WELKEN offers kinds of padlocks, including different material, size, color and multi level management.

Electrical lockout can lock most circuit breaker and electrical switch, with good insulation and safety.

After locking the energy switch, the hasp can be used to achieve simultaneous locking by multiple people.

Manage accident prevention locking devices, various specifications are available, convenient for daily department management.

When the ground space is limited, the wall mounted eye wash provides a compact fix mode.

Emergency shower and eye wash meets the requirements of standards EN 15154 and ANSI Z358.1-2014.

Portable eye wash is suitable for places without fixed water source, common and pressure type are optional.

Suitable for areas where the temperature is <0℃, anti-freeze, explosion-proof, lighting and alarm functions are optional.

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About Us

Company Profile

Marst Safety Equipment (Tianjin) Co., Ltd. is a professional manufacturer focusing on R&D, production, and sales of personal protective equipment. With more than 24 years of R&D and manufacturing experience, we are dedicated to providing customers with quality services and one-stop solutions for personal safety protection.

We pay attention to brand building. WELKEN brand products are exported to more than 70 countries and regions such as South America, North America, Europe, Asia, Africa, the Middle East, etc., and have won the approval of our customers. They are the preferred choice brand for enterprises in petroleum and petrochemical, mechanical processing and manufacturing, and electronics.



  • Where to lock and tag

    1. Daily maintenance, repair, adjustment, cleaning, inspection and debugging of equipment. Operations such as electrification, entry into limited space, fire, dismantling, etc. in towers, tanks, axes, heat exchangers, and other facilities. the 2. High pressure operation 3. Operations that requi...

  • Lockout Tagout Requirements

    1. When multiple people are authorized to perform the same task, each staff member must personally implement their own lock-out-tag procedures, rather than pinning their hopes on others. the 2. Never authorize others to remove your lock-tag device. the 3. Only operate the equipment that has com...

  • Interpretation of related concepts of lockout and tagout

    lock LOCKOUT A safety measure for a device that disconnects the power supply or can be disconnected to prevent others from connecting the power supply or energy source (such as opening a valve), or locking. ● Logo TAGOUT Hang a corresponding warning or warning sign on a disconnecting device th...

  • Lockout tagout implementation

    1. Formulate a sound energy control policy/system In the highly automated production activities of enterprises/factories, if an effective energy control policy/system can be formulated and improved in advance, the energy isolation management during production equipment, equipment maintenance, ins...

  • Loto program content with regulation

    My country is developing at a high speed, and more and more attention is paid to production safety management. The state promulgated a series of laws and regulations such as the "Labor Occupational Health and Safety Regulations", requiring the establishment of a control system, focusing on the ma...