型号公称主要结构尺寸(mm)阀体材料简要性能备注通径DN(mm)压力PN(MPa)DD1LL1H适用温度℃适用介质KA41Y-320P1532.010511595952231Cr18Ni9Ti－40~＋130酸性***"20"""""25"""""32"135165130135334""""40""""KA42Y-16C321.6135145115100285铸钢－40~＋130酸性***"40"150160120110278""""50"165180135120332""""65"""""80"20215170135478""""100"220245205160590""""150"280310255230650"""KA42Y-40324.0140150115100265铸钢－40~＋130酸性***"40"145160130120278""""50"160180145130332""""65"""""80"195215170150478""""100"230245205185590""""150"300310255230650"""KA42Y-64406.4165160130120305铸钢－40~＋130酸性***"50"175180165130462""""65"""""80"210230175160574""""100"25027195195600"""KA42Y-1004010.0铸钢－40~＋130酸性***"50"""""65"""""80"""""100""""KA42Y-16P321.61351451151002651Cr18Ni9Ti－40~＋130酸性***)