What forms of Martensitic Stainless Steel are available at Gnee?

Stainless Steel

Stainless Steel Plate

Stainless Steel

Stainless Steel Pipe

Stainless Steel Product

Stainless Steel Fittings

Stainless Steel

Stainless Steel Bar
Why Choose Gnee Martensitic Stainless Steel?
Gnee, as a Chinese professional steel supplier with 15 years of history, exports to 60+ countries. We provide various shapes of martensitic stainless steel, including plates, coils, pipes, bars, and fittings, with a wide range of products. Gnee is committed to providing comprehensive martensitic stainless steel solutions, with excellent after-sales service, we support customization and ensure product quality.

In addition, our martensitic stainless steel has been successfully exported to more than 60 countries such as Germany, South Korea, the United States, Mexico, and Argentina. Many regular customers come to visit our company and factory and make multiple orders.

More martensitic stainless steel information

About our martensitic stainless steel

Gnee steel factory has the largest inventory of martensitic stainless steel at its warehouse in Tianjin, China headquarters. it’s widely used in aerospace, oil and gas, chemical processing, power generation, automotive, marine and shipbuilding, petrochemical industry.

400 series


500 series

Custom 455®

600 series

630 (17-4PH)
Sandvik Nanoflex®
Nitronic® 60

700 series

725 and 725 alloy
718 Plus/718 Q&P
Haynes 282 alloy

800 series

800 Super Alloys

1700 series

Monel K-500
Monel R405

1900 series

Monel 400
Monel K-500
Monel R-405

Martensitic Stainless Steel Pipe

Seamless Pipe:
Out diameter: 5.0 ~ 203.2mm
Wall thickness: 0.5 – 20mm
Length: Single, Double Random & Cut Length

Welded Pipe:
Out diameter: 5.0 – 1219.2 mm
Wall thickness: 0.5 – 20mm
Length: Single, Double Random & Cut Length

Martensitic Stainless Steel Plate

Length: 2000mm, 2440mm, 3000mm, 5800mm, 6000mm, etc
Thickness: 0.3mm – 200mm
Width: 1000mm, 1219mm, 1500mm, 1800mm, 2000mm, 2500mm, 3000mm, 3500mm, etc

Martensitic Stainless Steel Bar

Diameter: 5 mm To 500 mm
Length: 100 mm To 3000 mm Long & Above

  • Polishing
  • Chemical coloring
  • Pickling
  • Physical Vapor Deposition
  • Passivation
  • Sandblasting
  • Cutting
  • Welding
  • Bevel Cut
  • Uncoiling
  • Thread
  • Punching
  • Annealed Pickling Bend
  • Surface Treatment
  • Forming
  • Bending
  • Heat Treatment
  • Non-destructive Testing
  • Bright Annealed
  • Cold Treatment
  • Hot Extruding
  • Solid Solution
  • Cutlery and Kitchen Tools
  • Industrial Machinery and Equipment
  • Surgical and Dental Instruments
  • Springs and Fasteners
  • Oil and Gas Industry
  • Tools and Tooling
  • Automotive Components
  • Aerospace Applications
What‘s The Feature Of Martensitic Stainless Steel?

Martensitic stainless steel is known for its exceptional strength. It offers higher tensile strength and yield strength compared to other stainless steel types, such as austenitic and ferritic stainless steel. This characteristic makes martensitic stainless steel suitable for applications that require structural integrity and resistance to deformation.

Martensitic stainless steel exhibits high hardness due to its microstructure, which is achieved through heat treatment processes such as quenching and tempering. This hardness provides excellent resistance to wear, abrasion, and surface damage, making it ideal for applications involving cutting, slicing, or impact.

Martensitic stainless steel is magnetic, which means it can be attracted to magnets. This characteristic makes it advantageous in applications that require magnetic properties or compatibility with magnetic systems.

While martensitic stainless steel offers moderate corrosion resistance, it is generally not as corrosion-resistant as austenitic or ferritic stainless steel. However, martensitic stainless steel can be further enhanced with the addition of alloying elements and proper surface treatments to improve its corrosion resistance in certain environments.

Martensitic stainless steel exhibits good toughness, enabling it to withstand impact and load-bearing applications. It has the ability to absorb energy and resist fracture under dynamic and high-stress conditions.

Due to its high hardness, martensitic stainless steel demonstrates excellent wear resistance. It is capable of withstanding abrasive contact, making it suitable for applications involving sliding, cutting, or repetitive wear.

