ASTM A 792 – 10(2015)
The American Society for Testing and Materials(ASTM), is an international standards organization that develops and publishes voluntary consensus technical standards for a wide range of materials, products, systems, and services. ASTM A 792 -10(2015) is the latest updated ASTM Standard which lays down the Standard Specification for Steel Sheet, 55 % Aluminum-Zinc Alloy-Coated by the Hot-Dip Process.
CHEMICAL COMPOSITION
| CLASSIFICATION | TYPE | Chemical Composition ( valeurs en %)max | ||||||||||||
| C | Mn | P | S | Al | Cu | Ni | Cr | Mo | V | Cb | Ti | N | ||
| ASTM A653 | CS type A | 0.10 | 0.60 | 0.030 | 0.035 | – | 0.20 | 0.20 | 0.15 | 0.06 | 0.008 | 0.008 | 0.025 | – |
| CS type B | 0.02 -0.15 | 0.60 | 0.030 | 0.035 | – | 0.20 | 0.20 | 0.15 | 0.06 | 0.008 | 0.008 | 0.025 | – | |
| CS type C | 0.08 | 0.60 | 0.100 | 0.035 | – | 0.20 | 0.20 | 0.15 | 0.06 | 0.008 | 0.008 | 0.025 | – | |
| FS | 0.02-0.10 | 0.50 | 0.020 | 0.030 | – | 0.20 | 0.20 | 0.15 | 0.06 | 0.008 | 0.008 | 0.025 | – | |
| DS | 0.06 | 0.50 | 0.020 | 0.025 | 0.01 min | 0.20 | 0.20 | 0.15 | 0.06 | 0.008 | 0.008 | 0.025 | – | |
| HTS | 0.02 -0.15 | 0.60 | 0.040 min | 0.035 | – | 0.20 | 0.20 | 0.15 | 0.06 | 0.008 | 0.008 | 0.025 | – | |
| SS-gr 230/Gr A/ Gr 33 | 0.20 | 1.15 | 0.04 | 0.04 | – | 0.20 | 0.20 | 0.15 | 0.06 | 0.008 | 0.008 | 0.025 | – | |
| SS-gr 255/Gr B/ Gr 37 | 0.20 | 1.15 | 0.10 | 0.04 | – | 0.20 | 0.20 | 0.15 | 0.06 | 0.008 | 0.008 | 0.025 | – | |
| SS-gr 275/Gr C/ Gr 40 | 0.25 | 1.15 | 0.10 | 0.04 | – | 0.20 | 0.20 | 0.15 | 0.06 | 0.008 | 0.008 | 0.025 | – | |
| SS-gr 340 C1/Gr D/ Gr 50 | 0.25 | 1.15 | 0.20 | 0.04 | – | 0.20 | 0.20 | 0.15 | 0.06 | 0.008 | 0.008 | 0.025 | – | |
| SS-gr 340 C2/Gr E/ Gr 50 | 0.25 | 1.15 | 0.20 | 0.04 | – | 0.20 | 0.20 | 0.15 | 0.06 | 0.008 | 0.008 | 0.025 | – | |
| SS-gr 340 C4/Gr F/ Gr 50 | 0.25 | 1.15 | 0.20 | 0.04 | – | 0.20 | 0.20 | 0.15 | 0.06 | 0.008 | 0.008 | 0.025 | – | |
| SS-gr 550/Gr E/ Gr 80 | 0.20 | 1.15 | 0.04 | 0.04 | – | 0.20 | 0.20 | 0.15 | 0.06 | 0.008 | 0.015 | 0.025 | – | |
TYPICAL RANGES OF MECHANICAL PROPERTIES
| CLASSIFICATION | TYPE | YIELD STRENGTH (Mpa) | TENSILE STRENGTH (Mpa) | elongation 2 in. (50 mm)min, % |
| ASTM A792 | cs type a | 205/410 | – | ≥20 |
| cs type b | 245/410 | – | ≥20 | |
| cs type c | 205/450 | – | ≥15 | |
| fs | 170/275 | – | ≥24 | |
| ds | 140/240 | – | ≥30 | |
| hts | 205/450 | – | ≥15 | |
| ss-gr 230/Gr A/ Gr 33 | 230min | 310min | 20 | |
| ss-gr 255/Gr B/ Gr 37 | 255min | 360min | 18 | |
| ss-gr 275/Gr C/ Gr 40 | 275min | 280min | 16 | |
| ss-gr 340 C1/Gr D/ Gr 50 | 340min | 450min | 12 | |
| ss-gr 340 C2/Gr E/ Gr 50 | 340min | – | 12 | |
| ss-gr 340 C4/Gr F/ Gr 50 | 340min | 410min | 12 | |
| ss-gr 550/Gr E | 550min | 570min | – |
