Titanium Grade 5 Round Bar
Jan 15, 2026
What is GR5 titanium?
Grade 5 titanium round bars are made of titanium alloy with added aluminum and vanadium. This material exhibits extremely high corrosion resistance and is the most widely used grade of titanium alloy. GNEE is a leading manufacturer and supplier of Grade 5 titanium round bars, offering a complete range of specifications covering various sizes, shapes, and types. Its composition contains 90% titanium, along with carbon, iron, oxygen, 6% aluminum, and 4% vanadium. This material composition enables the product to achieve a minimum tensile strength of 950 MPa and a minimum yield strength of 880 MPa. The specification for this grade is ASTM B348.
Inquire about GR5 pricing and samples
ASTM B348 Gr 5 Rod Material Specification
| Specifications Chart | ASTM B348/ ASTM SB348 |
| Dimensions | EN, DIN, JIS, ASTM, BS, ASME, AISI |
| Size in mm | 5 mm To 500 mm |
| Diameter in mm | 0.1 mm to 100 mm |
| Length in mm | 100 mm To 3000 mm Long & Above |
| Surface Finish | Black, Bright Polished, Rough Turned, NO.4 Finish, Matt Finish, BA Finish |
| Tolerance | H8, H9, H10, H11, H12, H13K9, K10, K11, K12 or as per clients' requirements |
| Form | Round, Square, Hex (A/F), Rectangle, Billet, Ingot, Forging Etc. |
Products Description
Grade 5 Titanium Flat Bar Size
| Round Bar | ||||||||
|---|---|---|---|---|---|---|---|---|
| Size | Kgs / Foot | Kgs / Mtr | Size | Kgs / Foot | Kgs / Mtr | Size | Kgs / Foot | Kgs / Mtr |
| 3 | 0.017 | 0.055 | 20 | 0.753 | 2.470 | 3" | 10.900 | 35.762 |
| 1/8" | 0.019 | 0.062 | 22 | 0.908 | 2.979 | 3-1/4" | 12.800 | 41.996 |
| 5/32" | 0.029 | 0.095 | 7/8" | 0.926 | 3.038 | 3-1/2" | 14.850 | 48.772 |
| 4 | 0.030 | 0.098 | 24 | 1.080 | 3.543 | 3-3/4" | 17.001 | 55.780 |
| 3/16" | 0.043 | 0.141 | 25 | 1.180 | 3.871 | 4" | 19.306 | 63.340 |
| 5 | 0.047 | 0.154 | 1" | 1.210 | 3.970 | 4-1/4" | 21.908 | 72.249 |
| 7/32" | 0.058 | 0.190 | 26 | 1.271 | 4.170 | 4-1/2" | 24.4487 | 80.340 |
| 6 | 0.068 | 0.223 | 27 | 1.368 | 4.490 | 4-3/4" | 27.366 | 90.249 |
| 1/4" | 0.076 | 0.249 | 1-1/8" | 1.534 | 5.033 | 5" | 30.461 | 99.940 |
| 7 | 0.091 | 0.298 | 30 | 1.691 | 5.548 | 5-1/2" | 36.690 | 121.000 |
| 5/16" | 0.118 | 0.387 | 1-1/4" | 1.924 | 6.349 | 6" | 43.860 | 143.900 |
| 8 | 0.120 | 0.398 | 32 | 1.894 | 6.314 | 6-1/2" | 51.093 | 167.630 |
| 9 | 0.152 | 0.498 | 1-3/8" | 2.303 | 7.550 | 7" | 59.432 | 196.000 |
| 3/8" | 0.170 | 0.557 | 35 | 2.390 | 7.553 | 7-1/2" | 68.226 | 225.000 |
| 10 | 0.189 | 0.620 | 36 | 2.438 | 7.999 | 8" | 77.586 | 254.55 |
| 11 | 0.228 | 0.748 | 38 | 2.792 | 8.903 | 10" | 121.048 | 397.140 |
| 7/16" | 0.232 | 0.761 | 1-1/2" | 2.715 | 8.951 | |||
| 12 | 0.271 | 0.889 | 40 | 3.009 | 9.872 | |||
| 1/2" | 0.303 | 0.994 | 1-5/8" | 3.200 | 10.449 | |||
| 13 | 0.318 | 1.043 | 1-3/4" | 3.712 | 12.179 | |||
| 14 | 0.368 | 1.207 | 45 | 3.807 | 12.555 | |||
| 9/16" | 0.383 | 1.256 | 1-7/8" | 4.260 | 13.977 | |||
| 15 | 0.424 | 1.391 | 48 | 4.330 | 14.205 | |||
| 5/8" | 0.473 | 1.551 | 50 | 4.698 | 15.414 | |||
