| Connect Follow us on Twitter Like us on Facebook
About | Subscribe | Advertise


D1155 Standard Test Method for Roundness of Glass Spheres

All Standards | ASTM Standards
Search Standards

Click to Purchase and Download this Standard or Test Method

Revision Date: September 27, 2010
Updated On: September 29, 2010
Editorial Change:
The roundness of glass spheres is one measurable aspect relating to their performance as a retroreflective media. The function of this test method is to measure the percent of true spheres as related to compliance with applicable specifications.

Note 1—This method has been used in other industrial areas outside the intended scope of this test method.

(Back to all Standards)


NACE International, The Corrosion Society
Get the Basics Anytime, Anywhere!

Take this online training to eliminate juggling your work schedule with continuous education. Learn corrosion causes, types, and how it can be controlled.

Termarust Technologies
Termarust (HR CSA) Chemically Stops
Active Corrosion

Truss bridge treated with Termarust's (HR CSA) in 1995. This highway & rail truss bridge is still stable and there still is no active corrosion.

Mitsubishi Gas Chemical America
Performance Amine 1,3-BAC

A highly reactive cycloaliphatic diamine offering superior performance. Reasonable cost and curing efficacy makes it suitable for all types of epoxy resin applications.

Waterjet Technology Association (WJTA)
2016 WJTA-IMCA Expo Nov. 2-3, New Orleans

See the latest advances in automated and handheld UHP waterjetting tools/systems for paint/coating removal, surface prep, industrial cleaning. Exhibits, live demos.

HoldTight Solutions Inc.

Our HoldTight®102 salt remover & flash rust
preventer prevents flash
rust by removing surface contaminants. Contact us
for your nearest distributor.
(800) 319.8802

US Minerals
US Minerals -
Black Magnum

With nationwide production and distribution capabilities, U.S. Minerals supplies a complete range of coal slag and other abrasives to meet all of your blasting needs.

NLB Corporation
NLB Sure Shroud: Greater Protection and Flexibility

NLB’s Sure Shroud’s lighter weight and flexibility reduces operator fatigue and offers unmatched protection against high pressure hose ruptures. 10k to 40k psi rated.

Dampney Co., Inc.
Temperature Indicating Paint/Coating

protective coating that provide a visual warning that a pipe, vessel, reactor, transfer line, and similar equipment is overheating due to failure of refractory linings or the bypassing of hot gasses.

International WorkBoat Show

SAFE Systems, Inc.
Custom blast rooms
by SAFE Systems

Don't waste time and money "making do" with a "standard" design. Let us work with you to design and build the system that best fits your requirements.
Call 1-800-634-7278

Technology Publishing

The Technology Publishing Network

The Journal of Protective Coatings & Linings (JPCL) PaintSquare
Durability + Design Paint BidTracker

EXPLORE:      JPCL   |   PaintSquare News   |   Interact   |   Buying Guides   |   Webinars   |   Resources   |   Classifieds
REGISTER AND SUBSCRIBE:      Free PaintSquare Registration   |   Subscribe to JPCL   |   Subscribe to PaintSquare News
MORE:      About   |   Privacy policy   |   Terms & conditions   |   Site Map   |   Search   |   Contact Us

© Copyright 2000-2016, Technology Publishing / PaintSquare, All rights reserved
2100 Wharton Street, Suite 310, Pittsburgh PA 15203-1951; Tel 1-412-431-8300; Fax 1-412-431-5428; E-mail