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Cold Drawn/Rolled Black Phosphated Hydraulic Steel Tube with High Precision
The high-precision bright seamless steel pipe is used as the phosphating pipe, and the inner and outer walls of the steel pipe are phosphated with high-quality phosphating solution to form a black or gray phosphating protective film.
Absorb antirust oil through the small holes of the phosphating film to prevent rust, and put plastic covers on both ends to prevent dust. -
DIN/EN Army Green Passivated High Precison Seamless Steel Tube
This type steel tube are produced accoding to DIN 2391/C EN10305-1 or DIN 2445 standard. Its features are high precsion, smooth surface, strong anti rust and anti corrosion property. After 220 hours' Salt Spray Test, there is no any corrosion. -
ST37.4 ST44.4 ST52.4 Priceison Steel Tube for dynamic Loads Normal Pressures 100 to 400 bar
ST37.4 ST44.4 ST52.4 Seamless Steel Tube for dynamic Loads Normal Pressures 100 to 400 bar accoding to DIN 2445 or DIN1630 standard. Its features are high precsion, smooth surface, strong anti rust and anti corrosion property. After 220 hours' Salt Spray Test, there is no any corrosion.
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- jin@newgapower.com
