Compliance With Following International Standards: ASTM C1611‑09, ASTM C1621/1621M‑06 The J‑ring test can be used to determine the passing ability of self‑consolidating concrete. It is applicable for laboratory use in testing different concrete mixtures for passing ability or can be used in the field as a quality control test. Further details available on our website. Price and specifications mentioned here are subject to change as per the application, customer requirements and prevailing market conditions. Please refer to us for the final rates and offer.