S355J2 DIN 1.0577 ST52-3 Hot Rolled Structural Steel Round Bar
S355J2 ígwè bụ nke obere carbon ígwè ọkwa, na-emekarị ya na-emepụta na-ekpo ọkụ akpọrepu ala, na-ekpo ọkụ akpọrepu ígwè efere, na-ekpo ọkụ akpọrepu ígwè eriri igwe / mpempe akwụkwọ, o nwere keukwu n'ibu na ịgbado ọkụ onwunwe, dị ka ọ na-egosi ezi arụmọrụ na structural nzube, ọ bụ n'ebe nile. eji dị ka ịgbado ọkụ structural akụkụ n'ichepụta nke ụgbọ mmiri, ụgbọ okporo ígwè na ụgbọ ala, àkwà mmiri, ji esi mmiri ọkụ, mgbali arịa akpa, ígwè mmanụ tank, wdg Mpụta ebe nke Q355 ígwè efere mbelata dị ka efere ọkpụrụkpụ na-abawanye.
Nkọwapụta
S355J2 igwe ihe nleba anya
| Nha | Gburugburu | Ogologo ya bụ 6-1200 mm |
| Efere/Ahịhịa/Mgbochi | Ọkpụrụkpụ | |
| 6mm-500mm | ||
| Obosara | ||
| 20mm-1000mm | ||
| Ọgwụgwọ okpomọkụ | Haziri ahazi;Annealed;Emenyụ ;Iwe | |
| Ọnọdụ ihu | Oji;Akpụchapụrụ;Achachapụrụ;Ejiri igwe;Na-egweri;tụgharịrị;Efere | |
| Ọnọdụ nnyefe | Ụgha;Hot akpọrepu;Oyi sere | |
| Nwalee | Ike tensile, ike mpụta, elongation, mpaghara mbelata, uru mmetụta, ike siri ike, nha ọka, ule ultrasonic, nyocha US, nyocha ihe ndọta, wdg. | |
| Oge Mbuga ozi | 30-45 ụbọchị | |
S355J2 Steel ọkwa nhata
| Obodo | China | Japan | Germany | USA | UK |
| Ọkọlọtọ | GB/T 699 | JIS G4051 | DIN (W-Nr.) | AISI/ASTM | EN / BS |
| EN 10083-2 | ASTM A20 | ||||
| Ọkwa | Q355/Q345 | / | S355 / ST52-3 / 1.1170 | / | EN14/150M19 |
Ihe mejupụtara kemịkalụ S355J2 (%)
| Ọkwa | C | Si | Mn | P | S |
| S355 / ST52-3 / 1.1170 | 0.24 | 0.55 | 1.6 | 0,045 | 0,045 |
| EN14/150M19 | 0.25 | 0.25 | 1.5 | 0.015 | 0.015 |
| Standardkpụrụ igwe | Ọkwa ígwè | Ngwakọta kemịkalụ(%) | |||||||
| C≤ | Mn | Si≤ | P≤ | S≤ | V | Ti | Al ≥ | ||
| Q345/Q355 | A | 0.2 | 1.00-1.60 | 0.55 | 0,045 | 0,045 | 0.02-0.15 | 0.2 | / |
| B | 0.2 | 1.00-1.60 | 0.55 | 0.04 | 0.04 | 0.02-0.15 | 0.2 | / | |
| C | 0.2 | 1.00-1.60 | 0.55 | 0,035 | 0,035 | 0.02-0.15 | 0.2 | 0.015 | |
| D | 0.2 | 1.00-1.60 | 0.55 | 0.03 | 0.03 | 0.02-0.15 | 0.2 | 0.015 | |
| E | 0.2 | 1.00-1.60 | 0.55 | 0.025 | 0.025 | 0.02-0.15 | 0.2 | 0.015 | |
Ọnọdụ nnyefe
Maka ụlọ mmanya akpara akpa ma ọ bụ na-ekpo ọkụ na-ekpo ọkụ, na-abụkarị ọnọdụ nnyefe na-ekpo ọkụ ma ọ bụ tụgharịa, annealed, tụgharịa siri ike.
Maka efere adịgboroja na-ekpo ọkụ, ọ na-abụkarị ọnọdụ nnyefe na-ekpo ọkụ ka a na-emepụta ya, annealed, na-egweri elu.
Maka efere na-ekpo ọkụ na-ekpo ọkụ, na-emekarị ọnọdụ nnyefe na-ekpo ọkụ na-ekpo ọkụ, annealed, nwa ojii.
