Китайский завод цементная подкладка ISO2531 класса k9 K7 испытание на давление воды из ковкого чугуна Трубы


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Характеристики







Centrifugal Cast Ductile Iron Restrained Joint Socket and Spigot Pipe ISO 10804 ISO 2531 EN 545 EN598 For Water Or Sewerage Pipeline Projects


Product Description


SYI can supply the Centrifugally Cast Ductile Iron Restrained Joint Socket and Spigot Pipe according to ISO 10804, ISO2531, EN545,EN598, from DN80 to DN2000, including K7, K8, K9, K10,K12, K14, C20, C25, C30, C40, C50, C64, C100, with the coating of Metallic Zinc (130-400g/m2), Zn-Al Alloy 85/15, Black Bitumen coating, Red/Blue Epoxy coating, Cement lining or PU (polyurethane) coating.

Centrifugally Cast Ductile Iron Pipe is a kind of pipe made from spherical graphite cast iron by centrifugal spinning process. The pipes, which can convey many fluid media such as water, oil and gas, are widely used in various pipeline projects for metallurgy, mine, water conservancy, petroleum and urban public service utility.






Mechanical properties


Nominal
Size
DN
Minimum tensile
strength, Rm
Mpa
Minimum 0.2%
proof stress, Rp0.2
Mpa
Minimum elongation
after fracture,A
%
Hardness

HB
80-1000
≥420
≥300
≥10
≤230
1100-2600
≥7
Note:
1. By agreement between manufacture and purchaser, the 0.2% proof stress (Rp0.2) may be measured.
It shall be not less than:
· 270 MPa when A≥12% for DN 40 to DN 1000 or A≥10% for DN >1000;
· 300 MPa in other cases.
2. DN 40 to DN 1000, the minimum elongation after fracture shall be 7% for thickness classes over K12.


Works test pressure


Nominal Size(DN)
Hydrostatic works test pressure (bar)
80-300
50
350-600
40
700-1000
32
1200-2000
25
2200-2600
18


Thickness of cement lining


DN
Nominal value
Tolerance 1)
Maximum crack width and radial displacement
80-300
4
-1.5
0.4
350-600
5
-2
0.5
700-1200
6
-2.5
0.6
1400-2000
9
-3
0.8
1)A negative tolerance only is given.
Note: Pipe end may have a chamfer of maximum length 50 mm.


Metallic zinc coating
When metallic zinc spray is applied, the mean mass of the zinc per unit area shall be not less than 130g/m2 ,
with a local minimum of 110 g/m2. The mass of the zinc according to customer’s request is also available.

Bitumen coating
The mean thickness of bitumen coating shall be not less than 70 μm and local minimum thickness shall be
not less than 50 μm. The thickness of bitumen coating according to the customer’s request is also available.

Alternative coating


External coatings
Internal coating(linings)
Coating of the joint area
- Metallic zinc with finishing layer, in accordance with ISO 8179-1;
- Zinc rich paint with finishing layer, in accordance with ISO 8179-2;
- Epoxy coating, in accordance with EN 14901;
- Polyethylene sleeve, in accordance with ISO 8180;
- Alloy of zinc and aluminum with or without other metals, having a minimum mass of 400 g/m2, with finishing layer;
- Extruded polyethylene coating in accordance with EN 14628;
- Polyurethane coating in accordance with EN 15189;
- Cement mortar coating in accordance with EN 15542;
- Adhesive tape;
- Portland/Blast furnace slag/Sulphate/ High Aluminum Cement Mortar, in accordance with ISO 4179;
- Cement mortar lining with seal coat, in accordance with ISO 16132;
- Epoxy coating, in accordance with EN 14901;
- Polyurethane lining in accordance with EN 15655;
- Epoxy coating;
- Polyurethane coating.


Quality Control


SYI Pipeline regards quality as an essential and integral part of our business success. Until now, we are ISO9001:2015 TUV, BSI Kitemarked, SGS, BV, FM certified, and UL, WRAS listed. We are the approved supplier to many worldwide known countries and authorities. Manufacturing "SYI" Brand products has evolved as a mark of quality!




Quality Control
- physical and chemical analysis
- dimension measurement
- weighting and other inspection of the raw material and finished products
- particular test for different products
- visual measurement and conformation to standards
- identifying, recording and disposing of rejected material.

Special production facility for special requirement: SYI Pipeline Corporation Coating Facility


Project


SYI Pipeline Project in Mongolia
SYI Pipeline Project in Uganda
SYI Pipeline Project in Costa Rica


SYI Pipeline Project in Uganda
SYI Pipeline Project in Cyprus
SYI Pipeline Project in MADAGASCAR


Government Audits




Transportation






Transporting:
■ DN80-DN300: Usually by bundles;
■ DN350-DN2000: Usually by bulk;
■ During transportation, the pipes are fixed by timbers, blocks, nails & steel ropes with cushions at the side in possible moving directions;
■ Bulk or containers for shipment, and trucks or train for inland transport.


Company Profile




SYI Pipeline Corporation - a Proud Member of SYI Group - manufactures a full range of Pipeline products and accessories like Pipes, Fittings, Universal Couplings, Flanged Adaptors, Restrained Adaptors, Dismantling Joints, Clamps, Valves, Fire Hydrants and etc.

Since 2009, SYI Pipeline has developed from a single pipes & fittings seller to a professional project solution provider,
including One-Stop Shop of pipes, fittings, couplings & flanged adaptors, valves, fire hydrants, water meters and all kinds of
accessories.

SYI Pipeline has an annual supply capability of 200,000 tons, and it is still developing all the time.

SYI Pipeline regards quality as an essential and integral part of our business success. Until now, we are ISO9001:2015 TUV, BSI Kitemarked, SGS, BV, FM certified, and UL, WRAS listed. We are the approved supplier of many worldwide known countries and authorities. Manufacturing "SYI" Brand products has evolved as a mark of quality!

Along with products themselves, SYI Pipeline also helps customers with products instructions and installation guide.


SYI products have served 116 countries worldwide up to now!
Most of these customers cooperated with SYI for more than 20 years!
We value long term cooperation relationship mostly!




Value Added Services
A dedicated Customer Service team with 50 staff covering Marketing, Sales, Technical, Production, Inspection, Logistics and Management.
80% have over 5 years working experiences.
100% of our sales can communicate in English fluently.

Free catalogues, certificates.
Individual QCP.
MTC with pictures and videos.
Free Extra Accessories and Repair Tools.

1 specialized Customer Service Staff to follow your each single project.
Professional Logistic Services.
Free Installation Instruction, Product Standards and Inspection Certificates.









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