sizes: 1/2″ ~ 24″, Class 150 through Class 2500, FF/RF/ RTJ.
ASTM A105 Flange
ASME SA105N weld neck flange and ASTM A105 blind flanges suppliers in UAE
Heat Treatment Method Of ASTM A105 Flange
Thermal treatment is unnecessary except for carbon steel forging to ASTM A 105. With some exclusions, heat treatment may be necessary to enhance the material's mechanical properties for a more advantageous application. ASTM A105 Flange carbon steel are typically subjected to heat treatments such as annealing, normalizing, tempering, quenching, and tempering. To remove any potential internal tension in the forgings, many clients frequently demand normalizing at around 950°C for 2.5 hours. Astm A105N is typically stamped on these materials.Forgings made of A105 carbon steel have comparable machinability to low alloy steels.
What Are ASTM A105 Carbon Steel Weld Neck Flange, And How Do They Work?
An ASTM A105 Carbon Steel Weld Neck Flange is utilized most frequently in the piping procedure. The highest level of connecting integrity is aided by butt welding. This flange is used in extreme temperature and pressure operations. But compared to other options, it is more expensive and more prominent.
The most popular and widely used carbon steel material type is ASTM A105. This is employed in the production of piping forges. Flange and forge connections are among them. They are for piping with a smaller diameter. The pressure systems operating at high degrees are best suited for this carbon steel product grade, ASTM A105.
Check the advantages of A105 carbon steel flange, SA105N slip on flange manufacturers in Dubai
How Strong Are ASME SA105 Blind Flanges?
Different types of flanges, including those made of different grades of stainless steel, are specified by ASTM A105. The welded carbon steel ASTM A105 Flanges are perfect for high-temperature operations. Forgings can only weigh up to 10,000 lbs. under this specification's ASME SA105 Blind Flanges aspects. The ASTM a105 class 300 flange is then quenched and tempered after being forged at 1,700 to 2,200 °F. Firstly, carbon steel grade a105 forged components are left to drop to a temperature lower than 1,000 °F. After cooling, the ASTM a105 flange is reheated to a range between 1,550 °F and 1,700 °F.
The alloy is progressively cooled in the furnace after being reheated for the carbon steel a105 blind flange.
View the difference between ASTM A105 and A105N material, buy ASTM A105 forged steel flanges in the Middle East with FF/ RF and RTJ face types
Table of content
Specialized in manufacturing
ASTM A105 Flange
ASTM A105 Flange are made up of carbon steel or mild steel material. Material composition can have carbon, manganese, phosphorus, sulfur and iron in the composition.
Size
1/2 Inches To 48 Inches
Class
150 To 2500
Schedule
SCH 10S To SCH 80S
ASME
B16.5
ASTM A105 Material:
sizes: 26″ ~ 60″, Class 75 through Class 900, FF/RF/RTJ.
API 6A Type 6B and Type 6BX, 2000 ~ 20000 psi, RTJ.
Advantages Of ASTM A105 Flanges
- Good strength
- High impact
- Long service life
- Good corrosion resistance
- Good thermal insulation
- Environment friendly
- Good heat resistance
- Safe to process
Difference Between Astm A105 And A105n
- ASTM A105 and A105N steel flanges are not similar, they have raw materials and grades, but different heat treatment requirement. "N" means "Normalization" heat treatment, and A105 carbon steel flange haves no heat treatment requirement.
- That means the A105N flanges is one kind of A105 flange. But A105N carbon steel flange have a better mechanical properties, strength, better performance in low temperature service.
