Nitinol superelastic wire

Specifications:φ0.025mm-φ7.0mm Executive standard:ASTM f2063-18,ASTM f2516-18 Surface state:passivation state,black bright state,bright state,light oxidation state Material grade:nt-m,nt-e,nt-s

Product accessories：

◆ Dimension and tolerance range

diameter（mm）	tolerance（mm）
＞0.025-0.05	±0.004
＞0.05-0.25	±0.005
＞0.25-0.35	±0.007
＞0.35-1.00	±0.010
＞1.00-2.00	±0.015
＞2.00-4.00	±0.020
＞4.00-7.00	±0.1

◆ Physicochemical index

chemical composition ，%/wt
Ni	54.5~57.0	C	0.04max.
Ti	Remainder	O	0.04max.
Fe	0.05max.	Cr	0.01max.
melting point,℃		density/,g/cm³
1310		6.45
Phase transition temperature/℃
As(Fully annealed state)	-30 ~ -5	Af(Fully annealed state)	-25 ~ 0

◆ Mechanical properties

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test result
	NT-M	NT-E	NT-S
Strength of upper platform (MPA)	≥440	≥480	≥520
Lower platform strength (MPA)	≥80	≥100	≥120
Residual strain after 6% strain (%)	＜0.5	＜0.5	＜0.5
Tensile strength (MPA)	≥1200	≥1200	≥1200
Elongation (%)	≥10	≥10	≥10
Maximum recoverable strain (%)	≥6%	≥8%	≥8%

◆ Metallurgical structure

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◆ Application

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keywords：

plusmn state tolerance

classification：

material

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