
E355 Seamless Cold Drawn Precision Steel Tubes Carbon Steel Seamless Tube And Pipe
Material
E355 is a carbon metallic grade usually applied in manufacturing seamless tubes and pipes. the ones seamless cold drawn precision metallic tubes provide incredible mechanical residences and high dimensional accuracy, making them appropriate for vital engineering packages.
Specification
E355 seamless bloodless drawn steel tubes follow various worldwide requirements which include:
- EN 10305-1 (bloodless drawn tubes for precision packages)
EN 10216-2 (Seamless metallic tubes for strain purposes)
ASTM A106 / A179 (widespread Specification for Seamless Carbon steel Pipe for excessive-Temperature carrier)
GB/T 3639 (Seamless precision metallic tubes)
The tubes are generally artificial with managed chemical composition and unique dimension tolerances to make sure reliability and performance.
Key Features
- immoderate structural electricity and durability
brilliant dimensional precision with tight tolerances
accurate weldability and machinability
advanced floor end with minimal defects
Uniform wall thickness due to cold drawing method
terrific mechanical properties suitable for structural and pressure packages
Chemical Composition
Element | Typical Composition (%) |
Carbon (C) | 0.12 - 0.20 |
Manganese (Mn) | 0.50 - 1.60 |
Silicon (Si) | ≤ 0.35 |
Phosphorus (P) | ≤ 0.035 |
Sulfur (S) | ≤ 0.035 |
Nitrogen (N) | ≤ 0.012 |
Copper (Cu) | ≤ 0.55 |
Chromium (Cr) | ≤ 0.30 |
Nickel (Ni) | ≤ 0.30 |
Molybdenum (Mo) | ≤ 0.08 |
Mechanical Properties
Property | Typical Values |
Yield Strength (ReH) | ≥ 355 MPa |
Tensile Strength (Rm) | 490 - 630 MPa |
Elongation (A5) | ≥ 20% |
Impact Energy (KV) | ≥ 27 J (at room temperature) |
Hardness (HB) | Typically 130 - 180 |
Equivalent Grades (ASTM, EN, GOST, JIS, GB)
Standard | Equivalent Grade |
EN | E355 |
ASTM | A106 Grade B / A179 |
GOST | 20Х / St3sp |
JIS | S10C / S20C |
GB | 20G / 20# |
Application
E355 seamless bloodless drawn precision metal tubes are broadly implemented throughout multiple industries:
- automobile: pressure shafts, suspension additives, and structural components
Engineering & creation: Scaffolding, hydraulic cylinders, and mechanical components
Oil & fuel: Pipelines and strain vessels dealing with excessive load and pressure
machinery: Precision elements requiring tight dimensional tolerances and excessive electricity
fixtures: durable frames and structural helps
popular industry: Conveyors, boilers, and heavy-responsibility piping structures





TORICH Group, an one-stop service provider of raw materials engaged in raw material production, R&D and
trade, has 30+ years of experience in the market, exported to 56 +countries, and won good reputation and
credibility among domestic and foreign customers.
The company's production plant covers an area of over 10,000 square meters, with an annual production
capacity of 50,000 tons of materials and a comprehensive trading and warehousing capacity of 100,000 tons, which can satisfy customers' personalized needs for raw materials in terms of diversity and timeliness.
The group holds shares in more than ten domestic production entities, whose main products include
seamless steel pipes ( carbon steel and stainless steel), welded pipes ( carbon steel and stainless steel), pipe fittings ( carbon steel and stainless steel), titanium (titanium tubes, titanium rods, titanium cakes, titanium plates, etc.), aluminum (aluminum tubes, aluminum rods, aluminum die casting, aluminum casting, CNC machining), and CNC deep processing of metal materials such as tubes, rods, and casting parts.
Over the past 30 years, the company has been gradually developing new technologies and materials to meet
the growing needs of customers and various diversified needs, exporting to more than 56 countries and still
increasing the number of exporting countries, aiming to help customers to solve the demand for raw materials, and to facilitate one-stop purchasing for customers.






Q: Are you trading company or manufacturer ?
A: manufacturer,also can do trading.
Q: How long is your delivery time?
A: Generally speaking,it is 10-15 days if the goods are in stock,or it is 30-40 days if the goods are not in stock, it is according to quantity.
Q: Do you provide samples? is it free or extra ?
A: Yes, we could offer the sample for free charge but need pay the cost of freight.
Q: What is your terms of payment ?
A: Payment<=2000USD, 100% in advance. Payment>=2000USD, 30% T/T in advance ,balance before shippment.
If you have another question, pls feel free to contact with me.
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E355 Seamless Cold Drawn Precision Steel Tubes Carbon Steel Seamless Tube And Pipe Images
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