HIC Resistant Steel Sheets and Plates are specially crafted carbon-manganese steel products that are built to withstand Hydrogen Induced Cracking (HIC) in sour environments where hydrogen sulfide (H₂S) is present. These steels are produced through advanced metallurgical techniques that ensure a consistent chemical makeup and mechanical properties, giving them exceptional resistance to internal cracking when under stress and in corrosive conditions. You’ll find HIC Resistant Steel Sheets and Plates commonly used in the oil and gas, petrochemical, and chemical industries, where maintaining pipeline integrity and ensuring equipment safety in sour service environments is absolutely vital.
HIC-resistant steel plates and sheets consist of low-carbon steel containing controlled sulfur, phosphorus, and inclusion content, together with alloying additives such as manganese, nickel, and molybdenum for enhanced strength and toughness. They have high tensile strength (≥ 450 MPa), superior impact resistance, and better ductility. Their benefits include excellent resistance to hydrogen-induced cracking, increased durability in sour service conditions, lower maintenance costs, and enhanced safety, which make them suitable for pressure vessels, pipelines, and offshore structures for the oil and gas industry.
| Material | ASTM A516 |
| Grade | SA516 Gr 65, SA516 Gr 70 ,SA516 Gr 60 , Gr 60N |
| Size |
|
| Manufacturing Process | Hot-Rolled |
| Impact tested | -52° C |
Technical requirements | high strength and high toughness requirements, Detection, Z15 – Z35 thickness direction performance requirements, etc |
| Condition of Supply | Heat Treatment Simulated Post-Weld , Furnace Normalizing, As Rolled, Normalized Rolling, Vacuum Degassing or as per need |
| Base Plate | hot dipped zinc coated and A-Z coated steel sheet, Cold rolled steel sheet |
| C | ≤0.2 |
| Mn | 0.85–1.20 |
| Cu | ≤0.2 |
| Cev | ≤0.41 |
| S | ≤0.001 |
| Si | 0.15–0.40 |
| P | ≤0.010 |
| Mo | ≤0.1 |
| Ni | ≤0.4 |
| Cr | ≤0.3 |
| ASTM/ASME | DIN | European Norm | British Standard |
| A/SA516 – Grade 60 | DIN 17155 HII | EN10028 P265GH | BS1501-161-430A |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
| Grade | Plates Thickness |
|---|---|
| A516 60 | ≤12.5mm |
| A516 60 | ≥100 and ≤200mm |
| A516 60 | ≥12.5 mm and ≤50mm |
| A516 60 | >200mm |
| A516 65 Dicrest only | ≥100 mm and ≤200mm |
| A516 60 | ≥50 mm and ≤100mm |
| A516 65 Dicrest only | ≤12.5mm |
| A516 65 Dicrest only | ≥12.5 mm and ≤50mm |
| A516 65 Dicrest only | ≥50 mm and ≤100 mm |
| A516 70 | >200 mm |
| A516 65 Dicrest only | >200mm |
| A516 70 | ≥100 mm and ≤200mm |
| A516 70 | ≤12.5mm |
| A516 70 | ≥50 mm and ≤100mm |
| A516 70 | ≥12.5 mm and ≤50mm |
| Lengths in mm | Plates Thickness in Inches | Widths in mm | Lbs/Sft |
|---|---|---|---|
| 240 | 7/16 Inches | 96 | 17.870 Lbs/Sft |
| 96, 120, 240 | 5/16 Inches | 60 ,48 , 84 , 72 ,96 | 12.760 Lbs/Sft |
| 96, 120, 124,133, 144, 156, 240 | 3/16 Inches | 7.660 Lbs/Sft | |
| 110, 96, 120, 240, 144 | 1/4 Inches | 10.210 Lbs/Sft | |
| 120, 96, 144, 169, 240, 260 | 3/8 Inches | 15.320 Lbs/Sft | |
| 120, 96, 144, 240 | 1/2 Inches | 20.420 Lbs/Sft | |
| 240 | 1 1/8 Inches | 96 | 45.950 Lbs/Sft |
| 96, 240, 120, 480 | 1 Inches | 48, 72, 96 | 40.840 Lbs/Sft |
| 96, 240, 120, 480 | 3/4 Inches | 48 , 72 , 84, 96 | 30.630 Lbs/Sft |
| 240 | 7/8 Inches | 96 | 35.740 Lbs/Sft |
| 240, 120, 480 | 5/8 Inches | 48 , 96 | 25.530 Lbs/Sft |
| 96, 120, 240 | 1 1/4 Inches | 48, 96 | 51.050 Lbs/Sft |
| 120, 240 | 1 1/2 Inches | 96 | 61.260 Lbs/Sft |
| 240 | 1 3/4 Inches | 71.470 Lbs/Sft | |
| 240 | 1 3/8 Inches | 56.160 Lbs/Sft | |
| 120, 240 | 2 Inches | 81.680 Lbs/Sft | |
| 240 | 2 1/2 Inches | 102.100 Lbs/Sft | |
| 1 5/8 Inches | 66.370 Lbs/Sft | ||
| 2 3/4 Inches | 112.310 Lbs/Sft | ||
| 2 1/4 Inches | 91.890 Lbs/Sft | ||
| 3 Inches | 122.520 Lbs/Sft | ||
| 120 | 3 1/2 Inches | 142.940 Lbs/Sft | |
| 120 | 6 Inches | 245.040 Lbs/Sft | |
| 120 | 3 3/4 Inches | 153.150 Lbs/Sft | |
| 144 | 3 1/4 Inches | 132.730 Lbs/Sft | |
| 144, 180 | 4 Inches | 163.360 Lbs/Sft | |
| 120 | 4 1/2 Inches | 183.780 Lbs/Sft | |
| 120 | 4 1/4 Inches | 173.570 Lbs/Sft | |
| 144 | 5 Inches | 204.200 Lbs/Sft | |
| 160 | 7 Inches | 285.880 Lbs/Sft |
You’ll often see HIC Resistant Steel Sheets and Plates in pipelines, pressure vessels, storage tanks, and process equipment that handle sour gas, crude oil, and other corrosive fluids. They’re also utilized in offshore platforms, refineries, and petrochemical plants where H₂S corrosion poses a risk. Thanks to their outstanding toughness, HIC resistance, and robust mechanical properties, these materials guarantee long-term safety, structural integrity, and operational efficiency in critical sour service applications.
Chetak Steel is a leading manufacturer, supplier and exporter of high-quality Carbon Steel, Alloy Steel, Mild Steel and Galvanized Steel products. Our extensive product range includes Pipes, Tubes, Flanges, Pipe Fittings, Forged Fittings, Sheets and Plates, catering to various industries in Hyderabad, India.
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