News-YJ GIS Industrial Limited

11

2024-11

How to choose a diving knife?

We carry a diving knife, not because you'd believe we'd use it to ward off sharks and giant octopuses like in the movies. Instead, they are primarily used as self-rescue tools in the eventof being entangled underwater by ropes, fishing nets, and aquatic plants. And it's safer to us

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04

2024-11

Heat Treatment Of Blade

What is heat treatment? What we call heat treatment is the steel through heating, insulation, cooling means, a good steel material into a good knife is through heat treatment, forging, quenching, tempering, loading and unloading into a tool. Good heat treatment is very complex, not people imagine th

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28

2024-10

Measure The Quality Of Steel

The performance of a knife depends mainly on the steel. The essence of steel is a carbon containing iron alloy, generally rich in other elements, outdoor knife steel M390, D2, ATS-34, VG-10, etc., is to add chromium, molybdenum, vanadium, tungsten and other different elements in the steel to improve

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21

2024-10

The Axe Of Wilderness Survival Skills

If you are camping in a remote mountain area by car, you should bring an axe, which can be used to cut down some branches to make a fire or build a temporary shelter. From thefunctional point of view: the axe is mainly split, cut, smash, with a certain cutting function; From the point of view

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14

2024-10

Factors Of Tool Selection For Field Survival

Field knife is one of the most important items in your survival equipment, people who like to play outdoors often know the use of a good knife, but as a survival expert, a knife is one of his best friends, is the most need for personal protection of survival equipment, like a good friend, his surviv

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Factors Of Tool Selection For Field Survival

07

2024-10

What Are The Necessary Equipment To Carry With You To Survive In The Wild

Basic survival equipment is the most basic, separate from the backpack to carry or not leave the body of the equipment.In an outdoor accident or emergency, due to the loss of main equipment (such as tents, sleeping bags, food, cookingutensils, communication tools and other materials), because

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