Professional China High Quality Carbon Alloy Steel Pipes 4140/4130/4340/40cr/20cr Seamless for Various Industrial Applications
Short Description:
Our improvement depends around the sophisticated gear, outstanding talents and repeatedly strengthened technology forces for Professional China High Quality Carbon Alloy Steel Pipes 4140/4130/4340/40cr/20cr Seamless for Various Industrial Applications, Usually with the majority of business enterprise users and traders to supply best high-quality solutions and superb provider. Warmly welcome to join us, let’s innovation together, to flying dream.
Our improvement depends around the sophisticated gear, outstanding talents and repeatedly strengthened technology forces for , Our main objectives are to offer our customers worldwide with good quality, competitive price, satisfied delivery and excellent services. Customer satisfaction is our main goal. We welcome you to visit our showroom and office. We are looking forward to establish business relation with you.
|
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 receivedOur improvement depends around the sophisticated gear, outstanding talents and repeatedly strengthened technology forces for Professional China High Quality Carbon Alloy Steel Pipes 4140/4130/4340/40cr/20cr Seamless for Various Industrial Applications, Usually with the majority of business enterprise users and traders to supply best high-quality solutions and superb provider. Warmly welcome to join us, let’s innovation together, to flying dream.
Professional China Seamless Pipes and Carbon Round Pipes, Our main objectives are to offer our customers worldwide with good quality, competitive price, satisfied delivery and excellent services. Customer satisfaction is our main goal. We welcome you to visit our showroom and office. We are looking forward to establish business relation with you.
