安全阀的主导厂，厂内建有良工一流的安全阀测试中心，国产台安全阀就是我厂诞生的。二十多年来，良工牌安全阀的品种已发展到百余个系列，千余个规格，产品广泛应用于锅炉、石化、电站以及国防工业。并为国内座核电站秦山核电站研制成功了批核级安全阀。良工牌安全阀主要产品系列分别荣获机械部信得过产品，上海市优质产品称号，国家银质奖。 良工牌安全阀是受压设备、容器或管路上的最佳超压保护装置。当设备压力升高达到预定值时，安全阀自动开启，继而全量排放，防止设备压力继续升高；当压力降低到规定值时，安全阀及时自动关闭。良工牌安全阀是选用者为保护工程设备安全运行的最理想的，最科学的明智选择。
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) | D | D1 | L | L1 | H | 适用温度 ℃ | 适用介质 |
KA41Y-320P | 15 | 32.0 | 105 | 115 | 95 | 95 | 223 | 1Cr18Ni9Ti | －40~＋130 | 酸性天然气 | |
" | 20 | " | | | | | | " | " | " | |
" | 25 | " | | | | | | " | " | " | |
" | 32 | " | 135 | 165 | 130 | 135 | 334 | " | " | " | |
" | 40 | " | | | | | | " | " | " | |
KA42Y-16C | 32 | 1.6 | 135 | 145 | 115 | 100 | 285 | 铸钢 | －40~＋130 | 酸性天然气 | |
" | 40 | " | 150 | 160 | 120 | 110 | 278 | " | " | " | |
" | 50 | " | 165 | 180 | 135 | 120 | 332 | " | " | " | |
" | 65 | " | | | | | | " | " | " | |
" | 80 | " | 20 | 215 | 170 | 135 | 478 | " | " | " | |
" | 100 | " | 220 | 245 | 205 | 160 | 590 | " | " | " | |
" | 150 | " | 280 | 310 | 255 | 230 | 650 | " | " | " | |
KA42Y-40 | 32 | 4.0 | 140 | 150 | 115 | 100 | 265 | 铸钢 | －40~＋130 | 酸性天然气 | |
" | 40 | " | 145 | 160 | 130 | 120 | 278 | " | " | " | |
" | 50 | " | 160 | 180 | 145 | 130 | 332 | " | " | " | |
" | 65 | " | | | | | | " | " | " | |
" | 80 | " | 195 | 215 | 170 | 150 | 478 | " | " | " | |
" | 100 | " | 230 | 245 | 205 | 185 | 590 | " | " | " | |
" | 150 | " | 300 | 310 | 255 | 230 | 650 | " | " | " | |
KA42Y-64 | 40 | 6.4 | 165 | 160 | 130 | 120 | 305 | 铸钢 | －40~＋130 | 酸性天然气 | |
" | 50 | " | 175 | 180 | 165 | 130 | 462 | " | " | " | |
" | 65 | " | | | | | | " | " | " | |
" | 80 | " | 210 | 230 | 175 | 160 | 574 | " | " | " | |
" | 100 | " | 250 | 27 | 195 | 195 | 600 | " | " | " | |
KA42Y-100 | 40 | 10.0 | | | | | | 铸钢 | －40~＋130 | 酸性天然气 | |
" | 50 | " | | | | | | " | " | " | |
" | 65 | " | | | | | | " | " | " | |
" | 80 | " | | | | | | " | " | " | |
" | 100 | " | | | | | | " | " | " | |
KA42Y-16P | 32 | 1.6 | 135 | 145 | 115 | 100 | 265 | 1Cr18Ni9Ti | －40~＋130 | 酸性天然气 | |
" | 40 | " | 150 | 160 | 120 | 110 | 278 | " | " | " | |
" | 50 | " | 165 | 180 | 135 | 120 | 332 | " | " | " | |
" | 65 | " | | | | | | " | " | " | |
" | 80 | " | 200 | 215 | 170 | 135 | 478 | " | " | " | |
" | 100 | " | 220 | 245 | 205 | 160 | 590 | " | " | " | |
" | 150 | " | 280 | 310 | 255 | 230 | 650 | " | " | " | |
KA42Y-40P | 32 | " | 140 | 150 | 115 | 100 | 260 | 1Cr18Ni9Ti | －40~＋130 | 酸性天然气 | |
" | 40 | " | 145 | 160 | 130 | 120 | 278 | " | " | " | |
" | 50 | " | 160 | 180 | 145 | 130 | 332 | " | " | " | |
" | 65 | " | | | | | | " | " | " | |
" | 80 | " | 195 | 215 | 170 | 150 | 478 | " | " | " | |
" | 100 | " | 230 | 245 | 205 | 185 | 590 | " | " | " | |
" | 150 | " | 300 | 310 | 255 | 230 | 650 | " | " | " | |
KA42Y-64P | 40 | " | 165 | 160 | 130 | 120 | 305 | 1Cr18Ni9Ti | －40~＋130 | 酸性天然气 | |
" | 50 | " | 175 | 180 | 165 | 130 | 462 | " | " | " | |
" | 65 | " | | | | | | " | " | " | |
" | 80 | " | 210 | 230 | 175 | 160 | 582 | " | " | " | |
" | 100 | " | 250 | 270 | 195 | 195 | 600 | " | " | " | |
KA42Y-100P | 40 | 10.0 | | | | | | 1Cr18Ni9Ti | －40~＋130 | 酸性天然气 | |
" | 50 | " | | | | | | " | " | " | |
" | 65 | " | | | | | | " | " | " | |
" | 80 | " | | | | | | " | " | " | |
" | 100 | " | | | | | | " | " | " | |
