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Savoy Piping Inc. supplies ASTM A350 LF2 / ASME SA350 LF2 forged flanges for low-temperature carbon steel (LTCS) piping — typically paired with A333 Grade 6 pipe.
Related: Flanges hub · WNRF · Blind · A182 stainless.
A350 covers carbon and low-alloy steel forgings requiring notch toughness testing for low-temperature service. LF2 is the most common class for LTCS flanges.
Call out LF2 Class 1 (as required), impact test temperature, and facing. Related: A105 for ambient/elevated · A694 for high-yield pipeline.
Include material grade / ASTM class, flange type and facing, size and pressure class, bore/schedule, quantity, destination, and documentation (EN 10204 3.1 / 3.2, PMI, NACE, TPI). Email sales@savoypipinginc.com.
ASME forms in A350 LF2
| ASTM A350 LF2 Flanges Specification | ASTM A105 / ASME SA105 |
| ASTM A350 LF2 Flanges Manufacturing Process | Hot Forging / Rolling / Machining |
| ASTM A350 LF2 Flanges Other Grades | A105 GRADE |
| ASTM A350 LF2 Flanges Outer Diameter | 1/2" NB TO 64" NB |
| ASTM A350 LF2 Flanges Pressure Vessel Class | Class 150#, Class 300#, Class 400#, Class 600#, Class 900#, Class 1500#, Class 2500# or As Per Custom Requirement PN 6, PN 10, PN 16, PN 25 and PN 40 etc |
| ASTM A350 LF2 Flanges Schedule | Sch 10s TO Sch XXS or As Per Custom Requirement |
| ASTM A350 LF2 Flanges Facing | Flat Face (FF), Raised Face (RF), Ring Type Joint (RTJ) |
| ASTM A350 LF2 Flanges Dimension | ASME B16.5, ASME B16.47 SERIES A, ASME B16.47 SERIES B, ASME B16.36, BS10, EN1092-1:2013, MSS SP44, ASA, API-605, ISO 7005, ISO 15590-3, DIN 2631--2638, DIN 2573-2576, DIN 2527, DIn 2641-2642, DIN 2565-2566, DIN2502, AWWA, AS2129 TABLE C, D, E, F, J etc.. |
| ASTM A350 LF2 Flanges Types | Welding Neck Flange, Slip on Flanges, Socket Weld Flange, Lap Joint Flange, Threaded Flange, Blind Flange, Orifice Flanges, Plate Flange, Long Welding Neck Flanges, Weldoflange, Nipoflange, Expander Flange, Reducing Flange, WNRF Flange, SORF Flange, SWRF Flange, Custom Flange as per Drawing etc. |
| ASTM A350 LF2 Flanges Other Testing | NACE MR0175, Ultrasounic Test, Charpy Impact Test, Macro, Grain Size, Hardness, HIC, SSC, Sour Service, A for annealed, N for normalized, NT for Normalized and Tempered, or QT for Quenched and Tempered, Carbon Equivalent etc. |
| ASTM A350 LF2 Flanges Value Added Services | Rolling, Drill, Punch, CNC Machining, Sand Blasting, Shot Blasting, Heat Treatment, Anti-rust Paint, Oil Black Paint, Yellow Transparent, Zinc Plated, Cold and Hot Dip Galvanized |
| ASTM A350 LF2 Flanges Packaging | Loose / Crate / Wooden Pallet / Wooden Box / Plastic Cloth Wraps |
| ASTM A350 LF2 Flanges Shipment & Transportation | By Road - Truck / Train Partial Load, Full Load, By Sea - Break-bulk Conventional Vessel / FCL (Full Container Load) / LCL (Less Container Load) / 20 Feet Container / 40 Feet Container / 4 Feet Container / High Cube Container / Open Top Container, By Air - Freighter Civil Passenger and Cargo Planes |
| ASTM A350 LF2 Flanges Material Test Certificate | Manufacturer Test Certificate As Per EN10204 3.1, 3.2 / Laboratory Test Certificate From NABL Approved Lab. / Under Third Party Inspection Agency Like SGS, TUV, DNV, LLOYDS, ABS, Bureau of Indian Standards BIS Approved etc. |
The chemical composition of grade ASTM A350 LF2 Flanges is outlined in the following table
| Element | Weight % |
| Carbon | 0.30 max |
| Silicon | 0.15 – 0.30 |
| Manganese | 0.6 – 1.35 |
| Phosphorus | 0.35 max |
| Sulphur | 0.040 max |
| Molybdenum | 0.12 max |
| Copper | 0.40 max |
| Chromium | 0.30 max |
| Nickel | 0.40 max |
| Vanadium | 0.08 max |
| Niobium | 0.02 max |
The mechanical properties of grade A350 LF2 Flange are displayed in the following table.
| Property | Values |
| Ultimate Tensile Strength | 485 – 655 N/mm2 |
| 0.2% Yield Strength | 250 N/mm2 min |
| Elongation | 22% min |
| Reduction of Area | 30% min |
| Charpy Impact Toughness | 20 average / 16 min J at -46o C |
| Hardness | 197 HB |
Physical properties of A350 LF2 steel in the annealed condition
ASTM A350 LF2 is readily weldable by any technique
Normalising – Heat to 860 - 920°C for a time commensurate with ruling section, Air cool (If Required)
Hardening – Heat to 89 – 960oC for a time commensurate with ruling section and quench in Water.
