建筑砂浆试块试压值怎么换算成标号等级?标号等级不能超几个等级?

恨急
2025-01-04 19:13:46
推荐回答(2个)
回答1:

建筑砂浆试块试压值怎么换算成标号等级?标号等级不能超几个等级?
答:先我俩沟通一下:建筑砂浆标号是最起码是1987年前的叫法,1987年开始已称建筑砂浆强度等级了。
砌筑、抹灰砂浆强度等级,我以为是人为的,以5PMa为一级划分的特征值,在其前面冠以符号M,才称为砂浆强度等级。如水泥砂浆及预拌砌筑砂浆的强度等级可分为M5、M7.5、M10、M15、M20、M25、M30。
建筑砂浆试件立方体抗压强度平均值,在他前面不能冠以符号M。如砂浆立方体抗压强度平均值5.6PMa,他是无法换算成M5或M7.5等级的,只能按M5或M7.5等级要求来判断,砂浆验收批的平均值和最小值是否符合设计的强度等级要求。故建筑砂浆平均值不能换算成强度等级。
标号等级不能超几个等级?
答:砂浆抗压强度平均值不能超几个等级,规范都没有明确规定。但各地方管理部门可能另有规定:砂浆抗压强度平均值不能超强度等级xxx%多少,要进行检测,当然也只有按各地方管理部门可能另有规定办了。

回答2:

标号等级就是强度等级,一共6个普通水泥水泥砂浆等级.

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