP-44
Steel pipeline flanges where specified by the piping design or purchase order.
- EN 10204
Inspection documentation, including Type 3.1 or Type 3.2 certification when ordered.
The applicable standard edition, dimensional system, pressure class, facing, pipe schedule, supplementary requirements, and inspection scope shall be stated in the purchase order.
A182 F316L Flanfes Chemical Composition:
| C |
Mn |
Si |
P |
S |
Cr |
Mo |
Ni |
Ti |
Fe |
| 0.0-0.07 |
0.0-2.0 |
0.0-1.0 |
0.0-0.05 |
0.0-0.02 |
16.5-18.5 |
2.00-2.5 |
10..-13.00 |
- |
balance |
ASTM A182 F316 F316L F317L F304 F304L STAINLESS STEEL FORGED FLANGES
| Specifications |
Stainless Steel 316L Flanges |
| ASME B16.5 Stainless Steel 316L Flanges size range |
1/2" (15 NB) to 48" (1200NB) DN10~DN5000 |
| Stainless Steel 316L Flanges Standards |
ANSI/ASME B16.5, B16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, GOST Flanges. |
| Stainless Steel 316L Flanges Standard DIN |
6Bar 10Bar 16Bar 25Bar 40Bar / PN6 PN10 PN16 PN25 PN40, PN64 |
| Stainless Steel 316L Flanges Standard ANSI |
Class 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS |
| Stainless Steel 316L Flanges Standard UNI |
6Bar 10Bar 16Bar 25Bar 40Bar |
| Stainless Steel 316L Flanges Standard JIS |
5K, 10 K, 16 K 20 K, 30 K, 40 K, 63 K |
| Stainless Steel 316L Flanges Standard EN |
6Bar 10Bar 16Bar 25Bar 40Bar |
| Main Types |
Forged / Threaded / Screwed / Plate |
| Flange supporting material |
Gasket, Ring Joint, Flange Bolts |
| Stainless Steel 316L Pipe Flanges Test Certificates |
EN 10204/3.1B |
| Raw Materials Certificate |
| 100% Radiography Test Report |
| Third Party Inspection Report, etc |
| Production technique |
Forged, Heat treated and machined |
| Connect Type/ Flange Face Type |
Raised Face (RF), Ring Type Joint (RTJ), Flat Face (FF), Large Male-Female (LMF), Lap-Joint Face (LJF), Small Male-Female (SMF), Small Tongue, Large Tongue & Groove, , Groove |
| Most common types of Stainless Steel 316L Flanges |
Lap Joint Ring Flange (LJRF), Stainless Steel 316L Flanges |
| Socket Weld Ring Flange (SWRF), Stainless Steel 316L Flanges |
| Slip-On Ring Flange (SORF), Stainless Steel 316L Flanges |
| Blind Ring Flange (BLRF), Stainless Steel 316L Flanges |
| Threaded Ring Flange, Stainless Steel 316L Flanges |
| Ring Type Joint Flange (RTJF), Stainless Steel 316L Flanges |
| Weld Neck Ring Flange (WNRF), Stainless Steel 316L Flanges |
Additional Material Grades ASTM A182 F316 F316L F317L F304 F304L STAINLESS STEEL FORGED FLANGES
Forged stainless steel flanges can also be supplied in:
Austenitic Stainless Steel
- ASTM A182 F304
- ASTM A182 F304L
- ASTM A182 F304H
- ASTM A182 F316
- ASTM A182 F316L
- ASTM A182 F316H
- ASTM A182 F316Ti
- ASTM A182 F317L
- ASTM A182 F321
- ASTM A182 F321H
- ASTM A182 F347
- ASTM A182 F347H
- ASTM A182 F904L
Duplex and Super Duplex Stainless Steel
- ASTM A182 F44
- ASTM A182 F51
- ASTM A182 F53
- ASTM A182 F55
- ASTM A182 F60
- ASTM A182 F61
Nickel Alloy Flange Materials
- ASTM B564 UNS N04400
- ASTM B564 UNS N06600
- ASTM B564 UNS N06625
- ASTM B564 UNS N08800
- ASTM B564 UNS N08810
- ASTM B564 UNS N08825
- ASTM B462 UNS N10276
- ASTM B462 UNS N06022
- ASTM B462 UNS N08020
