|
|
China National Inspection and Testing Holding Group Xi'an Co., Ltd |
National Building Materials Industry Wall and Roof Material Quality Supervision, Inspection and Testing Center |
|
Inspection report |
Number: X12404032 |
Serial Number |
Inspection items |
Standard requirements |
Inspection results |
Single conclusion |
Inspection basis |
100% |
Allowable deviation in size, |
Sample |
Dimensions |
±2.5 |
-0.2 |
qualified |
GB/T13545-2014 |
mm" |
average |
2.0 |
-0.1 |
6.1 |
|
Deviation" |
±2.0 |
|
|
|
|
|
-0.4 |
GB/T2542-2012 |
|
|
|
|
|
|
Sample |
Dimensions |
≤6.0 |
3 |
4 |
|
Extremely poor" |
≤5.0 |
2 |
|
|
|
≤5.0 |
|
|
|
|
|
3 |
|
200% |
Appearance quality, block |
One Sampling |
0% |
qualified |
GB/T13545-2014 |
Allow the number of non-conforming products≤7 |
|
|
6.2 |
|
GB/T2542-2012 |
|
5 |
300% |
strength |
Compressive strength, |
average value |
≥5.0 |
580% |
MU5.0 |
GB/T2542-2012 |
Grade |
|
|
|
|
MPa |
Coefficient of variation |
≤0.21 |
0.14 |
qualified |
7 |
|
|
Strength standard value |
|
|
|
|
|
|
|
≥3.5 |
4.4 |
|
|
400% |
density |
Volume density,kg/m³ |
≤800 |
77200% |
800level |
GB/T2542-2012 |
Grade |
qualified |
|
|
|
9 |
500% |
Hole arrangement |
Hole arrangement |
Ordered or staggered arrangement |
ordered arrangement |
qualified |
GB/T2542-2012 |
Column and its |
Number of hole rows |
width direction |
≥3 |
300% |
13 |
structure |
(Row) |
height direction |
≥2 |
200% |
|
|
Porosity,% |
≥40 |
4500% |
|
|
pass |
Rectangular hole |
Rectangular hole |
|
600% |
scum |
Severe frosting is not allowed |
Moderate frost |
qualified |
GB/T2542-2012 |
|
11 |
700% |
lime blowing |
A. Maximum destructive size>2mm |
Destruction size |
qualified |
GB/T2542-2012 |
And the explosion area is ≤ 15mm, |
2mm~ |
|
Each group of hollow bricks and hollow blocks |
10mm burst |
10 |
No more than 10 locations are allowed. Among them,> |
*** area 6 |
|
There shall be no more than 5 places with a diameter of 10mm |
Here. |
|
b. Maximum damage scale is not allowed |
|
|
Explosive area with an inch>15mm |
|
|
Note: (Blank here) |
|
China National Inspection and Testing Holding Group Xi'an Co., Ltd |
China Testing &Certificaton International Group Xi'an Co.,Lta |
Number: X12404032 |
|
|
|
800% |
Anti weathering |
Boil for 5 hours |
average value |
≤21 |
1200% |
qualified |
GB/T2542-2012 |
Performance |
Water absorption rate,% |
Maximum value |
≤23 |
1500% |
|
|
Saturation coefficient |
average value |
≤0.78 |
69% |
12 |
|
Maximum value |
≤0.80 |
75% |
|
|
freeze thawing |
No cracks or delamination are allowed |
No frost damage |
qualified |
GB/T2542-2012 |
|
Freezing damage such as peeling, missing edges and corners |
|
|
phenomenon |
8 |
900% |
Underfired bricks (blocks) and crispy bricks (blocks), blocks |
Insufficient fire bricks (blocks) and pastries are not allowed |
0% |
qualified |
GB/T13545-2 |
1400% |
Brick (block) |
6.5 |
1000% |
Radioactive nuclide limit |
Internal irradiation index Ira |
≤1.0 |
20% |
Main body of the building |
GB6566-20 |
0% |
External Exposure Index I |
≤1.3 |
50% |
Qualified materials |
|
|
|
|
