Table 10.

WDS analysis data (at.%) of the phases in the bulk of ZX4 at 1200 °C.

Phase	Nb	Ti	Si	Cr	Sn	O
	43.6 ± 0.36	15.4 ± 0.28	34.9 ± 0.48	0.9 ± 0.11	1.6 ± 0.09	3.6 ± 0.45
Nb5Si3	43.3–44.2	15.2–15.8	34.1–35.2	0.7–1	1.5–1.7	3.1–4
	48.8 ± 0.31	26.4 ± 0.37	2.9 ± 0.28	3.8 ± 0.22	12.4 ± 0.49	5.7 ± 0.40
Nb3Sn	48.6–49.4	25.8–26.8	2.7–3.4	3.5–4.1	11.6–12.7	5.2–6.2
	54.8 ± 0.46	26.4 ± 0.70	2.9 ± 1.65	6.4 ± 0.24	3.1 ± 0.17	6.4 ± 0.08
Nbss	54.2–55.2	25.7–27.1	1.3–4.6	6.2–6.7	3–3.3	6.3–6.5