ASTM A653/A653M-2018
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 A653/A653M-2018 is the latest updated ASTM Standard which lays down the Standard Specification for Steel Sheet, Zinc-Coated (
CHEMICAL COMPOSITION
| CLASSIFICATION | TYPE | Chemical Composition ( values are in % ) 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 type A | 0.10 | 0.50 | 0.020 | 0.035 | – | 0.20 | 0.20 | 0.15 | 0.06 | 0.008 | 0.008 | 0.025 | – | |
| FS type B | 0.02-0.10 | 0.50 | 0.020 | 0.030 | – | 0.20 | 0.20 | 0.15 | 0.06 | 0.008 | 0.008 | 0.025 | – | |
| DDS | 0.06 | 0.50 | 0.020 | 0.025 | 0.01 | 0.20 | 0.20 | 0.15 | 0.06 | 0.008 | 0.008 | 0.025 | – | |
| EDDS | 0.02 | 0.40 | 0.020 | 0.020 | 0.01 | 0.20 | 0.20 | 0.15 | 0.06 | 0.10 | 0.10 | 0.15 | – | |
| SS-Gr 230/Gr A/ Gr 33 | 0.20 | – | 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 | – | 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 | – | 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 | – | 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 | – | 0.20 | 0.04 | – | 0.20 | 0.20 | 0.15 | 0.06 | 0.008 | 0.008 | 0.025 | – | |
| SS-Gr 340 C3/Gr F/ Gr 50 | 0.25 | – | 0.04 | 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 | – | 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) Min. |
TENSILE STRENGTH (Mpa) Min. | ELONGATION in 50mm Min.(%) |
| ASTM A653 | CS type A | 170/380 | – | ≥ 20 |
| CS type B | 205/380 | – | ≥ 20 | |
| CS type C | 170/410 | – | ≥ 15 | |
| FS type A | 170/310 | – | ≥ 26 | |
| FS type B | 170/310 | – | ≥ 26 | |
| DDS | 140/240 | – | ≥ 32 | |
| EDDS | 105/170 | – | ≥ 40 | |
| SS-Gr 230/Gr A/ Gr 33 | 230 | 310 | 20 | |
| SS-Gr 255/Gr B/ Gr 37 | 255 | 360 | 18 | |
| SS-Gr 275/Gr C/ Gr 40 | 275 | 380 | 16 | |
| SS-Gr 340 C1/Gr D/ Gr 50 | 340 | 450 | 12 | |
| SS-Gr 340 C2/Gr E/ Gr 50 | 340 | – | 12 | |
| SS-Gr 340 C3/Gr F/ Gr 50 | 340 | 480 | 12 | |
| SS-Gr 550/Gr E/ Gr 80 | 550 | 570 | – |
