In mid-2021, Pratt & Whitney partnered with a German construction company to carry out the first phase of infrastructure upgrades in the Hamburg Irrigation District.
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High Quality Ductile Iron Pipe Fittings Puddle Double Flange With Puddle Flange Pipes
Get Latest Price
US$ 1.5
≥10 Pieces
US$ 1.23
≥10000 Pieces
Quick Details
Technics:
Mould
Shape:
Equal
Head Code:
Round
Place of Origin:
Henan, China
Product Details
Products Description
Ductile Iron Backing Ring
|
Size
|
Pressure
|
SDR
|
Type
|
OD
|
ID
|
Thickness
|
Bolt No.
|
Bolt Hole Dia
|
Bolt Hole Circle
|
|
|
|
|
|
|
|
|
|
B.D.
|
B.C.
|
|
1″
|
267 PSI
|
7
|
C
|
4.25
|
1.38
|
0.56
|
4
|
0.63
|
3.12
|
|
1 1/4″
|
267 PSI
|
7
|
C
|
4.62
|
1.72
|
0.63
|
4
|
0.63
|
3.5
|
|
1 1/2″
|
267 PSI
|
7
|
C
|
5
|
1.97
|
0.69
|
4
|
0.63
|
3.88
|
|
2″
|
267 PSI
|
7
|
C
|
6
|
2.46
|
0.75
|
4
|
0.75
|
4.75
|
|
2 1/2″
|
267 PSI
|
7
|
C
|
7
|
2.97
|
0.88
|
4
|
0.75
|
5.5
|
|
3″
|
267 PSI
|
7
|
C
|
7.5
|
3.6
|
0.94
|
4
|
0.75
|
6
|
|
4″
|
267 PSI
|
7
|
C
|
9
|
4.6
|
0.94
|
8
|
0.75
|
7.5
|
|
5″
|
267 PSI
|
7
|
C
|
10
|
5.69
|
0.94
|
8
|
0.88
|
8.5
|
|
6″
|
267 PSI
|
7
|
C
|
11
|
6.75
|
1
|
8
|
0.88
|
9.5
|
|
8″
|
267 PSI
|
7
|
C
|
13.5
|
8.75
|
1.12
|
8
|
0.88
|
11.75
|
|
10″
|
267 PSI
|
7
|
C
|
16
|
10.92
|
1.19
|
12
|
1
|
14.25
|
|
12″
|
267 PSI
|
7
|
C
|
19
|
12.92
|
1.5
|
12
|
1
|
17
|
|
2″
|
160PSI
|
11
|
B
|
6
|
2.64
|
0.51
|
4
|
0.75
|
4.75
|
|
3″
|
160PSI
|
11
|
B
|
7.5
|
3.75
|
0.53
|
4
|
0.75
|
6
|
|
4″
|
160PSI
|
11
|
B
|
9
|
4.8
|
0.55
|
8
|
0.75
|
7.5
|
|
6″
|
160PSI
|
11
|
B
|
11
|
6.9
|
0.63
|
8
|
0.88
|
9.5
|
|
8″
|
160PSI
|
11
|
B
|
13.5
|
8.9
|
0.87
|
8
|
0.88
|
11.75
|
|
10″
|
160PSI
|
11
|
B
|
16
|
11
|
0.98
|
12
|
1
|
14.25
|
|
12″
|
160PSI
|
11
|
B
|
19
|
13.15
|
1.26
|
12
|
1.13
|
18.75
|
|
14″
|
160PSI
|
11
|
B
|
21
|
14.4
|
1.38
|
12
|
1.13
|
21.25
|
|
16″
|
160PSI
|
11
|
B
|
23.5
|
16.4
|
1.65
|
16
|
1.13
|
21.25
|
|
18″
|
160PSI
|
11
|
B
|
25
|
18.4
|
1.69
|
16
|
1.25
|
22.75
|
|
20″
|
160PSI
|
11
|
B
|
27.5
|
20.5
|
1.81
|
20
|
1.25
|
25
|
|
22″
|
160PSI
|
11
|
B
|
29.5
|
22.5
|
2.01
|
20
|
1.38
|
27.25
|
|
24″
|
160PSI
|
11
|
B
|
32
|
24.5
|
2.17
|
20
|
1.38
|
29.5
|
|
2″
|
267 PSI
|
7
|
B
|
6
|
2.63
|
0.75
|
4
|
0.75
|
4.75
|
|
3″
|
267 PSI
|
7
|
B
|
7.5
|
3.75
|
0.94
|
4
|
0.75
|
6
|
|
4″
|
267 PSI
|
7
|
B
|
9
|
4.75
|
0.94
|
8
|
0.75
|
7.5
|
|
6″
|
267 PSI
|
7
|
B
|
11
|
6.88
|
1
|
8
|
0.88
|
9.5
|
|
8″
|
267 PSI
|
7
|
B
|
13.5
|
8.88
|
1.12
|
8
|
0.88
|
11.75
|
|
10″
|
267 PSI
|
7
|
B
|
16
|
11
|
1.19
|
12
|
1
|
14.25
|
|
12″
|
267 PSI
|
7
|
B
|
19
|
13.13
|
1.5
|
12
|
1
|
17
|
Ductile Iron Backing Rings( Flanges) are used with HDPE/PP stub end and flange adaptors, and have adavantages of higher strength, less weight and anti corrosion.etc.
Puhui produce a full range of HDPE flange adaptors up to 63″ and offer a whole package for HDPE adaptors and backing rings to the customer.
