ASTM A588合金钢板化学成分(%)
Element | Grade A | Grade B | Grade K |
Carbon max. | 0.19% | 0.20% | 0.17% |
Manganese | 0.80-1.25% | 0.75-1.35% | 0.50-1.20% |
Phosphorus | 0.03% | 0.03% | 0.03% |
Sulfur max. | 0.03% | 0.03% | 0.03% |
Silicon max. | 0.30-0.65% | 0.15-0.50% | 0.25-0.50% |
Nickel max. | 0.40% | 0.50% | 0.40% |
Chromium | 0.40-0.65% | 0.40-0.70% | 0.40-0.70% |
Molybdenum | - | - | 0.10% |
Copper | 0.25-0.40% | 0.20-0.40% | 0.30-0.50% |
Vanadium | 0.02-0.10% | 0.01-0.10% | - |
Columbium | - | - | 0.005-0.05% |
ASTM A588合金钢板力学性能
ASTM A588 Grade A, Grade B and Grade K钢板有相同的力学性能要求
厚度 | 屈服强度 (ksi) | 抗拉强度 min (ksi) | min. 2” 伸长率 % | min. 8” 伸长率 % |
4 in. and under | 50 | 70 | 21 | 18 |
over 4 in. to 5 in. | 46 | 67 | 21 | - |
over 5 in. to 8 in. | 42 | 63 | 21 | - |
ASTM A588合金钢板对等材质
ASTM A588 | ASME SA588 | Germany DIN, WNr | England BS | Italy UNI | Europe EN |
A588 Grade A | SA588 Grade A | WTSt 52-3 | WR 50 C | Fe 510 D2K1 | S355J2G1W |
ASTM A588钢板应用:
与ASTM A36和ASTM A572-50碳钢相比,ASTM A588耐候钢板具有更好的抗腐蚀性能。 使用ASTM A588钢板代替普通碳素钢,因为它具有更高的强度使结构更轻。ASTM A588合金钢具有许多应用领域:室外雕塑,起重机,桥梁,轨道车,输电塔,公路立杆和造船。