Chemical requirements (Nominal %)
Grade | N | C | H | Fe | O | Al | V | Pd | Mo | Ni | Ti |
Gr 1 | 0.03 | 0.08 | 0.015 | 0.2 | 0.18 | / | / | / | / | / | bal |
Gr 2 | 0.03 | 0.08 | 0.015 | 0.3 | 0.25 | / | / | / | / | / | bal |
Gr 3 | 0.05 | 0.08 | 0.015 | 0.3 | 0.35 | / | / | / | / | / | bal |
Gr 4 | 0.05 | 0.08 | 0.015 | 0.5 | 0.4 | / | / | / | / | / | bal |
Gr 5 | 0.05 | 0.08 | 0.015 | 0.4 | 0.2 | 5.5~6.75 | 3.5~4.5 | / | / | / | bal |
Gr 7 | 0.03 | 0.08 | 0.015 | 0.3 | 0.25 | / | / | 0.12~0.25 | / | / | bal |
Gr 9 | 0.03 | 0.08 | 0.015 | 0.25 | 0.15 | 2.5~3.5 | 2.0~3.0 | / | / | / | bal |
Gr12 | 0.03 | 0.08 | 0.015 | 0.3 | 0.25 | / | / | / | 0.2~0.4 | 0.6~0.9 | bal |
Grade | Tensil strength (min) | Yeild strength (min) | Elongation(%) | |||
ksi | MPa | ksi | MPa | |||
1 | UNSR50250 | 35 | 240 | 20 | 138 | 24 |
2 | UNSR50400 | 50 | 345 | 40 | 275 | 20 |
3 | UNSR50550 | 65 | 450 | 55 | 380 | 18 |
4 | UNSR50700 | 80 | 550 | 70 | 483 | 15 |
5 | UNSR56400 | 130 | 895 | 120 | 828 | 10 |
7 | UNSR52400 | 50 | 345 | 40 | 275 | 20 |
9 | UNSR56320 | 90 | 620 | 70 | 438 | 15 |
12 | UNSR53400 | 70 | 438 | 50 | 345 | 18 |
Quality Guarantee: Forged Head improves superior strength, Rolled Threads to produce greater fatigue resistance and reduce galling Quality inspection conducted by QC before delivery Sampling inspection for Chemical composition and Mechanical properties like Tensile strength etc Dimension measurements like Thread size, Height of head, Depth of socket etc Related Certs for Chemical composition and Mechanical properties will be offered along with goods delivery. The wide range of titanium fasteners ZHUO HANG XIN stocks includes Titanium bolts, hex nuts, screws, threaded studs and washers, as well as additional sizes upon request. Various titanium fasteners is available in Natural, Blue, Gold and Purple. All kinds of the Metric bolts and also UNC&UNF bolt, torx for bicycle racing field, caliper bolts for all racing motorcycles are within our working range.