StandardsDesign and manufacture as BS1868, ANSI B16.34
Face to face dimensions as ANSI B16.10
End flange dimension as ANSI B16.5
Pressure-temperature ratings as ANSI B16.34
Pressure test as API 598
Test Pressure

 

Test Item		Shell Test		Seal Test		Back Seal Test		Air Seal Test
Medium		Water						Air
Unit		MPa	lbf/in2	MPa	lbf/in2	MPa	lbf/in2	MPa	lbf/in2
Pressure (Class)	150	3.1	450	2.2	315	2.2	315	0.5-0.7	60-100
	300	7.8	1125	5.6	815	5.6	815
	400	10.3	1500	7.6	1100	7.6	1100
	600	15.3	2225	11.2	1630	11.2	1630
	900	23.1	3350	16.8	2440	16.8	2440
	1500	38.4	5575	28.1	4080	28.1	4080

 

 

Name	MateriaI
Body  Bonnet  Wedge  Arm  Yoke	A216WCB	A352 LCB	A217WC6	A217WC9	A217 C5	A351 CF8	A351 CF8M	A351 CF3	A351 CF3M
Arm Pin	A182 F6	A182 F304					A182 F316	A182 F304L	A182 F316L
Bonnet Bolt	A193-B7 A320-L7 A193-B8
Nut	A194-2H A1 94-7 A194-8

Type	Size(mm)		Dimension(mm)
	inch	DN	L	D	D1	D2	b	z-Φd	H
H44H/W/Y-150Lb	1″	25	127	108	79.5	51	12	4-Φ15	90
	11/2″	40	165	127	98.5	73	15	4-Φ15	115
	2″	50	203	152	120.7	92	16	4-Φ19	150
	21/2″	65	216	177.8	139.7	104.7	18	4-Φ19	160
	3″	80	241	190.5	152.4	127	19	4-Φ19	180
	4″	100	292	229	190.5	157	24	8-Φ19	220
	5″	125	330	254	216	185.7	26	8-Φ22	280
	6″	150	356	279	241.3	216	26	8-Φ22	340
	8″	200	495	343	298.5	270	29	8-Φ22	400
	10″	250	622	406	362	324	31	12-Φ25	460
	12″	300	698	483	432	381	32	12-Φ25	530
	14″	350	787	533	476.3	413	35	12-Φ29	580
	16″	400	864	597	540	470	37	16-Φ29	600
	18″	450	978	635	578	533.4	40	16-Φ32	650
	20″	500	978	698 5	635	584	43	20-Φ32	700
	24″	600	1295	813	749.3	692	48	20-Φ35	780
	28″	700	1448	927	863.6	800	72	28-Φ35	850
	30″	800	1524	984	914.4	857	75	28-Φ35	920