Puhui produce a full range of HDPE flange adaptors up to 63″ and offer a whole package for HDPE adaptors and backing rings to the customer.
Case Show
Germany: Irrigation Modernization in Hamburg
Philippines: HDPE pipes for transport river water engineering
Products: 200mm, 160mm with elbows, equal diameter tees, stub ends, flanges and end caps
Hong Kong: HDPE Drainage Pipe System
Project name: Drainage piping system
Product: PN20 Pipe and Fittings
Factory Show
Puhui Industry
Puhui Industry Co., Ltd. is one of the leading manufacturers and suppliers of HDPE systems in China. The factory is located in Henan Province, we have 5 years exporting experience, and we have established a comprehensive network of warehousing and distribution facilities nationwide to facilitate the effective distribution of our own products and timely delivery to our domestic and international partners.The company has first-class production equipment and advanced detection equipment, has accumulated a large number of professional and technical elites, specializing in R&D, production and sales of polyethylene products. The annual production capacity of various types of products for company reaches 190000 tons.
Customer Visiting
Customer Visiting
Since the establishment of the Ministry of Foreign Trade, our company has received customer visits from
43
countries, and has visited many countries for
customer return visits
to check the pipeline operation status and give reasonable suggestions.
Customer Review
Delivery
Certifications
CE for EN standard
CE for ISO standard
CE for ASTM standard
ISO 9001
ISO 14001
ISO 45001
WRAS
NSF BS6920
SAA for AS/NZS 61386
FAQ
1. How is your price?
A: Although we have brand-name products, our prices are very favorable and competitive. Because of our best price, customers from
all over the world come to purchase our products.
all over the world come to purchase our products.
2. How long is your warranty?
A: Our Warranty is 12 month.
3. Can I get free samples?
A: Yes, we can provide you the free samples, but you need to bear their own delivery costs.
4. Can I request to change the form of packaging and transportation?
A: Yes, We can change the form of the packaging and transportation according to your request, but you have to bear their own costs incurred during this period and the spreads.
5. Can I request to advance the shipment?
A: It should be depends on whether there is sufficient inventory in our warehouse.
6. Could you specially design and produce for clients?
A: Sure, we have all kinds of professional engineers.We can design and produce special products according to customers'
request.Such as: special size, special control, OEM, etc.
request.Such as: special size, special control, OEM, etc.
7. What’s your main market?
A: Our main market is African, Middle East Countries, South American, Asian.
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