长城特种耐磨焊条厂

HB-YD611耐磨焊丝

万能焊条303M303

BAg62CuZnP银焊条

BAg25CuZnP银焊条

BAg25CuZn(HL302)银焊条

BAg45CuZn(HL303)银焊条

BAg50CuZn(HL304)银焊条

BAg70CuZn(HL307)银焊条

BAg72Cu(HL308)银焊条

BAg30CuZnCd银焊条

BAg30CuZnSn银焊条

BAg50CuZnSnNi(HL324)银焊条

BAg40CuZnSnNi(HL322)银焊条

BAg56CuZnSn银焊条

BAg34CuZn银焊条

BAg50CuZnCdNi(HL315)银焊条

BAg40CuZnCdNi(HL312)银焊条

BAg50CuZnCd(HL313)银焊条

BAg45CuZnCd银焊条

BAg35CuZnCd(HL314)银焊条