In the seamless steel pipe series, there is a material called Q345B seamless steel pipe is a low alloy series. In the low alloy material, this material is the most common. Q345B seamless steel pipe in the past is called: 16Mn seamless steel pipe.
Products Description
It is widely use in many fields like the following:
There are many classification methods, according to the manufacturing process classification are: hot rolled seamless pipe and cold rolled seamless pipe.
Classified by use: seamless steel pipe for general structure, seamless steel pipe for conveying fluid, seamless steel pipe for medium and low pressure boilers, and seamless steel pipe for high pressure boilers
According to the material: high-quality carbon structural steel seamless steel pipe, low alloy structural steel seamless steel pipe, alloy steel seamless steel pipe.
Seamless steel pipes have a wide range of uses, and can be used to process mechanical parts, to transport liquids or gases, to make drive bearings, and to build rigid structures..
Q345B Seamless Steel Pipe Features
1.Excellent corrosion resistance: Q345B seamless steel pipe with appropriate alloy additives, has very good corrosion resistance, especially in acid, alkali and other corrosive media excellent performance.
2. High strength: The tensile strength of Q345B steel is as high as 490MPa or more, and the strength of Q345B seamless steel pipe is also very high, which can be used in high-strength industrial fields.
3. Good plasticity: Q345B seamless steel pipe has good plasticity and toughness during processing, which can maintain its integrity in a changing environment.
4. Smooth surface: Q345B seamless steel pipe surface is smooth, no obvious burrs, usually not easy to produce heat transfer problems, can ensure the quality of liquid or gas transmission.
Chemical Composition Of Q345B Seamless Steel Pipe:
|
C |
S |
Mn |
p |
S |
Ni |
Cr |
Cu |
V |
Nb |
|
0.12-0.20 |
0.20-0.60 |
1.00-1.60 |
≤0.040 |
≤0.040 |
≤0.30 |
≤0.30 |
≤0.20 |
0.02-0.15 |
0.015-0.06 |
Q345B Seamless Steel Pipe Production:

Our service
We guarantee to reply to your inquiry/email as soon as possible.
We guarantee that you will receive higher quality products from us.
We guarantee to send you the samples as soon as possible.
We guarantee to provide you with professional and efficient services.
We guarantee to deliver as soon as possible and we guarantee to accept customized requirements.
FAQ
Q: Do you offer free samples?
A: Yes, we can provide free samples for testing, and the buyer shall bear all shipping costs.
Q: Do you accept third-party inspections?
A: Yes, we absolutely accept it.
Q: How do you guarantee your products?
A: Each product is manufactured in a certified workshop and inspected piece-by-piece according to national QA/QC standards.
We can also issue warranties to customers to guarantee quality.
Q: What are your strengths?
A: (1) High quality and reasonable price.
(2) : Extensive after-sales service experience.
(3) : Each process is inspected by the responsible QC to ensure the quality of each product.
(4) : Professional packaging team will keep each package safe.
(5) : Trial orders can be completed within one week.
(6) : Samples can be provided according to your request.
Q: What are your payment terms?
A: Payment <=10000 USD, 100% in advance. Payment >=10000 USD, 30% telegraphic transfer in advance, balance based on copy of Bill of lading or sight L/C.
Packing & Shipping:
Q345B seamless steel pipe
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