5 tips for using a astm a105 steel pipe flange for the first time:
- Use Slip on Flange in low-pressure services:
- Socket Weld Flange in high-pressure piping system:
- Lap Joint Flange for high-cost material pipelines:
- Use of weld neck flange to a butt weld pipe for better performance:
- Take the support of a skilled professional executes pipe flange joints:
A105 Carbon Steel Flange Specification
| Specifications | ASTM A105 Flange |
|---|---|
| Transportation In | Air & Ocean and Land |
| Available Packing | Packing In Plywood Box And Plywood Pallet |
| Use In | Marine & dredging Sanitation Process Instrumentation Oil and Gas Petrochemical/ Refinery/Chemical Power etc. |
| JIS Standard | 5K/ 10K/ 16K 20K/ 30K/ 40K/ 63K |
| Size | 1/2” to 24” (customized diameters: up to 60”.) |
| EN Standard | 6Bar/ 10Bar/ 16Bar/ 25Bar/ 40Bar |
| Methods Of Forging | Casting Forging Rolling Cutting |
| DIN Standard | PN6/ PN10/ PN16/ PN25/ PN40/ PN64 |
| Supporting Material For Flanges | Gasket/ Ring Joint/ Flanges Bolts |
| Equipment | Pushing Machine Press machine electric bevelling machine |
| Face Type | RF (Raised Face), RTJ (Ring Type Joint) |
| Brand Name | Schulzmann |
| Certificate | ISO |
| Payment Type | L/C,T/T,D/P,Paypal |
| Testing | Hydrostatic testing machine Magnetic particle detector Direct-reading Spectrograph UI trasonic flaw detector |
| ASTM A105 Flange Manufacturer In UAE | 1500 ton per month (Manufacturing Productivity) |
| Supply Ability | 1200 Ton Per Month |
| Class | Class 150 to 2500. PN 2.5 to PN 250. |
| Description | Price In US ($) |
|---|---|
| SA105, WN FLANGE, CLASS 1500, RF, SCH 40, SIZE : 1 1/2 | US $148.21 Per KG |
| FLANGE CARBON STEEL : 20 INCH , WN RF, 150#, SCH STD | US $431.58 Per KG |
| FLANGES CS : 18 INCH, WN RF, 300#, SCH 80, GRADE S105 | US $3623.05 Per KG |
| CARBON STEEL : 2 INCH, WN RF, 150#, SCH STD, GR.SA105 | US $3597.19 Per KG |
| CARBON STEEL : 10 INCH, WN RF, 600#, SCH 80, A105 | US $11955.37 Per KG |
| CARBON STEEL : 8 INCH, WN RF, 600#, SCH 80, ASTM A105 | US $3732.37 Per KG |
| CS (BLRTJ) FLANGE, SA105 SIZE (MM): 150 X 0.00 X 37.95 | US $26.94 Per KG |
| CS (LWNRTJ) FLANGE, SA105 SIZE (MM): 150 X 25.40 X 340 | US $150.38 Per KG |
| WN, 1500# 8 Inch, RTJ, 12.7 WT, A105 CARBON STEEL FLANGES | US $4488.82 Per KG |
| CARBON STEEL, RTJ, 5000 PSI, THREAD: API | US $1292.64 Per KG |
| FLANGE FORGED, RTJ, 5000 PSI, DIM:API 6A, TYPE-6B2 | US $1898.80 Per KG |
| FLANGES CARBON STEEL : SWRF, 300#, XS, ASTM A105 | US $63.60 Per KG |
| 2.1/16 INCH, CS, RTJ, 10,000 PSI RATING, SIZE:2.1/16(53.2MM) | US $1561.03 Per KG |
| FLANGES CARBON STEEL : WN RF, 150#, STD, ASTM A105 | US $39.38 Per KG |
| FLANGES CARBON STEEL : WN RF, 300#, 20 INCH, STD, ASTM A105 | US $1075.41 Per KG |
| FLANGES CARBON STEEL : 18 INCH, WN RF, 150#, SCH STD, GRADE S105 | US $456.99 Per KG |
| FLANGES CARBON STEEL : 10 INCH, WN RF, 600#, SCH STD, GR.SA/SA105 | US $515.29 Per KG |
Available Types Of ASTM A105 Forged Steel Flanges
ASTM A105 Slip On Flange
ASTM A105 SORF Flange
ASTM A105 Weld Neck Flange
ASTM A105 Blind Flange
ASTM A105 Socket Weld Flange
ASTM A105 Lap Joint Flanges
ASTM A105 Threaded Flange
ASTM A105 Plate Flange
ASTM A105 Orifice Flange
ASTM A105 RTJ Flange
ASTM A105 Reducing Flange
ASTM A105 Spectacle Blind Flange
ASTM A105 Raised Face Flange
ASTM A105 Flat Face Flange
ASTM A105 Spacer Ring
ASTM A105 spades and Ring Spacers
ASTM A105 Forged Flange
ASTM A105 PN16 Flange
ASTM A105 Class 400 Flange
ASTM A105 Class 600 Flange
ASTM A105 Class 900 Flange
ASTM A105 Class 1500 Flanges
ASTM A105 Class 2500 Flanges
ASTM A105 Class 3000 Flanges
How To Prevent ASTM A105 Carbon Steel Flange From Rust?