| 16 | 0.481 | 1.578 | 2" | 4.848 | 15.906 | |||
| 17 | 0.543 | 1.791 | 2-1/8" | 5.475 | 17.963 | |||
| 11/16" | 0.573 | 1.880 | 2-1/4" | 6.135 | 20.128 | |||
| 18 | 0.610 | 2.001 | 60 | 6.768 | 22.205 | |||
| 3/4" | 0.682 | 2.237 | 2-3/8" | 6.838 | 22.435 | |||
| 2-1/2" | 7.576 | 24.856 | ||||||
| 2-5/8" | 8.354 | 27.409 | ||||||
| 2-3/4" | 9.169 | 30.083 | ||||||
Surface Finish of Grade 5 Titanium Hex Bar
| CD | Cold drawn | P | Polished |
| BD | Bright drawn | SRE | Slit rolled edge |
| CG | Centreless ground | HF | Hot finished |
| CF | Cold finished | HRAP | Hot rolled annealed and pickled |
| P&T | Peeled and turned | RT | Rough turned/peeled |
| ST | Smooth turned | PR | Peeled and reeled |
Titanium Grade 5 Square Bar Chemical Structure
| Grade | Ti | C | Fe | Al | V | O |
|---|---|---|---|---|---|---|
| Titanium Grade 5 | 90 min | – | 0.25 max | 6 min | 4 min | 0.02 max |
Titanium Grade 5 Bar Mechanical Properties Table
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
|---|---|---|---|---|
| 4.43 g/cm3 | 1632 °C (2970 °F) | Psi – 138000 , MPa – 950 | Psi – 128000 , MPa – 880 | 14 % |
Ti ASTM B348 Grade 5 Threaded Rod Equivalent Grades
| STANDARD | WERKSTOFF NR. | UNS |
|---|---|---|
| Titanium Grade 5 | 3.7165 | R56400 |
DIN 3.7165 Forged Bar Standard Weight Chart
| Size | Kgs / Foot | Kgs / Mtr | Size | Kgs / Foot | Kgs / Mtr | Size | Kgs / Foot | Kgs / Mtr |
|---|---|---|---|---|---|---|---|---|
| 3mm | 0.017 | 0.055 | 20mm | 0.753 | 2.470 | 3" | 10.900 | 35.762 |
| 1/8" | 0.019 | 0.062 | 22mm | 0.908 | 2.979 | 3-1/4" | 12.800 | 41.996 |
| 5/32" | 0.029 | 0.095 | 7/8" | 0.926 | 3.038 | 3-1/2" | 14.850 | 48.772 |
| 4mm | 0.030 | 0.098 | 24mm | 1.080 | 3.543 | 3-3/4" | 17.001 | 55.780 |
| 3/16" | 0.043 | 0.141 | 25mm | 1.180 | 3.871 | 4" | 19.306 | 63.340 |
| 5mm | 0.047 | 0.154 | 1" | 1.210 | 3.970 | 4-1/4" | 21.908 | 72.249 |
| 7/32" | 0.058 | 0.190 | 26mm | 1.271 | 4.170 | 4-1/2" | 24.4487 | 80.340 |
| 6mm | 0.068 | 0.223 | 27mm | 1.368 | 4.490 | 4-3/4" | 27.366 | 90.249 |
| 1/4" | 0.076 | 0.249 | 1-1/8" | 1.534 | 5.033 | 5" | 30.461 | 99.940 |
| 7mm | 0.091 | 0.298 | 30mm | 1.691 | 5.548 | 5-1/2" | 36.690 | 121.000 |
| 5/16" | 0.118 | 0.387 | 1-1/4" | 1.924 | 6.349 | 6" | 43.860 | 143.900 |
| 8mm | 0.120 | 0.398 | 32mm | 1.894 | 6.314 | 6-1/2" | 51.093 | 167.630 |
| 9mm | 0.152 | 0.498 | 1-3/8" | 2.303 | 7.550 | 7" | 59.432 | 196.000 |
| 3/8" | 0.170 | 0.557 | 35mm | 2.390 | 7.553 | 7-1/2" | 68.226 | 225.000 |
| 10mm | 0.189 | 0.620 | 36mm | 2.438 | 7.999 | 8" | 77.586 | 254.55 |
| 11mm | 0.228 | 0.748 | 38mm | 2.792 | 8.903 | 10" | 121.048 | 397.140 |
| 7/16" | 0.232 | 0.761 | 1-1/2" | 2.715 | 8.951 | |||
| 12mm | 0.271 | 0.889 | 40mm | 3.009 | 9.872 | |||
| 1/2" | 0.303 | 0.994 | 1-5/8" | 3.200 | 10.449 | |||
| 13mm | 0.318 | 1.043 | 1-3/4" | 3.712 | 12.179 | |||
| 14mm | 0.368 | 1.207 | 45mm | 3.807 | 12.555 | |||
| 9/16" | 0.383 | 1.256 | 1-7/8" | 4.260 | 13.977 | |||
| 15mm | 0.424 | 1.391 | 48mm | 4.330 | 14.205 | |||
| 5/8" | 0.473 | 1.551 | 50mm | 4.698 | 15.414 | |||
