---
title: "Guides for a clearer tubing specification"
canonical: "https://yuannaitube.com/resources/"
language: "en-US"
---

TECHNICAL RESOURCES

# Guides for a clearer tubing specification

Practical information to prepare a product inquiry.

[Download procurement guides →](<https://yuannaitube.com/product-data-sheets/>)  [Certificates & test reports →](<https://yuannaitube.com/certificates/>)  [Tubing FAQ →](<https://yuannaitube.com/faq/>)

## Industrial Tubing Failure: 8 Causes and Checks

Troubleshoot industrial tubing failure, including leaks, kinks, and bursts. Check pressure, temperature, fittings, routing, and installation.

 [Read article →](<https://yuannaitube.com/industrial-tubing-failure-causes/>)

![Six coils of identical tubing in blue, red, yellow, green, black and clear](<https://yuannaitube.com/wp-content/uploads/2026/11/pneumatic-tubing-color-code-cover-20261108-768x512.webp>)

## Pneumatic Tubing Color Code: Is There a Standard?

Pneumatic tubing has no universal color code. What the Festo and Pisco catalogs list and how to set your own scheme.

 [Read article →](<https://yuannaitube.com/pneumatic-tubing-color-code/>)

![Blue polyurethane tubing in a wide loop with one kinked section](<https://yuannaitube.com/wp-content/uploads/2026/11/air-tubing-kinking-cover-20261108-768x512.webp>)

## Why Air Tubing Kinks and How to Stop It

Why air tubing kinks, how wall thickness affects the minimum bend radius, and how to prevent kinks.

 [Read article →](<https://yuannaitube.com/air-tubing-kinking/>)

![Tube cutter beside a square-cut blue polyurethane tube and a black nylon tube](<https://yuannaitube.com/wp-content/uploads/2026/11/how-to-cut-pneumatic-tubing-cover-20261108-768x512.webp>)

## How to Cut Plastic Tubing for Push-In Fittings

How to cut plastic and pneumatic tubing square for push-in fittings: tools, steps and leak fixes.

 [Read article →](<https://yuannaitube.com/how-to-cut-pneumatic-tubing/>)

![Clear coiled tubing, a black tube and a short translucent tube on a steel surface](<https://yuannaitube.com/wp-content/uploads/2026/11/tubing-shore-hardness-cover-20261108-768x512.webp>)

## Tubing Shore Hardness: Shore A vs Shore D Chart

Shore A and Shore D explained for tubing, with the hardness printed on our PU, polyether, PA6, PA12, FEP and PFA data sheets.

 [Read article →](<https://yuannaitube.com/tubing-shore-hardness/>)

![Coils of blue polyurethane tubing and milky-white polyethylene tubing side by side](<https://yuannaitube.com/wp-content/uploads/2026/11/pu-vs-pe-tubing-cover-20261108-768x512.webp>)

## PU vs PE Tubing: Pressure, Bend Radius & Use

PU and PE tubing compared size by size: working pressure, bend radius, temperature range and media, using our own published tables.

 [Read article →](<https://yuannaitube.com/polyurethane-vs-polyethylene-tubing/>)

![Coils of thin flexible black and natural white nylon tubing with clean cut ends beside a push-in fitting](<https://yuannaitube.com/wp-content/uploads/2026/10/nylon-12-tubing-cover-768x512.webp>)

## Nylon 12 (PA12) Tubing: Sizes, Pressure and Where It Fits

Nylon 12 (PA12) tubing sizes, working and burst pressure, bend radius, PA12 vs PA6 and where it fits.

 [Read article →](<https://yuannaitube.com/nylon-12-pa12-tubing-sizes-pressure/>)

![Two rolls of tubing with different wall thickness, thin blue and thick black, with a cut section of each in front](<https://yuannaitube.com/wp-content/uploads/2026/10/tubing-price-factors-cover-768x512.webp>)

## What Affects Tubing Price: Factors and Quote Checklist

What sets the price of tubing, how to compare quotations, and the eight details to send in a quote request.

 [Read article →](<https://yuannaitube.com/tubing-price-factors-quote-request/>)

![Straight lengths of blue, orange, black and clear PU tubing beside a coil and push-in fittings](<https://yuannaitube.com/wp-content/uploads/2026/10/pu-pipe-vs-tubing-cover-768x512.webp>)

## PU Pipe and Pneumatic Pipe vs Tubing: Sizes and Ordering

PU pipe, pneumatic pipe and tubing: what the names mean, the metric sizes by OD/ID, and what to state when you order.

 [Read article →](<https://yuannaitube.com/pu-pipe-pneumatic-pipe-vs-tubing/>)

![Three rolls of blue, black and white tubing with a short coiled sample length of blue tubing in front](<https://yuannaitube.com/wp-content/uploads/2026/10/tubing-moq-lead-time-cover-768x512.webp>)

## MOQ, Lead Time and Samples for Tubing Orders

Minimum order, lead time and sample terms for standard and custom tubing, and what to send to shorten the lead time.

 [Read article →](<https://yuannaitube.com/tubing-moq-lead-time-samples/>)

![Close-up of a freshly cut blue tube end with coils of blue, black and white tubing behind it](<https://yuannaitube.com/wp-content/uploads/2026/10/manufacturer-checklist-cover-768x512.webp>)

## Plastic Tubing Manufacturer: What to Check Before You Source

Seven checks for sourcing from a plastic tubing manufacturer, and what we publish for each.

 [Read article →](<https://yuannaitube.com/plastic-tubing-manufacturer-checklist/>)

![Four short pneumatic tubes in blue, black, orange and clear cut at an angle to show the wall, beside two push-in fittings](<https://yuannaitube.com/wp-content/uploads/2026/10/pneumatic-tubing-sizes-cover-768x512.webp>)

## Pneumatic Tubing 6/4 and 8/6 mm: Dimensions and Selection

Pneumatic tubing 6/4 and 8/6 mm: wall thickness, working pressure, bend radius and fitting match by material.

 [Read article →](<https://yuannaitube.com/pneumatic-tubing-6-4-and-8-6-mm/>)

## Tell us what your application needs.

Send your dimensions, operating conditions and quantity. Let’s identify the right tubing for your project.

 [Request a Quote →](<https://yuannaitube.com/contact/>)