灰砂
- 网络Gray sand;grey sand
-
本文采用定量相分析法测定灰砂系统水热反应的水化物,并通过SEM观察及试块强度测定等研究了灰砂系统水热反应动力学。
Kinetics of hydrothermal reaction in lime-sand system was investigated by means of quantitative phase analysis , SEM observation , and compressive strength measurement .
-
研究结果表明:采用合适的外加剂MH,常压干热养护工艺也适用于灰砂混凝土。
The experimental results show that technology of atmospherical dry heating curing can be used to lime sand concrete with a fit admixture .
-
水灰比、灰砂比和UEA对石屑砂浆干燥收缩性能的影响
Effects of Water-Cement RatioC 、 ement-Aggregate Ratio and UEA on Drying Shrinkage of Stone Chips mortar
-
在灰砂比为10∶1,浓度76%时,28d抗压强度为0.81MPa;
At a ratio of 10 ∶ 1 , a density of 76 % and 28 day-curing cycle , the compression strength was 0.81 MPa ;
-
按不同的灰砂比可配制强度等级为M5~M15工作性能优良的彩色干混砂浆。
Good performance colored dry mixed mortar with strength grade of M5 ~ M15 can be prepared by different cement-sand ratio .
-
应用INSTRON刚性伺服试验机对不同灰砂比的充填体进行了劈拉试验,测得荷载-位移和应力-应变全曲线。
A series of splitting tensile tests were conducted by using an INSTRON testing system to investigate the effect of cement-tailings ratio on the properties of backfill .
-
用周期浸泡加速腐蚀试验法研究pH=3.5、5.6和pH为1.0时SO2-为0、0.06、0.1、0.2mol/L等6种模拟酸雨条件下混凝土、砂浆和灰砂砖的化学行为。
The chemical behaviors of concrete , sand-lime slurry and sand-lime brick were studied by using the periodical immersion corrosion accelerating methods under the condition of simulated acid rain of different acidity and SO_4  ̄ 2 concentration .
-
试验是在常压实验架上进行的,由XZ型三柱塞泵提供动力,岩心采用灰砂比1:1.5的自制岩心。
Test was done on an atmospheric tester with power provided by a XY type triplex plunger pump . A synthetic core with ratio of cement to sand as 1 : 1 . 5 was used .
-
研究表明,当成型压力从20MPa升至40MPa时,蒸压灰砂砖抗压强度可提高90.3%,耐盐酸腐蚀能力也有所提高。
The results show , when molding pressure changes from 20 MPa to 40 MPa , autoclaved lime_sand bricks get a strength increase of 90.3 percent . Hydrochloric acid stability is also enhanced .
-
钢纤维灰砂混凝土中裂纹位置的确定
The determination of a crack in steel fibre reinforced lime-sand concrete
-
长沙地区蒸压灰砂砖砌体力学性能研究
Research of the autoclaved sand - lime brick in Changsha aera
-
空心灰砂砖和砌体的物理力学性能
Physical and mechanical properties of hollow sand-lime brick and its wall
-
灰砂桩复合地基工作性状及抗震性能
Behavior and earthquake resistant properties of lime sand piled composite ground
-
蒸压灰砂砖砌体弯曲抗拉强度试验研究
Study on autoclaved sand-lime brick masonry by bending tensile strength test
-
灰砂砖砌体裂缝试验及仿真研究
Study of Cracking Experiments and Computer Simulation analysis of Sand-lime Brick Masonry
-
灰砂材料水化产物与其若干性能的关系
The relations between the hydrates and properties of lime-sand materials
-
新的蒸压灰砂砖国家标准简介
Introduction to a New National Standard for Autoclaved Sand-Lime Brick
-
灰砂比为1:2.5是较为理想的,砂浆的和易性较好,韧性较好;
When cement-to-sand ratio is 1:2.5 , toughness of mortar is perfect .
-
灰砂蒸压加气混凝土应力&应变全曲线的试验
Experimental study on the stress-strain curve of Autoclaved Aerated Sand Lime Concrete
-
蒸压灰砂砖产品性能和砌体力学性能试验研究
Product and mechanics performance test research for autoclave sand-lime brick
-
灰砂混凝土促硬剂研究
Study on the hardening agent of lime - sand concrete
-
灰砂砖专用砌筑砂浆的研究
Study on special masonry mortars for sand - lime bricks
-
蒸压灰砂砖应用技术研究
The Appliance Technical Research on Autoclaved Lime - sand Brick
-
浅议蒸压灰砂砖砌体裂缝的控制措施
Controllable measures of cracks in streaming and pressing brick wall
-
蒸压灰砂砖砌体结构设计与施工规程
Specification for designing and construction of masonry constructed of autoclaved sand-lime bricks
-
研究了一种蒸养灰砂砖的制备方法。
The preparation method of a kind of steamed lime-sand brick was studied .
-
碳化对蒸压灰砂砖的微观性能影响研究
Studies on the Effect of Carbonization on the Microcosmic Performance of Lime-Sand Brick
-
蒸压灰砂加气混凝土砌体通缝抗剪强度的试验研究
Experimental Study on Shear Strength of Autoclaved Aerated Sand Lime Concrete Masonry Walls
-
铜尾矿生产蒸压灰砂砖的研究
Study on Autoclaving Lime Sand Brick Using Copper Tailing
-
抗渗压力在灰砂比为1∶2时取得最大压力值;
Impermeability pressure gets maximum value when cement-sand ratio is one to two .