Qingdao Haosail Machinery Co., Ltd.

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HAOSAIL holds over 10 invention patents and 40 utility model patents, reflecting our commitment to R&D and technological advancement. We prioritize
stringent quality control and testing processes to ensure compliance with international standards and customer requirements.

how to understand the safety working load / proof test load / breaking load of one shackle ?
01 Jun

Certainly, let me explain the key concepts related to the safety working load, proof test load, and breaking load of a shackle:

How to test the turnbuckle?
27 May

Testing a turnbuckle typically involves assessing its functionality, load-bearing capacity, and overall condition. Here is a general procedure to test a turnbuckle:

For a rigging hardware, how to ensure its safety character from its manufacturing ?
27 May

To ensure the safety characteristics of rigging hardware from its manufacturing, there are several key factors to consider:

Recommendations for installation quality control of hardware rigging
21 May

In addition to material and size, it is recommended to pay attention to the following aspects when installing quality control of hardware rigging:

How is the importance for a third party inspection report to the rigging hardware before delivery ?
20 May

The importance of a third-party inspection report for rigging hardware before delivery cannot be overstated. There are several key reasons why this step is crucial: