Low Temperature Carbon Steel LF1 Flanges

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Sayed Steel, a reliable manufacturer and supplier located in Safat, the Kuwait specializes in high quality carbon steel LF1 flanges for various industrial applications. Our flanges are designed to provide excellent strength, durability and corrosion resistance, making them ideal for oil and gas, petrochemical, power generation and shipbuilding industry. With accurate design and commitment to the customer’s satisfaction, we ensure reliable performance in the environment with low temperature. 

LTCS LF1 Flanges Manufacturer in Al Ahmadi, Low Temperature Carbon Steel LF1 Flanges Thickness, LTCS LF1 Flanges Supplier in Kuwait, Carbon Steel LF1 Flanges Stockist in Jahra, Low Temperature Carbon Steel LF1 Flanges Size Chart, ASME SA350 Flanges Supplier in Kuwait, Low Temperature Carbon Steel LF1 Flanges Exporter in Hawalli, LTCS LF1 Flanges Price in Salmiya, LTCS LF1 Flanges Price in Salmiya, LTCS LF1 Flanges Supplier in Jahra, Low Temperature Carbon Steel LF1 Flanges Distributor in Kuwait

LTCS LF1 Blind Flanges in Kuwait

LTCS LF1 Blind Flanges

Low Temperature Carbon Steel LF1 Forged Flanges in Kuwait

Low Temperature Carbon Steel LF1 Forged Flanges

Carbon Steel LF1 Threaded Flanges in Kuwait

Carbon Steel LF1 Threaded Flanges

Table of Contents

What is Low Temperature Carbon Steel LF1 Flanges?

Carbon steel Low temperature LF1 flanges consist of carbon, manganese, phosphorus, sulfur, and silicon, with balanced strength and toughness. They have good mechanical properties, such as moderate tensile and yield strength, with high impact resistance at temperatures of as low as -20°C. The advantages are excellent weldability, corrosion resistance, and durability, and they are best suited for pressure vessels, pipelines, and heat exchangers. Mostly applied in petrochemical, gas, and oil industries, LF1 flanges provide guaranteed performance in low-temperature usage without compromising on cost and strength.

LTCS LF1 Flanges Exporter in Jahra ,ASTM A350 Carbon Steel LF1 Flange Manufacturer in Hawalli, LTCS LF1 Flanges in Salmiya, LF1 Carbon Steel Flanges Price List in Kuwait, Carbon Steel LF1 Flange Weight Chart, Low Temperature Carbon Steel LF1 Flanges Manufacturer in Hawalli, ANSI B16.5 Carbon Steel LF1 Flange Distributor in Kuwait, Carbon Steel LF1 Flanges Sizes in mm, LF1 LTCS Flanges Distributor in Hawalli

Carbon Steel Flanges in Kuwait

Low Temperature Carbon Steel LF1 Flanges Specification

  • Material : ASTM A350 LF1 CL1/CL2
  • Size Range: 1/2″ (15 NB) to 48″ (1200NB), ASME B16.47 Flanges size range: 26″ to 60″
  • Typical manufacturing specifications: A350 LF1 , ASME A350 LF1
  • Origin: European Origin, Indian Origin, US Origin, Korean Origin, Sweden Origin, Ukraine Origin, Japanese Origin Materials
  • LTCS A350 LF1 Flanges Manufacturing Dimensions: ANSI/ASME B16.5, B 16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, etc.
  • Standard: ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, etc.
  • Class / Pressure: 150#, 300#, 600#, 900#, 1500#, 2500#, PN6, PN10, PN16, PN25, PN40, PN64 etc.
  • Flange Face Type: Flate Face (FF), Raised Face (RF), Ring Type Joint (RTJ), LJ, FM , R.T.J , R.J and so on
  • ANSI ClaLTCS A350 LF1 Flanges: 150 to 2500 Size: 1/2″-24″
  • AWWA ClaLTCS A350 LF1 Flanges: classes B, D, E, F Size: 3″-144″
  • ANSI B16.5 A350 LF1 Flanges pressure classes: 150, 300, 400, 600, 900, 1500 and 2500 for ASME B16.5
  • ANSI B16.47 A350 LF1 Flanges pressure classes: 75, 150, 300, 400, 600, 900 for ASME B16.47

Low Temperature Carbon Steel LF1 Flanges Chemical Composition

Element Weight %
Carbon 0.08 – 0.15
Silicon 0.15 – 0.50
Manganese 0.30 – 0.60
Phosphorus 0.025 max *
Sulfur 0.025 max *
Molybdenum 0.90 – 1.10
Chromium 2.00 – 2.50
Nickel 0.5 max

LTCS LF1 Flanges Mechanical Properties

Property Values
Ultimate Tensile Strength * 95 min Ksi (655 Mpa)
0.2 % Yield Strength * 75 min Ksi (517 Mpa)
Elongation * 17 % min
Reduction of Area * 35 % min
Charpy Impact Toughness 42 mean/ 33 min J at –18o C
Hardness 197 – 237 BHN (75 Ksi min)

If You Are Looking To Buy High Quality Pipes, Sheet, Fittings and Flanges

We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.

