HXF1型機(jī)械密封
212型機(jī)械密封
批發(fā)進(jìn)口FEP包覆O型圈
批發(fā)進(jìn)口PTFE四氟包覆O型圈
批發(fā)包覆0型圈/耐腐蝕0型圈
批發(fā)星型圈 X型圈 O型圈
O型圈規(guī)格7mm
O型圈規(guī)格8.6mm
O型圈規(guī)格6mm
O型圈規(guī)格5.7-6mm
O型圈規(guī)格3.55-5.3mm
O型圈規(guī)格5.3-7mm
O型圈規(guī)格5-5.7mm
O型圈規(guī)格5mm
O型圈規(guī)格3.55mm
O型圈規(guī)格3.5-4mm
O型圈規(guī)格3.1mm
O型圈規(guī)格3.1-3.5mm
O型圈規(guī)格2.65-3.55
O型圈國標(biāo)規(guī)格2.65mm