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AISI 302和304球都是用在材料的韧性和耐腐蚀性比硬度更重要的应用。对食品环境、氧化溶液和大多数有机化学物质具有良好的耐腐蚀性。应用于阀门,气溶胶和手指泵。退火和钝化后的耐腐蚀性更高.对硫酸无抵抗力。
AISI 302/304 不锈钢球 | ||||||||||
材料详情 | 302 | 304 | ||||||||
C | 0.15% Max | C | 0.08% Max | |||||||
Cr | 17-19% | Cr | 18-20% | |||||||
Ni | 8-10% | Ni | 8-10% | |||||||
Si | 1.0% Max | Si | 1.0% Max | |||||||
Mo | 1.0% Max | Mo | -- | |||||||
Mn | 2.0% Max | Mn | 2.0%Max | |||||||
P | 0.045% Max | P | 0.045% Max | |||||||
S | 0.03% Max | S | 0.03% Max | |||||||
机械性能 | Tensile Strength抗拉强度 | Yield Strength抗屈强度 | Density密度 | |||||||
| 100,000-180,000 psi | 50,000-150,000psi | 0.286 lbs/cu in | |||||||
尺寸范围 | 0.8mm(1/32") to 63.5mm(2-1/2") | |||||||||
硬度 | HRC 25-39 | |||||||||
H.B. 140-160 | ||||||||||
等级 | G100~G1000 | |||||||||
物理性能 | Corrosion resistance耐腐蚀性 | Good良好 | ||||||||
Magnetic有磁性 | Slighty (Demag process available)轻微 | |||||||||
应用 | Type 302 balls are used in dispenser and aerosol valves, lotion pumps, locking mechanisms, agitators, animal feeders, trigger sprayers, finger pumps, food processing and medical applications. Type 304 balls are used in aerosol and dispenser valves, medical applications, animal feeders, trigger sprayers, finger pumps and food processing.302型球用于饮水机、气雾剂阀门、乳液泵、锁紧机构、搅拌器、动物饲养、喷雾器、手泵、食品加工和医疗应用。304型球用于气溶胶分配器阀、医学应用、动物饲养、喷雾器、手泵和食品加工。 | |||||||||
材质 | ASTM/AISI | DIN | YB | JIS | ||||||
302/304 | 1.4300/1.4301 | 1Cr18Ni9/0Cr19Ni9 | SUS302/304 |