K7, K8, K9, C40 DN80 DN100 Ductile Cast Iron Pipe Water Tube

• After-sales Service: 24 Hours Online Service
• Warranty: Lifetime Validity
• Type: Ductile Iron Pipes
• Usage: Water Supply, Gas Supply, Oil Pipe
• Joint Type: Flange Joint
• Section Shape: Round
• Model NO.: Ductile Cast Iron Pipe
• Certification: ISO2531, EN545, EN598
• Shape: Round
• Customized: Customized
• Gasket Material: NBR
• Pipe Wall Thickness: K7,K8,K9, Class C40, C30, C25, etc
• Length: 5.7m or Customized
• Standard: En545, En598, ISO2531,ASTM377,BS1211
• External Coating: Zinc + Bitumen/Epoxy Painting / Znal (85% + 15%)
• Internal Lining: Ordinary Portland Cement / Sulphate Resistance Cem
• MOQ: 1 Ton
• Hardness: 230
• Shipping Term: Fob/CFR/CIF/EXW
• Price Term: 30%T/T;L/C at Sight
• Yield (MPa): Above 300 MPa
• Application: Pipeline, Water Supply Pipes, Drainage Pipes,etc.
• OEM and ODM: Accept
• Sample: Freely Supply
• Brand Name: Great Steel
• Certifiates: Mill Test Certificates
• Transport Package: Pipes Which Diameter Under 300mm Are Bundled with
• Specification: DN80-DN2600
• Trademark: Great Steel or Customized
• Origin: Shandong Province, China
• HS Code: 7307190000
• Production Capacity: 500 Tons/Day

Product Description

Product Description

1) The standard of pipe: ISO 2531, EN545, EN598.
2) Pipe class: K9, C40, C30, C25, etc.
3) Pipe joint: push-on joint(Tyton joint), K-type joint, self-restrained joint
4) Effective length: in general, the pipe length is 6m for bulk shipment and 5.7m for container shipment.
5) Internal lining: cement mortar lining as per ISO4179
6) Zinc coating: at least 130g/m2 as per ISO 8179
7) Bitumen painting: at least 70um as per ISO 8179
8) Gaskets are NBR rubber, natural rubber, SBR rubber or EPDM rubber ring as per ISO4633
9) DN 80 - 2,600 mm
10) High strength, lighter than grey iron, good corrosion resistance, no furring, small flow resistance, easy fixing, long lifetime
11) Checked by automatic inspection equipment
12) Chemical composition: (%)
1. a) C: 3.5 - 4.0
2. b) Si: 1.9 - 2.6
3. c) Mn:0.15 - 0.45
4. c) P: <0.06
5. d) S: <0.02
13) Mechanical properties
1. a) Tensile strength: ≥420MPa
2. b) Yield strength: ≥300Mpa
3. c) Hardness: ≤230HB
4. d) Elongation%: DN80 - 1000 ≥10 DN1200 - 2200 ≥7

14) Process and testing:
1. a) Induction furnace and treated metal (Chemical analysis of raw material, spheroidizing & Nodularity)
2. b) Casting (Visual check and weight check)
3. c) Heat treatment (Microstructure)
4. d) Hydrostatic test (Pressure test)
5. e) Dimensional checks (Checking pipe length and joint, OD, wall thickness, appearance)
6. f) Zinc spraying (Thickness testing)
7. g) Lining and coating (100% visual check, thickness testing randomly)
8. i) Marking and packing (100% visual check)
15) The pipe coating can be customized, such as zinc-aluminium alloy, PU, etc.

 

DN(mm)	DE(mm)	THICKNESS OF WALL(mm)			WEIGHT OF SOCKET(kg)	TOTAL WEIGHT(kg)
		K8	K9	K10	3.4	K8	K9	K10
80	98	6	6	6	4.3	77	77	77
100	118	6	6	6	5.7	93.7	95	95
125	144	6	6	6	7.1	119	119	121
150	170	6	6.O	6	10.3	138	144	144
200	222	6	6.3	6.4	18.9	183	194	194
300	326	6.4	7.2	8	23.7	290	323	357
350	378	6.8	7.7	8.5	29.5	359	403	441
400	429	7,2	8.1	9	38.3	433	482	532
450	480	7.6	8.6	9.5	42.8	515	577	632
500	532	8	9	10	59.3	600	669	736
600	635	8.8	9.9	11	79.1	791	882	971
700	738	9.6	10.8	12	102.6	1009	1123	1237
800	842	10.4	11.7	13	129	1255	1394	1537
900	945	11.2	12.6	14	161.3	1521	1690	1863
1000	1048	12	13.5	15	237.7	1811	2017	2221

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FAQ

Q:Can I get samples before order ?

A:Yes, of course. Usually our samples are free,we can produce by your samples or technical drawings.

 

Q:Can I go to your factory to visit?
A:Of course, we welcome customers from all over the world to visit our factory.

 

Q:How can I get a quotation from you ?

A:You can leave us message, and we will reply every message in time. Or we may talk on line.

 

Q:What product information do I need to provide?

A:You need to provide the grade, width, thickness, coating and the number of tons you need to purchase.

 

Q:Does the product have quality inspection before loading?
A:Of course, all our products are strictly tested for quality before packaging, and unqualified products will be destroyed.we accept the third party inspection absolutely.

 

Q:Do you accept custom design on size?
A: Yes, if the size is reasonable

 

Q:How do we trust your company? 
We specialise in steel business for years as golden supplier on Made-in-China, headquarter locates in Liaocheng, Shandong province, you are welcome to investigate in any ways, by all means, you could place an order in Alibaba with trade assurance which could secure your payment.