Titanium GR.5 Fasteners
Titanium Grade 5 Fasteners (Ti-6Al-4V) are known for their strength, light weight, and corrosion resistance. They are made with 6% aluminum, 4% vanadium, and balanced titanium with maximum levels of carbon (0.10%), nitrogen (0.05%), oxygen (0.25%), hydrogen (0.015%) and iron (0.40%). These properties give them an excellent strength-to-weight ratio and outstanding resistance to fatigue and corrosion. With a tensile strength of 950 MPa (138000 Psi), yield strength of 880 MPa (128000 Psi), elongation of 14%, and a density of 4.43 g/cm³, they perform well under extreme conditions. Metracore Alloys manufactures and supplies grade 5 titanium bolts, nuts, screws, and washers that meet global quality standards.
Titanium Grade 5 Fasteners, Grade 5 Titanium Fasteners, Grade 5 Titanium Bolts, Titanium Grade 5 Nuts, Titanium Grade 5 Fasteners Manufacturers
Grade 5 titanium fasteners are made in compliance with ASTM B348 and ASME SB348 standards and come in lengths ranging from 3 mm to 65 mm and sizes M3 to M56. They are nearly 45% lighter than steel and offer greater strength than aluminum or stainless steel. Stability at high temperatures is ensured by their melting point of 1632 °C. These fasteners are suitable for harsh environments because they are resistant to oxidizing agents, salt water and even strong chemicals. They offer remarkable flexibility without pre or post-heat treatment and are biocompatible which makes them safe for medical applications.
Titanium grade 5 fasteners are useful in a variety of industries due to their excellent performance. They are extensively utilized in defense systems, satellites, spacecraft, airplanes, and marine equipment. They are trusted in the heavy industries of nuclear energy, petroleum, and oil and gas. Because they are non-toxic, they are also utilized in the medical field for implants and surgical instruments. To achieve the necessary mechanical properties, manufacturing processes include cold or hot forging, threading, heat treatment, and precision CNC machining. Reliability is then checked through quality inspections.
Titanium Grade 5 Fasteners Suppliers, Titanium Grade 5 Screws, Titanium Grade 5 Washers
Each of our batches of titanium grade 5 fasteners is supplied with EN 10204 / 3.1 Manufacturer Test Certificates. We provide packaging options like wooden boxes, cartons, and bubble wrap to prevent damage and ensure safe delivery. Their combination of strength, durability, and low weight makes Titanium Gr.5 Fasteners one of the most dependable fastening solutions across demanding industries.

- Titanium GR.5 Fasteners Specification
- Types of Titanium GR.5 Fasteners
- Technical Details of Titanium GR.5 Fasteners
- Equivalent Grades of Titanium GR.5 Fasteners
- Chemical Composition of Titanium GR.5 Fasteners
- Mechanical Properties of Titanium GR.5 Fasteners
- Dimensions of Titanium Grade 5 Hex Nuts
- Titanium Alloy Gr 5 Bolts Dimensions
- Titanium Gr 5 Flat Washer Dimensions
- ASTM B348 Titanium Grade 5 Nut Weight Chart
- Manufacturing Process of Titanium GR.5 Fasteners
- Titanium GR.5 Fasteners Application
Titanium GR.5 Fasteners Specification

Standard
ASTM B348 / ASME SB348

Dimensions
DIN 931, 933, 934, 7991, 976, 125, ASME B18.2.1, B18.3

Sizes in Stock
M3 - M100 | 3/6″ - 4″ | Custom Sizes

Standard
DIN, ISO ,JIS ,GB, IS, BS, ASTM and all International Standards

Threads available
UNF, BSW, BSF, METRIC, UNC, or as required

Threads Configuration
ASME B1.1 2A/3A – 2B/3B Inch Unified Threads and B1.13M 6h-6G Metric Coarse Threads

Forms
Hex, Threading, Square, Round as per Gauge Etc.

Head
Hex, Square, Round, Hex flange, Flat, T-head & Triangular etc.
Types of Titanium GR.5 Fasteners

