PTFE mapaipi okutidwa mkati ndi zotengera zakonzeka kupita !!!
Kodi mukudziwa TOP-METAL amapereka mitundu yonse ya zida Teflon anticorrosion?ASTM F1545, chipolopolo API 5l chitoliro chopanda msoko, zopangira ANSI B16.9.flange ANSI B16.5 loose and fixed.if muli ndi chidwi chonde omasuka kulumikizana nafe:
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Nthawi yotumiza: Aug-16-2021