Hebei Yongqian Trading Co.,Ltd

Home
About us
We attentively, you rest assured。

As the world's outstanding enterprise in the field of fluid control
- About us
- About us
- Culture
- Brand 历程
Products
We attentively, you rest assured。

As the world's outstanding enterprise in the field of fluid control
- Products
- Check Valve
- Butterfly Valve
- Gate Valve
- Ball Valve
- Globe Valve
- Driving Parts
- Y Strainers
- Municipal facilities
- Repair Clamp
- Pipe Fitting
- Manhole Cover and grate
Service
We attentively, you rest assured。

As the world's outstanding enterprise in the field of fluid control
- Service
- Application
- Customer
- 现场工况
- 视频中心
Contact us
We attentively, you rest assured。

As the world's outstanding enterprise in the field of fluid control
- Contact us
- Contact us

<< >>

Double Orifice Air Release Valve

Tel：+86 -319-3376610
Whatsapp: +86 15530972790
E-mail: hebyongqian@gmail.com

Remarks:

1. Design according to EN 1074-4:2000

2. Flange according to EN 1092-2:1997

3. Testing according to EN 12266-1:2012 Working pressure: 16kg/cm2

Shell test pressure: 25kg/cm2

Seat test pressure: 18kg/cm2

4. Media: water, neutral oil

5. External and internal coating:100% fusion-bonded epoxy

6. SS304, 316 bolts/nuts/washers are available on request

DIMENSION : MM

DN	L	H	D	K	D1	D2	n-d	b	f	W	Weight/kg
40	232	329	150	110	84	40	4-19	19	3	206	20
50	232	329	165	125	99	50	4-19	19	3	206	20
40-65	232	329	185	110-145	118	50	4-19	19	3	206	21.5
65	232	329	185	145	118	65	4-19	19	3	206	21.5
80	232	329	200	160	132	80	8-19	19	3	206	22
100	238	413	220	180	156	100	8-19	19	3	280	32.2
150	238	413	285	240	211	150	8-23	19	3	280	34.2
200	238	413	340	295	266	150	12-23	20	3	280	38
250	238	413	405	355	319	150	12-28	22	3	280	43.9
300	238	413	460	410	370	150	12-28	24.5	4	280	52.9

MATERIAL FOR MAIN PARTS

No.	Part Name	Material	Standards		No.	Part Name	Material	Standards
1	Body	Ductile Iron	EN1563-GJS-450	BS2789	12	O-ring	EPDM	EN681-1	BS2494
2	Float Guide	ABS			13	Side Body	Ductile Iron	EN1563-GJS-450	BS2789
3	Float	ABS			14	Cap	Nylon/Brass
4	Support	ABS			15	Gasket	EPDM	EN681-1	BS2494
5	Seat Ring	EPDM	EN681-1	BS2494	16	Bracket	Nylon
6	Seat Support	ABS			17	Adjusting Screw	Stainless Steel	EN ISO15481	BS4174
7	Cover	Ductile Iron	EN1563-GJS-450	BS2789	18	Seat	EPDM	EN681-1	BS2494
8	Washer	Carbon Steel	EN ISO7089	BS4320	19	Hinge Pin	Stainless Steel	EN ISO1234	BS1574
9	Nut	Carbon Steel	EN ISO4032	BS3692	20	Side Float	ABS
10	Hexagon Bolt	Carbon Steel	EN ISO4017	BS3692	21	Hexagon Bolt	Carbon Steel	EN ISO4017	BS3692
11	Cowl	Ductile Iron	EN1563-GJS-450	BS2789	22	Washer	Carbon Steel	EN ISO7089	BS4320

Remarks:

1. Design according to EN 1074-4:2000

2. Flange according to EN 1092-2:1997

3. Testing according to EN 12266-1:2012 Working pressure: 16kg/cm2

Shell test pressure: 25kg/cm2

Seat test pressure: 18kg/cm2

4. Media: water, neutral oil

5. External and internal coating:100% fusion-bonded epoxy

6. SS304, 316 bolts/nuts/washers are available on request

DIMENSION : MM

DN	L	H	D	K	D1	D2	n-d	b	f	W	Weight/kg
40	232	329	150	110	84	40	4-19	19	3	206	20
50	232	329	165	125	99	50	4-19	19	3	206	20
40-65	232	329	185	110-145	118	50	4-19	19	3	206	21.5
65	232	329	185	145	118	65	4-19	19	3	206	21.5
80	232	329	200	160	132	80	8-19	19	3	206	22
100	238	413	220	180	156	100	8-19	19	3	280	32.2
150	238	413	285	240	211	150	8-23	19	3	280	34.2
200	238	413	340	295	266	150	12-23	20	3	280	38
250	238	413	405	355	319	150	12-28	22	3	280	43.9
300	238	413	460	410	370	150	12-28	24.5	4	280	52.9

