AISI 630 Stainless Steel Bar
Width: Diameter 5mm-250mm*6m-9m long
Thickness: 5mm-250mm
Technique: Hot rolled/cold drawn
AISI 630 Stainless Steel Bar
Welcome to our product introduction of AISI 630 Stainless Steel Bar!
As a reputable manufacturer in China, we specialize in the production of high-quality stainless steel products for commercial and industrial use. Among our wide range of steel products, AISI 630 Stainless Steel Bar is one of our most popular and sought-after products, which we are confident will meet the demands of merchants worldwide.
What is AISI 630 Stainless Steel Bar?
AISI 630 Stainless Steel Bar, also known as 17-4 PH or Grade 630, is a type of stainless steel that offers excellent corrosion resistance and high strength. The material is a martensitic alloy that contains chromium, nickel, and copper, with small amounts of other elements such as molybdenum and manganese.
The unique feature of AISI 630 Stainless Steel Bar is its ability to be heat treated to high levels of strength and hardness without losing its ductility and toughness. This makes it an excellent choice for applications that require high strength and resistant properties, such as in the aerospace, defense, and medical industries.
Why choose AISI 630 Stainless Steel Bar?
There are many reasons why AISI 630 Stainless Steel Bar is an excellent choice for your projects. Here are some of the key benefits and advantages:
1. High Strength and Toughness: AISI 630 Stainless Steel Bar offers an impressive combination of high strength and toughness, making it ideal for use in harsh environments and applications where reliability and durability are critical.
2. Corrosion Resistance: The high content of chromium and copper in AISI 630 Stainless Steel Bar provides exceptional corrosion resistance and protection against pitting and crevice corrosion.
3. Heat Treatable: AISI 630 Stainless Steel Bar can be heat treated to enhance its strength and hardness without compromising its ductility and toughness.
4. Versatile: AISI 630 Stainless Steel Bar can be machined to a variety of shapes and sizes, making it ideal for use in a wide range of applications that require high strength and corrosion resistance.
5. Low Maintenance: AISI 630 Stainless Steel Bar requires minimal maintenance, making it a cost-effective choice for long-term projects.
Applications of AISI 630 Stainless Steel Bar
AISI 630 Stainless Steel Bar is a versatile and reliable material that can be used in a wide range of applications. Here are some of the common applications of AISI 630 Stainless Steel Bar:
1. Aerospace: AISI 630 Stainless Steel Bar is frequently used in the aerospace industry for its excellent strength-to-weight ratio, corrosion resistance, and ability to withstand high pressures and temperatures.
2. Defense: AISI 630 Stainless Steel Bar is an ideal choice for defense applications due to its high strength, toughness, and corrosion resistance. It is commonly used in the production of firearm components, missile and rocket parts, and armored vehicles.
3. Medical: AISI 630 Stainless Steel Bar is widely used in the medical industry for its biocompatibility, corrosion resistance, and ability to withstand harsh sterilization methods.
4. Oil and Gas: AISI 630 Stainless Steel Bar is frequently used in the oil and gas industry for its excellent resistance to corrosive fluids and gases.
5. Marine: AISI 630 Stainless Steel Bar is an excellent choice for marine applications due to its ability to withstand seawater corrosion and harsh marine environments.
Conclusion
In conclusion, AISI 630 Stainless Steel Bar is a high-quality material with exceptional properties that make it ideal for use in a wide range of industries and applications. As a manufacturer in China, we are committed to providing our clients with the best quality products at competitive prices. If you have any questions or would like to place an order, please contact us today!
Stainless Steel 17-4 PH ASTM A 564 Gr 630 Round Bar
Stainless steel round steel has two technologies, hot-rolled and cold-drawn, with a thickness of 5mm to 250mm. When delivered, the thickness has a tolerance of ±0.05mm

Length | 6M or any length |
Width | Diameter 5mm-250mm*6m-9m long |
Thickness | 5mm-250mm |
Standard | AISI,ASTM,DIN,JIS,GB ,JIS,SUS,EN,etc |
Technique | Hot rolled/cold drawn |
Surface Treatment | No.1/No.3/No.4/HL/1D/8K |
Thickness Tolerance | ±0.05mm |
Material | 201/304/321/316/316L/310S |
Application | Machining, fasteners, CNC small parts, pipe making |
MOQ | 1 piece |
Shipment Time | 200ton:Within 5days after deposit Customize Size:Within 10days after deposit OEM Product: Within 15 days after deposit |
Capacity | 20000 tons/month |
Chemical Compositions
C:≤0.07, Si:≤1.00, Mn:≤1.00, P:≤0.040, S:≤0.030, Ni:3.00-5.00
Cr:15.5-17.5, Mo:-, Cu:3.00-5.00, Nb:0.15-0.45
Application Field
Architectural/Civil Engineering: Cladding, handrails, door and window fittings, street furniture, structural sections, enforcement bar, lighting columns, lintels, masonry supports.
Transport: Exhaust systems, car trim/grilles, road tankers, ship containers, ships chemical tankers, refuse vehicles.
Chemical/Pharmaceutical: Pressure vessels, process piping.
Oil and gas: Platform accommodation, cable trays, sub-sea pipelines.
Medical: Surgical instruments, surgical implants, food processing.
Food and Drink: Catering equipment, brewing, distilling, food processing.
Water: Water and sewage treatment, water tubing, hot water tanks.
General: Springs, fasteners(bolts, nuts and washers) wire.

Packing and Delivery

Why choose us?
- We have a wide range of customers who rely on us for a variety of products and services.
- With many years experiences in the AISI 630 Stainless Steel Bar field, we have evolved to become one of the most trusted suppliers in the industry. We always focus on quality control, on-time delivery, competitive price and innovative R & D.
- As a manufacturer and supplier, we offer competitive pricing on all of our products.
- We will continue to forge ahead, improve the quality of products and services, and meet the different requirements of customers and related industries.
- Our products are designed to meet the highest performance standards.
- Over the years, we have carefully polished and innovated our products for the sake of making AISI 630 Stainless Steel Bar.
- Our team is highly skilled and committed to providing the best possible products and services.
- We always insist on sharing the fruits of development with our employees and benefiting every employee from the achievements of our company.
- Our products are designed to be easy to use and require minimal maintenance.
- We enhance the market competitiveness of our AISI 630 Stainless Steel Bar and increase the economic benefits of our company.
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