Industry News-Hangzhou Fuyi Tools Co., Ltd

12 Oct

SDR17 HDPE Pipe Explained: Dimensions, Pressure Ratings, and Fusion Joining

When a PE100 pipe arrives on site with SDR17 printed on the barrel, the number is not a material grade or a pressure class. It is the Standard Dimension Ratio that fixes the relationship between the ...

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05 Oct

Complete Guide to Double Wall HDPE Pipe: Structure, Benefits, and Welding

Double-wall HDPE pipe looks like a simple product, but the choice between it and a solid-wall pipe often comes down to how the joints will perform under load. A drainage pipe buried under a road is e...

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28 Sep

Chemical Resistant Piping: Selecting Materials and Reliable Welding Methods

When a chemical plant needs a new transfer line for sodium hypochlorite, the pipe selection is not a routine plumbing decision. Temperature, concentration, and even trace impurities can turn a seemin...

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21 Sep

Chemical Piping Systems: Materials, Fusion Welding, and Leak-Free Installation

Chemical piping systems often fail at the joint, not in the pipe. A single socket fusion weld that is too cold or too shallow will leak within months, especially when it carries a concentrated acid o...

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14 Sep

Acid Piping Technology: How Welding Quality Determines System Integrity

A chemical plant operator notices a small drip at a joint in a 20% sulfuric acid line. Within a week, that drip becomes a visible spray. The pipe is HDPE, the fitting is correct, and the system press...

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07 Sep

Plastic Welding Machines: Choosing the Right PPR PE Pipe Fusion Equipment

On a pipe installation site, the quality of a fusion joint determines whether the system holds for decades or fails in the first year. For contractors working with PP-R and PE pipes, the plastic weld...

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