Item
|
Norm
|
Item
|
Norm
|
Appearance
|
Lark powder
|
Fluidity of cement
|
230mm
|
Fineness (0.315mm remains) %
|
≤12%
|
Chlorine content
|
Non
|
PH value
|
7-9
|
Moisture %
|
8.0 max
|
Items
|
Criteria
|
Test Results (C×1%)
|
||
Water Reducing Rate (%)
|
≥14
|
24.4
|
||
Ratio of Bleeding Rate (%)
|
≤100
|
32.8
|
||
Air Content (%)
|
<4.5
|
2.4
|
||
Setting Time Difference (min)
|
Initial
|
>+90
|
+200
|
|
Compressive Strength Ratio (%)
|
3 days
|
--
|
--
|
|
7 days
|
≥125
|
135
|
||
28 days
|
≥120
|
132
|
||
Shrinkage (%)
|
28 days
|
≤135
|
109
|
|
Alkali Content (%)
|
-----
|
2.35
|
||
Alkali Content per m3 (kg)
|
≤1.0
|
0.1
|
||
Chloride Ion Content
|
-----
|
0.09
|
||
Chloride Ion Content per m3(kg)
|
Prestress Concrete
|
<0.02
|
0.004
|
|
Reinforced Concrete
|
0.02~0.20
|
|||
Plain Concrete
|
0.20~0.60
|
|||
Ammonia Content (%)
|
≤0.1
|
0
|
||
Radiation
|
Internal Exposure Index, IRa
|
≤1.0
|
0.13
|
|
External Exposure , Index, IY
|
≤1.0
|
0.45
|
||