We are offering copper alloy tubes.Nickel alloy : astm asme sb 163 uns 2200 ( nickel 200 )astm asme sb 163 uns 2201 (nickel 201 )astm asme sb 163 165 uns 4400 (monel 400 )astm asme sb 464 uns 8020 ( alloy 20 20 cb 3 )astm asme sb 704705 uns 8825 inconel (825)astm asme sb 167 517 uns 6600 (inconel 600 )astm asme sb 167 uns 6601 ( inconel 601 ) astm asme sb 704 705 uns 6625 (inconel 625)astm asme sb 619622626uns 10276 ( hastelloy c 276 ) copper alloy:astm asme sb 111 uns no. C 10100, 10200, 10300, 10800, 12000, 12200, 70600, 71500.Astm asme sb 466 uns no c 70600 ( cu -ni- 9010), c 71500 ( cu -ni- 7030)