Top Manufacturer and Supplier of Low Temperature Carbon Steel LF1 Flanges in Safat, Kuwait

Sayed Steel is one of the most prominent manufacturers and suppliers of superior quality Low Temperature Carbon Steel LF1 Flanges in Safat, Kuwait. As experts in steel solutions, we supply a complete spectrum of products like Carbon Steel, Alloy Steel, Mild Steel, and Galvanized Steel. Our product range comprises Pipes, Tubes, Flanges, Pipe Fittings, Forged Fittings, Sheets, and Plates. Known for our reliable delivery and first-rate customer service, we are committed to supplying high-quality steel materials that guarantee durability and excellent performance in numerous industrial applications. 

A350 LF1 Pressure Rating Chart

TEMP °C Class 150 Class 300 Class 400 Class 600 Class 900 Class 1500 Class 2500
-29 TO 38 19.6 51.1 68.1 102.1 153.2 255.3 425.5
50 19.2 50.1 66.8 100.2 150.4 250.6 417.7
100 17.7 46.6 62.1 93.2 139.8 233 388.3
150 15.8 45.1 60.1 90.2 135.2 225.4 375.6
200 13.8 43.8 58.4 87.6 131.4 219 365
250 12.1 41.9 55.9 83.9 125.8 209.7 349.5
300 10.2 39.8 53.1 79.6 119.5 199.1 331.8
325 9.3 38.7 51.6 77.4 116.1 193.6 322.6
350 8.4 37.6 50.1 75.1 112.7 187.8 313
375 7.4 36.4 48.5 72.7 109.1 181.8 303.1
400 6.5 34.7 46.3 69.4 104.2 173.6 289.3
425 5.5 28.8 38.4 57.5 86.3 143.8 239.7
450 4.6 23 30.7 46 69 115 191.7
475 3.7 17.4 23.2 34.9 52.3 87.2 145.3
500 2.8 11.8 15.7 23.5 35.3 58.8 97.9
538 1.4 5.9 7.9 11.8 17.7 29.5 49.2

Low Temperature Carbon Steel LF1 Flange Dimensions

NPS O.D. of Flange Flanges Thickness Diameter of RF Diameter of Hub at Base Lengtd Tdru Hub Bore or Diameter Dia. of Hub at Bevel Radius of Fillet Deptd of Socket
Welding (WN) Neck Slip-On (SORF) Threaded (NPT) Socket (SWRF) Lap Joint (Loose) Slip-on (SORF) Socket (SWRF) Lap Joint (Loose)
O Q R X Y Y Y W B H r Z
1/2 3-1/2 7/16 1-3/8 1-3/16 1-7/8 5/8 5/8 .88 .90 .84 1/8 3/8
3/4 3-7/8 1/2 1-11/16 1-1/2 2-1/16 5/8 5/8 1.09 1.11 1.05 1/8 7/16
1 4-1/4 9/16 2 1-15/16 2-3/16 11/16 11/16 1.36 1.38 1.32 1/8 1/2
1-1/4 4-5/8 5/8 2-1/2 2-5/16 2-1/4 13/16 13/16 1.70 1.72 1.66 3/16 9/16
1-1/2 5 11/16 2-7/8 2-9/16 2-7/16 7/8 7/8 1.95 1.97 1.90 1/4 5/8
2 6 3/4 3-5/8 3-1/16 2-1/2 1 1 2.44 2.46 2.38 5/16 11/16
2-1/2 7 7/8 4-1/8 3-9/16 2-3/4 1-1/8 1-1/8 2.94 2.97 2.88 5/16 3/4
3 7-1/2 15/16 5 4-1/4 2-3/4 1-3/16 1-3/16 3.57 3.60 3.50 3/8 13/16
3-1/2 8-1/2 15/16 5-1/2 4-13/16 2-13/16 1-1/4 1-1/4 4.07 4.10 4.00 3/8 7/8
4 9 15/16 6-3/16 5-5/16 3 1-5/16 1-5/16 4.57 4.60 4.50 7/16 15/16
5 10 15/16 7.5/16 6-7/16 3-1/2 1-7/16 1-7/16 5.66 5.69 5.56 7/16 15/16
6 11 1 8-1/2 7-9/16 3-1/2 1-9/16 1-9/16 6.72 6.75 6.63 1/2 1-1/16
8 13-1/2 1-1/8 10-5/8 9-11/16 4 1-3/4 1-3/4 8.72 8.75 8.63 1/2 1-1/4
10 16 1-3/16 12-3/4 12 4 1-15/16 1-15/16 10.88 10.92 10.75 1/2 1-5/16
12 19 1-1/4 15 14-3/8 4-1/2 2-3/16 2-3/16 12.88 12.92 12.75 1/2 1-9/16
14 21 1-3/8 16-1/4 15-3/4 5 2-1/4 3-1/8 14.14 14.18 14.00 1/2 1-5/8
16 23-1/2 1-7/16 18-1/2 18 5 2-1/2 3-7/16 16.16 16.19 16.00 1/2 1-3/4
18 25 1-9/16 21 19-7/8 5-1/2 2-11/16 3-13/16 18.18 18.lf2 18.00 1/2 1-15/16
lf2 27-1/2 1-11/16 23 22 5-11/16 2-7/8 4-1/16 lf2.lf2 lf2.25 lf2.00 1/2 2-1/8
24 32 1-7/8 27-1/4 26-1/8 6 3-1/4 4-3/8 24.25 24.25 24.00 1/2 2-1/2

