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630 Stainless Steel Pipe

Superior Strength and Corrosion Resistance for Your Needs

Product Name: 630 Stainless Steel Pipe
Standard: ASTM A312, ASTM A213, JIS G3456, EN 10216
Grade: 630 (UNS S17400, EN 1.4542)
Wall Thickness: 0.15 – 100mm (customizable)
Outer Diameter (OD): 4 – 3000mm (customizable)
Surface Finish: 2B, BA, NO.4, HL
Tensile Strength: ≥ 1000 MPa
Yield Strength (0.2% Offset): ≥ 800 MPa
Elongation: ≥ 15% (in 50mm)
Hardness (Brinell): ≤ 300 HBW
Density: 7.75 g/cm³
MOQ: 1 Ton

Free Samples Available!
Experience the quality of our products firsthand—request your free sample today. We’re here to help and welcome your inquiries.

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Experience Unmatched Quality and Performance with Our 630 Stainless Steel Pipes

TISCO Steel Group (Jiangsu) Co., Limited is your go-to source for high-quality stainless steel products, proudly representing top brands such as TISCO, Tsingshan, BAOSTEEL, and ANSTEEL. Our 630 Stainless Steel Pipe is designed to meet the rigorous demands of various industries, delivering both strength and durability.

Why Choose 630 Stainless Steel?

The 630 stainless steel grade, also known as 17-4 PH, is a precipitation-hardening martensitic stainless steel that offers exceptional corrosion resistance and high strength. It is widely used in:

  • Aerospace
  • Chemical Processing
  • Oil and Gas Applications

Its ability to withstand high temperatures and harsh environments makes it an excellent choice for components requiring both structural integrity and resistance to pitting and crevice corrosion.

Commitment to Quality

At TISCO Steel Group, we ensure that every 630 stainless steel pipe adheres to international standards, including ASTM A312 and ASTM A213. Our commitment to quality is reflected in our rigorous testing and full traceability, including Mill Test Certificates (MTC) for each order. We offer a variety of sizes and finishes, tailored to meet both standard and customized specifications.

Partner with TISCO Steel Group

By choosing TISCO Steel Group, you gain access to competitive pricing, expert technical support, and flexible order quantities. We are dedicated to understanding your unique requirements and providing solutions that enhance your projects.

Get in Touch!

Partner with us for your stainless steel needs and experience the assurance of quality and reliable service. Contact us today to learn more!

Common Surface Treatments

Product Detail Sheet

Product Name630 Stainless Steel Pipe
Processing TechniquesAustenitic,Ferritic,Martensitic,Duplex,Cold Rolling,Hot Rolling
Grade201, 202, 301, 304, 304L, 309S, 310S, 316, 316L, 321, 409, 410, 410S, 430, 630, 2205, 2507 etc
Austenitic stainless steel200 Series: 201, 202
300 Series: 304, 304L, 309S, 310S, 316, 316L, 316Ti, 317L, 321, 347
Ferritic stainless steel409L, 430, 436, 439, 441, 444, 446
Martensitic stainless steel410, 410S, 416, 420J1, 420J2, 431,440,17-4PH
Duplex and special stainless steelS31803, S32205, S32750, 630, 904L
StandardASTM, GB,DIN, JIS etc
SurfaceN0.1, N0.4, 2D, 2B, HL, BA, 6K, 8K, etc
Delivery time3 to 15 days, subject to the customer and quantity
PackagingStandard export package
MOQ1 Ton
SampleFree sample application

Common Chemical Properties

UNSASTMENJISC%Mn%P%S%Si%Cr%Ni%Mo%
S201002011.4372SUS201≤0.155.5-7.5≤0.06≤0.03≤1.0016.0-18.03.5-5.5–
S202002021.4373SUS202≤0.157.5-10.0≤0.06≤0.03≤1.0017.0-19.04.0-6.0–
S301003011.4319SUS301≤0.15≤2.00≤0.045≤0.03≤1.0016.0-18.06.0-8.0–
S304003041.4301SUS304≤0.08≤2.00≤0.045≤0.03≤0.7518.0-20.08.0-10.5–
S30403304L1.4306SUS304L≤0.03≤2.00≤0.045≤0.03≤0.7518.0-20.08.0-12.0–
S30908309S1.4833SUS309S≤0.08≤2.00≤0.045≤0.03≤0.7522.0-24.012.0-15.0–
S31008310S1.4845SUS310S≤0.08≤2.00≤0.045≤0.03≤1.5024.0-26.019.0-22.0–
S316003161.4401SUS316≤0.08≤2.00≤0.045≤0.03≤0.7516.0-18.010.0-14.02.0-3.0
S31603316L1.4404SUS316L≤0.03≤2.00≤0.045≤0.03≤0.7516.0-18.010.0-14.02.0-3.0
S31703317L1.4438SUS317L≤0.03≤2.00≤0.045≤0.03≤0.7518.0-20.011.0-15.03.0-4.0
S321003211.4541SUS321≤0.08≤2.00≤0.045≤0.03≤0.7517.0-19.09.0-12.0–
S347003471.455SUS347≤0.08≤2.00≤0.045≤0.03≤0.7517.0-19.09.0-13.0–
S405004051.4002SUS405≤0.08≤1.00≤0.04≤0.03≤1.0011.5-14.5≤0.60–
S409004091.4512SUS409≤0.08≤1.00≤0.045≤0.03≤1.0010.5-11.75≤0.50–
S430004301.4016SUS430≤0.12≤1.00≤0.040≤0.03≤0.7516.0-18.0≤0.60–
S434004341.4113SUS434≤0.12≤1.00≤0.040≤0.03≤1.0016.0-18.0––
S444004441.4521SUS444L≤0.025≤1.00≤0.045≤0.03≤1.0017.5-19.5≤1.00–
S40300403–SUS403≤0.155.5-7.5≤0.04≤0.03≤0.5011.5-13.0≤0.60–
S4100004101.40006SUS410≤0.15≤1.00≤0.035≤0.03≤1.0011.5-13.5≤0.60≤1.00
S420004201.4021SUS420J10.16~0.25≤1.00≤0.04≤0.03≤1.0012.0-14.0≤0.75≤1.00
S440A440A1.4028SUS440A0.60~0.75≤1.00≤0.04≤0.03≤1.0016.0-18.0–≤0.75
S32750SAD25071.441 ≤0.03≤1.2≤0.035≤0.02≤0.8024.0-26.06.0-8.03.0-5.0
S31803SAF22051.4462 ≤0.03≤2.0≤0.03≤0.02≤1.0021.0-23.04.0-6.52.5-3.5
N08904904L1.4539 ≤0.0.3≤2.0≤0.035≤0.03≤1.0018.0-20.023.0-25.03.0-4.0

