Mechanical galvanizing self drilling screw

Mechanical galvanization inobvumira screws kutevedzera akasiyana corrosion test protocol nekupa zinc coating. Iyo screws inogona kuramba munyu kupfapfaidza uye Kesternich kuyedzwa kwenguva yakareba, ichiratidza kushanda kwayo kune yakakwirira corrosion nharaunda. Kutevedzera zviyero zvakaita seASTM B117 inosimbisa kugona kwavo kwekurwisa-corrosion.
Taura nesu:
Nhare: 86 -0310-6716888
Nharembozha(WhatsApp): 86-13230079551; 86-18932707877
Email: dd@ddfasteners.com
Nyora meseji yako pano ugotitumira









