Critical To Quality (CTQ) Vs Critical To Function (CTF) - LinkedIn

Agree & Join LinkedIn

By clicking Continue to join or sign in, you agree to LinkedIn’s User Agreement, Privacy Policy, and Cookie Policy.

Sign in to view more content

Create your free account or sign in to continue your search

Sign in

Welcome back

Email or phone Password Show Forgot password? Sign in

or

By clicking Continue to join or sign in, you agree to LinkedIn’s User Agreement, Privacy Policy, and Cookie Policy.

New to LinkedIn? Join now

or

New to LinkedIn? Join now

By clicking Continue to join or sign in, you agree to LinkedIn’s User Agreement, Privacy Policy, and Cookie Policy.

LinkedIn

LinkedIn is better on the app

Don’t have the app? Get it in the Microsoft Store.

Open the app Skip to main content

There are many overlapping & differences between Critical to Quality (CTQ) & Critical to Function (CTF)

CTQ – ‘Critical to Quality’ (of the manufacturing). Determined by manufacturer/contractor. CTQ addresses manufacturing specific requirement. CTQ between suppliers A, B, C or in-house machine-shop can be vastly different due to different machine used, skill of worker, inspection capability etc. Generally, CTQ annotation shall not indicate on drawing or design. Since it is manufacturing capability related, which vary from site to site. CTQ may be able to design away.

CTF – ‘Critical to function’ (of the equipment). Determined by Designer/Product Engineer. CTF is independent of the manufacturing site. It’s recommended to identify CTF on drawing or design. Generally, there should not have a lot of CTF annotation on a specific drawing or design, because CTF can be, or should be designed away.

A simple illustration of the CTQ & CTF as below.

#criticaltoquality #criticaltofunction #CTQ #CTF #Quality

Like Like Celebrate Support Love Insightful Funny Comment

• Copy
• LinkedIn
• Facebook
• X

Share 29

To view or add a comment, sign in

More articles by Kenny Cheng

• Why do Toyota employees obsessively improve their jobs? Oct 9, 2020

  Why do Toyota employees obsessively improve their jobs?

  (This article translated from a Chinese article relayed online. The source is untraceable.

  4 1 Comment
• Audit (contractor) – Why? What? Who? When? How? Sep 1, 2020

  Audit (contractor) – Why? What? Who? When? How?

  Why conduct contractor audit? In general · To visualize, verify, validate contractor capability · To identify any gaps,…

  5
• What is the best Quality Control or Quality Assurance? Jul 4, 2020

  What is the best Quality Control or Quality Assurance?

  When handling machined parts dimensional quality issues, many will think of statistical control (SPC), process…

  3 5 Comments
• What does XXX +/- YYY mean to you? Jul 1, 2020

  What does XXX +/- YYY mean to you?

  What does a dimension specification with tolerance, example XXX +/- YYY mean to you in design, manufacturing and…

  5 1 Comment
• Team approach on Quality Jun 15, 2020

  Team approach on Quality

  During the work-from-home period, I re-visited some of the moment of great soccer matches. I recalled I made up a…

  5 1 Comment

Show more See all articles

Explore content categories

• Career
• Productivity
• Finance
• Soft Skills & Emotional Intelligence
• Project Management
• Education
• Technology
• Leadership
• Ecommerce
• User Experience
• Recruitment & HR
• Customer Experience
• Real Estate
• Marketing
• Sales
• Retail & Merchandising
• Science
• Supply Chain Management
• Future Of Work
• Consulting
• Writing
• Economics
• Artificial Intelligence
• Employee Experience
• Workplace Trends
• Fundraising
• Networking
• Corporate Social Responsibility
• Negotiation
• Communication
• Engineering
• Hospitality & Tourism
• Business Strategy
• Change Management
• Organizational Culture
• Design
• Innovation
• Event Planning
• Training & Development

Show more Show less