Tempering – Re-heat to 59oC Minimum as required, dependent on final required properties. Hold for a time commensurate with the ruling section and cool in still in air.
Forging Temperature for this material should be 90 – 1200oC. Soak times should be kept to a minimum to avoid heavy scaling, but sufficient time should be given to allow centre to achieve furnace temperature. After forging pieces should be allowed to cool in still air
ASTM A350 LF2 has good to very good machinability, dependent on condition, and operations such as sawing, turning, broaching, milling etc can be accomplished satisfactorily using standard machine tool manufacturers recommended speeds and feeds.
Buy Now ASTM A350 LF2 Flange at an Attractive Discounted Price, Order Above USD $ 25000 are Eligible of 2% Discount. We Offer Free Insurance and Best Shipping Rates. Our Prices are Always More Competitive and without any compromise in Quality of the Material.
ASTM A350 LF2 is a low-temperature carbon steel forging grade requiring Charpy impact testing for cold-service piping flanges and fittings.
A105 is for ambient/elevated temperature. A350 LF2 is specified when low-temperature toughness is required.
Commonly ASTM A333 Grade 6 (and related LTCS pipe). Confirm the project piping class.
A350 LF2 (class if required), impact test temperature, flange type/facing, size/class, bore/schedule, and MTC.
ASTM A350 LF2 Flange is Covered with Plastic Cloth and Packed in Wooden Box, Wooden Pallet and Wooden Fumigated Crate. Our Packaging is Fully Waterproof and Safe for Transport with Proper Strips on Wooden Box, having Lifting Point.
We Export ASTM A350 LF2 Flange Flanges to Saudi Arabia, Iran, Iraq, United Arab Emirates, Qatar, Bahrain, Oman, Kuwait, Turkey, Egypt, Yemen , Syria, Israel, Jordan, Cyprus, Singapore, Malaysia, Indonesia, Thailand, Vietnam, South Korea, Japan, Sri Lanka, Maldives, Bangladesh, Myanmar, Taiwan, Cambodia, Argentina, Bolivia, Brazil, Chile, Venezuela, Colombia, Ecuador, Guyana, Paraguay, Uruguay, United States Of America, Canada, Mexico, Panama, Costa Rica, Puerto Rico, Trinidad And Tobago, Jamaica, Bahamas, Denmark, Russia, Norway, Germany, France, Italy, United Kingdom, Spain, Ukraine, Netherlands, Belgium, Greece, Czech Republic, Portugal, Hungary, Albania, Austria, Switzerland, Slovakia, Finland, Ireland, Croatia, Slovenia, Malta, Nigeria, Algeria, Angola, South Africa, Libya, Egypt, Sudan, Equatorial Guinea, The Republic Of Congo, Gabon, Europe, Africa, Asia, North America, South America, Middle East, Far East.etc
We Supply ASTM A350 LF2 Flanges Andhra Pradesh, Arunachal Pradesh, Assam, Bihar, Chhattisgarh, Goa, Gujarat, Haryana, Himachal Pradesh, Jammu and Kashmir, Jharkhand, Karnataka, Kerala, Madhya Pradesh, Maharashtra, Manipur, Meghalaya, Mizoram, Nagaland, Odisha, Punjab, Rajasthan, Sikkim, Tamil Nadu, Telangana, Tripura, Uttar Pradesh, Uttarakhand, West Bengal, Mumbai, Navi Mumbai, Pune, Nashik, Nagpur, Solapur, Kolhapur, Ambernath, Ahmednagar, Latur, Ahmadabad, Surat, Rajkot, Vadodara, Panaji, Madgaon, Chennai, Kolkata, Hyderabad, Bengaluru, Delhi, New Delhi, Ludhiana, Chandigarh, Raipur, Bhopal, Jamshedpur, Vishakhapatnam, Cochin, Ghaziabad, Noida, Gurugram, Bhillai, Durgapur, Vijaywada, Kanpur etc.
Savoy Piping Inc., is a well known worldwide Exporter of ASTM A350 LF2 Flange , Savoy Piping Inc., is committed to provide each and every customer with the highest standard of customer service. We deal in ASTM A350 LF2 Flanges in India and Overseas, offering a wide range of ASTM A350 LF2 Flanges