Titanium GR.5 Bolt

Titanium GR.5 Nuts

Titanium GR.5 Screws

Titanium GR.5 Washers

Titanium GR.5 Stud Bolt

Titanium GR.5 Threaded Rod

Titanium GR.5 Anchor Bolt

Titanium GR.5
Hex Bolt

Titanium GR.5
Hex Nut
Reach out to Metracore Alloys for reliable Titanium GR.5 Fasteners solutions
Technical Details of Titanium GR.5 Fasteners
Equivalent Grades of Titanium GR.5 Fasteners
ANDARD |
UNS |
WERKSTOFF NR. |
Titanium Gr 5 |
R56400 |
3.7165 |
Chemical Composition of Titanium GR.5 Fasteners
Titanium Gr 5 |
C |
Ti |
N |
Fe |
H |
O |
V |
Al |
0.10 max |
90 min |
0.05 max |
0.40 max |
0.015 max |
0.20 max |
3.5-4.5 |
5.5-6.75 max |
Mechanical Properties of Titanium GR.5 Fasteners
Density | Melting Point | Yield Strength (0.2%Offset) | Tensile Strength | Elongation |
4.43 g/cm3 | 1632 °C (2970 °F) | Psi – 128000 , MPa – 880 | Psi – 138000 , MPa – 950 | 14 % |
Dimensions of Titanium Grade 5 Hex Nuts
|
Nominal Size or Basic Major Thread Diameter
|
F
|
G
|
H
|
||||||
|
Width Across Flats
|
Width Across Corners
|
Thickness
|
|||||||
|
Basic
|
Max
|
Min
|
Max
|
Min
|
Basic
|
Max
|
Min
|
||
|
1/4
|
.2500
|
1/2
|
.500
|
.488
|
.577
|
.556
|
15/64
|
.250
|
.218
|
|
5/16
|
.3125
|
9/16
|
.562
|
.546
|
.650
|
.622
|
19/64
|
.314
|
.280
|
|
3/8
|
.3750
|
11/16
|
.688
|
.669
|
.794
|
.763
|
23/64
|
.377
|
.341
|
|
7/16
|
.4375
|
3/4
|
.750
|
.728
|
.866
|
.830
|
27/64
|
.441
|
.403
|
|
1/2
|
.5000
|
7/8
|
.875
|
.850
|
1.010
|
.969
|
31/64
|
.504
|
.464
|
|
9/16
|
.5625
|
15/16
|
.938
|
.909
|
1.083
|
1.037
|
35/64
|
.568
|
.526
|
|
5/8
|
.6250
|
1-1/16
|
1.062
|
1.031
|
1.227
|
1.175
|
39/64
|
.631
|
.587
|
|
3/4
|
.7500
|
1-1/4
|
1.250
|
1.212
|
1.443
|
1.382
|
47/64
|
.758
|
.710
|
|
7/8
|
.8750
|
1-7/16
|
1.438
|
1.394
|
1.660
|
1.589
|
55/64
|
.885
|
.833
|
|
1
|
1.0000
|
1-5/8
|
1.325
|
1.575
|
1.876
|
1.796
|
63/64
|
1.012
|
.956
|
|
1-1/8
|
1.1250
|
1-13/16
|
1.812
|
1.756
|
2.093
|
2.002
|
1-7/64
|
1.139
|
1.079
|
|
1-1/4
|
1.2500
|
2
|
2.000
|
1.938
|
2.309
|
2.209
|
1-7/32
|
1.251
|
1.187
|
|
1-3/8
|
1.3750
|
2-3/16
|
2.188
|
2.119
|
2.526
|
2.416
|
1-11/32
|
1.378
|
1.460
|
|
1-1/2
|
1.5000
|
2-3/8
|
2.375
|
2.300
|
2.742
|
2.622
|
1-15/32
|
1.505
|
1.433
|
|
1-5/8
|
1.6250
|
2-9/16
|
2.562
|
2.481
|
2.959
|
2.828
|
1-19/32
|
1.632
|
1.556
|
|
1-3/4
|
1.7500
|
2-3/4
|
2.750
|
2.662
|
3.175
|
3.035
|
1-23/32
|
1.759
|
1.679
|
|
2
|
2.0000
|
3-1/8
|
3.125
|
3.025
|
3.608
|
3.449
|
1-31/32
|
2.013
|
1.925
|
|
2-1/4
|
2.2500
|
3-1/2
|
3.500
|
3.388
|
4.041
|
3.862
|
2-13/64
|
2.251
|
2.155
|
|
2-1/2
|
2.5000
|
3-7/8
|
3.875
|
3.750
|
4.474
|
4.275
|
2-29/64
|
2.505
|
2.401
|
|
2-3/4
|
2.7500
|
4-1/4
|
4.250
|
4.112
|
4.907
|
4.688
|
2-45/64
|
2.759
|
2.647
|
|
3
|
3.0000
|
4-5/8
|
4.625
|
4.475
|
5.340
|
5.102
|
2-61/64
|
3.013
|
2.893
|
|
3-1/4
|
3.2500
|
5
|
5.000
|
4.838
|
5.774
|
5.515
|
3-3/16
|
3.252
|
3.124
|
|
3-1/2
|
3.5000
|
5-3/8
|
5.375
|
5.200
|
6.207
|
5.928
|
3-7/16
|
3.506
|
3.370
|
|
3-3/4
|
3.7500
|
5-3/4
|
5.750
|
5.562
|
6.640
|
6.341
|
3-11/16
|
3.670
|
3.616
|
|
4
|
4.0000
