Page 2 - Introduction; D1.8 Seismic Supplement Welding; Table of Contents
2 D1.8 Seismic Supplement Welding Manual www.lincolnelectric.com Introduction Lincoln Electric, the worldwide leader in welding equipment and consumables, is proud to present this manual to the American Welding Society’s D1.8 Seismic Supplement. Because welding is essential in the construction of th...
Page 3 - Customer Assistance Policy; This document is an update to Lincoln Electric’s 2008
D1.8 Seismic Supplement Welding Manual www.lincolnelectric.com 3 Customer Assistance Policy The Lincoln Electric Company sells welding consumables and related equipment. On occasion, purchasers may ask the Company for advice or information about the use of these products. As a customer accommodation...
Page 4 - Background; Recommended Specifications and
4 D1.8 Seismic Supplement Welding Manual www.lincolnelectric.com Background In January 1994, the Northridge, California earthquake caused unexpected damage to a number of welded steel-framed buildings in the greater Los Angeles area. The Federal Emergency Management Agency (FEMA) funded a variety of...
Page 5 - Structural Welding Code-Seismic Supplement
D1.8 Seismic Supplement Welding Manual www.lincolnelectric.com 5 The provisions within FEMA 353 were not binding but did become mandatory when incorporated into Contract Documents. While the FEMA recommendations were being drafted, the American Institute of Steel Construction (AISC) and the American...
Page 6 - The Purpose and Use of This Manual; Specifications for Structural Steel Buildings
6 D1.8 Seismic Supplement Welding Manual www.lincolnelectric.com The Purpose and Use of This Manual This manual has been prepared by The Lincoln Electric Company to assist our customers in complying with the requirements of AWS D1.8. Additionally, a summary of important provisions is included to ass...
Page 7 - Structural Welding Code—Steel
D1.8 Seismic Supplement Welding Manual www.lincolnelectric.com 7 The AISC’s Prequalified Connections document prescribes prequalified structural connections (beam-to-column connections, for example, not to be confused with AWS prequalified welding procedure specifications, or with prequalified joint...
Page 9 - TABLE 1: CODE COVERAGE FOR VARIOUS WELDS
D1.8 Seismic Supplement Welding Manual www.lincolnelectric.com 9 The seismic load resisting system (SLRS) has been renamed as seismic force resisting system (SFRS) to be consistent with terminology as revised in AISC seismic provisions and is “the assembly of structural elements in the building that...
Page 10 - Differences between FEMA 353 and AWS D1.8; Structural Welding Code – Seismic Supplement
10 D1.8 Seismic Supplement Welding Manual www.lincolnelectric.com Differences between FEMA 353 and AWS D1.8 As was previously mentioned, much of D1.8 was based upon recommendations contained within FEMA 353. However, differences between the two documents exist. In many cases, FEMA 353 recommendation...
Page 11 - A User’s Guide to AWS D1.8
D1.8 Seismic Supplement Welding Manual www.lincolnelectric.com 11 Significant revisions in the second edition are listed below. For more revisions please see pages vii-viii in the AWS D1.8/D1.8M:2009. Figures 4.1 and 4.2 – New figures added to illustrate detail of the transition of butt joints for u...
Page 12 - Welder Qualification
12 D1.8 Seismic Supplement Welding Manual www.lincolnelectric.com Structural.Detailers. Table 2 provides a list of references to specific D1.8 code provisions of particular interest to the structural detailer: Fabricators.and.Erectors. Much of D1.8 is directed to the Contractor performing the weldin...
Page 14 - Standard Terms and Definitions
14 D1.8 Seismic Supplement Welding Manual www.lincolnelectric.com Welding Procedure Specifications (WPSs) A welding procedure specification is “a document providing the required welding variables for a specific application to assure repeatability by properly trained welders and welding operators” ac...
Page 15 - Filler Metals – All D1.8 Welds
D1.8 Seismic Supplement Welding Manual www.lincolnelectric.com 15 From a practical perspective, it is expected that most contractors doing D1.8 work will use the same filler metals for both Demand Critical welds and other welds that are part of the seismic force resisting system. The effort required...
Page 17 - Techniques
D1.8 Seismic Supplement Welding Manual www.lincolnelectric.com 17 For FCAW-G and FCAW-S electrodes used to make Demand Critical welds, exposure of the filler metal after it has been removed from protective packaging is required to be controlled. In the absence of test data indicating otherwise, expo...
Page 18 - Regarding Welder Qualification
18 D1.8 Seismic Supplement Welding Manual www.lincolnelectric.com Inspectors. The Inspector’s role with respect to D1.8 is no different than the role as defined by AWS D1.1, namely to ensure that materials and workmanship meet the requirements of the code and contract documents. This is done by perf...
