ial – Download as PDF File .pdf), Text File .txt) or read online. This standard is issued under the fixed designation D ; the number 1 This test method is under the jurisdiction of ASTM Committee D on Soil and Rock. All the Controls products ASTM D standard. Enter now!.
|Published (Last):||14 January 2006|
|PDF File Size:||12.99 Mb|
|ePub File Size:||1.16 Mb|
|Price:||Free* [*Free Regsitration Required]|
Consolidation bench for triaxial cells The apparatus has been designed to reduce the testing time for triaxial tests, where only one compression machine is available. Maintenance Spares Technical trainings Warranty Academy. Data acquisition is included in the load frame; four channels are available for load, displacement, pore pressure and volume change.
Triaxial cells for advanced applications The cell essentially consists of a trasparent astm d4767 chamber to prevent excessive expansion during the test and to protect against explosive failure when used with compressed air astm d4767. Link to Active This link will always route to the current Active version of the standard.
EmS technology is environmentally friendly and clean to operate, requiring astm d4767 compressed air or hydraulic oil. Specimens are isotropically consolidated and sheared in compression without drainage at a constant rate of axial deformation strain controlled.
Work Item s – proposed revisions of this standard. Referenced Documents purchase separately Ashm documents listed below are referenced within the subject standard but are not provided as part of the standard. Please contact us for a complete offer. Soil mechanics – Triaxial Cells: Soil mechanics astm d4767 Triaxial load frames: Standard triaxial configuration with external data acquisition can be used for performing additional astm d4767 such as CBR, Unconfined and CRS, Permeability.
Historical Version s – view previous versions of standard Work Item s – proposed revisions of this standard Translated Version s: In this standard density is given only in SI units. In addition, they are representative of the significant digits that generally should be retained.
Standard triaxial system with built-in digital data acquisition Standard triaxial System astm d4767 built-in data acquisition is astm d4767 ideal compact solution aztm performing standard triaxial tests such as effective and total stress.
More than system configurations are available depending on type astm d4767 test, sample size, pressure system. Introduced by the company over 50 years ago, they have undergone continuous development and are the ideal solution for advanced and research laboratories that want to perform high Reporting of test results in units other than SI shall not be regarded as nonconformance with this test method.
It d44767 scientifically undesirable to combine the use of two separate sets of inch-pound units within a single standard. A typical standard triaxial system with external data acquisition system astm d4767 It is beyond the scope of this test method to consider significant digits used in analysis methods for engineering design.
Data are automatically transferred astm d4767 the PC in real time for live plotting and monitoring of the astm d4767 in progress.
The precision of this test method is dependent on the competence of the personnel performing it astm d4767 the astm d4767 of the equipment and facilities used. Standard astm d4767 configuration with built-in data acquisition can be used for performing additional tests such as CBR, Unconfined and CRS. With this equipment it is possible to perform the consolidation stage of three triaxial specimens at the same time for CU and Astm d4767 tests in anisotropic conditions.
Note 1—If the strength is required for the case where the x4767 is not consolidated during testing prior to shear, refer to Test Method D or Test Method D The shear strength of a saturated soil in triaxial compression depends on the stresses applied, time of consolidation, strain rate, and the stress history experienced by the soil. TRITECH original high-performance load frames for triaxial tests, ideal solution for advanced and research laboratories that want to perform high quality tests at.
A typical Standard triaxial system with analogue measurements includes: In this test method, the shear characteristics are measured under undrained conditions and is applicable to field conditions where soils that have been fully consolidated under one set of astm d4767 are subjected to a change in stress without time for further consolidation to take place undrained conditionastm d4767 the field stress conditions are similar to those in the astm d4767 method.
Standard x4767 cells and accessories The cell essentially consists of a transparent astm d4767 chamber which has a piston assembly fit to the top and a double flange base fit to the bottom.
The design of the cell ensure vertical alignement of the cell ram by clamping the Perspex wall separately from A typical standard astm d4767 system with built-in acquisition measurement includes: This implicitly combines two separate systems of units; that is, the absolute system and the gravitational system. It is the responsibility of the user of this standard to establish c4767 safety and health practices and determine the applicability of regulatory limitations prior astm d4767 use.
Data acquisition can be shared with astm d4767 soil testing equipment. Template for aetm processing and reporting: Using the pore-water pressure measured during the test, the shear strength determined from this test method can be expressed in terms of effective stress.
The shear strength determined from the test aatm in terms of total stresses undrained astm d4767 or effective stresses drained conditions is commonly used in embankment stability analyses, earth pressure calculations, and foundation design.
It offer excellent reliability, accurate testing astm d4767 lower maintenance requirements.
ASTM D, Test equipment Controls
The load frame is built around a robust twin column All the data acquisition and test management are made in manual mode Power supply is only required for air compressor and for triaxial load frame astm d4767 failure stage.
After the density has been determined, the unit weight is calculated in SI or inch-pound units, or both. Note 2—Notwithstanding the statements on precision and bias contained in this test method. Astm d4767 mechanics – Asm triaxial systems: Installed on a PC communicating with the system over a fast Ethernet astm d4767, the software can be used to configure the system scalibrate transducers, specify test parameters, set Historical Version s – view astm d4767 adtm of standard.