| 16mm | 0.481 | 1.578 | 2" | 4.848 | 15.906 | |||
| 17mm | 0.543 | 1.791 | 2-1/8" | 5.475 | 17.963 | |||
| 11/16" | 0.573 | 1.880 | 2-1/4" | 6.135 | 20.128 | |||
| 18mm | 0.610 | 2.001 | 60mm | 6.768 | 22.205 | |||
| 3/4" | 0.682 | 2.237 | 2-3/8" | 6.838 | 22.435 | |||
| 2-1/2" | 7.576 | 24.856 | ||||||
| 2-5/8" | 8.354 | 27.409 | ||||||
| 2-3/4" | 9.169 | 30.083 |
Tolerance Chart of ASTM B348 Ti. Alloy Gr. 5 Hollow Bar
| Tolerances for Hot Rolled Grade 5 ti Round Bar | ||
|---|---|---|
| Shape / Section | Size, diameter or width across flats | Permitted variation |
| milimeter | milimeter | |
| Round | ≥6 ≦ 18 > 18 ≦ 30 > 30 ≦ 50 > 50 ≦ 80 > 80 ≦ 100 |
+ 0 to - 0.070 + 0 to - 0.085 + 0 to - 0.100 + 0 to - 0.120 + 0 to - 0.140 |
| Flat (thickness) | < 18 > 18 ≦ 30 > 30 ≦ 50 > 50 ≦ 80 |
+ 0 to - 0.110 + 0 to - 0.130 + 0 to - 0.250 + 0 to - 0.350 |
| Flat (width) | < 18 > 18 ≦ 30 > 30 ≦ 50 > 50 ≦ 80 > 80 ≦ 100 > 100 ≦ 130 > 130 ≦ 160 > 160 ≦ 320 |
+ 0 to - 0.110 + 0 to - 0.130 + 0 to - 0.160 + 0 to - 0.190 + 0 to - 0.220 + 0 to - 0.350 + 0 to - 1.00 + 1.00 to - 1.00 |
| Square and hexagon |
≥ 6 ≦ 18 > 18 ≦ 30 > 30 ≦ 50 > 50 ≦ 80 > 80 ≦ 105 |
+ 0 to - 0.090 + 0 to - 0.110 + 0 to - 0.130 + 0 to - 0.160 + 0 to - 0.250 |
Our product range
| Product Category | Product Form | Common Grades / Alloys | Applicable Standards (Examples) |
|---|---|---|---|
| Titanium Tubes | Seamless & Welded Tubes | • CP (Commercially Pure): Gr1, Gr2, Gr3 • Alloys: Ti-6Al-4V (Gr5), Ti-3Al-2.5V (Gr9) |
ASTM B337, B338 ASME SB338 DIN 17860, 17861 GB/T 3624, 3625 |
| Titanium Bars | Round, Hexagon, Square Bars | • CP: Gr1, Gr2, Gr4 • Alloys: Ti-6Al-4V (Gr5), Ti-6Al-4V ELI |
ASTM B348 ASME SB348 AMS 4928 GB/T 2965 |
| Titanium Plates/Sheets | Plates, Sheets, Strips | • CP: Gr1, Gr2, Gr3, Gr4 • Alloys: Ti-6Al-4V (Gr5), Ti-6Al-4V ELI, Ti-15V-3Cr-3Sn-3Al (Gr21) |
ASTM B265 ASME SB265 AMS 4911 GB/T 3621 |
| Titanium Wires | Coils, Straight Lengths | • CP: Gr1, Gr2, Gr4 • Alloys: Ti-6Al-4V (Gr5) • Specialty: Ti-Ni Shape Memory Alloy (on request) |
ASTM F67, B863 AMS 4954 GB/T 3623 |
| Titanium Foils | Thin Foils, Ultra-thin Strips | • CP: Gr1, Gr2 (most common) | ASTM B265 (for thinner gauges) Custom specifications |
Our factory
why choose our products
Our factory is a specialized and integrated manufacturer dedicated to titanium and titanium alloy products. Equipped with advanced precision forging, rolling, drawing, and heat treatment lines, we produce a complete range of forms including tubes, bars, plates/sheets, wires, and foils. We strictly adhere to international standards such as ASTM, ASME, and GB, utilizing grades from CP (Gr1, Gr2) to high-performance alloys like Ti-6Al-4V (Gr5). Our core strength lies in our stringent process control from raw material to finished product, supported by a fully-equipped in-house laboratory for metallurgical and mechanical testing. This integrated system ensures exceptional quality, consistency, and reliability for our customers in aerospace, medical, chemical processing, and other high-tech industries.
