NCCER Millwright Practice Exam 2025 - Free Millwright Practice Questions and Study Guide

Question: 1 / 400

What is commonly the size of the oxygen cylinder used for welding and cutting operations?

125 cubic feet

150 cubic feet

227 cubic feet

The commonly used size of the oxygen cylinder for welding and cutting operations is 227 cubic feet. This size strikes an effective balance between portability and capacity, making it suitable for various applications in welding and cutting tasks. The 227 cubic feet cylinder provides enough oxygen to support a range of welding processes without being excessively heavy or cumbersome for the operator to transport and maneuver.

Additionally, it's important to recognize that while there are larger and smaller cylinders available, the 227 cubic feet cylinder is widely accepted in the industry for its versatility and efficiency in meeting the oxygen requirements for typical welding setups. Understanding the appropriate size of the oxygen cylinder is essential for ensuring optimal performance and safety during operations, as well as knowing how long a cylinder will last based on the demands of the work being performed.

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300 cubic feet

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