| Type of Stair tread: | ||
| There are 8 types of treads distinguished by different nosing & way of install ation. | ||
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| Type of Tread：FT1 Nosing：No Nosing Welded fixing |
Type of Tread：FT2 Nosing：No Nosing Bolted fixing |
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| Type of Tread：FT3 Nosing：No Nosing Bolted fixing |
Type of Tread：FT4 Nosing：No Nosing Bolted fixing |
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| Type of Tread：FT5 Nosing：before anti-skid shield article Bolted fixing |
Type of Tread：FT6 Nosing： before anti-skid shield article Bolted fixing |
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| Type of Tread：FT7 Nosing：vertical Striped plate Nosing Bolted fixing |
Type of Tread：FT8 Nosing： vertical Striped plate Nosing Bolted fixing |
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| Sign of stair tread： | ||
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