Steel Raised Face Flange

Feature of Steel Raised Face Flange

Nominal diameter(DN)	Connection dimensions					Sealing surface		Flange thickness	Flange theoretical weight
	Flange extemal diameter	Center circle diameterof bolt hole	Bolt hole diameter	Bolt, stud		d	f
				Quantity	Screw thread
10	90	60	14	4	M12	40	28	2	12
15	95	65	14	4	M12	45	32	2	12
20	105	75	14	4	M12	55	40	2	12
25	115	85	14	4	M12	65	46	2	12
32	140/135	100	18	4	M16	78	56	2	12
40	150/145	110	18	4	M16	85	64	3	14
50	165/160	125	18	4	M16	100	74	3	14
65	185/180	145	18	4	M16	120	92	3	14
80	200/195	160	18	8	M16	135	110	3	14
100	220/215	180	18	8	M16	155	130	3	16
125	250/245	210	18	8	M16	185	158	3	16
150	285/280	240	23	8	M20	210	184	3	18
175	310	295	23	12	M20	240	234	3	18

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