Commodity: Stair step and riser
Products No.: as same as no. of photo.
Usage: natural stone stair step and riser is used popularly to decorate stair. Stone stair is durable and nice looking.
Stone: granite, marble, slate
Quality: conform to EN standards and GB standards
Color: grey, dark grey, black, red, pink, yellow, green, blue.
Stone and color is chosen in item 1.4.5
Surface treatment:
Stair step:
Top surface: honed, polished
Front surface: honed, polished
Bottom: sawn
Back surface: sawn
Side surfaces: sawn, honed or polished
Riser
Top surface: sawn
Front surface: honed, polished
Bottom: sawn
Back surface: sawn
Side surfaces: sawn, honed or polished
Size:
Stair step can be supplied according to flowing standard size
|
Commodity |
length |
width |
thickness |
Weight |
|
|
mm |
mm |
mm |
Kg/m |
|
Stair step 1000 |
1000+/-2.0 |
340+/-1.5 |
30+/-1.5 |
27 |
|
Stair step 1500 |
1500+/-2.0 |
340+/-1.5 |
30+/-1.5 |
27 |
|
Stair step 2000 |
2000+/-2.0 |
340+/-1.5 |
30+/-1.5 |
27 |
|
|
|
|
|
|
|
Stair riser 1000 |
1000+/-2.0 |
115+/-1.5 |
20+/-2.0 |
6 |
|
Stair riser 1500 |
1500+/-2.0 |
115+/-1.5 |
20+/-2.0 |
6 |
|
Stair riser 2000 |
2000+/-2.0 |
115+/-1.5 |
20+/-2.0 |
6 |
Remarks:
A) The bottom and top stair can be done with obvious contrast marking as follows
Please refer to marks.
B) We can supply radial stair according to clients’ requirement.
C) The stair step shall be 20mm smaller than middle stair.
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