World Wide Metric, Inc.
37 Readington Road
Branchburg, New Jersey 08876
Phone: 732-247-2300 • Fax: 732-247-7258
E-Mail: sales@worldwidemetric.com • Web site: www.worldwidemetric.com
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Other wall thicknesses are available from stock.
Unit of Measure

Specifications

RA 1 - Nominal Size

 N/A 20 in

RA 2 - Nominal Size

 N/A 16 in

RA 1 - OD

 N/A 508 mm

RA 2 - OD

 N/A 419 mm

S1

 N/A 5.0 mm

S2

 N/A 4.5 mm

a 

 N/A 440 mm

b 

 N/A 479 mm

L

 N/A 680 mm

Weight

 N/A 73.50 kg

Norm

 N/A EHN 9603/310

Note

 N/A Welded

Material

 N/A Copper-Nickel