Safonau: ASTM A182, ASTM SA182 Dimensiynau: ASME 16.11 Maint: 1/4″ NB I 4″ NB Ffurf: Llwyni, Bwsio Pen Hecsagon Math: Ffitiadau NPT, BSP, BSPT wedi'u sgriwio-edau
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