High strength hot rolled S890Q steel sheet, defined by EN 10025-6 standard, is a staple in demanding structural projects due to its exceptional yield strength (min. 890 MPa) and low-temperature toughness.
However, global projects often face challenges like regional standard compatibility, supply chain limitations, or cost constraints, making the search for reliable S890Q equivalents crucial.
As a professional high-strength steel supplier, GNEE Steel clarifies the international equivalent grades of S890Q, helping you find the optimal alternative while ensuring project quality and compliance.
Common International Equivalents of S890Q Steel
There is no direct one-to-one equivalent to EN 10025-6 S890Q in many global standards. However, several grades are commonly considered approximate equivalents based on mechanical performance.
EN / European Standards
S890Q – EN 10025-6 (reference grade)
S890QL – Higher low-temperature toughness (–40°C impact)
ASTM / American Standards
ASTM A514 Grade Q / Grade F
High-strength quenched and tempered structural steel with similar tensile strength, commonly used in heavy machinery and bridges.
JIS / Japanese Standards
JIS G4051 SCM / JIS G3106 SM series (limited)
Not direct equivalents; mechanical properties differ, and engineering validation is required.
GB / Chinese Standards
GB/T 16270 Q890D / Q890E
Closest domestic alternatives with comparable yield strength and structural performance.
Important Note: Equivalence depends on yield strength, tensile strength, impact toughness, chemical composition, and delivery condition. Engineering approval is always required before substitution.
Key Considerations When Choosing S890Q Equivalents
Selecting the right equivalent requires balancing three critical factors:
Standard Compliance: Prioritize grades that align with your project's regional standards (e.g., ASTM for North America, GB for China) to avoid certification issues. GNEE Steel provides full certification for all equivalents, including EN 10204 3.1/3.2.
Performance Matching: For cold regions or heavy-load applications, ensure the equivalent meets S890Q's low-temperature toughness and strength requirements (e.g., Q960E and SNQ960 are better than A514 Grade Q for ultra-high strength needs).
Supply & Cost: Evaluate local availability of the equivalent grade to reduce transportation costs and lead times. GNEE Steel stocks all S890Q equivalents, offering flexible delivery and competitive pricing.
Choosing the Right Equivalent – Expert Support Matters
Selecting the correct S890Q equivalent steel is not only about strength numbers-it involves standards compliance, safety margins, fabrication methods, and service environment. An incorrect substitution may lead to design risk or project delays.
With GNEE Steel, you gain:
- Professional material comparison support
- Engineering-oriented recommendations
- Reliable documentation for international projects
Technical data
About S890Q detail information, please refer to our mill technical date in following:
EN10025-6 S890Q quenched and tempered steel plate Chemical composition
| Grade | C % | Si % | Mn % | P % | S % | N % | B % | Cr % |
| S890Q | 0.200 | 0.800 | 1.700 | 0.025 | 0.015 | 0.015 | 0.005 | 1.500 |
| Cu % | Mo % | Nb % | Ni % | Ti % | V % | Zr % | ||
| 0.500 | 0.700 | 0.060 | 2.000 | 0.050 | 0.120 | 0.150 |
EN10025-6 S890Q quenched and tempered steel plate mechanical properties
| Grade | Thickness(mm) | Min Yield (Mpa) | Tensile(MPa) | Elongation (%) | Min Impact Energy | |
| S890Q | 8mm-50mm | Min 890Mpa | 940-1100Mpa | 11% | -20 | Min 30J |
| 51mm-100mm | Min 830Mpa | 880-1100Mpa | 11% | -20 | Min 30J | |
| 101mm-150mm | Min 800Mpa | 820-1000Mpa | 11% | -20 | Min 30J |
Contact GNEE Steel for S890Q Steel Solutions
If you are searching for the equivalent of high strength hot rolled S890Q steel sheet for structural applications, or need certified EN 10025-6 S890Q steel for your project, GNEE Steel is ready to assist.
Contact us today for expert advice, competitive quotations, and dependable high-strength steel supply.
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GNEE Steel also supplies a variety of high-strength steel plates, such as A514 Grade F, A572 Grade 50, A588 Grade A, S355JR, S690Q, SS400, S690QL, Q345B, Q345E, etc. If you want to know more about other types of steel plates, you can call the consultation hotline at +8615824687445 or send an email to alloy@gneesteelgroup.com. You are welcome to consult us, and we are very willing to answer your questions.
