Which standards does this tool support?

The tool supports calculations based on AISC and EN 1090 standards.

Can I use this for slip-critical connections?

Yes, you can use `calculate_minimum_pretension` to determine the required tension for slip-critical connections.

How do I know if I need hardened washers?

You can use `get_hardware_requirements` to identify if hardened washers are necessary for your specific bolt diameter and connection type.

Steel Bolt Pretension Calculator MCP Connector for Claude

A+

Calculate precise bolt pretension, tightening methods, and inspection protocols using AISC and EN 1090 standards.

4 tools Official Updated Oct 1, 2026 Official Vinkius Partner

More Details Connect to Claude

This MCP server provides structural engineers and installers with the precise calculations needed for bolt pretensioning. It bridges the gap between design requirements and field execution by providing specific instructions for calculate_minimum_pretension, determine_tightening_method, get_hardware_requirements, and validate_inspection_protocol. Whether you are designing slip-critical connections or verifying torque-controlled installations, this tool ensures compliance with AISC and EN 1090 standards.

aiscen1090pretensionstructural-steelbolt-tightening

Connect to Claude

Subscribe on Vinkius, then add this connector to Claude.ai or Claude Code.

① Claude.ai (web app)

Go to Settings → Connectors → Add custom connector
Paste the MCP endpoint URL below

https://edge.vinkius.com/vk_preview_IIIoJihzhwA8RWZQLlA4LIVEdaDr5eZZHoB5IOz7/mcp

② Claude Code (terminal)

claude mcp add --transport http steel-bolt-pretension-calculator https://edge.vinkius.com/vk_preview_IIIoJihzhwA8RWZQLlA4LIVEdaDr5eZZHoB5IOz7/mcp

③ Claude Desktop

Add to claude_desktop_config.json:

{
  "mcpServers": {
    "steel-bolt-pretension-calculator": {
      "url": "https://edge.vinkius.com/vk_preview_IIIoJihzhwA8RWZQLlA4LIVEdaDr5eZZHoB5IOz7/mcp"
    }
  }
}

Get full access on Vinkius

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