PREVENT RUST
- Oil varnishing
- Anti-rust painting
- Electric zinc-coated (Yellow or white zinc)
A105 Flanges Manufacturing Process
Raw Material
- View Raw Material
- Check Quantity
- Check Visual and Dimension
Inspection
- Check Chemical Analysis
- Preservation Analysis Certificate
Material Cutting
- Weight Measuring
- Cut Surface Check
- Marking
Flange forging
- Check Material Grade
- Weight Measuring
- Temperature Control
Heat Treatment
- Normalizing
- Solution Treatment
- Mechanical Test
Forging Rolling
- Weight Measuring
- Check Temperature
- Check Dimension
Final Inspection
- Dimension size inspect
- Visual Test
- Nondestructive Test
Rust Prevention
- Check Preserve
- Marking on the flange
- Coating
Well Packing
- Check Packing Spec.
- Packing Inspection
- Delivery
ASTM A105 Flanges Chemical Composition
| Si [Silicon] | 0.10-0.35 |
| Cr [Chromium] | ≤0.30 |
| Mn [Manganese] | 0.60-1.05 |
| P [Phosphorus] | ≤0.35 |
| Mo [Molybdenum] | ≤0.12 |
| V [Vanadium] | ≤0.08 |
| Cu [Copper] | ≤0.40 |
| Ni [Nickel] | ≤0.40 |
| S [Sulfur] | ≤0.40 |
| Elements | Composition, % |
| C [Carbon] | ≤0.35 |
ASTM A105 Flange Pressure Rating
| Temp. °F | Working Pressures by Classes, psi | |||
| Class 75 | Class 150 | Class 300 | Class 400 | |
| -20~100 | 140 | 285 | 740 | 985 |
| 200 | 130 | 260 | 680 | 905 |
| 300 | 115 | 230 | 655 | 870 |
| 400 | 100 | 200 | 635 | 845 |
| 500 | 85 | 170 | 605 | 805 |
| 600 | 70 | 140 | 570 | 755 |
| 650 | 60 | 125 | 550 | 730 |
| 700 | - | 110 | 530 | 710 |
| 750 | - | 95 | 505 | 675 |
| 800 | - | 80 | 410 | 550 |
| 850 | - | 65 | 320 | 425 |
| 900 | - | 50 | 230 | 305 |
| 950 | - | 35 | 135 | 185 |
| 1000 | - | 20 | 85 | 115 |
| Temp. °F | Working Pressures by Classes, psi | |||
| Class 600 | Class 900 | Class 1500 | Class 2500 | |
| -20~100 | 1480 | 2220 | 3705 | 6170 |
| 200 | 1360 | 2035 | 3395 | 5655 |
| 300 | 1310 | 1965 | 3270 | 5450 |
| 400 | 1265 | 1900 | 3170 | 5280 |
| 500 | 1205 | 1810 | 3015 | 5025 |
| 600 | 1135 | 1705 | 2840 | 4730 |
| 650 | 1100 | 1650 | 2745 | 4575 |
| 700 | 1060 | 1590 | 2655 | 4425 |
| 750 | 1015 | 1520 | 2535 | 4230 |
| 800 | 825 | 1235 | 2055 | 3430 |
| 850 | 640 | 955 | 1595 | 2655 |
| 900 | 460 | 690 | 1150 | 1915 |
| 950 | 275 | 410 | 685 | 1145 |
| 1000 | 170 | 255 | 430 | 715 |
| Normal Size In Inch | Outer Diameter | Wall Thickness | Welding Neck Flanges in KG |
|---|---|---|---|
| 1/2 | 88.9 | 11.2 | 0.5 |
| 3/4 | 98.6 | 12.7 | 0.7 |
| 1 | 108 | 14.2 | 1 |
