AISI 4140 Flanges Quick Information
- Sizes: 1/2″ to 48″
- Pressure Class: PN 2.5 – PN 400
- Size: DN15 – DN1500
- Temperature : 850°C (Minimum)
- MTC: EN 10204 3.1 and 3.2
AISI 4140 Flanges
Chromoly 4140 Slip On Flange
WNR 1.7225 Blind Flanges
Table of Content
- AISI 4140 Flanges Specification
- WNR 1.7225 Weld Neck Flange Pressure Temperature Ratings
- AISI 4140 Flanges Price List
- UNS G41400 Socket Weld Flange Temperature Range
- Alloy Steel 4140 Socket Weld Flange Applications
- ASTM A915 SC 4140 Plate Flange Weight
- Types of AISI 4140 Flanges
- Grade 4140 Spectacle Blind Flanges Thermal Properties
- AISI 4140 Flanges Dimensions
- Alloy Steel 4140 Blind Flanges Physical Properties
- Chromoly 4140 Slip On Flange Face Types
- 42CrMo4 Orifice Flanges Hardness
- 4140 Low Alloy Steel Threaded Flange Heat Treatment
- UNS G41400 Spectacle Blind Flanges Mechanical Properties
- AISI 4140 Flanges Equivalent Grades
- Chemical Composition of Chromoly 4140 Blind Flange
WNR 1.7225 Weld Neck Flange Manufacturer in India With Size DN15 to DN1500
Find AISI 4140 Flanges Supplier in India who offers Sizes from DN15 to DN1500
AISI 4140 Alloy Steel Flange Types
- Socket Weld
- Blind
- Weld Neck
- Slip On
AISI 4140 Flanges Sizes
- NPS: 1/2″ to 48″
- SCH: Sch 5 to XXS
- DN15 – DN1500
- PN 2.5 – PN 400
ASTM A915 SC 4140 Flange Standards
- ASTM A915
- UNS : G41400
- WNR 1.7225
WNR 1.7225 Forged Flange Material
- Gasket
- Ring Joint
- Flange Bolts
Meet the Requirements of SAE 4140 Alloy Steel Slip On Flanges
- NACE TM 0177
- ISO 15156
- NACE MR0175
- NACE TM-0284
AISI SAE 4140 Weld Flanges Certificates
- Mill certificate
- Free replacement
- EN 10204 3.1 Certificate
- Third Party Inspection
4140 Chromoly Pipe Flanges Coating
- Anti-rust painting
- Oil Varnished
- Black phosphating treatment
- Hot dip galvanized
UNS G41400 Socket Weld Flange Origin
- Indian
- Japan
- European
- Korean
SCM440 Lap Joint Flanges Face
- FF
- T&G
- RTJ
- RF
42CrMo4 Ring Type Joint Flange Process
- Rolling
- Cutting
- Forging
- Casting
ASTM A915 SC 4140 Blind Flanges Testing
- Tensile
- PMI
- Hardness test
- Pressure
4140 Steel Plate Flange Threads
- BSPP
- FNPT, MNPT
- BSPT
- NPT
Offer High Tensile Strength Chromoly 4140 Blind and Slip On Flange With Pressure PN 2.5 to PN 400
Check AISI 4140 Flanges Manufacturer in India who provides Presssure upto PN 400
| Temp.°F | 400# PSIG | 300# PSIG | 150# PSIG | 75# PSIG |
|---|---|---|---|---|
| -20~100 | 1000 | 750 | 290 | 145 |
| 200 | 1000 | 750 | 260 | 130 |
| 400 | 925 | 695 | 200 | 100 |
| 300 | 965 | 720 | 230 | 115 |
| 600 | 805 | 605 | 140 | 70 |
| 500 | 885 | 665 | 170 | 85 |
| 700 | 755 | 570 | 110 | – |
| 750 | 710 | 530 | 95 | – |
| 650 | 785 | 590 | 125 | 60 |
| 850 | 650 | 485 | 65 | – |
| 800 | 675 | 510 | 80 | – |
| 950 | 425 | 320 | 35 | – |
| 900 | 600 | 450 | 50 | – |
| 1050 | 190 | 145 | – | – |
| 1000 | 290 | 215 | 20 | – |
| 1150 | 85 | 65 | – | – |
| 1100 | 130 | 95 | – | – |
| 1200 | 55 | 40 | – | – |
