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