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American standard forged steel flange vertical check valve H42H

American standard forged steel flange vertical check valve H42H

Bolt/welded connection valve cover, reduced diameter and full diameter

The end connection is a flange, designed according to API602, BS5352, ASME16.34

Product drawing

Product drawing.png

Product dimensions

150LB RF
NPS（inch）	Ød	L	A	B	C	T	F	n-Ø
1/2″	10.5	108	35	60.5	90	11.6	2	4-16
3/4″	13	117	43	70	100	13.2	2	4-16
1″	17.5	127	51	79.5	110	14.5	2	4-16
1 1/4″	24	140	63.5	89	115	16	2	4-16
1 1/2″	29	165	73	98.5	125	17.5	2	4-16
2″	36.5	203	92	120.5	150	19.5	2	4-19
300LB RF
NPS（inch）	Ød	L	A	B	C	T	F	n-Ø
1/2″	10.5	152	35	66.5	95	14.7	2	4-16
3/4″	13	178	43	82.5	115	16.3	2	4-19
1″	17.5	203	51	89	125	17.9	2	4-19
1 1/4″	24	216	63.5	98.5	135	19.5	2	4-19
1 1/2″	29	229	73	114.5	155	21.1	2	4-22
2″	36.5	267	92	127	165	22.7	2	8-19
600LB RF
NPS（inch）	Ød	L	A	B	C	T	F	n-Ø
1/2″	10.5	165	35	66.5	95	21.3	7	4-16
3/4″	13	190	43	82.5	115	23	7	4-19
1″	17.5	216	51	89	125	24.5	7	4-19
1 1/4″	24	229	63.5	98.5	135	27.7	7	4-19
1 1/2″	29	241	73	114.5	155	29.3	7	4-22
2″	36.5	292	92	127	165	32.4	6.4	8-19
900LB/1500LB RF
NPS（inch）	Ød	L	A	B	C	T	F	n-Ø
1/2″	10.5	216	35	82.5	120	29.5	7	4-22
3/4″	13	229	43	89	130	32.5	7	4-22
1″	17.5	254	51	101.5	150	36	7	4-26
1 1/4″	24	279	63.5	111	160	36	7	4-26
1 1/2″	29	305	73	124	180	39	7	4-29
2″	36.5	368	92	165	215	45.5	7	8-26

Technical Documentation

1. Design and Manufacturing: API602; ASME B16.34

2. Structural length: ASME B16.34

3. Flange end size: ASME B16.5 (RF, FM, RJ)

4. Inspection and Testing: API598

5. Structural features: B · B (central bolt) W · B (central welding) Flow rate: Full diameter (FP) Shrinking diameter (RP)

6. Subject material：A105N,LF2,LF3,F11,F5,F22,F304,F304L.F316,F316L,F321H,F51,F53,F55,F91,F92,F347,310S,800H, 600625 Special materials, etc

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