2019 wholesale price Alloy Seamless Steel Pipe ASTM 5120 Alloy Steel Tube 5140 20cr 42CrMo 4140 4120 Seamless Pipes for Ships
Short Description:
20Cr alloy steel pipe is a kind of high-precision steel pipe material after cold drawing or hot rolling treatment. Because the inner and outer walls of precision steel pipes have no oxide layer, no leakage under high pressure, high precision, high finish, no deformation during cold bending, flaring, flattening and no cracks, etc., 20cr precision steel pipes are widely used in automobiles, motorcycles, electric vehicles, petrochemical, electric power, ships, aerospace, bearings, and pneumatic components.
We support our customers with ideal premium quality products and solutions and superior level assistance. Becoming the specialist manufacturer in this sector, now we have received rich practical experience in producing and managing for 2019 wholesale price Alloy Seamless Steel Pipe ASTM 5120 Alloy Steel Tube 5140 20cr 42CrMo 4140 4120 Seamless Pipes for Ships, Good quality, timely service and Competitive price, all win us a good fame in xxx field despite the international intense competition.
We support our customers with ideal premium quality products and solutions and superior level assistance. Becoming the specialist manufacturer in this sector, now we have received rich practical experience in producing and managing for Seamless Steel Pipe and Black Pipe, Only for accomplishing the good-quality product to meet customer’s demand, all of our products have been strictly inspected before shipment. We always think about the question on the side of the customers, because you win, we win!
|
Grade |
C |
Si |
Mn |
Cr |
Mo |
Ni |
|
20Cr |
0.18-0.24 |
0.17-0.37 |
0.50-0.80 |
0.70-1.00 |
/ |
/ |
|
Grade |
Tensile Strength(MPa) |
Yield Strength(MPa) |
% Elongation in 2 in.(50mm) min |
|
20Cr |
785-835 |
490-540 |
10 |
20Cr alloy steel pipe can improve the material utilization rate, simplify the manufacturing process, save materials and processing time, such as rolling bearing rings, jack sleeves, etc.
20Cr alloy steel pipe is also an indispensable material for various conventional weapons, and the barrel and barrel of the gun are made of steel pipe.
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 or Cold Rolling, On line inspection
5. Heat Treatment
6. Straightening/Cutting to specified length/Finished Measuring Inspection
7. Quality Testing in own lab with Tensile Strength, Yield Strength, Elongation, Hardness, Straightness, etc.
8. Packing and Stocking.
100% Eddy Current Testing.
100% Size Tolerance Checking.
100% Tube surface checking to avoid surface defects
Hot Rolled, Annealed, Normalized, Quenched and Tempered
Packaging
1. Bundle packing
2. Beveled end or plain end or varnished as per buyer’s required
3. Marking: as per customer’s requests
4. Painting varnish coating on the pipe
5. Plastic caps at ends
Delivery time
With 15-30 days after full payment receivedWe support our customers with ideal premium quality products and solutions and superior level assistance. Becoming the specialist manufacturer in this sector, now we have received rich practical experience in producing and managing for 2019 wholesale price Alloy Seamless Steel Pipe ASTM 5120 Alloy Steel Tube 5140 20cr 42CrMo 4140 4120 Seamless Pipes for Ships, Good quality, timely service and Competitive price, all win us a good fame in xxx field despite the international intense competition.
2019 wholesale price Seamless Steel Pipe and Black Pipe, Only for accomplishing the good-quality product to meet customer’s demand, all of our products have been strictly inspected before shipment. We always think about the question on the side of the customers, because you win, we win!