| 1 1/4 | 117.3 | 15.7 | 1.3 |
| 1 1/2 | 127 | 17.5 | 1.7 |
| 2 | 152.4 | 19.1 | 2.6 |
| 2 1/2 | 177.8 | 22.4 | 4.1 |
| 3 | 190.5 | 23.9 | 4.9 |
| 3 1/2 | 215.9 | 23.9 | 6.1 |
| 4 | 228.6 | 23.9 | 6.8 |
| 5 | 254 | 23.9 | 8.6 |
| 6 | 279.4 | 25.4 | 10.6 |
| 8 | 342.9 | 28.4 | 17.6 |
| 10 | 406.4 | 30.2 | 24 |
| 12 | 482.6 | 31.8 | 36.5 |
| 14 | 533.4 | 35.1 | 48.4 |
| 16 | 596.9 | 36.6 | 60.6 |
| 18 | 635 | 39.6 | 68.3 |
View thickness chart of ASME SA105N threaded flange, stockists of A105 carbon steel orifice, and spectacle blind flanges in all sizes and class
Chemical Composition Of ASTM A105N Flange
| Elements | Composition, % |
| V [Vanadium] | ≤0.08 |
| Cu [Copper] | ≤0.40 |
| Si [Silicon] | 0.10-0.35 |
| Mo [Molybdenum] | ≤0.12 |
| S [Sulfur] | ≤0.40 |
| C [Carbon] | ≤0.35 |
| Ni [Nickel] | ≤0.40 |
| Cr [Chromium] | ≤0.30 |
| Mn [Manganese] | 0.60-1.05 |
| P [Phosphorus] | ≤0.35 |
A105 Flange Mechanical Properties
| Tensile strength (psi) minimum | 70,000 psi |
| Reduction of area (%) minimum | 30% |
| Brinell Hardness (BHN) maximum | 187 |
| Yield strength (psi) minimum | 36,000 psi |
| Elongation in 2” (%) minimum | 22% |
Refer to A105 carbon steel flanges dimensions in class 150 to 2500, and also check pressure ratings, and weight chart as per ASME B16.5
| Size in (Inch) | Size in (mm) | OD | Thick. | Diameter Of R/F | Height Of R/F | PCD | Number of Bolts | Size Of UNC Bolts | Length Of Machine Bolt | Length Of R/F Stud | Size Of Hole | Size Of ISO Stud | Weight As Per Kilogram |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| A | B | C | D | E | |||||||||
| 1/2 | 15 | 90 | 9.6 | 34.9 | 2 | 60.3 | 4 | 1/2 | 50 | 55 | 5/8 | M14 | 0.9 |
| 3/4 | 20 | 100 | 11.2 | 42.9 | 2 | 69.9 | 4 | 1/2 | 50 | 65 | 5/8 | M14 | 0.9 |
| 1 | 25 | 110 | 12.7 | 50.8 | 2 | 79.4 | 4 | 1/2 | 55 | 65 | 5/8 | M14 | 0.9 |
| 1 1/4 | 32 | 115 | 14.3 | 63.5 | 2 | 88.9 | 4 | 1/2 | 55 | 70 | 5/8 | M14 | 1.4 |
| 1 1/2 | 40 | 125 | 15.9 | 73 | 2 | 98.4 | 4 | 1/2 | 65 | 70 | 5/8 | M14 | 1.8 |
| 2 | 50 | 150 | 17.5 | 92.1 | 2 | 120.7 | 4 | 5/8 | 70 | 85 | 3/4 | M16 | 2.3 |
| 2 1/2 | 65 | 180 | 20.7 | 104.8 | 2 | 139.7 | 4 | 5/8 | 75 | 90 | 3/4 | M16 | 3.2 |
| 3 | 80 | 190 | 22.3 | 127 | 2 | 152.4 | 4 | 5/8 | 75 | 90 | 3/4 | M16 | 4.1 |
| 3 1/2 | 90 | 215 | 22.3 | 139.7 | 2 | 177.8 | 8 | 5/8 | 75 | 90 | 3/4 | M16 | 5.9 |
| 4 | 100 | 230 | 22.3 | 157.2 | 2 | 190.5 | 8 | 5/8 | 75 | 90 | 3/4 | M16 | 7.7 |
