UPSET螺纹规,EU/Non-UPSET螺纹规,NEU 螺纹规,外部加厚,外部不加厚 ¥8000.00 BPV, HBPV 螺纹规,背压阀螺纹规 ¥10000.00 API 螺纹规, LP 螺纹规,管线螺纹规,Line Pipe螺纹规,锥螺纹规 ¥3000.00 API 徽标钢印,Butress 螺纹钢印 面议 Sharp Vee 螺纹规, VR 螺纹规,阀门移除螺纹规,API 6A 螺纹规,PMC ¥5000.00 Gagemaker 单项仪 面议