Customization: | Available |
---|---|
After-sales Service: | All Life |
Warranty: | 2 Years |
Suppliers with verified business licenses
Audited by an independent third-party inspection agency
Description |
Outer Duct(mm) |
Sub Duct(mm) |
|||||||
sub duct I.D(mm) X Nou. |
O.D |
THCK |
I.D |
O.D |
THCK |
I.D |
Nou. |
||
28X5 |
110 |
10 |
90 |
33 |
2.5 |
28 |
5 |
||
32X4 |
110 |
10 |
90 |
38 |
3 |
32 |
4 |
||
36X3 |
110 |
10 |
90 |
42 |
3 |
36 |
3 |
||
36X4 |
120 |
10 |
100 |
42 |
3 |
36 |
4 |
||
50X3 |
160 |
17.5 |
125 |
59 |
4 |
50 |
3 |
||
Tolerance allowed |
±mm |
||||||||
Outer Duce Outer Dia |
3 |
||||||||
Outer Duce Inner Dia |
2 |
||||||||
Outer Duce Thickness |
1 |
||||||||
2 |
|||||||||
2 |
|||||||||
1 |
Test item |
Technical Requirement |
Test Result |
||
test data |
conclusion |
|||
1. Outshape |
inner/outer wall smooth, color evenly, no bubble, no cracks, no impurity,no decomposition line |
pass |
grade |
|
2. Structure and sise |
outer duct O.D 115±2 |
114 |
grade |
|
sub duct I.D 32±2 |
31.9 |
grade |
||
sub duct thickness 2.5±2 |
1.8 |
grade |
||
outer duct thickness 1.5±3 |
2.6 |
grade |
||
3.KN/m2 |
whole duct |
39.1 |
grade |
|
outer duct |
≥6.3 |
18.7 |
grade |
|
4.Press |
give press to whole duct from vertical till shape change to 40% of orignal shape and relax , non broken |
pass |
grade |
|
5. strech strenth(inner) |
≥34.6MPa |
34.6 |
grade |
|
6.impact hammer test |
temp 0°C,height 1m, 1kg hammper impact 10 times, above 9 times no broken |
pass |
grade |
|
7.low tem. Fall down |
low temp.-30°C, height 1m, fall down free, no broken |
pass |
grade |
|
8.inner side friction |
≤0.5/ |
0.198 |
grade |
|
9.length shrinkable % |
≤3 |
1.7 |
grade |