Tel : 0086-021-60880117
Tel : 0086-021-60880117
Steel Grade: ASTM A792 SS Grade 80(550) class 1, A792 SS Grade 80(550) class 2, A792 SS Grade 80(550) class 3
Quality: Structural quality steel
A792 THS Coating composition: 55% Aluminium-zinc alloy coating composition, by weight, it nominally 55% aluminum, 1.6% silicon, and the balance zinc.
A792 THS Surface treatment: Oiled or not oiled, Chemically treated or not chemically treated.
A792 THS Coating masses (g/m2): AZ30(AZM100), AZ35(AZM110), AZ40(AZM120), AZ50(AZM150), AZ50(AZM165), AZ60(AZM180), AZ70(AZM210)
ASTM A792 SS Grade 80(550) steel Chemical composition %
| Grade | C max | Mn max | P max | S max | Cu max | Ni max | Cr Max | Mo max | V max | Cb max | Ti max |
| A792 SS Grade 80(550) class 1 | 0.20 | 1.35 | 0.04 | 0.040 | 0.25 | 0.20 | 0.15 | 0.06 | 0.008 | 0.008 | 0.025 |
| A792 SS Grade 80(550) class 2 | 0.10 | 1.35 | 0.05 | 0.020 | 0.25 | 0.20 | 0.15 | 0.06 | 0.10 | 0.10 | 0.15 |
| A792 SS Grade 80(550) class 3 | 0.20 | 1.35 | 0.04 | 0.040 | 0.25 | 0.20 | 0.15 | 0.06 | 0.008 | 0.008 | 0.025 |
ASTM A792 SS Grade 80(550) steel Mechanical properties
| Grade | Yield strength MPa | Tensile Strength, % | Elongation, % |
| A792 SS Grade 80(550) class 1 | 340 min | 450 min | 12 |
| A792 SS Grade 80(550) class 2 | 340 min | --- | 12 |
| A792 SS Grade 80(550) class 3 | 340 min | 410 min | 12 |
Royal industry have more than 2000 tons ASTM A792 SS Grade 80(550) steel stock source each month. We can meet our customer's most of quantity and technical request. Based on these stock source, our advantage industry spread into steel process like : cutting(on width and length), drawing, repacking, and so on.
Reference Link: A792 CS, A792 DS, A792 FS, A792 HTS, A792 Grade 33(230), A792 Grade 37(255), A792 Grade 40(275), A792 Grade 60(410), A792 Grade 70(480), A792 Grade 50(340)