IOS Certificate 2019 Tungsten Wire Used Heating Element For Vacuum Coating Temperature Furnace Heating Element

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We are proud in the significant client satisfaction and wide acceptance due to our persistent pursuit of top quality both on merchandise and repair for IOS Certificate 2019 Tungsten Wire Used Heating Element For Vacuum Coating Temperature Furnace Heating Element, We warmly welcome prospects, organization associations and mates from everywhere in the earth to get in touch with us and request cooperation for mutual benefits.
We are proud in the significant client satisfaction and wide acceptance due to our persistent pursuit of top quality both on merchandise and repair for Tungsten Wire, Tungsten Wire Used Heating Element, Used Heating Element, With many years good service and development, we have a qualified international trade sales team. Our items have exported to North America, Europe, Japan, Korea, Australia, New Zealand, Russia and other countries. Looking forward to build up a good and long term cooperation with you in coming future!
Chemical composition:

Main and minor components Min.content(%)
W 99.97
Impurities Max.values (μg/g)
Al 15
Cu 10
Cr 20
Fe 30
K 10
Ni 20
Si 20
Mo 100
C 30
H 5
N 5
O 20
Cd 5
Hg 1
Pb 5

Diameter and tolerances:

Diameter (mm) Tolerance (mm)
1.00-2.39 ±0.05
2.40-2.99 ±0.08
3.0-10.0 ±0.10

Length and tolerance:

Length (mm) Tolerance (mm)
50 ±1.5
75 +2.5/-1.0
150 +4.0/-1.0
175 +6.0/-1.0
300 +8.0/-1.0
450 +8.0/-1.0
600 +13.0/-1.0

Straihtness(mm): max. deviation 0.5/100 mm length
Thermal treament: unannealed
Density: ≥19.2g/cm³
Surface: centerless ground


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