Concrete Air Test - ASTM C231 Pressure Method
495 بار بازدید -
7 سال پیش
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Overview of ASTM C231 -
Overview of ASTM C231 - Standard Test Method for Air Content of Freshly Mixed Concrete by the Pressure Method.
This is a test required to pass the American Concrete Institute (ACI) Field Technician Certification Program -- "Concrete Field Testing Technician—Grade I." A Concrete Field Testing Technician—Grade I is an individual who has demonstrated the knowledge and ability to properly perform and record the results of seven basic field tests on freshly mixed concrete.
The program req
7 سال پیش
در تاریخ 1396/05/28 منتشر شده
است.
495
بـار بازدید شده