Page 19 - Regarding Structural Details
D1.8 Seismic Supplement Welding Manual www.lincolnelectric.com 19 References 1. Federal Emergency Management Agency, July 2000, Recommended Specifications and Quality Assurance Guidelines for Steel Moment - Frame Construction for Seismic Applications (FEMA 353), FEMA, Washington, D.C. 2. American We...
Page 20 - Lincoln Electric Products
20 D1.8 Seismic Supplement Welding Manual www.lincolnelectric.com Lincoln Electric Products The Lincoln Electric Company offers a broad range of filler metals capable of meeting the requirements of AWS D1.8 Seismic Welding Supplement. Whether your choice of welding process is SMAW, FCAW-S, FCAW-G, G...
Page 22 - TABLE 3: HEAT INPUT LIMITS FOR DEMAND CRITICAL WELDS
22 D1.8 Seismic Supplement Welding Manual www.lincolnelectric.com Exposure Testing: Lincoln Electric Approved Filler Metal per AWS D1.8/D1.8M:2009, Subclause 6.1.3 TABLE 3: HEAT INPUT LIMITS FOR DEMAND CRITICAL WELDS . Product.Name Diameters.. Available High.Heat.Input inches.avg. Low.Heat.Input inc...
Page 23 - TABLE 3: HEAT INPUT LIMITS FOR DEMAND CRITICAL WELDS (cont’d)
D1.8 Seismic Supplement Welding Manual www.lincolnelectric.com 23 TABLE 3: HEAT INPUT LIMITS FOR DEMAND CRITICAL WELDS (cont’d) . Product.Name Diameters.. Available.(in) High.Heat.Input mm(in.).avg. Low.Heat.Input mm.(in.).avg. Exposure.Time.@. 80°F./.80%.Relative.Humidity Filler.Metal.with.70.ksi.M...
Page 24 - Appendices; Intermix Testing Results
24 D1.8 Seismic Supplement Welding Manual www.lincolnelectric.com Appendices The following appendices reference the required documentation required to support the use of suggested Lincoln Electric products for D1.8 Demand Critical applications. Check with your Lincoln Electric sales representative, ...
Page 26 - TABLE 4: D.18 APPROVED PRODUCTS WITH CERTIFICATES AVAILABLE; Lincoln Electric D1.8 Approved Products - Certificates Available
26 D1.8 Seismic Supplement Welding Manual www.lincolnelectric.com TABLE 4: D.18 APPROVED PRODUCTS WITH CERTIFICATES AVAILABLE Product.Name AWS.Classification Diameters.. Available.(in.) Self-Shielded,.Flux-Cored.Wire Innershield ® NR-232 AWS E71T-8-H16 0.068, 0.072, 5/64 Innershield ® NR-233 AWS E71...
Page 27 - MEETS ALL
D1.8 Seismic Supplement Welding Manual www.lincolnelectric.com 27 MEETS ALL REQUIREMENTS OF AWS D1.8:2009
Page 40 - Intermix Testing
40 D1.8 Seismic Supplement Welding Manual www.lincolnelectric.com Appendix B: Intermix Testing When FCAW-S is intermixed with welds made by processes other than FCAW-S, the intermixed zone must be tested in accordance with Annex B of AWS D1.8. This testing can be performed by the filler metal manufa...
Page 42 - Alternative To Production
42 D1.8 Seismic Supplement Welding Manual www.lincolnelectric.com Appendix C: Alternative To Production Lot Testing As an alternative to certification by test of every production lot made, D1.8 allows an alternative means for a manufacturer to demonstrate that products are manufactured consistently ...
Page 45 - NOTES
D1.8 Seismic Supplement Welding Manual www.lincolnelectric.com 45 NOTES
Page 46 - District Sales Offices
46 D1.8 Seismic Supplement Welding Manual www.lincolnelectric.com ALABAMA. BIRMINGHAM 35124-1133 (205) 988-8232 DOTHAN 36303-5533 (334) 782-1074 JACKSON 39212-9635 (601) 506-4598 MOBILE 36527-5323 (251) 377-8574 ALASKA. Contact VANCOUVER, WA (360) 693-4712 ARIZONA. PHOENIX 85260-1745 (480) 348-2004 ...
Page 47 - CANADA; Automation Division
D1.8 Seismic Supplement Welding Manual www.lincolnelectric.com 47 LATIN.AMERICA Miami, Florida U.S.A. Phone: (305) 888-3203 SOUTH.AMERICA Sao Paulo, Brazil Phone: 011 55 11 2431 4703 EUROPE Barcelona, Spain Phone: 34 91 816 4266 RUSSIA,.AFRICA. &.MIDDLE.EAST Cleveland, OH U.S.A. Phone: (216) 481...
