| 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)


Monti Tools, Inc.

Surface cleanliness of SSPC-10 | Anchor profile up to 4.7 mils | Removes corrosion & coatings | ATEX approved for zone 1 | | 832-623-7970

Jessup Manufacturing Company
More Traction for Extreme Marine Conditions

Jessup Safety Track® 3800 Military Grade peel-and-stick non-skid tapes and treads provide extra slip resistance for decks. MIL-PRF-24467C Type XI, Black & Gray.

HoldTight Solutions Inc.

Our HoldTight®102 salt remover & flash rust preventer prevents flash
rust by removing surface contaminants. It has no equal; only wannabees.
Contact us for your
nearest distributor.
(800) 319.8802

Industrial Vacuum Equipment Corp.
Hurricane Vacuums
& Dust Collectors

Vacuum and dust collector hose, filters and related accessories.

GMA Garnet USA
GMA Garnet™
Natural Abrasives

- Superior cleaning
- Even Profile
- Low Dust
- Cost-Effective
- Environmentally friendly
- Recyclable up to 5 times
Tel : +1 832 243 9300

Sherwin-Williams Protective & Marine Coatings

With 4,000 distribution points and 3,700+ years of experience, Sherwin-Williams delivers the products, support and expertise you need, right where you need it.


The Next Generation
of Blasting

• Lightest
• Coolest
• Most Comfortable
• Most Dependable

Find BLACK BEAUTY® Abrasives

Use our online tool to search by address, city or zip code to find where you can buy BLACK BEAUTY® abrasives. Or call us toll free: 1-888-733-3646

Fischer Technology Inc.
DUALSCOPE®FMP100 with DataCenter IP

Transfer customized inspection plans from PC to FMP100 using step-by-step guidance with prompts and pictures throughout the measurement procedure

CHLOR*RID International Inc.
Free Webinar

Learn about soluble salts, along with a discussion on allowable levels.
More information at,


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 2000-2015, 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