|
6-1/8
|
6.125
|
5.925
|
7.073
|
6.755
|
3-15/16
|
4.014
|
3.862
|
Titanium Alloy Gr 5 Bolts Dimensions
| NOMINAL SIZE (D) | BODY DIAMETER | HEAD THICKNESS | ACROSS THE FLATS | ACROSS BOLTS CORNERS | ||||
|---|---|---|---|---|---|---|---|---|
| D (MAX) | D (MIN) | H (MAX) | H (MIN) | F (MAX) | F (MIN) | C (MAX) | C (MIN) | |
| m10 | 10.00 | 9.78 | 6.63 | 6.17 | 17.00 | 15.73 | 18.48 | 17.77 |
| m12 | 12.00 | 11.73 | 7.76 | 4.24 | 19.00 | 17.73 | 20.78 | 20.03 |
| m14 | 14.00 | 13.73 | 9.09 | 8.51 | 22.00 | 20.67 | 24.25 | 23.35 |
| m16 | 16.00 | 15.73 | 10.32 | 9.68 | 24.00 | 23.67 | 27.71 | 26.75 |
| m20 | 20.00 | 19.67 | 12.88 | 12.12 | 30.00 | 29.16 | 34.64 | 32.95 |
| m24 | 24.00 | 23.67 | 15.44 | 14.56 | 36.00 | 35.00 | 41.57 | 39.55 |
| m30 | 30.00 | 29.67 | 19.48 | 17.92 | 46.00 | 45.00 | 53.12 | 50.85 |
| m36 | 36.00 | 35.61 | 23.38 | 21.63 | 55.00 | 53.80 | 63.51 | 60.79 |
| m42 | 42.00 | 41.38 | 26.97 | 25.03 | 65.00 | 62.90 | 75.06 | 71.71 |
| m48 | 48.00 | 47.38 | 31.07 | 28.93 | 75.00 | 72.60 | 86.60 | 82.76 |
| m56 | 56.00 | 55.26 | 36.2 | 33.80 | 85.00 | 82.20 | 98.15 | 93.71 |
| m64 | 64.00 | 63.26 | 41.32 | 38.68 | 95.00 | 91.80 | 109.70 | 104.65 |
| m72 | 72.00 | 71.26 | 46.45 | 43.55 | 105.00 | 101.40 | 121.24 | 115.60 |
| m80 | 80.00 | 79.26 | 51.58 | 48.42 | 115.00 | 111.00 | 132.72 | 126.54 |
| m90 | 90.00 | 89.13 | 57.74 | 54.26 | 130.00 | 125.50 | 150.11 | 143.07 |
| m100 | 90.00 | 99.13 | 63.9 | 60.10 | 145.00 | 140.00 | 167.43 | 159.60 |
Titanium Gr 5 Flat Washer Dimensions
Size |
USS |
SAE |
||||
|---|---|---|---|---|---|---|
Inside Diameter (A) |
Outside Diameter (B) |
Thickness (C) |
Inside Diameter (A) |
Outside Diameter (B) |
Thickness (C) |
|
#2 |
– |
– |
– |
3/32″ |
1/4″ |
0.020″ |
#4 |
– |
– |
– |
1/8″ |
5/16″ |
0.032″ |
#6 |
– |
– |
– |
5/32″ |
3/8″ |
0.049″ |
#8 |
– |
– |
– |
3/16″ |
7/16″ |
0.049″ |
ASTM B348 Titanium Grade 5 Nut Weight Chart
| Size | Finished Hex | Heavy Hex | Finished Jam | Heavy Hex Jam | Square | Heavy Square |
| 1/2″ Nut | 3.75 | 6.54 | 2.62 | 4.00 | 5.78 | 7.87 |
| 5/8″ Nut | 7.33 | 11.9 | 4.93 | 6.96 | 10.8 | 14.3 |
| 3/4″ Nut | 11.9 | 19.3 | 7.70 | 11.0 | 15.4 | 23.5 |
| 7/8″ Nut | 19.0 | 29.7 | 12.0 | 16.7 | 24.5 | 36.2 |
| 1″ Nut | 28.3 | 42.5 | 17.6 | 23.5 | 36.3 | 51.5 |
| 11/8″ Nut | 40.3 | 59.2 | 24.7 | 32.4 | 52.5 | 72.4 |
| 11/4″ Nut | 54.3 | 78.6 | 36.1 | 45.8 | 70.6 | 95.5 |
| 13/8″ Nut | 73.0 | 102 | 47.9 | 59.3 | 94.5 | 125.0 |
| 11/2″ Nut | 94.3 | 131 | 60.9 | 74.8 | 122 | 161 |
| 15/8″ Nut | 162 | 91.6 | ||||
| 13/4″ Nut | 151 | 204 | 100 | 114 | ||
| 17/8″ Nut | 241 | 134 | ||||
| 2″ Nut | 224 | 299 | 140 | 165 | ||
| 21/4″ Nut | 419 | 227 | ||||
| 21/2″ Nut | 564 | 332 | ||||
| 23/4″ Nut | 738 | 429 | ||||
| 3″ Nut | 950 | 545 | ||||
| 31/4″ Nut | 1194 | 651 | ||||
| 31/2″ Nut | 1526 | 851 | ||||
| 33/4″ Nut | 1812 | 1005 | ||||
| 4″ Nut | 2180 | 1200 |
Manufacturing Process of Titanium GR.5 Fasteners

Titanium GR.5 Fasteners Application









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