Dn400mm D/F Pipe Double Flange Pipes

• Customization: Available
• Type: Ductile Iron Pipes
• Usage: Water Supply, Gas Supply, Oil Pipe
• Model NO.: DN20-DN2000
• Joint Type: Flange Joint
• Section Shape: Round
• Certification: ISO2531, EN545, EN598, ISO4179, ISO8179
• Shape: Round
• Customized: Customized
• Gasket Material: SBR
• Surface Treatment: Epoxy Paint or as Your Request
• Transport Package: PC
• Specification: DN80MM-DM2000MM
• Trademark: CNBM
• Origin: China
• HS Code: 7307110000
• Production Capacity: 250, 000 Tons

Product Description

Company Profile

CNBM INTERNATIONAL CORPORATION
Build your world with our materials.

We are a primary subsidiary of China National Building Material Group Co., Ltd.

CNBM Group is a central government-owned enterprise and a Fortune Global 500 company (Ranking 259th in 2017). It is the largest building material manufacturer and service provider in the world, with 15 publicly-listed companies and over 180,000 employees (2017).




CNBM Water Section is one of the pioneering suppliers of pipes, fittings and systems in China.
We are leading the market by supplying:
Ductile iron water and sewer pipes, fittings, valves and couplings and adaptors,
Ductile iron access covers and gratings,Other types of pipes and fittings.


Product Description



CNBM manufactures Ductile Iron Push-on Joint & Mechanical Joint Fittings which conform to Product standards: EN 545:2002, ISO-2531:1998, ANSI/AWWA C153/C110 & GB13295. The fittings are made with the most modern casting technique known as Vacuum Lost Foam Process.

1. Composition of raw material:
l         C: 3.4 - 3.7%
l         Si: 2.0 - 2.4%
l         P: ≤0.08%
l         S: ≤0.015%
l         Mg: 0.03 - 0.08%
l         Mn: ≤0.30%
Average Density of Metal is approximate 7050kg/m
 
2. Mechanical Properties of ductile iron pipe fittings

Item	Tensile Strength    N/mm2	Elongation %		Proof Stress N/mm2		Hardness           HB
	DN80 to DN2000	DN80 to DN1000	DN1100 to DN2000	DN80 to DN1000	DN1100 to DN2000
Fittings	≥420	≥5		≥300		≤230

 
3. Works Test Pressure of ductile iron pipe fittings

DN	Minimum hydraulic test pressure (bar)
	Fittings
60 to 300	25
350 to 600	16
700 to 1000	10
1100 to 2000	10

 
5. Internal Lining

	Fittings
Standard Coatings	Cement mortar
Reinforced protections	Epoxy Resin/Epoxy Powder
Special coatings	Please consult us

 
6. External Coatings

	Fittings
Standard Coatings	Basic protection
	Zinc rich paint + Bituminous paint
Reinforced protections	Basic protection +
	Epoxy Resin/Epoxy Powder
Special coatings	Please consult us

Specifications

Nominal  Diameter	Body						Each Flange
	DN		K10		K12
	e	kg/m	e	kg/m	e	kg/m	PN10	PN16	PN25	PN40
	mm		mm		mm
80	6	12.2	6	12.2	7	14.1	3.6	3.6	3.5	3.5
100	6.1	15.1	6.1	15.1	7.2	17.7	4.2	4.2	4.5	4.5
150	6.3	22.8	6.5	23.5	7.8	28	6.3	6.3	7.1	9.2
200	6.4	30.6	7	33.3	8.4	39.7	8.8	8.6	10.4	15.7
250	6.8	40.2	7.5	44.3	9	52.8	12	11.8	15.3	25.4
300	7.2	50.8	8	56.3	9.6	67.3	16.8	16.6	20.8	36.3
350	7.7	63.2	8.5	69.6	10.2	83.1	23	25.5	29
400	8.1	75.5	9	83.7	10.8	100	26.5	31	37.4
500	9	104.3	10	115.6	12	138.2	41	54	54.5
600	9.9	137.1	11	152	13.2	181.8	56	79.8	79.1
700	10.8	173.9	12	193	14.4	230.8	72.5	84.2
800	11.7	215.2	13	238.7	15.6	285.5	102	117
900	12.6	260.2	12	288.7	16.8	345.4	118.5	137.5
1000	13.5	309.3	15	343.2	18	410.6	135	169.4
1200	15.3	420.1	17	466.1	20.4	557.8	180	235
1400	17.1	547.2	19	607.2	22.8	726.8	235	301
1600	12.6	690.3	21	766	25.2	916.9
1800	13.5	850.1	23	943.4	27.6	1129.3
2000	15.3	1026.3	25	1139	30	1363.4

Certificates
SGS

TUV


FAQ
Q:Are you a trading company or manufacturer?
A:CNBM is a large-scale central governmental industrial group with its own manufacturing sector, research and
development sector, trading sector and logistics sector.

Q:I have some special requirement about specifications.
A:We have a well-rounded product range, which endows us with the capability of applying many special
specifications. Please feel free to contact us with yours.

Q:Do you accept OEM service?
A:Yes, we do.

Q:What is your delivery time?
A:It depends on the size/complexity of your order and our own production schedule. Usually we provide a faster
delivery than the industry's average.

Q:What is the payment term?
A:Our payment terms are negotiable.

Q:Can I have my own logo on the product?
A:Sure, we can apply your own logo on the products according to your drawings.