Quality characteristics of SA516 Gr485N (HIC) steel plate

SA516 Gr485N (HIC) steel plate quality characteristics:
1. The SA516 Gr485N (HIC) steel plate has low content of P and S, high purity and good resistance to wet hydrogen sulfide corrosion.

2. Good low temperature toughness, the SA516 Gr485N (HIC) steel plate above 100mm can protect the transverse impact at -30 ℃ at 1/2 of the thickness of the plate.

3. The thickest specification of SA516 Gr485N (HIC) steel plate is 176mm, and we can guarantee the Z35 performance in the thickness direction.

4. Hydrogen-induced cracking (HIC) performance test, the hydrogen-induced cracking (HIC) test method implements the NACE TM0284 standard or the GB8650 standard, and the average value of the three samples is: CLR≤10%, CSR≤3%, CTR≤1 %;
CLR: Crack Length Percentage; CSR: Crack Sensitive Percentage; CTR: Crack Thickness Percentage.

5. Excellent resistance to sulfide stress corrosion (SSCC) performance.

6. The hardness of the SA516 Gr485N (HIC) steel plate surface is controllable, and the product has good machinability and is easy to roll.

SA516 Gr485N (HIC) plate impact test requirements: 0 impact test according to EN10028-3 requirements ≥ 34J.

SA516 Gr485N (HIC) steel hardness: the hardness of the steel plate should be lower than 22HRC or 237HB.

SA516 Gr485N(HIC) steel Z-direction quality: The steel plate shall be subjected to a through-thickness tensile test in accordance with the requirements of ASTM A770.

SA516 Gr485N (HIC) steel quality: The steel plate quality is in accordance with Section 9 of SA-20/SA-20M. Soldering rework is not allowed.