GB9123.9-88

GB9123.9-88
PN1.6Mpa(16bar) Raised face steel pipe flange cover

Nominal Diameter DN	Connection size					Sealing surface		flange thickness C	Theoretical weight kg
	flange outer diameter D	Bolt hole center circle diameter K	Bolt aperture L	bolt
				number n	thread Th	d	f
10	90	60	14	4	M12	41	2	14	0.56
15	95	65	14	4	M12	46	2	14	0.64
20	105	75	14	4	M12	56	2	16	0.92
25	115	85	14	4	M12	65	3	16	1.03
32	140	100	18	4	M16	76	3	18	1.80
40	150	110	18	4	M16	84	3	18	2.09
50	165	125	18	4	M16	99	3	20	2.90
65	185	145	18	4	M16	118	3	20	3.71
80	200	160	18	8	M16	132	3	20	4.84
100	220	180	18	8	M16	156	3	22	5.82
125	250	210	18	8	M16	184	3	22	7.64
150	285	240	22	8	M20	211	3	24	10.84
200	340	295	22	12	M20	266	3	26	16.88
250	405	355	26	12	M24	319	3	26	23.99
300	460	410	26	12	M24	370	4	28	33.49
350	520	470	26	16	M24	429	4	30	46.15
400	580	525	30	16	M27	480	4	32	61.27
450	640	585	30	20	M27	548	4	36	84.67
500	715	650	33	20	M30	609	4	40	117.78
600	840	770	36	20	M33	720	5	44	180.40
700	910	840	36	24	M33	794	5	48	230.73
800	1025	950	39	24	M36	901	5	52	318.89
900	1125	1050	39	28	M36	1001	5	58	430.53
1000	1255	1170	42	28	M39	1112	5	64	593.08
1200	1485	1390	48	32	M45	1328	5	76	987.41

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