Ball joint railing,Three Rails ball joint railing,Aluminum Ball joint railing
Three Rails ball joint railing
Aluminum Ball joint railing
SPECIFICATIONS
Tyle | Ball diameter | Column pipediameter | Handrails diameter | Knee rail pipediameter |
standard | 76mm (85) | 48.0mm (51) | 42.3mm (51) | 33.5mm (38.2) |
economy | 66mm (70) | 42.3mm (38.1) | 33.5mm (38.1) | 26.8mm (32) |
Regular Reference:
| OD | Common steel pipe | Thickened steel pipe | ||
Wall Thickness(mm) | Theoretical weight (kg/m) | Wall Thickness(mm) | Theoretical weight(kg/m) | ||
6 | 10.2 | 2 | 0.4044 | 2.5 | 0.4747 |
8 | 13.5 | 2.5 | 0.6782 | 2.8 | 0.7389 |
10 | 17.2 | 2.5 | 0.9063 | 2.8 | 0.9944 |
15 | 21.3 | 2.8 | 1.2775 | 3.5 | 1.5364 |
20 | 26.9 | 2.8 | 1.6642 | 3.5 | 2.0198 |
25 | 33.7 | 3.2 | 2.4070 | 4 | 2.9298 |
32 | 42.4 | 3.5 | 3.3577 | 4 | 3.7880 |
40 | 48.3 | 3.5 | 3.8669 | 4.5 | 4.8608 |
50 | 60.3 | 3.8 | 5.2948 | 4.5 | 6.1925 |
65 | 76.1 | 4 | 7.1124 | 4.5 | 7.9459 |
80 | 88.9 | 4 | 8.3750 | 5 | 10.3455 |
100 | 114.3 | 4 | 10.8807 | 5 | 13.4775 |
125 | 139.7 | 4 | 13.3863 | 5.5 | 18.2027 |
150 | 165.1 | 4.5 | 17.8229 | 6 | 23.5419 |
200 | 219.1 | 6 | 31.5322 | 7 | 36.6149 |
1.Stanchion Spacing: 1000, 1100,1200 and 1500ram
2.Height of Handrail:
(1) Double Rails
A. Horizontal Handrail: with a minimum height of 1100ram for the handrail
B. Angled Handrail: with a minimum vertical height of 900ram for handrail
(2)Three Rails: generally 1200ram
(3)Single rail or more than 3 rails are subject to specific design.
3. Joint of Rail and Stanchion:
(1)Welding is generally adopted for joints with parcel antirust treatment.
(2) Bolts or pins are optional, with necessary holes to be drilled at site for installation.
4. If customer reduces the height of handrail or the thickness of steel pipe, or increase the main stanchion pitch, etc. so as to save cost, our company will not be responsible for any consequence incurred.
Quality Standard
Item | Base Plates | Wall Thickness | Length |
Tolerances | +/-1mm | +/-0.2mm | +/-5mm |
As customer required.
SURFACE TREATMENT
Carbon steel | Stainless steel | Aluminum |
(1) untreated | (1)Sandblasting | (1)Anodized |
(2) Galvanized | (2)Electropolishing | (2)Powder coated |
(3) Untreated | (3) Untreated | (3) Untreated |
(4) Painting |
