How to check whether the rules of the handrail are up to standard

When inspecting the production and installation quality of wooden stairs, shower curtain rod, pay attention to the following issues:

(1) The tree species, material grade, moisture content, fire prevention, insect control, and anti-corrosion treatment of wooden stairs must meet the design requirements.

(2) The production of kick plates, tread plates, and help plates fully meet the design requirements. The surface is smooth and clean, without planing marks, planing, and hammer marks; the entire stair is firmly installed. Impeccable.

(3) The production size is accurate, the in-place size is correct, and the installation must be firm.

 (4) The height of the guardrail, the distance between the railings, and the installation position must meet the design requirements, and the installation must be firm (there should be no gaps for children to drill through after installation).

(5) The surface is smooth and straight, the corners are square, the groove depth is consistent, the corners are smooth, the joints are flat and tight, no planing marks, no hammer marks. The color is consistent, the wood grain is close, the lines are clear and beautiful, the corners are smooth and natural, and the radian meets the design requirements.

(6) The railings are arranged evenly and neatly, the horizontal lines are consistent with the slope of the stairs, the metal connectors between the railings and the handrails are not exposed, and the sizes and positions of the carvings and flower decorations are the same. The color is consistent, the line pattern is clear, and the appearance is elegant.

(7) The height, angle and structure of the handrail shall meet the design requirements. The arc of the corner is correct, the connection with the upper and lower armrests is smooth, and the joint is smooth. The joints are tight and flat, and the surface is smooth, neat and beautiful. Attention to detail will give you a satisfactory and safe staircase.