Sianel
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MS Channel dur ar gyfer adeilad toi
Rhestr maint y sianel Maint MM Uchder gwe MM Lled fflans MM Trwch gwe MM Trwch fflans MM Pwysau therotig KG/M 5 50 37 4.5 7 5.438 6.3 63 40 4.8 7.5 6.634 6.5 65 40 4.8 3.70 5 40 4.8 3.70 5 40 4.8 3.70 5 40 4.8 3.70 5 40 4.8 3.70 5 40 4.8 3.70 5 40 4.8 3.70 5 40 4.8 3.70 5 40 4.8 3.0 5 4 4. 10.007 12 120 53 5.5 9 12.059 12.6 126 53 5.5 12.318 14a 140 58 6 9.5 14.535 14b 140 60 8 9.3 6 16 .
