Low Temperature Carbon Steel LF5 Flanges

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Located in the bustling industrial heart of Addis Ababa, Desta Steel has built a reputation for reliability and precision as a trusted manufacturer and supplier. Our dedication to quality shines through in products like our Low Temperature Carbon Steel LF5 Flanges, which are engineered to perform with unwavering integrity even in the most challenging, freezing environments. We understand that the success of your critical projects depends on components you can count on, and that is the standard we deliver with every piece.

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LTCS LF5 Blind Flanges

Low Temperature Carbon Steel LF5 Forged Flanges

Carbon Steel LF5 Threaded Flanges

Table of Contents

What is Low Temperature Carbon Steel LF5 Flanges?

The strength of these flanges comes from a carefully balanced composition, primarily iron with precise additions of carbon, manganese, and silicon. This specific alloying recipe grants the LF5 material exceptional mechanical properties, including high tensile strength and superior impact toughness. Most importantly, it maintains this remarkable ductility and resistance to brittle fracture at temperatures far below zero, ensuring a secure and leak-proof connection when it matters most.

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Carbon Steel Flanges in Ethiopia

Low Temperature Carbon Steel LF5 Flanges Specification

  • Material :Ā ASTM A350 LF5 CL1/CL2
  • Size Range: 1/2″ (15 NB) to 48″ (1200NB),Ā ASME B16.47 Flanges size range:Ā 26″ to 60″
  • Typical manufacturing specifications:Ā A350 LF5 , ASME A350 LF5
  • Origin:Ā European Origin, Indian Origin, US Origin, Korean Origin, Sweden Origin, Ukraine Origin, Japanese Origin Materials
  • ASME SA350 LF5 LTCS Flanges Manufacturing Dimensions: ANSI/ASME B16.5, B 16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, etc.
  • Standard:Ā 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 ClaASME SA350 LF5 LTCS Flanges: 150 to 2500Ā Size:Ā 1/2″-24″
  • AWWA ClaASME SA350 LF5 LTCS Flanges: classes B, D, E, FĀ Size:Ā 3″-144″
  • ANSI B16.5 ASTM A350 LF5 LTCS Flanges pressure classes: 150, 300, 400, 600, 900, 1500 and 2500 for ASME B16.5
  • ANSI B16.47 ASTM A350 LF5 LTCS Flanges pressure classes: 75, 150, 300, 400, 600, 900 for ASME B16.47
  • Specialized in: A350 LF5 SORF, SOFF, BLRF, BLFF, WNRF, WNFF, SWRF, SWFF, Threaded RF, Threaded FF & LJ

Low Temperature Carbon Steel LF5 Flanges Chemical Composition

Element

Composition, w.t % Grades

Ā 

LF5

C

≤0.30

Mn

0.60-1.35

P

≤0.035

S

≤0.040

Si

0.20-0.35

Ni

1.00-2.00

Cr

≤0.30

Mo

≤0.12

Cu

≤0.40

Cb

≤0.02

LTCS LF5 Flanges Mechanical Properties

Grade/Class

Tensile Strength

Yield Strength, min.

Elongation, min.

Hardness, max.

LF5

70–95

485–655

37.5

260

22

197

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 LF5 Flanges in Addis Ababa, Ethiopia

Desta Steel is one of the most prominent manufacturers and suppliers of superior quality Low Temperature Carbon Steel LF5 FlangesĀ in Addis Ababa, Ethiopia. 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.Ā 

A350 LF5 Pressure Rating Chart

ASME/ANSI B 16.5LTCS A350 LF5Ā Welding Neck Flange, LTCS A350 LF5Ā Slip on Flange, Blind Flange, High Hub Blind Flange, Socket Weld Flange, LTCS A350 LF5Ā Lap Joint Flange, Threaded Flange, LTCS A350 LF5Ā Ring Type Joint Flange
PRESSURE CLASS150, 300, 400, 600, 900, 1500, 2500
ASME/ANSI B 16.47LTCS A350 LF5Ā Welding Neck Flange, LTCS A350 LF5Ā Blind Flange [Series A & B]
PRESSURE CLASS75, 150, 300, 400, 600, 900
ASME/ANSI B 16.36LTCS A350 LF5Ā Welding Neck Flange, LTCS A350 LF5Ā Slip on Flange, LTCS A350 LF5Ā Threaded Flange
PRESSURE CLASS300, 400, 600, 900, 1500, 2500
BS 4504 SEC 3.1LTCS A350 LF5Ā Welding Neck Flange, LTCS A350 LF5Ā Hubbed Slip on Flange, LTCS A350 LF5Ā Hubbed Threaded Flange, Lapped Pipe End Flange, LTCS A350 LF5Ā Plate Flange, Loose Plate Flange, Loose Plate With Weld Neck Flange, Blank Flange
PRESSURE CLASSPN 2.5 TO PN 40
BS 4504[PART 1]LTCS A350 LF5Ā Welding Neck Flange, LTCS A350 LF5Ā Hubbed Slip-On Hubbed Threaded, Plate Flange, LTCS A350 LF5Ā Loose Plate With Weld On Plate Collar, Blank Flange
PRESSURE CLASSPN 2.5 TO PN 400
BS 1560 BOSSLTCS A350 LF5Ā Welding Neck Flange, Socket Welding Flange, LTCS A350 LF5Ā Slip-On Flange, LTCS A350 LF5Ā Blind Flange, LTCS A350 LF5Ā Screwed Boss Flange, LTCS A350 LF5Ā Lapped Flange
PRESSURE CLASS150, 300, 400, 600, 900, 1500, 2500
BS10LTCS A350 LF5Ā Welding Neck Flange, LTCS A350 LF5Ā Plate Slip-On Flange, LTCS A350 LF5Ā Screwed Boss Flange, Slip-On Boss Flange, LTCS A350 LF5Ā Blind Flange
TABLED, E, F, H
DIN FLANGESDIN 2527, 2566, 2573, 2576, 2641,2642, 2655, 2656, 2627, 2628, 2629, 2631, 2632, 2633, 2634, 2635, 2636, 2637,2638, 2673
PRESSURE CLASSPN 6 TO PN 100

Low Temperature Carbon Steel LF5 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 LF5 Flanges

Low Temperature Carbon Steel LF5 Spectacle Blind Flanges
Carbon Steel LF5 Long Weld Neck Flanges
Carbon Steel LF5 Lap Joint Flanges
LF5 Carbon Steel Socket weld Flanges
LF5 Carbon Steel Weld Neck Flanges
Carbon Steel LF5 Slip On Flanges

Carbon Steel LF5 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
1¼ 3 3 3 3 3 3
1½ 3 3 3 3 4 4
2 5 5 5 5 5 6
2½ 8 8 8 8 7 10
3 9 9 9 9 9 11.5
3½ 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

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Uses of Low Temperature Carbon Steel LF5 Flanges

These robust flanges are indispensable in industries where failure is not an option. You will find them forming secure connections in pipelines and pressure vessels for liquid natural gas (LNG) facilities, cryogenic storage tanks, and refrigeration systems. They are also vital components in offshore platforms and chemical processing plants operating in cold climates, providing the essential reliability needed for the safe transport and containment of substances at extremely low temperatures.

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