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.

About welded chain
10 Jul

Welded chain is a method of connecting the links of a metal chain by welding. This chain is widely used in various industrial fields, such as lifting machinery,

Selection criteria for slings
28 Jun

Selection criteria for slings:Load-bearing capacity and safety factorThe sling must have sufficient load-bearing capacity, and the general safety factor is 4-6 times

What are some common types of rigging hardware that are used in various applications?
27 Jun

There are several common types of rigging hardware used in various applications. Here are some examples:

How to choose a rope
25 Jun

When choosing a rope, you need to determine the appropriate material and strength grade based on the specific usage environment and scenario. The following aspects should be considered:

For the lifting hardware in the daily using , how to judge their safety performance ?
24 Jun

When it comes to the safety performance of lifting hardware used in daily operations, there are several key factors to consider:

Specific selection criteria and usage precautions for lashing tools
22 Jun

Specific selection criteria and usage precautions for lashing tools: