Chemical Composition( %):
|
Grade/ Material |
Element |
Composition( Max-A, Min-I) |
|
ABS Grade AH36/ ABS AH36 |
C |
0.18 |
|
Mn |
0.90- 1.60 |
|
|
Si |
0.10- 0.50 |
|
|
P |
0.035 |
|
|
S |
0.035 |
Mechanical Properties( Mpa)
|
Grade/ Material |
Tensile Test |
Ksi/MPa |
|
ABS Grade AH36/ ABS AH36 |
Tensile Strength |
71-90/ 490-620 |
|
Yield Strength |
51/ 355 |
|
|
Elongation |
I: 19% |
|
|
Impact Test( if any) |
0℃ |
1. What is ABS Grade AH36 steel plate?
Answer: ABS Grade AH36 is a high-strength shipbuilding steel plate certified by the American Bureau of Shipping (ABS). It is designed for marine and offshore structures, offering excellent toughness, weldability, and corrosion resistance in harsh environments.
2. What are the key mechanical properties of AH36 steel?
Answer: The typical mechanical properties of ABS AH36 steel include:
Yield Strength: ≥ 355 MPa (51,500 psi)
Tensile Strength: 490-620 MPa (71,000-90,000 psi)
Elongation: ≥ 21%
Impact Toughness: Meets ABS requirements at low temperatures (often tested at -20°C / -4°F).
3. What are the common applications of AH36 steel plates?
Answer: AH36 steel is widely used in:
Ship hulls and offshore platforms
Marine structural components
Heavy-duty vessels like cargo ships, tankers, and container ships
Other applications requiring high strength and durability in corrosive environments.
4. How does AH36 steel perform in welding and fabrication?
Answer: AH36 has excellent weldability due to its controlled carbon equivalent (CE), typically below 0.40%. Preheating may be required for thick plates to prevent cracking. Common welding methods include SMAW, SAW, and FCAW, following ABS-approved procedures.
5. What standards and certifications apply to ABS AH36 steel?
Answer: ABS AH36 complies with:
ABS Rules for Steel Vessels
International standards: ASTM A131, EN 10225, or equivalent
Third-party certifications: Mill test reports (MTRs) verify chemical composition and mechanical properties.
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