Stainless Steel Material Properties

GradesTensile Strength（ksi）Yield strength（ksi）2-inch Elongation (%)Section Shrinkage (%)Brinell Hardness
301110406070165
30290405570150
30390355055160
30485355570150
304L80305570140
31685356070150
316L78305565145
32185355565150
41075403570155
41675403065155
420955025–241
430F80452550165
15-516014515–330
17-4 (Condition A)1501101045332

Packaging & Shipping

📦 Advanced Protective Packaging
Every stainless steel product undergoes a meticulous, multi-layer packaging process designed to endure complex logistics challenges. We utilize VCI (Vapor Corrosion Inhibitor) rust-inhibiting film, reinforced steel-edge protectors, and customized wooden crates to prevent moisture damage, deformation, and handling accidents. Each package is clearly marked with product details and barcodes for full traceability and operational safety—guaranteeing your order arrives in perfect condition.

🚢 Trusted Shipping Partnerships
We collaborate with globally recognized container lines including ONE, ZIM, MSC, MAERSK, and COSCO, providing flexible and reliable freight solutions to major ports across North America, Europe, Southeast Asia, and beyond. Whether your needs require FOB, CIF, or EXW terms, we manage booking, documentation, and customs clearance to ensure seamless door-to-door delivery.

⏱️ On-Time Global Delivery
With established relationships with tier-1 carriers and experienced project logistics teams, we deliver on commitment—on schedule, on specification, and within budget. You receive not just premium stainless steel, but a logistics experience built on reliability and global execution capability.

Industry Application

🔗 The Value of Stainless Steel
Stainless steel is globally recognized for its outstanding corrosion resistance, strength, and adaptability—serving as an essential material across sectors such as construction, medical equipment, automotive manufacturing, and food processing. Yet, sourcing the appropriate grade involves navigating intricate specifications, diverse international standards, and unpredictable supply chain dynamics.

⚙️ How TISCO Simplifies Sourcing
At TISCO Steel Group (Jiangsu) Co., Limited, we streamline stainless steel procurement. As your dedicated supply partner, we deliver customized solutions—from precise material recommendations and fully certified quality assurance to tailored processing and dependable global shipping—all designed to match your project’s exact needs.

📞 Connect with Us
Explore our product portfolio online, request a personalized quote, or consult directly with our technical specialists. Let TISCO provide the reliable stainless steel solution your project deserves.

FAQ

  • What are the primary applications of 630 stainless steel pipes?
    • 630 stainless steel pipes are widely used in aerospace, chemical processing, and oil and gas industries due to their high strength and corrosion resistance.
  • What advantages does 630 stainless steel offer?
    • It provides excellent corrosion resistance, high strength, and the ability to withstand extreme temperatures, making it ideal for demanding applications.
  • How does 630 stainless steel compare to other grades?
    • Compared to standard stainless steels, 630 offers superior hardness and strength due to its precipitation-hardening process.
  • Can I customize the dimensions of the pipes?
    • Yes, we offer a range of sizes and surface finishes to meet both standard and custom specifications.
  • Do you provide Mill Test Certificates (MTC) with your products?
    • Yes, all orders come with full traceability and Mill Test Certificates to ensure product quality.
  • What is the typical lead time for an order?
    • Lead times vary based on order size and specifications, but we strive to fulfill orders promptly.
  • Are free samples available for evaluation?
    • Yes, we offer free samples so you can assess the quality of our 630 stainless steel pipes.
  • What is the minimum order quantity (MOQ)?
    • Our minimum order quantity for 630 stainless steel pipes is typically 1 ton.
  • Is technical support available for product selection?
    • Absolutely! Our team is ready to assist you in choosing the right material for your specific application.
  • What payment terms do you offer?
    • We provide flexible payment terms to accommodate our clients. Please contact us for further details.

Additional Services

We provide value-added services including rough machining, heat treatment, cutting, machining, rolling, welding, and surface treatment to ensure your finished product is delivered ready for finishing. All forgings are rough machined according to your specifications and include Mill Test Reports (MTR), Mechanical and Physical Property Reports, as well as Ultrasonic, X-Ray, and Non-Destructive Testing (NDT) reports (as ordered or specified).

By choosing TISCO Steel Group (Jiangsu) Co., Limited, you will receive professional solutions tailored to your needs.

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