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Home > Stainless Steel > Stainless Steel 420 Tubing
Laila Pipes and Tubes is a reputable manufacturer and supplier of top-notch Stainless Steel 420 Tubing based in Muscat, Oman. They specialize in precision-engineered tubing that adheres to international standards, making it perfect for applications that demand high strength, hardness, and moderate corrosion resistance. With state-of-the-art manufacturing facilities, rigorous quality control measures, and a skilled technical team, Laila Pipes and Tubes caters to various industries, including automotive, aerospace, chemical processing, medical, and general engineering. Known for their consistent quality, prompt delivery, and customer-centric approach, the company has built a solid reputation in both regional and global markets.
Stainless Steel 420 Tubing is primarily made of chromium, with a touch of carbon added to boost its hardness and wear resistance. It showcases impressive mechanical strength, toughness, and moderate resistance to corrosion, particularly when hardened or tempered. This tubing boasts a tensile strength of around 700 MPa and shows good resistance to scaling at elevated temperatures. Thanks to its martensitic structure, Stainless Steel 420 is highly machinable, making it easy to shape into precise forms. Its unique combination of hardness and durability makes it a favored material for mechanical, structural, and industrial applications.
Item | Stainless Steel 420 Tube |
Standard | GB, AISI, ASTM, ASME, EN, BS, DIN, JIS |
Type | Seamless / ERW / Welded / Fabricated / CDW |
Outer Diameter Size | SEAMLESS – 1/2″ NB TO 18″ NB WELDED / ERW- 1″ NB TO 16″ NB EFW – 8″ NB TO 110″ NB |
Form | 420 Round Tubing, 420 Square Tubes, 420 Rectangular Tube, “U” Shape 420 Tubing, 420 Hydraulic Tubes |
Wall Thickness | Schedule 10 To Schedule 160 (3 mm to 100 mm Thickness) |
Length | 01 Meter to 12.5 Meters, Single Random Length, Double Random Length And Customize Size End: Plain End, Beveled End, Treaded |
Delivery Conditions | As Rolled, Formed, Stress Relieved, Annealed, Hardened, Tempered, Cold Draw |
Coating | Electropolish, Mechanical Polish, Satin Finish, Passivated |
Testing | Product Analysis, Transverse Tension Test, Flattening Test, Etching Test, Radiographic Examination, Stabilizing Heat Treatment, Intergranular Corrosion Test, Weld Decay Test, Magnetic Particle Detection, Grain Size Test, NACE 0175, Dual Grade, PWHT (POST WELD HEAT TREATMENT), Flare Test, Bend Test, Hardness Test, Tensile Test etc |
Dimension | All Tubes Is Manufactured and Inspected / Tested to the Relevant standards including ASTM and ASME |
Value Added Services | Draw / Expansion / Machining / Sand Blasting / Shot Blasting / Heat Treatment |
Packaging | Loose / Bundle / Wooden Pallet / Wooden Box / Plastic Cloth Wraps / Plastic End Caps / Beveled Protector |
Material Test Certificate | Manufacturer Test Certificate As Per EN10204 3.1, 3.2 / Laboratory Test Certificate From NABL Approved Lab. / Under Third Party Inspection Agency Like SGS, TUV, DNV, LLOYDS, ABS ETC |
| Grade | C | Mn | Si | P | S | Cr | |
|---|---|---|---|---|---|---|---|
| 420 | Min. max. | 0.15 – | – 1 | – 1 | – 0.040 | – 0.03 | 12.0 14.0 |
| Tempering Temperature (°C) | Tensile Strength (MPa) | Yield Strength 0.2% Proof (MPa) | Elongation (% in 50mm) | Hardness Brinell (HB) | Impact Charpy V (J) |
|---|---|---|---|---|---|
| Annealed * | 655 | 345 | 25 | 241 max | – |
| 204 | 1600 | 1360 | 12 | 444 | 20 |
| 316 | 1580 | 1365 | 14 | 444 | 19 |
| 427 | 1620 | 1420 | 10 | 461 | # |
| 538 | 1305 | 1095 | 15 | 375 | # |
| 593 | 1035 | 810 | 18 | 302 | 22 |
| 650 | 895 | 680 | 20 | 262 | 42 |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Stainless Steel 420 tubing is a type of martensitic stainless steel that contains about 12–14% chromium and a carbon content ranging from 0.15–0.40%. This unique composition allows for high hardness and strength through heat treatment while still providing moderate corrosion resistance. Additionally, Stainless Steel 420 tubing boasts good wear resistance, machinability, and dimensional stability. It can be hardened or tempered to meet specific mechanical needs, making it a versatile choice for a variety of engineering applications.
Laila Pipes and Tubes, one of the largest suppliers of Stainless Steel 420 Tubing in Muscat, OMAN, offers a comprehensive range of high-quality pipes and tubes suitable for various industrial applications. Their extensive inventory and commitment to exceptional service make them a go-to choice for stainless steel products in the region.
You’ll find Stainless Steel 420 tubing widely used in situations that require high hardness, strength, and moderate corrosion resistance. It’s commonly found in shafts, valve components, fasteners, surgical instruments, cutlery, and automotive parts. This tubing is also utilized in industrial machinery, chemical equipment, and tooling applications where durability, wear resistance, and mechanical performance are crucial. Its capacity to be heat-treated for customized hardness makes it an excellent option for precision engineering components.
You’ll find Stainless Steel 420 Tubing widely used in industries that demand strength, wear resistance, and durability. It’s commonly found in the production of surgical instruments, automotive parts, pump shafts, and valves, all thanks to its hardness and corrosion-resistant qualities. In the oil, gas, and petrochemical sectors, it’s utilized for tubing that must withstand tough environments. Moreover, it’s also employed in aerospace, defense, and marine industries where high-performance materials are crucial. Its ability to undergo heat treatment and polishing further enhances its appeal for decorative and architectural uses, ensuring that it not only performs well but also looks great in various projects.
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