DIN2391 NBK St52 Precision Seseamless Steel Pipe
1.Quick Detail:
Black Phosphated Hydraulic Tubes with High Precision
EN10305-1, EN10305-4, DIN2391,
E235, E355, ST37.0, ST44.0, ST52.0
Steel Pipes with high precision for Hydraulic Systems Black
Phosphating
2.Production process:
DIN series tubes, cold drawn and bright annealed precision seamless
steel tube is used as the tube to be phosphated. The
phosphorization is realized with the imported chemical fluid to
form a black film. The antirust oil is absorbed by means of the
micropore on the film to prevent the tubes from getting rust.
3.Main Features:
Bright black color is homogeneously distributed on the tube
surface. The tube has good property of antirust.
4.Main Application:
Phosphated hydraulic tube is mainly used in hydraulic system.
5.Our products are widely used in:
Engineering machinery Machine tool industry Hydraulic industry
Special vehicle
Automobile pipeline Heavy machinery Compressor Shipbuilding
industry
Railway locomotive Diesel engine Utility boiler Injection molding
machine
Power equipment Heavy duty automobile Forging and stamping machine
6.Main Characteristics:
No Oxidation Layer on the Outer and Inner Walls
No Crack under Flaring and Flattening
No Leakage under High Pressure
No Distortion after Cold Bending
High Precision High Cleanness Excellent Brightness
Detailed Images
1~ Incoming Raw Material Inspection
2~ Raw Material Segregation to avoid steel grade mix-up
3~ Heating and Hammering End for Cold Drawing
4~ Cold Drawing and Cold Rolling, on line inspection
5~ Heat Treatment, +A, +SRA, +LC, +N, Q+T
6~ Straightening-Cutting to specified length-Finished Measuring
Inspection
7~ Machanical Testing in own labs with Tensile Strength, Yield
Strength, Elongation, Hardness,
Impact, Mictrostruture etc
8~ Packing and Stocking.
A: A professional steel pipes materials inventor, manufacturer and solution provider
A: Generally it is 7-14 days if the goods are in stock. or it is 30-60 days if the goods are not in stock, it is according to quantity.
A: Yes, we could offer the sample of DIN2391 NBK St52 Precision Seseamless Steel Pipe for free charge but need pay the cost of freight.
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30%
T/T in advance ,balance before shippment.
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Our products are sold all over the world, you can rest assured.
