No, the rectification of defects by welding is not permitted on Class 1 and Class 2 (high integrity) forgings.
Lead reduces the ductility of brass so use a tube with 1% lead.
Yes, heat to 500 to 525oC, hold for two hours and slow cool, to ensure an all alpha structure.
B16 is an ASTM specification for free cutting brass rod and bar.
TUNGUM is a trade name for aluminium-nickel-silicon-brass. CW700R (CZ127).
Copper nickel properties and applications are provided in this technical publication. Composition and properties of the 90/10 and 70/30 copper-nickel alloys are given, together with examples of their applications. 1982. 40pp. Archive for reseach purposes.
Copper nickel technical data for 90/10 and 70/30 alloys including compositions, physical, mechanical and fabrication properties for these two most commonly encountered copper-nickel alloys. 1982. 32pp. Archive for reseach purposes.
Information on the design and installation of copper domestic water services. Includes pipework jointing, tube bending, DZR brass. 2000. 36pp. (Out of print.)
The cost savings available when copper-nickel cladding is used to prevent corrosion and marine organism attachment are significant. This publication details how they can be achieved. 1986. 16pp. Archive for research purposes.
Gives reasons for choice of 90/10 copper-nickel alloy in preference to other materials for many applications. 1986. 16pp. Archive for research purposes.
Contains physical and mechanical properties of wrought 5% tin phosphor bronze, PB102. 1969. 12pp.
Detailed description of the range of coatings available with application methods and recommendations for use. 1991. 24pp.