| 5 | 125 | 255 | 22.3 | 185.7 | 2 | 215.9 | 8 | 3/4 | 85 | 95 | 7/8 | M20 | 9.1 |
| 6 | 150 | 280 | 23.9 | 215.9 | 2 | 241.3 | 8 | 3/4 | 85 | 100 | 7/8 | M20 | 11.8 |
| 8 | 200 | 345 | 27 | 269.9 | 2 | 298.5 | 8 | 3/4 | 90 | 110 | 7/8 | M20 | 20.5 |
| 10 | 250 | 405 | 28.6 | 323.8 | 2 | 362 | 12 | 7/8 | 100 | 115 | 1 | M24 | 32 |
| 12 | 300 | 485 | 30.2 | 381 | 2 | 431.8 | 12 | 7/8 | 100 | 120 | 1 | M24 | 50 |
| 14 | 350 | 535 | 33.4 | 412.8 | 2 | 476.3 | 12 | 1 | 115 | 135 | 1 1/8 | M27 | 64 |
| 16 | 400 | 595 | 35 | 469.9 | 2 | 539.8 | 16 | 1 | 115 | 135 | 1 1/8 | M27 | 82 |
| 18 | 450 | 635 | 38.1 | 533.4 | 2 | 577.9 | 16 | 1 1/8 | 125 | 145 | 1 1/4 | M30 | 100 |
| 20 | 500 | 700 | 41.3 | 584.2 | 2 | 635 | 20 | 1 1/8 | 140 | 160 | 1 1/4 | M30 | 130 |
| 24 | 600 | 815 | 46.1 | 692.2 | 2 | 749.3 | 20 | 1 1/4 | 150 | 170 | 1 3/8 | M33 | 196 |
ASTM A105 Weld Neck Flange Dimensions
Class 150/ In MM
| Size In Inches | D In (millimeter) | X In (millimeter) | G In (millimeter) | t In (millimeter) | B1 In (millimeter) | T1 In (millimeter) | A In (millimeter) |
|---|---|---|---|---|---|---|---|
| 1/2 | 89 | 30.2 | 35.1 | 11.2 | 15.7 | 47.8 | 21.3 |
| 3/4 | 99 | 38.1 | 42.9 | 12.7 | 20.8 | 52.3 | 26.7 |
| 1 | 108 | 49.3 | 50.8 | 14.2 | 26.7 | 55.6 | 33.5 |
| 1¼ | 117 | 58.7 | 63.5 | 15.7 | 35.1 | 57.2 | 42.2 |
| 1½ | 127 | 65.0 | 73.2 | 17.5 | 40.9 | 62.0 | 48.3 |
| 2 | 152 | 77.7 | 91.9 | 19.1 | 52.6 | 63.5 | 60.5 |
| 2½ | 178 | 90.4 | 104.6 | 22.4 | 62.7 | 69.9 | 73.2 |
| 3 | 191 | 108.0 | 127.0 | 23.9 | 78.0 | 69.9 | 88.9 |
| 3½ | 216 | 122.2 | 139.7 | 23.9 | 90.2 | 71.4 | 101.6 |
| 4 | 229 | 134.9 | 157.2 | 23.9 | 102.4 | 76.2 | 114.3 |
| 5 | 254 | 163.6 | 185.7 | 23.9 | 128.3 | 88.9 | 141.2 |
| 6 | 279 | 192.0 | 215.9 | 25.4 | 154.2 | 88.9 | 168.4 |
| 8 | 343 | 246.1 | 269.7 | 28.4 | 202.7 | 101.6 | 218.2 |
| 10 | 406 | 304.8 | 323.9 | 30.2 | 254.5 | 101.6 | 273.1 |
| 12 | 483 | 365.3 | 381.0 | 31.8 | 304.8 | 114.3 | 323.9 |
| 14 | 533 | 400.1 | 412.8 | 35.1 | 336.6 | 127.0 | 355.6 |
| 16 | 597 | 457.2 | 469.9 | 36.6 | 387.4 | 127.0 | 406.4 |
| 18 | 635 | 505.0 | 533.4 | 39.6 | 438.2 | 139.7 | 457.2 |
| 20 | 699 | 558.8 | 584.2 | 42.9 | 489.0 | 144.5 | 508.0 |
| 24 | 813 | 663.4 | 692.2 | 47.8 | 590.6 | 152.4 | 609.6 |
ASTM A105 Slip On Flange Dimensions
