union metal roof - atap metal union

SPAN TERMINOLOGY

MAXIMUM ALLOWABLE ROOF SUPPORT SPACING

	Union Clip Panel
	Type Of Span	Thickness (mm) BMT
		0.45
	Single Span	1000
	End Span	1200
	Internal Span	1700
	Overhang	150

	Union Deck
	Type Of Span	Thickness (mm) BMT
		0.35	0.4	0.45
	Roofs
	Single Span	500	700	1000
	End Span	900	1200	1500
	Internal Span	1500	1700	2100
	Overhang	200	200	200
	Walls
	Single Span	2000	2300	2500
	End Span	1000	1500	2000
	Internal Span	1800	2000	2400
	Overhang	200	200	200

	Union MP-Deck
	Type	Thickness (mm) BMT
		0.35	0.4	0.45
	Roofs
	Single Span	500	700	1000
	End Span	700	900	1000
	Internal Span	1400	1600	1700
	Overhang	200	200	200
	Walls
	Single Span	2400	2400	2400
	End Span	1000	1400	1700
	Internal Span	1700	1900	2100
	Overhang	200	200	200

KEMIRINGAN ATAP MINIMUM

	TYPE	KEMIRINGAN ATAP
		1 : 50 (1˚)
		1 : 20 (3˚)
		1 : 30 (2˚)

TEKANAN ANGIN YANG DIIJINKAN UNTUK ATAP

(0,50 mm TCT Thickness untuk atap)

TYPE	Jarak Peletakan (mm)	Tekanan Angin Pada Tiap Bentang (Kg/m²)
		900	1200	1500	1800	2100
Union Clip Panel®	1700	377	286	194	153	133
Union Deck®	2100	428	316	255	214	514
Union MP-Deck®	1700	194	143	112	102	82

LIMPASAN AIR HUJAN PADA ATAP

Korelasi panjang lembaran atap dengan sudut kemiringan dan intensitas curah hujan

TYPE	Intensitas Curah Hujan mm/jam	Sudut Kemiringan (Derajat) Panjang Atap (m)
		1(1:50)	2(1:30)	3(1:20)	5(1:12)	10(1:60)
Union Clip Panel®	250	64	80	94	-	-
	300	53	66	78	95	-
	400	40	50	58	70	83
	500	32	40	46	56	66
Union Deck®	150	-	42	48	56	70
	200	-	31	36	42	52
	250	-	25	28	33	42
	300	-	20	33	27	35
	400	-	15	17	20	26
Union MP-Deck®	200	-	50	59	72	-
	250	-	40	47	57	74
	300	-	34	39	47	61
	400	-	25	29	35	46