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Types of Low Temperature Carbon Steel LF1 Flanges

Carbon Steel LF1 Lap Joint Flanges in Kuwait
Carbon Steel LF1 Lap Joint Flanges
Low Temperature Carbon Steel LF1 Spectacle Blind Flanges in Kuwait
Low Temperature Carbon Steel LF1 Spectacle Blind Flanges
LF1 Carbon Steel Socket weld Flanges in Kuwait
LF1 Carbon Steel Socket weld Flanges
Carbon Steel LF1 Long Weld Neck Flanges in Kuwait
Carbon Steel LF1 Long Weld Neck Flanges
Carbon Steel LF1 Slip On Flanges in Kuwait
Carbon Steel LF1 Slip On Flanges
LF1 Carbon Steel Weld Neck Flanges in Kuwait
LF1 Carbon Steel Weld Neck Flanges

Carbon Steel LF1 Flange Weight Chart

Nominal Pipe Sizes (NPS) Slip On (SORF) Threaded (NPT) Socket Weld (SWRF) Lap Joint (Loose) Blind (BLRF) Weld Neck (WRNR)
½ 1 1 2 1 2 2
¾ 2 2 2 2 2 2
1 2 2 2 2 2 3
3 3 3 3 3 3
3 3 3 3 4 4
2 5 5 5 5 5 6
8 8 8 8 7 10
3 9 9 9 9 9 11.5
11 12 11 11 13 12
4 13 13 13 13 17 16.5
5 15 15 15 15 lf2 21
6 19 19 19 19 27 26
8 30 30 30 30 47 42
10 43 43 43 43 70 54
12 64 64 64 64 123 88
14 90 90 90 105 140 114
16 106 98 98 140 180 140
18 130 130 130 160 2lf2 165
lf2 165 165 165 195 285 197
22 185 185 185 245 355 225
24 2lf2 2lf2 2lf2 275 430 268

ASTM A350 LF1 Class 1 Flanges Supplier in Hawalli, A350 Gr. LF1 CL.1 Flange Weight Chart, LF1 LTCS Flanges Manufacturer in Hawalli, ANSI B16.5 Carbon Steel LF1 Flange Distributor in Al Ahmadi, LTCS LF1 Flanges Price List in Kuwait, Low Temperature Carbon Steel A350 LF1 Flanges Sizes in mm, Carbon Steel LF1 Flange Distributor in Al Ahmadi, LF1 LTCS Flanges Exporter in Jahra, CS LF1 Flange Exporter in Hawalli

Uses of Low Temperature Carbon Steel LF1 Flanges

LF1 carbon steel flanges are used in industries that need strong and tough materials in cold settings. You can find them in oil and gas pipelines, chemical plants, power plants, and water construction. They are also used in pressure containers, heat exchangers, and refineries where reliable work is needed at low to medium pressures. LF1 flanges are easy to weld, not harmed by rust, and very strong. This makes them perfect for pipe connections working at temperatures as low as -20°C, keeping things safe and working well.

Industry We Serve

Food Industry

Oil and Gas Industry

petrochemical industry