Technical Drawing
Dimensioned CAD drawing with geometric tolerances, surface finish notes, and reference views. Include scale, revision number, and drawing sheet index to avoid misinterpretation during fabrication.
A clear, complete extruder shaft document reduces production errors, shortens review cycles, and protects both buyer and supplier by documenting specs, acceptance tests, and liabilities. It supports traceability for warranty claims and safety investigations and establishes measurable acceptance criteria for incoming inspection and final sign-off.
Final sign-offs may include plant managers, safety officers, and authorized purchasing agents to complete commercial and technical approval.
A licensed or senior engineer who verifies design drawings, material selection, dimensional tolerances, and heat-treatment specifications. Their signature confirms technical conformity and authorizes production release.
A procurement or purchasing representative who confirms price, delivery dates, and contractual terms. Their signature creates the purchase obligation and aligns scope with the purchase order.
Dimensioned CAD drawing with geometric tolerances, surface finish notes, and reference views. Include scale, revision number, and drawing sheet index to avoid misinterpretation during fabrication.
Exact alloy or material grade with heat-treatment and coating requirements. Require traceable material certificates and include acceptable alternative materials if any.
Explicit numerical tolerances for critical features and fit classes. State measurement method and inspection equipment to reduce ambiguity during QA checks.
Pass/fail criteria, nonconformance thresholds, and sampling plans. Specify destructive test needs, hardness ranges, and acceptable surface defects.
Part numbering, serial number location, and required markings for lifecycle tracking. Include tracing instructions for batch records and lot identifiers.
Delivery schedule, warranty period, change-order process, and liability limitations. Include acceptance testing timeline and remedies for nonconforming parts.
| Field | Configuration |
|---|---|
| Signer Order | Engineering > QA > Procurement |
| Required Attachments | CAD, material certs, inspection plan |
| Authentication | Email + optional SMS or KBA |
| Retention | Auto-save signed PDF + audit trail |
Ensure the platform provides tamper-evident signed PDFs, event logging, and the ability to attach material certificates to the signed record for audits.
| signNow | DocuSign | Adobe Sign | PandaDoc | HelloSign | |
|---|---|---|---|---|---|
| Starting Price | $8/user/mo | $15/user/mo | $14/user/mo | $19/user/mo | $15/user/mo |
| Free Trial | 7-day free trial | Varies by plan | Varies by plan | Varies by plan | Varies by plan |
| Bulk Send | Yes | Yes | Yes | Yes | Yes |
| Audit Trail | Yes | Yes | Yes | Yes | Yes |
| HIPAA Compliant | Yes | Yes | Yes | No | No |
| Envelope Cap | No envelope cap | 100 envelopes/user/year | Varies by plan | Varies by plan | Varies by plan |
Complete engineering and QA sign-off within 5 business days
Issue buyer PO within 2 business days after approvals
Begin manufacture within agreed lead time from PO date
Schedule incoming inspection within 3 business days of delivery
Complete acceptance tests and sign-off within 7 days