This M18 x 72mm hex head cap screw, forged from superior 316 stainless steel, offers exceptional corrosion resistance and tensile strength for critical fastening applications.
| Standard | ASTM A106 |
| Material | 316 Stainless Steel |
| Finish | Passivated |
| Grade | N/A |
| Size | M18 |
| Length | 72mm |
| Head Width | 16mm |
Trusted by engineers across multiple sectors, this M18 x 72mm hex head cap screw is meticulously manufactured from high-grade 316 stainless steel, renowned for its enhanced resistance to pitting and crevice corrosion in saline and acidic environments. The M18 nominal diameter, coupled with a 72mm length and a 16mm head width, provides robust fastening capabilities. This material composition ensures excellent performance in marine, chemical processing, and food & beverage industries where aggressive media are prevalent, guaranteeing long-term structural integrity and operational reliability.
This component strictly adheres to the tolerances, material specifications, and quality benchmarks set by the world's leading industrial manufacturers.
1. Ensure mating surfaces are clean and free of debris. 2. Hand-thread the screw to confirm proper alignment and prevent cross-threading. 3. Tighten to the specified torque using an appropriate wrench, ensuring consistent tension across all fasteners in the assembly.
| Standard System | Designation |
|---|---|
| ISO Equivalent | ISO 898-1 / ISO 4014 |
| DIN Equivalent | DIN 931 / DIN 933 |
| Primary Standard | ASTM A106 |
| Tensile Strength | 75,000 psi (515 MPa) |
| Yield Strength | 30,000 psi (205 MPa) |
| Elongation in 2 in. | 40% min |
| Hardness | Rockwell B95 max |
| Carbon (C) | 0.08% max |
| Chromium (Cr) | 16.0 - 18.0% |
| Nickel (Ni) | 10.0 - 14.0% |
| Molybdenum (Mo) | 2.0 - 3.0% |
| Bolt Size | Dry Torque (ft-lbs) | Lubricated Torque (ft-lbs) |
|---|---|---|
| M18 | Check Calculator | Reduce by 25% |
| Size / Type | Est. Weight (lbs/100) | Shipping Weight (kg) |
|---|---|---|
| M18 | Varies by dimension | Contact Sales |
| Environment | Rating |
|---|---|
| Indoor / Dry | Excellent |
| Outdoor / Exposed | Excellent |
| Marine / Saltwater | Excellent |
| Chemical / Acidic | Good |
| ❌ Mistake | ✅ Correct Approach |
|---|---|
| Using excessive force, leading to thread stripping or fastener breakage. | Always adhere to the recommended torque specifications for the specific application and material. |
| Improper alignment causing cross-threading, damaging both the screw and the mating component. | Initiate threading by hand to verify correct engagement before applying any torque. |
A: This Hex Head Cap Screw, 316 Stainless Steel is manufactured from 316 Stainless Steel.
A: Marine hardware and offshore structures, Chemical processing equipment, Food and beverage processing machinery, Pharmaceutical manufacturing.
Conversion factor: 1 ft-lb ≈ 1.356 Nm
| Status | Mating Component | Standard | Torque Spec | Engineering Notes |
|---|---|---|---|---|
| No verified compatibility data found for this component. | ||||