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ASME B16.11 Ffitiadau

ASTM A105 Soced Weld 90 Gradd Penelin ASME B16.11

Beth yw plwg, beth am ei fanyleb a'i gwahaniaeth rhwng capiau.
ASTM A105N PLUG PENNAETH Sgwâr ASME B16.11
ASTM A105 Soced Weld 90 Gradd Penelin ASME B16.11

Beth yw penelin soced weld-90 gradd a beth am ei fanyleb a'i fanteision.
ASTM A105 Soced Weld 90 Gradd Penelin ASME B16.11
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