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Q370q Chemical composition（%）:
| Grade | Quality level | Unified digital code | Chemical composition% | |||||
| C | Si | Mn | F | S | Als | |||
| No greater than | ||||||||
| Q370q | C | L13703 | ≤0.18 | ≤0.50 | 1.20-1.60 | 0.02 | 0.015 | - |
| Q370q | D | L13704 | ≤0.17 | ≤0.50 | 1.20-1.60 | 0.035 | 0.035 | ≥0.015 |
| Q370q | E | L13705 | ≤0.17 | ≤0.50 | 1.20-1.60 | 0.025 | 0.025 | ≥0.015 |
Q370q Mechanical property:
| Grade | Quality level | thickness mm | Yield point σsMPa | Sile strength σbMPa | Elongationδ5 % | V-type impact energy (longitudinal) | ||
| Temperature，℃ | J | Aging，J | ||||||
| Not less than | ||||||||
| Q370q | C | ≤16 | 370 | 530 | 21 | 0 | 41 | 41 |
| ＞16-35 | 355 | 510 | 20 | |||||
| ＞35-50 | 330 | 490 | 20 | |||||
| ＞50-100 | 330 | 490 | 20 | |||||
| D | ≤16 | 370 | 530 | 21 | -20 | |||
| ＞16-35 | 355 | 510 | 20 | |||||
| ＞35-50 | 330 | 490 | 20 | |||||
| ＞50-100 | 330 | 490 | 20 | |||||
| E | ≤16 | 370 | 530 | 21 | -40 | |||
| ＞16-35 | 355 | 510 | 20 | |||||
| ＞35-50 | 330 | 490 | 20 | |||||
| ＞50-100 | 330 | 490 | 20 | |||||
Delivery condition of Q370q steel plate: AR, CR, NR, TMCP, N, T, N+T, Q+T
Q370q steel plate dimension (T*W*L) mm: 4.5-250*1600-4100*L
Our mill has three production lines:
| 2500 production line in the conventional production specifications, the annual output of 1.6 million tons | ||||
| Product thickness mm | Product width mm | Product length mm | Total length of steel plate | Weight of steel plate (tons) |
| 6-≤7 | 1800-2200 | 5200-13000 | 28000 | 2.2-3.0 |
| ＞7-30 | 1600-2300 | 5200-13000 | ≤32000 | 2.2-4.55 |
| 3500 production line in the conventional production specifications, the annual output of 2 million tons | ||||
| Product thickness mm | Product width mm | Product length mm | Total length of steel plate | Weight of steel plate (tons) |
| 10-50 | 2000-4100 | 5500-15000 | ≤36000 | 5.16-7.47/8.34-12.12 |
| ≥50-80 | 2250-3050 | 5500-15000 | ≤36000 | 8.34-12.12 |
| 4300 production line in the conventional production specifications, the annual output of 1.8 million tons | ||||
| Product thickness mm | Product width mm | Product length mm | Total length of steel plate | Weight of steel plate (tons) |
| 6-120 | ≥1500-4100 | 5500-15000 | ≤43000 | 22 max |
| 120-300 | ≥1500-4100 | 5500-15000 | ≤20000 | 44 max |
| 1700 hot-rolled coil, the annual output 3.5 million tons | ||
| Product thickness mm | Product width mm | Volume of steel plate (tons) |
| 1.8-19 | ≥900-1550 | 27.8 max |
Shanghai Katalor Enterprises Co., Ltd. is a professional GB / T 714 Q370q bridge steel plate supplier in China. Our company is located in Shanghai, it takes just 30 minutes from Pudong International Airport to our office. If you have any plan to China, welcome to visit our Company! We will be waiting for you anytime. Hope to build the long term cooperation with your esteemed company!
