Design and manufacture in accordance with Chinese national standards
1??structural style??Angle
2??nominal pressure??PN1.6-4.0(MPa)
3??inside nominal diameter??DN15-300??mm??

Follow the standard	STANDARD
Design and manufacturing	GB12233/GB 12235
structure length	GB 12221/JB96
structure length	GB78/JB79??GB??HG??SH??
pressure testing	GB/T 13927
sign	GB 12220
delivery of goods	GB/T12252

1.6MPa Main connection dimension

DN	in	L	D	D1	D2	f	b	z-?դ	Do	H1	H2	W
15	1/2	65/90	95	65	45	2	14	4-?ձ4	100	240	265	7
20	3/4	75/95	105	75	55	2	16	4-?ձ4	100	245	270	7.5
25	1	80/100	115	85	65	2	16	4-?ձ4	120	250	275	8.5
32	21/4	95/105	135	100	78	2	18	4-?ձ8	140	260	290	12
40	21/2	100/115	145	110	85	2	18	4-?ձ8	140	290	325	14
50	2	115/125	160	125	100	2	20	4-?ձ8	160	300	335	19
65	21/2	145	180	145	120	2	20	4-?ձ8	180	355	400	27
80	3	155	195	160	135	2	22	4-?ձ8	240	400	450	42
100	4	175	215	180	155	2	24	8-?ձ8	240	455	495	50
125	5	200	245	210	185	2	26	8-?ձ8	280	530	560	64
150	6	240/225	280	240	210	2	28	8-?ղ3	320	605	650	85
200	8	275	335	295	265	2	30	8-?ղ3	360	650	770	155

2.5MPa Main connection dimension

DN	in	L	D	D1	D2	f	b	z-?դ	Do	H1	H2	W
15	1/2	65/90	95	65	45	2	16	4-?ձ4	120	245	270	7.5
20	3/4	75/95	105	75	55	2	16	4-?ձ4	120	250	275	8.8
25	1	80/100	115	85	65	2	16	4-?ձ4	140	260	290	11
32	21/4	95/105	135	100	78	2	18	4-?ձ8	140	290	325	13
40	21/2	100/115	145	110	85	3	18	4-?ձ8	160	300	335	18
50	2	115/125	160	125	100	3	20	4-?ձ8	180	355	400	31
65	21/2	145	180	145	120	3	22	8-?ձ8	220	400	450	39
80	3	155	195	160	135	3	22	8-?ձ8	280	450	495	50
100	4	175	230	190	160	3	24	8-?ղ3	320	530	590	60
125	5	200	270	220	188	3	28	8-?ղ5	380	600	650	75
150	6	240/225	300	250	218	3	30	8-?ղ5	400	650	770	98
200	8	275	360	310	278	3	34	12-?ղ3	450	700	850	170