References

1. CT 06836-1840 Standard desingations for copper and opper alloys
2. Binary alloy phase diagrams(Vol.1 ed.) T.B.Massalski(ed.)
3. Welding and Cutting v.2 The contact-tube distance in a gas-shielded metaiarc welding - How does it work?
4. J. of Korean Soc. for Heat Treatment v.14 Effects of Cr content and thermemechenical treatment on tensile strength and electrical conductivity of Cu-Cr alloy Ki-Tae, Kim.;Woon-Jae,Jung;Han-Chul Syn;Chong-Sool Choi
5. Japanese Society of Metals v.5 Nonferrous Material
6. Welding Journal v.80 Contact tube temperature during GMAW G.Adam;T.A.Siewert;T.P.Quinn;D.P.Vigliotti
7. Welding Journal v.78 no.12 Understanding contact tip longevity for gas metal arc welding J.Villafuerte
8. Welding Journal v.45 Study of current contact tubes for gas metal are welding J.F.rudy;D.C.Brown;W.G.Groth
9. Welding Journal v.66 Fluctuation of the wire feeding rate in gas metal arc welding T.Yamada;O.Tanaka
10. Paton Welding Journal v.3 V.G.Degtyarev;M.P.Novikov;N.M.Voropai
11. Welding Journal v.74 Contact tube wear detection in gas metal arc welding T.P.Quinn;R.B.Madigan;M.A.Mornis;T.A.Siewert
12. Welding Journal v.65 Increasing contact tube life during titanium gas metal arc welding R.DeNale;W.E.Lukens
13. Welding Journal v.79 no.10 Calculating the total cost of GMAW gun ownership H.Shah
14. U.S. Patent #5,726,420 Taper lock contact tip and head assembly for welding device B.Lajoie
15. Welding Journal v.79 Improving contact-tube performance through cryogenics J.Villafuerte
16. Welding Journal v.82 no.11 Stronger copper for longer lasting contact tipss and electrodes J.Villafuerte