Type: | Stairs |
---|---|
Stair Type: | Straight Stairs |
Stair Material: | Metal |
Usage: | Outdoor |
Model Number: | T1-T4 |
Brand Name: | JW |
Place of Origin: | China (Mainland) |
Quick Details
Specifications
Our company produces steel ladders with guardrail, which are made of grating treads.
When specifying the steel ladders, pls refer to the national standard construction drawing
87J432. According to whether the nosings are to be used and the methods of mounting
to stringers, stair treads are classified into four types: T1, T2, T3, T4. We suggest that the
dimensions are as follow:
Stair treads' max length:
bearing bar specification 25*3 25*5 32*5
bearing bar pitch at 30 mm 550 900 1300
bearing bar pitch at 40 mm 450 750 1200
When specifying the steel ladders, pls refer to the national standard construction drawing
87J432. According to whether the nosings are to be used and the methods of mounting
to stringers, stair treads are classified into four types: T1, T2, T3, T4. We suggest that the
dimensions are as follow:
Stair treads' max length:
bearing bar specification 25*3 25*5 32*5
bearing bar pitch at 30 mm 550 900 1300
bearing bar pitch at 40 mm 450 750 1200