Supplier Of UNS G41400 Socket Weld Flange in Mumbai With Sch 10 to Sch 180 At Factory Price
Buy Best Quality Flanges from AISI 4140 Flanges Stockist in India at Best Price
To Get Updated AISI 4140 Flanges Price List Click Here
Ge NPT and BSPT Thread Alloy Steel 4140 Threaded Flange With Forging Temperature 850°C
| Operating Temperature Range | -20°F to -40°F |
|---|---|
| Tempering Temperature | 400°F to 1,000°F |
| Maximum Service Temperature | 1,200°F |
Find Grade 4140 Forged Flanges in Various Types and Faces For Petrochemicals Industry
View AISI 4140 Flanges Supplier in India delivering to various Industries in Italy, Nigeria, Houston, South Africa ,Europe, Texas , Mexico, Usa, Singapore
Explore AISI 4140 Flanges Manufacturer in India offering Exact Weights for Flanges
| Nominal Pipe Size | Weight in Kg | Dimension | ||||
|---|---|---|---|---|---|---|
| Normal Pipe Size (Inche) |
Diameter Nominal | Socket Weld | Weld Neck | Blind | Flange Outer Diameter in MM |
Flange Thickness in MM |
| 1 | 25 | 0.8 | 1 | 0.9 | 108 | 14.2 |
| 8 | 200 | 12.1 | 17.6 | 19.6 | 342.9 | 28.4 |
| 1 1/4 | 32 | 1 | 1.3 | 1.2 | 117.3 | 15.7 |
| 3/4 | 20 | 0.6 | 0.7 | 0.6 | 98.6 | 12.7 |
| 2 | 50 | 2.1 | 2.6 | 2.4 | 152.4 | 19.1 |
| 1 1/2 | 40 | 1.3 | 1.7 | 1.5 | 127 | 17.5 |
| 1/2 | 15 | 0.4 | 0.5 | 0.4 | 88.9 | 11.2 |
| 2 1/2 | 65 | 3.3 | 4.1 | 3.9 | 177.8 | 22.4 |
| 24 | 600 | 86.9 | 115 | 185.0 | 812.8 | 47.8 |
| 3 | 80 | 3.9 | 4.9 | 4.9 | 190.5 | 23.9 |
| 4 | 100 | 5.3 | 6.8 | 7.0 | 228.6 | 23.9 |
| 3 1/2 | 90 | 4.8 | 6.1 | 6.2 | 215.9 | 23.9 |
| 10 | 250 | 16.5 | 24 | 28.6 | 406.4 | 30.2 |
| 5 | 125 | 6.1 | 8.6 | 8.6 | 254 | 23.9 |
| 12 | 300 | 26.2 | 36.5 | 43.2 | 482.6 | 31.8 |
| 6 | 150 | 7.5 | 10.6 | 11.3 | 279.4 | 25.4 |
| 18 | 450 | 48.9 | 68.3 | 93.7 | 635 | 39.6 |
| 14 | 350 | 34.6 | 48.4 | 58.1 | 533.4 | 35.1 |
| 16 | 400 | 44.8 | 60.6 | 76.1 | 596.9 | 36.6 |
| 20 | 500 | 61.9 | 84.5 | 122.0 | 698.5 | 42.9 |
Purchase Wide Stock of Flanges from AISI 4140 Flanges Supplier in India
AISI 4140 Alloy Steel Weld Neck Flange
Grade 4140 Socket Weld Flange
ASTM A915 SC 4140 Threaded Flange
4140 Steel Plate Flange
UNS G41400 Lap Joint Flanges
42CrMo4 Orifice Flanges
SCM440 Ring Type Joint Flange
SAE 4140 Spectacle Blind Flanges
AISI 4140 Square Flange
| Properties | Metric | Imperial |
|---|---|---|
| Thermal conductivity (@ 100°C) | 42.6 W/mK | 296 BTU in/hr.ft².°F |
| Thermal expansion coefficient (@ 0-100°C/32-212°F) | 12.2 µm/m°C | 6.78 µin/in°F |
Find AISI 4140 Flanges Manufacturer in India offering wide range of Dimensions and Sizes
| Normal pipe size |
Minimum thickness of flange |
Outside dia. of flange |
Bolt Circle |
No. and Size of Holes |
Overall Length | O.D. of raised face |
|||
|---|---|---|---|---|---|---|---|---|---|
| Welding neck |
Slip-on & socket welding |
Lap Joint |
|||||||
| Q | O | Diam. | No. | dia. | Y | R | |||
| 1 | 28.6 | 149 | 101.5 | 4 | 25 | 73.0 | 41.3 | 41.3 | 51 |