Martensitic stainless steel is highly heat-treatable, allowing for precise control over its mechanical properties. By subjecting the steel to specific heating and cooling processes, it can be hardened or tempered to achieve the desired combination of strength, hardness, and toughness.

Martensitic stainless steel has good machinability, facilitating its ease of machining, drilling, and shaping. This characteristic allows for efficient manufacturing processes and reduces production costs.

What Services Does Gnee Provide?

Gnee can provide the following measurement services for martensitic stainless steel:

1. Dimensional measurement: Measure dimensional parameters such as length, width and thickness by measuring instruments to ensure that the stainless steel is qualified and meets the design requirements.
2. Surface measurement: Measure parameters such as flatness, bumpiness and surface roughness of the stainless steel surface to help ensure that the quality and surface condition of the stainless steel meets the requirements.
3. Thickness measurement: Use thickness gauges to accurately measure the thickness of the stainless steel to ensure it meets the design requirements.
4. Material measurement: Use material analysis instruments to measure the chemical composition and mechanical properties of the stainless steel to ensure that the quality and properties of the stainless steel meet the requirements.
5. Bending and Deformation Measurements: Stainless steel may be bent and deformed. By using tools such as bending gauges and displacement sensors to measure and monitor the degree of bending and deformation of stainless steel to ensure that it is within the allowable range.

Ask Measurement service

Gnee can customize the size and shape of your martensitic stainless steel for your specific project needs. Custom design of stainless steel is carried out by a team of professional engineers and designers. Based on the project requirements and constraints, they will use calculation and simulation tools combined with experience and technical knowledge to optimize the stainless steel design to meet the specific needs of your different projects.

● Adjustment of the thickness, width and length of stainless steel based on load calculations and strength requirements for structural design.
● The shape of the stainless steel can be designed according to the demand characteristics.
● If the convenience of installation and maintenance is considered, we can also add openings and passages for easy access and operation in the design for areas that require frequent maintenance.

Ask Customized Services

Sourcing Gnee martensitic stainless steel can provide the following further processing services. We can customize to meet the specific needs of our customers for different projects.

Cutting Service: Stainless steel can be custom cut to obtain the desired shape and size according to the customer’s needs. For example, flame cutting, plasma cutting, laser cutting, etc., can cut stainless steel into desired plates, blocks, shaped pieces, etc.
Bending & Forming: Stainless steel is bent and formed by applying stress and appropriate processes to obtain the desired shape.
Welding Services: Stainless steel can be subjected to various types of welding services, including manual arc welding, gas-shielded welding, laser welding, etc.
Hole Turning And Machining: Stainless steel is turned and holes are machined through the use of machining equipment. These processes produce smooth surfaces, precise holes and threads to meet specific assembly requirements.
Surface Treatments: Surface treatments can be applied to improve the corrosion resistance and aesthetics of the stainless steel. This includes methods such as painting, hot dip galvanizing, and electroplating to add a protective layer and provide corrosion resistance.

Ask Deep Processing Services

Gnee martensitic stainless steel can provide the following testing services through third-party testing organizations. These third-party testing services provide independent and objective verification of martensitic stainless steel compliance with relevant standards and regulations.

Material Chemical Composition Analysis: Through chemical composition analysis, we can determine whether the composition of stainless steel meets the standard requirements.
Mechanical Property Test: Mechanical property tests include tensile tests, impact tests, bending tests, etc., which are used to determine whether the mechanical properties such as strength, toughness and ductility of stainless steel meet the specified requirements.
Metallographic Test: Through the metallographic test, check the structure of stainless steel, grain size, non-metallic inclusions, etc., to evaluate its quality and performance.
Corrosion test: Through the corrosion test, evaluate the corrosion resistance of stainless steel, including salt spray corrosion, chemical corrosion resistance, etc.
Hardness Test: The hardness test is used to measure the hardness of stainless steel, and its strength and wear resistance can be evaluated according to the hardness value.
Ultrasonic Flaw Detection: Ultrasonic flaw detection is used to detect the internal defects of stainless steel, such as cracks, pores, inclusions, etc.

Ask Deep Processing Services
Contact Us
Click or drag a file to this area to upload.

We use cookies to give you the best online experience. By agreeing you accept the use of cookies in accordance with our cookie policy.

Close Popup
Privacy Settings saved!
Privacy Settings

When you visit any web site, it may store or retrieve information on your browser, mostly in the form of cookies. Control your personal Cookie Services here.

Decline all Services
Accept all Services