2004年1月14日 · As for the selection of D698 or D1556 - this many times is a matter of choice. Typically for granular fills I would use, 97% MDD D1556 = 100% MDD D698. I will typically …

2005年6月15日 · Is it standard practice in your area (where are you?) to conduct periodic "backup" tests using sand cone (ASTM D1556), drive cylinder (ASTM D2937), or other …

2000年12月4日 · There is also a nuclear density test apparatus (standard test ASTM D2922), but equipment is more expensive and must be operated by specialist technicians. the sand cone is …

2008年5月14日 · I presume when you say you have 98 to 100% compaction, you mean relative to the optimum dry density at whichever one you are using (i.e., Standard Proctor (ASTM D698) …

2019年10月2日 · ASTM D1556 has several requirements for density sand. Max particle size, uniformity, free-flowing, etc, but no specific requirement for its density. Most that I have used …

2002年11月17日 · I'm trying to determine a correlation between Standard and Modiified Proctors. Here's my problem. Small strip mall in silty clay over limestone and sinkholes opened during a …

2003年4月14日 · 2) Perform a proctor ASTM D1556 on the soil being compacted in your local materials testing laboratory. 3) Use the proctor value and any of a number of methods of …

2003年4月14日 · 2) Perform a proctor ASTM D1556 on the soil being compacted in your local materials testing laboratory. 3) Use the proctor value and any of a number of methods of …

DIN EN 10025-4 also covers structural plates in HSLA grades, but the highest strength available is S460ML (1.8838) which is roughly equivalent to ASTM Grade 70. Producers such as …

2006年6月12日 · Similar US standards may include ASTM A 536 -Standard Specification for Ductile Iron Castings; ASTM B 320 Standard Practice for Preparation of Iron Castings for …