SAE J429 Grade 5 Bolts
Reliable J429 gr 5 Threaded rod manufacturer in India
What is SAE J429 Grade 5?
SAE J429 Grade 5 bolts are manufactured from quenched and tempered carbon steel. These are widely used in automotive and structural applications. It has good strength and toughness. We can't use Grade 5 fasteners in high temperature application.
Table of Content
SAE J429 Grade 5 Fastener specification

J429 gr 5 Bolt Sizes
M2 to M24
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Grade 5 Nuts Size
M3 – M56 | 3/6″ to 2″
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SAE J429 gr 5 Screw Size
3/6″ to 2″
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SAE J429 gr 5 Machine Screws Size
M1.6 – M12
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Zinc plated grade 5 Washers Size
M3 – M56 | 3/6″ to 2″
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Gr 5 flange bolts Thermal Conductivity
50 W/m·K
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Grade 5 fasteners Length
3 mm to 200 mm
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J429 gr 5 Hex Nuts Melting Point
1425–1540°C
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SAE J429 grade 5 Material Specific Heat
0.46 J/g·K
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SAE J429 gr 5 Hex Nuts Standards
DIN 976, 931, 7991, 933, 125, 934 / ASME B18.2.1, B18.3
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Grade 5 heavy hex bolt Threads
METRIC / BSF / BSW / UNF / UNC
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Custom Sizes
Trusted Manufacturer of SAE J429 Grade 5 Bolts in custom sizes and finishes
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J429 gr 5 Studs Type
Fully or Fine threaded / Double-End / Tap-End
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SAE J429 grade 5 material Condition
Threading / Cold Drawn
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Origin
Korean / Indian / Russian / European
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Manufacturing Technique
Cold forging / CNC Machined / Hot forging
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Grade 5 zinc plated bolts Finish
Passivation / Phosphating / HDG
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SAE J429 grade 5 Screws Thread Pitch
Coarse Threads / Fine Threads
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J429 grade 5 hex head bolts Head Types
- Flat
- Button head
- Slotted hex washer
- Socket cap head
- Hex washer head
- Slotted Drive
- Phillips Drive
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SAE J429 gr 5 Bolt Drive Style
- Pan
- Cross
- Round
- Hex
- Truss
- Torx
- Oval
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Gr 5 screws Thread Class
- 5 ONF
- 3G
- Class 2A (Medium fit)
- 2G
- Class 1A (Loose fit)
- Class 3A (Tight fit)
- 4G
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Packaging
- Carton Box
- Wooden Pallet
- Blister Packs
- Wooden Cases
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Value Added Services
- Laser Etching
- Head Shank Drilling
- Color Coding
- Head Painting
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Certificate
- Raw Materials Certificate
- UT and PMI Test
- 100% Radiography Test
- EN 10204/3.1B
Purchase Grade 5 Carbon Steel Machine Bolt in different sizes and diameter
Types of SAE J429 gr 5 Fasteners
SAE J429 grade 5 heavy hex bolt
SAE J429 gr 5 square bolts
Grade 5 carriage bolt
gr 5 machine bolt
Zinc plated grade 5 threaded rod
Grade 5 studs
SAE J429 gr 5 heavy hex nut
Medium carbon steel grade 5 screws
Leading supplier of Sae Grade 5 Fasteners in Mumbai, Refer Grade 5 Carriage Bolt Chemical composition
J429 Grade 5 chemical composition
Carbon
0.15 – 0.40
Sulfur
0.025 max
Boron
0.003
Phosphorus
0.025 max
J429 gr 5 stud mechanical properties
Yield Strength
80,000 PSI
Tensile Strength
100,000 PSI
Hardness
C25
Elongation
35 % Min
Check Sae J429 Gr5 hex head bolt and J429 Gr 5 Cap Screws dimensions and torque chart
SAE J429 Grade 5 Hex Bolt Dimensions
| D1 | E | K | S |
|---|---|---|---|
| M6 | 10.89 | 4 | 10 |
| M8 | 14.2 | 5.3 | 13 |
| M10 | 18.72 | 6.4 | 17 |
| M12 | 20.88 | 7.5 | 19 |
| M16 | 26.17 | 10 | 24 |
| M20 | 32.95 | 12.5 | 30 |
| Identification - 3 Radial Lines | ![]() |
|---|
Refer SAE J429 grade 5 Lag Screws temperature and proof load, manufacturer of J429 gr 5 Structural Bolt in size range of M2 to M100
Grade 5 galvanized bolts Temperature range
| Temperature range | –50°C to ~200°C |
|---|
Proof load of Zinc plated grade 5 Stud Bolts
| Nominal Dia | Stress Area, in2 | Grade 5 (Proof Load, lb) |
|---|---|---|
| 1/4-20 | 0.0318 | 3,800 |
| 5/16-18 | 0.0524 | 6,300 |
| 3/8-16 | 0.0775 | 9,300 |
| 7/16-14 | 0.1063 | 12,800 |
| 1/2-13 | 0.1419 | 17,000 |
| 9/16-12 | 0.182 | 21,800 |
| 5/8-11 | 0.226 | 27,100 |
| 3/4-10 | 0.334 | 40,100 |
| 7/8-9 | 0.462 | 55,400 |
| 1-8 | 0.606 | 72,700 |
| 1-1/8-7 | 0.763 | 80,100 |
| 1-1/4-7 | 0.969 | 1,01,700 |
| 1-3/8-6 | 1.155 | 1,21,300 |
| 1-1/2-6 | 1,405 | 1,47,500 |
Application of Grade 5 lag bolts
| Feature | Grade 5 | Grade 8 |
|---|---|---|
| Tensile Strength | 120,000 psi | 150,000 psi |
| Bolt Head Marking | 3 radial lines | 6 radial lines |
| Shear Strength | 75,000 psi | 90,000 psi |
| Ductility | Better | Lower |
| Cost | Lower | Higher |
| Application | General purpose | High stress, critical application |
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