三通高压球阀BK3/SK3/KHB3K
BK3：碳钢及不锈钢方阀体三通球阀 SK3：锻造阀体碳钢三通球阀
球阀通道机能形式： L、P、T或T180,

美制锥管螺纹 NPT
BK3 1/8NPT 04 1125 4 5 1/8″NPT - 69 32 12
BK3 1/4NPT 06 1125 6 6 1/4″NPT - 69 32 17
BK3 3/8NPT 10 1125 10 9 3/8″NPT - 73 35 17
BK3 1/2NPT 13 1125 13 11.5 1/2″NPT - 92 42 22
BK3 3/4NPT 20 1125 20 18 3/4″NPT - 97 47 23
BK3 1NPT 25 1125 25 22 1″NPT - 113 55 27
BK3 11/4NPT 25 1125 25 22 11/4″NPT - 131 55 28
SK3 11/4NPT 32 3125 32 30 11/4" NPT - 115 70 28
SK3 11/2NPT 40 3125 40 35 11/2" NPT - 135 75 28
SK3 2NPT 50 3125 50 44 2" NPT - 140 85 30