Gradd Dur: Q195-Q345, S235JR, S275JR, S355JR, GR.BD, STK500 Safon: GB/T3091-2001, BS1387-1985, DIN EN10025,EN10219,JIS G3444:20304-System: G3444:20304,20304,20304,20304,20304,20304,20304,20304,20304,20304,20304,20304,20304,20304,20304,20304,20304,20304,20304. -2004 Gorffen Arwyneb: galfanedig dip poeth, electro galfanedig, du, paentio, edafedd, soced, ysgythru.Diamedr allanol (...
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