Standard: CB 3061 - 1987
Available sizes: C10 to C8 (8 sizes)
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| C10 | 245(25) | 10*60 | 168 | 99 | 310 | 63 | 57 | 399.5 | 65 | 126 | 248 |
| C12.5 | 392(40) | 10*80 | 213 | 125 | 385 | 79 | 72 | 503.5 | 81 | 158 | 313 |
Standard corrosion protection for indoor and mild outdoor environments.
Salt spray: 96–200 hours | RoHS compliant (trivalent chromium)
High-performance coating for automotive, marine, and harsh environments.
Salt spray: 720–1500 hours | Recommended for grade 8.8+
Heavy-duty protection for structural and outdoor applications.
Salt spray: 500–1000 hours | Thread tolerance adjustment required
Note for high-strength fasteners (Grade 10.9, 12.9): Electroplating processes require hydrogen embrittlement relief baking (minimum 4 hours at 200°C within 4 hours of plating). Contact our engineering team for grade-specific plating recommendations.
Request detailed technical specifications, material certifications, and availability information for your application requirements. Our engineering team can provide product recommendations, custom specifications, and technical documentation.
| C16 | 617(63) | 10*100 | 267 | 157 | 473 | 100 | 91 | 635 | 103 | 200 | 394 |
| C20 | 980(100) | 10*120 | 340 | 200 | 591 | 126 | 114 | 803 | 129 | 252 | 500 |
| C25 | 1225(125) | 10*140 | 380 | 221 | 652 | 141 | 128 | 899.5 | 144 | 282 | 560 |
| C5 | 62(6.3) | 5*30 | 84 | 50 | 162 | 32 | 29 | 201 | 33 | 64 | 124 |
| C6 | 98(10) | 6*35 | 106 | 63 | 205 | 40 | 36 | 253 | 42 | 80 | 157 |
| C8 | 157(16) | 8*45 | 135 | 79 | 251 | 50 | 46 | 319 | 52 | 100 | 198 |
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