Lincoln Electric D1.8 - Manuals

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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, ...

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...

D1.8 Seismic Supplement Welding Manual www.lincolnelectric.com 27 MEETS ALL REQUIREMENTS OF AWS D1.8:2009

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...

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 ...

D1.8 Seismic Supplement Welding Manual www.lincolnelectric.com 45 NOTES

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 ...

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...