1301781077713706659606
卫生级快装+焊接蝶阀D81X-61X-10P
卫生级蜗轮对夹蝶阀D371X-19P
卫生级对夹蝶阀D71X-16P
卫生级对夹式蝶阀D71X-16P
蜗轮对夹蝶阀D371X-16P
手动对夹蝶阀D71X-16P
卫生级内螺纹蝶阀D11X-10P
卫生级法兰蝶阀D41X-10P