This M4 x 101mm Hex Head Cap Screw, crafted from robust carbon steel, offers exceptional tensile strength and durability. Engineered for secure and reliable fastening in critical applications where performance is paramount.
| Standard | ASME B18 |
| Material | Carbon Steel |
| Finish | Passivated |
| Grade | N/A |
| Size | M4 |
| Length | 101mm |
| Head Width | 34mm |
Specified by design engineers worldwide, this M4 x 101mm Hex Head Cap Screw is manufactured from high-grade carbon steel, ensuring superior tensile and shear strength for demanding structural and mechanical assemblies. The precisely machined M4 thread conforms to international standards, guaranteeing consistent and reliable engagement with corresponding nuts and tapped holes. Its substantial 101mm length, coupled with a 34mm head width, provides ample bearing surface and leverage for secure torque application, making it ideal for applications requiring high clamping force and resistance to vibration and shock.
This component strictly adheres to the tolerances, material specifications, and quality benchmarks set by the world's leading industrial manufacturers.
1. Select the appropriate wrench or socket for the 34mm hex head. 2. Ensure mating threads are clean and free from debris. 3. Apply the required torque according to design specifications, ensuring consistent and secure fastening.
| Standard System | Designation |
|---|---|
| ISO Equivalent | ISO 898-1 / ISO 4014 |
| DIN Equivalent | DIN 931 / DIN 933 |
| Primary Standard | ASME B18 |
| Tensile Strength | Standard Commercial Spec |
| Yield Strength | Standard Commercial Spec |
| Hardness | Varies by specific batch |
| Carbon (C) | 0.28 - 0.55% |
| Manganese (Mn) | 0.60 - 0.90% |
| Phosphorus (P) | 0.04% max |
| Sulfur (S) | 0.05% max |
| Bolt Size | Dry Torque (ft-lbs) | Lubricated Torque (ft-lbs) |
|---|---|---|
| M4 | Check Calculator | Reduce by 25% |
| Size / Type | Est. Weight (lbs/100) | Shipping Weight (kg) |
|---|---|---|
| M4 | Varies by dimension | Contact Sales |
| Environment | Rating |
|---|---|
| Indoor / Dry | Excellent |
| Outdoor / Exposed | Moderate |
| Marine / Saltwater | Not Recommended |
| Chemical / Acidic | Not Recommended |
| ❌ Mistake | ✅ Correct Approach |
|---|---|
| Over-tightening leading to thread stripping or material deformation. | Utilize a torque wrench to adhere to recommended torque values for the M4 thread size and carbon steel material. |
| Using the incorrect tool size, potentially damaging the hex head. | Confirm the wrench or socket size matches the 34mm head width precisely before applying force. |
A: This Hex Head Cap Screw, Carbon Steel is manufactured from Carbon Steel.
A: Industrial machinery assembly, Automotive components, Heavy equipment 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. | ||||