DN		150Lb   凸面法兰 RF
mm	in	L	D	D1	D2	b	n-d	H	D0
15	1/2	108	89	60.5	35	11.2	4-16	241	100
20	3/4	117	98	69.9	43	12.7	4-16	241	100
25	1	127	108	79.2	51	14.2	4-16	242	125
32	5/4	140	117	89.0	63	16.0	4-16	280	160
40	3/2	165	127	98.6	73	17.5	4-16	286	160
50	2	178	152	120.7	92	19.0	4-19	368	200
65	5/2	190	178	139.7	105	22.4	4-19	387	200
80	3	203	190	152.4	127	24.0	4-19	411	250
100	4	229	229	190.5	157	24.0	8-19	454	250
125	5	356	254	216.0	186	24.0	8-22.5	455	350
150	6	394	279	241.3	216	25.4	8-22.5	541	350
200	8	457	343	298.5	270	28.4	8-22.5	651	450
250	10	533	406	362.0	324	30.2	12-25.4	800	450
300	12	698	483	431.8	381	32.0	12-25.4	1231	600
350	14	787	533	476.3	413	35.0	12-29	1450	600
400	16	914	597	539.8	470	36.6	16-29	1645	600