| Size in (Inches) | Size in (Millimeter) | OD | Flange Thick. | O.D. Of Hub | Length Of Flanges | Diameter Of R/F | Height Of R/F | PCD | Bore Of Socket | Number of Bolts | Size Of Bolts UNC | Machine Bolt Length | Length Of R/F Stud | Size Of Hole | Size Of ISO Stud | Weight As Per Kilogram |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| (A) | (B) | (C) | (D) | (E) | (F) | (G) | (H) | |||||||||
| 1/2 | 15 | 90 | 9.6 | 30 | 14 | 34.9 | 2 | 60.3 | 22.2 | 4 | 1/2 | 50 | 55 | 5/8 | M14 | 0.8 |
| 3/4 | 20 | 100 | 11.2 | 38 | 14 | 42.9 | 2 | 69.9 | 27.7 | 4 | 1/2 | 50 | 65 | 5/8 | M14 | 0.9 |
| 1 | 25 | 110 | 12.7 | 49 | 16 | 50.8 | 2 | 79.4 | 34.5 | 4 | 1/2 | 55 | 65 | 5/8 | M14 | 0.9 |
| 1 1/4 | 32 | 115 | 14.3 | 59 | 19 | 63.5 | 2 | 88.9 | 43.2 | 4 | 1/2 | 55 | 70 | 5/8 | M14 | 1.4 |
| 1 1/2 | 40 | 125 | 15.9 | 65 | 21 | 73 | 2 | 98.4 | 49.5 | 4 | 1/2 | 65 | 70 | 5/8 | M14 | 1.4 |
| 2 | 50 | 150 | 17.5 | 78 | 24 | 92.1 | 2 | 120.7 | 61.9 | 4 | 5/8 | 70 | 85 | 3/4 | M16 | 2.3 |
| 2 1/2 | 65 | 180 | 20.7 | 90 | 27 | 104.8 | 2 | 139.7 | 74.6 | 4 | 5/8 | 75 | 90 | 3/4 | M16 | 3.2 |
| 3 | 80 | 190 | 22.3 | 108 | 29 | 127 | 2 | 152.4 | 90.7 | 4 | 5/8 | 75 | 90 | 3/4 | M16 | 3.7 |
| 3 1/2 | 90 | 215 | 22.3 | 122 | 30 | 139.7 | 2 | 177.8 | 103.4 | 8 | 5/8 | 75 | 90 | 3/4 | M16 | 5 |
| 4 | 100 | 230 | 22.3 | 135 | 32 | 157.2 | 2 | 190.5 | 116.1 | 8 | 5/8 | 75 | 90 | 3/4 | M16 | 5.9 |
| 5 | 125 | 255 | 22.3 | 164 | 35 | 185.7 | 2 | 215.9 | 143.8 | 8 | 3/4 | 85 | 95 | 7/8 | M20 | 6.8 |
| 6 | 150 | 280 | 23.9 | 192 | 38 | 215.9 | 2 | 241.3 | 170.7 | 8 | 3/4 | 85 | 100 | 7/8 | M20 | 8.6 |
| 8 | 200 | 345 | 27 | 246 | 43 | 269.9 | 2 | 298.5 | 221.5 | 8 | 3/4 | 90 | 110 | 7/8 | M20 | 13.7 |
| 10 | 250 | 405 | 28.6 | 305 | 48 | 323.8 | 2 | 362 | 276.2 | 12 | 7/8 | 100 | 115 | 1 | M24 | 19.5 |
| 12 | 300 | 485 | 30.2 | 365 | 54 | 381 | 2 | 431.8 | 327 | 12 | 7/8 | 100 | 120 | 1 | M24 | 29 |
| 14 | 350 | 535 | 33.4 | 400 | 56 | 412.8 | 2 | 476.3 | 359.2 | 12 | 1 | 115 | 135 | 1 1/8 | M27 | 41 |
| 16 | 400 | 595 | 35 | 457 | 62 | 469.9 | 2 | 539.8 | 410.5 | 16 | 1 | 115 | 135 | 1 1/8 | M27 | 54 |
| 18 | 450 | 635 | 38.1 | 505 | 67 | 533.4 | 2 | 577.9 | 461.8 | 16 | 1 1/8 | 125 | 145 | 1 1/4 | M30 | 59 |
| 20 | 500 | 700 | 41.3 | 559 | 71 | 584.2 | 2 | 635 | 513.1 | 20 | 1 1/8 | 140 | 160 | 1 1/4 | M30 | 75 |
| 24 | 600 | 815 | 46.1 | 663 | 81 | 692.2 | 2 | 749.3 | 616 | 20 | 1 1/4 | 150 | 170 | 1 3/8 | M33 | 100 |
ASTM A105 Carbon Steel Flanges Marking
- Size
- Item
- Specification and number
- Pressure rating, with unit
- OD
- WT, with unit
- STD schedule when applicable,
- Material specification
- Heat No.
