| | | 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) |
| Address of Inspection Unit: No. 6 Chang'an South Road, Yanta District, Xi'an City, Shaanxi Province. |
| 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 |