| 1/2 | 22.3 | 12.1 | 82.5 | 4 | 22 | 60.3 | 31.8 | 31.8 | 35 |
| 1-1/4 | 28.6 | 159 | 111.0 | 4 | 25 | 73.0 | 41.3 | 41.3 | 64 |
| 3/4 | 25.4 | 130 | 89.0 | 4 | 22 | 69.8 | 34.9 | 34.9 | 43 |
| 2 | 38.1 | 216 | 165.0 | 8 | 25 | 101.6 | 57.2 | 57.2 | 92 |
| 1-1/2 | 31.8 | 178 | 124.0 | 4 | 29 | 82.6 | 44.4 | 44.4 | 73 |
| 2-1/2 | 41.3 | 244 | 190.5 | 8 | 29 | 104.8 | 63.5 | 63.5 | 105 |
| 3-1/2 | |||||||||
| 3 | 47.7 | 267 | 203.0 | 8 | 32 | 117.5 | 73.0 | 73.0 | 127 |
| 6 | 82.6 | 394 | 317.5 | 12 | 38 | 171.4 | 119.1 | 119.1 | 216 |
| 4 | 54.0 | 311 | 241.5 | 8 | 35 | 123.8 | 90.5 | 90.5 | 157 |
| 8 | 92.1 | 483 | 393.5 | 12 | 45 | 212.7 | 142.9 | 142.9 | 270 |
| 5 | 73.1 | 375 | 292.0 | 8 | 41 | 155.5 | 104.8 | 104.8 | 186 |
| 10 | 108.0 | 584 | 482.5 | 12 | 51 | 254.0 | 158.8 | 177.8 | 324 |
| 14 | 133.4 | 749 | 635.0 | 16 | 60 | 298.4 | 241.3 | 413 | |
| 12 | 123.9 | 673 | 571.5 | 16 | 54 | 282.9 | 181.0 | 219.1 | 381 |
| 16 | 146.1 | 826 | 705.0 | 16 | 51 | 311.2 | 260.4 | 470 | |
| Properties | Imperial | Metric |
|---|---|---|
| Elastic modulus | 27557-30458 ksi | 190-210 GPa |
| Bulk modulus (typical for steel) | 20300 ksi | 140 GPa |
| Machinability | 65 | 65 |
| Poisson’s ratio | 0.27-0.30 | 0.27-0.30 |
| Shear modulus | 11600 ksi | 80 GPa |
Check AISI 4140 Flanges Stockist in India who provides RTJ, FF and RF Flange
| Full name | Marking on SAE 4140 flanges | Short name |
|---|---|---|
| ASTM A915 Gr 4140 ring joint flanges | RTJ | RTJ |
| 4140 chromoly flat face flanges | FF Blind | FF |
| AISI SAE 4140 lap joint flanges | LJF | LJ |
| 4140 AISI raised face flanges | SORF | RF |
| UNS G41400 large and small tongue and groove flanges | T&G | T&G |
| 42CrMo4 steel male and female flanges | M&F | M&F |
| Condition | Brinell Hardness |
|---|---|
| Normalized Condition | 235 To 255 BHN |
| Annealed Condition | 197 To 255 BHN |
| Quenched and Tempered | 285 To 320 BHN |
| Heat Treatment | Temperature Range |
|---|---|
| Quenching and Tempering | 843°C to 899°C |
| Annealing | 815°C to 870°C |
| Stress Relieving | 538°C to 593°C |
| Normalizing | 870°C to 900°C |
View AISI 4140 Flanges Stockist in India who provides Excellent Strength and Hardness
| Grade | Elongationminimum | Yield Strength 0.2% | Brinell Hardness | Melting Point | Tensile Strength minimum |
|---|---|---|---|---|---|
| AISI4140 flange | 25.70 | 415 | 197 | 205 to 649°C (400 to 1200°F) | 655 |
| STANDARD | WERKSTOFF NR. | UNS |
|---|---|---|
| AISI 4140 | 1.7225 | G41400 |
Cr
Chromium
1.10
P
Phosphorus
0.035
Si
Silicon
0.35
Cu
Copper
1.10
Monthly Deliveries Of AISI 4140 Flanges in Following Countries
| Export to | Shipping Time in Days | Continent | Port |
|---|---|---|---|
 Kuwait |
10 | Asia | Shuwaikh Port |
 Nigeria |
30 | Africa | Port Harcourt |
Weekly Deliveries Of WNR 1.7225 Weld Neck Flange In Fllowing Countries
| Export to | Shipping Time in Days | Continent | Port |
|---|---|---|---|
 Thailand |
7 | Asia | Bangkok Port |
 Qatar |
7 | Asia | Doha Port |