- 2"
- FLANGES
- SORF
- ASME B16.5, 150#
- 6" OD x 0.250"
- 152.4 Unit
- SCH 80
- ASTM A105
- 723
| NPS | OD | 10 (SCH) | 20 (SCH) | 30 (SCH) | STD Wall | 40 (SCH) | 60 (SCH) | EXT Hvy | 80 (SCH) | 100 (SCH) | 120 (SCH) | 140 (SCH) | 160 (SCH) | XX Hvy |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ½ | 0.84 | 0.083 | . | . | 0.109 | 0.109 | . | 0.147 | 0.147 | . | . | . | 0.188 | 0.294 |
| ¾ | 1.05 | 0.083 | . | . | 0.113 | 0.113 | . | 0.154 | 0.154 | . | . | . | 0.219 | 0.308 |
| 1 | 1.315 | 0.109 | . | . | 0.133 | 0.133 | . | 0.179 | 0.179 | . | . | ... | 0.25 | 0.358 |
| 1 ¼ | 1.66 | 0.109 | ... | ... | 0.14 | 0.14 | ... | 0.191 | 0.191 | ... | ... | ... | 0.25 | 0.382 |
| 1 ½ | 1.9 | 0.109 | . | . | 0.145 | 0.145 | . | 0.2 | 0.2 | . | . | . | 0.281 | 0.4 |
| 2 | 2.375 | 0.109 | . | . | 0.154 | 0.154 | . | 0.218 | 0.218 | . | . | . | 0.344 | 0.436 |
| 2 ½ | 2.875 | 0.12 | . | . | 0.203 | 0.203 | . | 0.276 | 0.276 | . | . | . | 0.375 | 0.552 |
| 3 | 3.5 | 0.12 | - | - | 0.216 | 0.216 | - | 0.3 | 0.3 | - | - | - | 0.438 | 0.6 |
| 3 ½ | 4 | 0.12 | - | - | 0.226 | 0.226 | - | 0.318 | 0.318 | - | - | - | - | 0.636 |
| 4 | 4.5 | 0.12 | - | - | 0.237 | 0.237 | - | 0.337 | 0.337 | - | 0.438 | - | 0.531 | 0.674 |
| 5 | 5.563 | 0.134 | - | - | 0.258 | 0.258 | - | 0.375 | 0.375 | - | 0.5 | - | 0.625 | 0.75 |
| 6 | 6.625 | 0.134 | - | - | 0.28 | 0.28 | - | 0.432 | 0.432 | - | 0.562 | - | 0.719 | 0.864 |
| 8 | 8.625 | 0.148 | 0.25 | 0.277 | 0.322 | 0.322 | 0.406 | 0.5 | 0.5 | 0.594 | 0.719 | 0.812 | 0.906 | 0.875 |
| 10 | 10.75 | 0.165 | 0.25 | 0.307 | 0.365 | 0.365 | 0.5 | 0.5 | 0.594 | 0.719 | 0.844 | 1 | 1.125 | 1 |
| 12 | 12.75 | 0.18 | 0.25 | 0.33 | 0.375 | 0.406 | 0.562 | 0.5 | 0.688 | 0.844 | 1 | 1.125 | 1.312 | 1 |
| 14 | 14 | 0.25 | 0.312 | 0.375 | 0.375 | 0.438 | 0.594 | 0.5 | 0.75 | 0.938 | 1.094 | 1.25 | 1.406 | - |
