Nickel and nickel alloy wire heating wire for Electric vacuum

Name

Brand

          Main chemical composition,%

Ni+Co

Cu

Si

Mn

C

Mg

impurity

Pure

nickel

N4

≥99.9%

≤0.015

≤0.03

≤0.002

≤0.01

≤0.01

≤0.1

N6

≥99.5

≤0.10

≤0.10

≤0.05

≤0.10

≤0.10

≤0.5

Electric vacuum nickel

DN

≥99.35

≤0.06

0.02-0.10

≤0.05

0.02-0.10

0.02-0.10

-

Ni-Si

NSi0.19

≥99.4

≤0.05

0.15-0.25

≤0.05

≤0.10

≤0.05

-

Ni-Mg

NMg0.1

≥99.6

≤0.05

<0.02

≤0.05

≤0.05

0.07-0.15

-

Diameter(mm)

status

Tensile strength,N/mm2

Elongation%

(no less than)

N4

N6. DN. Nsi0.19. NMg0.1

0.03-0.20

M

≥370

≥420

15

0.20-0.50

≥340

≥390

20

0.50-1.00

≥310

≥370

20

1.00-6.00

≥290

≥340

25

0.10-0.50

Y2

685-885

780-980

-

0.50-1.00

580-785

685-835

-

1.00-6.00

490-640

540-685

-

0.03-0.09

Y

780-1275

880-1325

-