MATERIAL FOR MAIN PARTS

No.	Part Name	Material	Standards		No.	Part Name	Material	Standards
1	Body	Ductile Iron	EN1563-GJS-450	BS2789	12	O-ring	EPDM	EN681-1	BS2494
2	Float Guide	ABS			13	Side Body	Ductile Iron	EN1563-GJS-450	BS2789
3	Float	ABS			14	Cap	Nylon/Brass
4	Support	ABS			15	Gasket	EPDM	EN681-1	BS2494
5	Seat Ring	EPDM	EN681-1	BS2494	16	Bracket	Nylon
6	Seat Support	ABS			17	Adjusting Screw	Stainless Steel	EN ISO15481	BS4174
7	Cover	Ductile Iron	EN1563-GJS-450	BS2789	18	Seat	EPDM	EN681-1	BS2494
8	Washer	Carbon Steel	EN ISO7089	BS4320	19	Hinge Pin	Stainless Steel	EN ISO1234	BS1574
9	Nut	Carbon Steel	EN ISO4032	BS3692	20	Side Float	ABS
10	Hexagon Bolt	Carbon Steel	EN ISO4017	BS3692	21	Hexagon Bolt	Carbon Steel	EN ISO4017	BS3692
11	Cowl	Ductile Iron	EN1563-GJS-450	BS2789	22	Washer	Carbon Steel	EN ISO7089	BS4320

Remarks:

1. Design according to EN 1074-4:2000

2. Flange according to EN 1092-2:1997

3. Testing according to EN 12266-1:2012 Working pressure: 16kg/cm2

Shell test pressure: 25kg/cm2

Seat test pressure: 18kg/cm2

4. Media: water, neutral oil

5. External and internal coating:100% fusion-bonded epoxy

6. SS304, 316 bolts/nuts/washers are available on request

DIMENSION : MM

DN	L	H	D	K	D1	D2	n-d	b	f	W	Weight/kg
40	232	329	150	110	84	40	4-19	19	3	206	20
50	232	329	165	125	99	50	4-19	19	3	206	20
40-65	232	329	185	110-145	118	50	4-19	19	3	206	21.5
65	232	329	185	145	118	65	4-19	19	3	206	21.5
80	232	329	200	160	132	80	8-19	19	3	206	22
100	238	413	220	180	156	100	8-19	19	3	280	32.2
150	238	413	285	240	211	150	8-23	19	3	280	34.2
200	238	413	340	295	266	150	12-23	20	3	280	38
250	238	413	405	355	319	150	12-28	22	3	280	43.9
300	238	413	460	410	370	150	12-28	24.5	4	280	52.9

MATERIAL FOR MAIN PARTS

No.	Part Name	Material	Standards		No.	Part Name	Material	Standards
1	Body	Ductile Iron	EN1563-GJS-450	BS2789	12	O-ring	EPDM	EN681-1	BS2494
2	Float Guide	ABS			13	Side Body	Ductile Iron	EN1563-GJS-450	BS2789
3	Float	ABS			14	Cap	Nylon/Brass
4	Support	ABS			15	Gasket	EPDM	EN681-1	BS2494
5	Seat Ring	EPDM	EN681-1	BS2494	16	Bracket	Nylon
6	Seat Support	ABS			17	Adjusting Screw	Stainless Steel	EN ISO15481	BS4174
7	Cover	Ductile Iron	EN1563-GJS-450	BS2789	18	Seat	EPDM	EN681-1	BS2494
8	Washer	Carbon Steel	EN ISO7089	BS4320	19	Hinge Pin	Stainless Steel	EN ISO1234	BS1574
9	Nut	Carbon Steel	EN ISO4032	BS3692	20	Side Float	ABS
10	Hexagon Bolt	Carbon Steel	EN ISO4017	BS3692	21	Hexagon Bolt	Carbon Steel	EN ISO4017	BS3692
11	Cowl	Ductile Iron	EN1563-GJS-450	BS2789	22	Washer	Carbon Steel	EN ISO7089	BS4320

TEL

TEL

+86-319-3376610
Return