板式平焊法兰\PN16\DN200\RF\304\HG/T20592 ¥130.00 REDUCING TEE异径三通ASTM A403 Gr.WP304L ASME B16.9 ¥72.00 90ºELBOW弯头ASTM A403 Gr.WP304L ASME B16.9 ¥80.00 TEE三通 SWE承插焊CL3000 ASTM A182 Gr.F304L ¥10.00 COUPLING管箍二通SWE承插焊CL3000 ASTM A105标准ASME B16.11 ¥45.00 90° ELBOW弯头SWE承插焊CL3000 ASTM A182 Gr. F304 ¥55.00