管件中英文对照 等径直通equal coupling 异径直通reducing coupling 内牙直通 female coupling 外牙直通 straight tube w ith outside 90 等径弯头 90 equal elbow 45 等径弯头 45 equal elbow 外牙弯头 male elbow 内牙弯头 female elbow 等径三通 equal tee 异径三通 reducing tee 内牙三通female tee 外牙三通 male tee 管帽 cap sch 代表压力 lr 长半径或 1 倍半 大小 SIZE 数量 QTY 碳钢弯头 Carbon Steel Elbow 不锈钢弯头 Stainless Steel Elbow 高压弯头 High-Pressure Elbow 同心异径管 Concentric Reducers 偏心异径管 Eccentric Reducers 高压异径管 High-pressure Reducers 不锈钢等径三通 Stainless Straight Tee 碳钢等径三通 Carbon Straight Tee 不锈钢等径四通 Stainless Straight Cross 高压三通 High-pressure Tee 锻制三通 Forged Tee 异径接头 Template 管帽 Caps 法兰 flange 长径和短径弯头 long and short radius elbows 同心和偏心异径接头 concentric and eccentric reducers 等径和异径三通 straight and reducing outlet tees 大小头 CONCENTRIC REDUCER Tee Equal 相等的三通 等径三通 Straight Tee 异径三通 Reducin