| 16 | 16 | 0.25 | 0.312 | 0.375 | 0.375 | 0.5 | 0.656 | 0.5 | 0.844 | 1.031 | 1.219 | 1.438 | 1.594 | - |
| 18 | 18 | 0.25 | 0.312 | 0.438 | 0.375 | 0.562 | 0.75 | 0.5 | 0.938 | 1.156 | 1.375 | 1.562 | 1.781 | - |
| 20 | 20 | 0.25 | 0.375 | 0.5 | 0.375 | 0.594 | 0.812 | 0.5 | 1.031 | 1.281 | 1.5 | 1.75 | 1.969 | - |
| 22 | 22 | 0.25 | - | - | 0.375 | - | - | 0.5 | - | - | - | - | - | - |
| 24 | 24 | 0.25 | 0.375 | 0.562 | 0.375 | 0.688 | 0.969 | 0.5 | 1.219 | 1.531 | 1.812 | 2.062 | 2.344 | - |
| 26 | 26 | - | - | - | 0.375 | - | - | 0.5 | - | - | - | - | - | - |
| 30 | 30 | 0.312 | 0.5 | 0.625 | 0.375 | - | - | 0.5 | - | - | - | - | - | - |
ASTM A105 Lap Joint Flange Dimensions
in MM
| Size Inches | D In (MM) | X In (MM) | t In (MM) | B3 In (MM) | T3 In (MM) | R° |
|---|---|---|---|---|---|---|
| 1/2 | 89 | 30.2 | 11.2 | 22.9 | 15.7 | 3.0 |
| 3/4 | 99 | 38.1 | 12.7 | 28.2 | 15.7 | 3.0 |
| 1 | 108 | 49.3 | 14.2 | 35.1 | 17.5 | 3.0 |
| 1¼ | 117 | 58.7 | 15.7 | 43.7 | 20.6 | 4.8 |
| 1½ | 127 | 65.0 | 17.5 | 50.0 | 22.4 | 6.4 |
| 2 | 152 | 77.7 | 19.1 | 62.5 | 25.4 | 7.9 |
| 2½ | 178 | 90.4 | 22.4 | 75.4 | 28.4 | 7.9 |
| 3 | 191 | 108.0 | 23.9 | 91.4 | 30.2 | 9.7 |
| 3½ | 216 | 122.2 | 23.9 | 104.1 | 31.8 | 9.7 |
| 4 | 229 | 134.9 | 23.9 | 116.8 | 33.3 | 11.2 |
| 5 | 254 | 163.6 | 23.9 | 144.5 | 36.6 | 11.2 |
| 6 | 279 | 192.0 | 25.4 | 171.5 | 39.6 | 12.7 |
| 8 | 343 | 246.1 | 28.4 | 223.3 | 44.5 | 12.7 |
| 10 | 406 | 304.8 | 30.2 | 277.4 | 49.3 | 12.7 |
| 12 | 483 | 365.3 | 31.8 | 328.2 | 55.6 | 12.7 |
| 14 | 533 | 400.1 | 35.1 | 360.2 | 79.2 | 12.7 |
| 16 | 597 | 457.2 | 36.6 | 411.2 | 87.4 | 12.7 |
| 18 | 635 | 505.0 | 39.6 | 462.3 | 96.8 | 12.7 |
| 20 | 699 | 558.8 | 42.9 | 514.4 | 103.1 | 12.7 |
| 24 | 813 | 663.4 | 47.8 | 616.0 | 111.3 | 12.7 |
ASTM A105 Carbon Steel Pipe Flanges Application
Application For Use
- Petrochemicals Industry
- Chemical Equipment
- Gas Processing
- Oil & Gas Industry