Welcome to the official website of Taizhou Wanzhou Machinery Co., Ltd!
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· Municipal R & D Center
· 15 Engineer
· 22 sets of testing equipment
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|
Item |
Name |
Quantity |
|---|---|---|
|
1 |
Three coordinates |
1 |
|
2 |
Brinell, Rockwell and Vickers hardness machines |
3 |
|
3 |
Roughness tester |
1 |
|
4 |
Deflection instrument |
1 |
|
5 |
Deflectometer thickness tester |
1 |
|
6 |
Tensile test |
1 |
|
7 |
Carbon sulfur analyzer |
1 |
|
8 |
Visible spectrophotometer |
1 |
|
9 |
Salt spray tester |
1 |
|
10 |
Profilometer |
1 |
|
11 |
Microscope |
1 |
|
12 |
Flaw detector |
1 |
|
...... |
||
|
roughcast |
heat treatment |
surface treatment |
Salt spray test capability |
|---|---|---|---|
|
Forging (forged steel, forged aluminum) |
Induction quenching (high frequency, medium frequency and ultra audio frequency quenching) |
Galvanized |
No red rust in 1000 hours |
|
Casting (cast iron, cast steel, cast aluminum) |
Conditioning |
Hard chromium plating |
No red rust in 48 hours |
|
Cold heading |
Vacuum quenching |
Soft chromium plating |
No red rust after 120 hours |
|
Cold extrusion |
carburization |
plate with nickel |
No red rust in 48 hours |
|
Cold stamping |
Soft nitriding |
zn-ni |
No red rust in 1000 hours |
|
… |
Box type gas carburizing and nitriding furnace |
anodic oxidation |
No red rust in 1000 hours |
|
|
… |
Blackening |
No red rust in 16 hours |
|
|
|
Phosphating |
No red rust in 72 hours |
|
|
|
QPQ |
No red rust after 120 hours |
|
|
|
Soft nitriding |
96 hours without red rust |
|
|
|
dacromet |
No red rust in 1000 hours |
|
|
|
gold-plated |
No red rust after 120 hours |
|
|
|
Teflon |
friction coefficient0.05-0.1 |
|
|
|
electrophoresis |
No red rust after 120 hours |
|
|
|
… |
|
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