China Testing&Certification International Group Xi'an Co.,Lta |
|
|
China National Inspection and Testing Holding Group Xi'an Co., Ltd |
National Building Materials Industry Wall and Roof Material Quality Supervision, Inspection and Testing Center |
|
Inspection report |
Number: X12404032 |
Serial Number |
Inspection items |
Standard requirements |
Inspection results |
Single conclusion |
Inspection basis |
100% |
Allowable deviation in size, |
Sample |
Dimensions |
±2.5 |
-0.2 |
qualified |
GB/T13545-2014 |
mm" |
average |
2.0 |
-0.1 |
6.1 |
|
Deviation" |
±2.0 |
|
|
|
|
|
-0.4 |
GB/T2542-2012 |
|
|
|
|
|
|
Sample |
Dimensions |
≤6.0 |
3 |
4 |
|
Extremely poor" |
≤5.0 |
2 |
|
|
|
≤5.0 |
|
|
|
|
|
3 |
|
200% |
Appearance quality, block |
One Sampling |
0% |
qualified |
GB/T13545-2014 |
Allow the number of non-conforming products≤7 |
|
|
6.2 |
|
GB/T2542-2012 |
|
|
|
5 |
300% |
strength |
Compressive strength, |
average value |
≥5.0 |
580% |
MU5.0 |
GB/T2542-2012 |
Grade |
|
|
|
|
MPa |
Coefficient of variation |
≤0.21 |
0.14 |
qualified |
7 |
|
|
Strength standard value |
|
|
|
|
|
|
|
≥3.5 |
4.4 |
|
|
400% |
density |
Volume density,kg/m³ |
≤800 |
77200% |
800level |
GB/T2542-2012 |
Grade |
qualified |
|
|
|
9 |
500% |
Hole arrangement |
Hole arrangement |
Ordered or staggered arrangement |
ordered arrangement |
qualified |
GB/T2542-2012 |
Column and its |
Number of hole rows |
width direction |
≥3 |
300% |
13 |
structure |
(Row) |
height direction |
≥2 |
200% |
|
|
Porosity,% |
≥40 |
4500% |
|
|
pass |
Rectangular hole |
Rectangular hole |
|
600% |
scum |
Severe frosting is not allowed |
Moderate frost |
qualified |
GB/T2542-2012 |
|
11 |
700% |
lime blowing |
A. Maximum destructive size>2mm |
Destruction size |
qualified |
GB/T2542-2012 |
And the explosion area is ≤ 15mm, |
2mm~ |
|
Each group of hollow bricks and hollow blocks |
10mm burst |
10 |
No more than 10 locations are allowed. Among them,> |
*** area 6 |
|
There shall be no more than 5 places with a diameter of 10mm |
Here. |
|
b. Maximum damage scale is not allowed |
|
|
Explosive area with an inch>15mm |
|
|
Note: (Blank here) |
|
China National Inspection and Testing Holding Group Xi'an Co., Ltd |
China Testing &Certificaton International Group Xi'an Co.,Lta |
Number: X12404032 |
|
|
|
800% |
Anti weathering |
Boil for 5 hours |
average value |
≤21 |
1200% |
qualified |
GB/T2542-2012 |
Performance |
Water absorption rate,% |
Maximum value |
≤23 |
1500% |
|
|
Saturation coefficient |
average value |
≤0.78 |
69% |
12 |
|
Maximum value |
≤0.80 |
75% |
|
|
freeze thawing |
No cracks or delamination are allowed |
No frost damage |
qualified |
GB/T2542-2012 |
|
Freezing damage such as peeling, missing edges and corners |
|
|
phenomenon |
8 |
900% |
Underfired bricks (blocks) and crispy bricks (blocks), blocks |
Insufficient fire bricks (blocks) and pastries are not allowed |
0% |
qualified |
GB/T13545-2 |
1400% |
Brick (block) |
6.5 |
1000% |
Radioactive nuclide limit |
Internal irradiation index Ira |
≤1.0 |
20% |
Main body of the building |
GB6566-20 |
0% |
External Exposure Index I |
≤1.3 |
50% |
Qualified materials |