Product description
Specifications:
- Certifications: ISO 2531 and EN 545
- Class: K9
- Size: DN80 to 1200
- Inner cement line: Portland cement lining
- Standard of pipe: ISO 2531 to 1998, EN 545 to 2002 and K9
- Effective length: 6m when using bulk shipment way or about 5.5 or 5.7m when in 20ft container shipment way
- Inner cement line: Portland cement lining as per ISO 4179
- Zinc coating: at least 130gsm as per ISO 8179
- Bitumen painting: at least 70μm as per ISO 8179
- Gaskets are NBR rubber, natural rubber, SBR rubber or EPDM rubber tightness ring as per ISO 4633
- High strength, lighter than gray iron, nice corrosion-resistant, no furring, small flow-resistant, easy fixing and long lifespan
- Checked by automatic inspection equipment
Composition:
- C: 3.4 to 3.7%
- Si: 2.0 to 2.4%
- P: <0.08%
- S: <0.015%
- Pull strength: >420MPa
- Yield: >10%
- Hardness: <230HB
Process and testing:
- Blast furnace (analysis of raw materials test)
- Mg treatment (micro and chemical composition test)
- Pipe spinning (temperature test)
- Heat treatment (micro structure and flattening test)
- Zinc coating (thickness testing)
- Dimensional checks (thickness and diameter testing)
- Hydraulic test (pressure test)
- Internal lining (thickness testing)
- External coating (thickness test)
Packing: bulk or container
Certifications: ISO 2531 and EN 545
Class: K9
Size: DN80 to 1200
Inner cement line: Portland cement lining
Standard of pipe: ISO 2531 to 1998, EN 545 to 2002 and K9
Effective length: 6m when using bulk shipment way or about 5.5 or 5.7m when in 20ft container shipment way
Inner cement line: Portland cement lining as per ISO 4179
Zinc coating: at least 130gsm as per ISO 8179
Bitumen painting: at least 70μm as per ISO 8179
Gaskets are NBR rubber, natural rubber, SBR rubber or EPDM rubber tightness ring as per ISO 4633
High strength, lighter than gray iron, nice corrosion-resistant, no furring, small flow-resistant, easy fixing and long lifespan
Checked by automatic inspection equipment
C: 3.4 to 3.7%
Si: 2.0 to 2.4%
P: <0.08%
S: <0.015%
Pull strength: >420MPa
Yield: >10%
Hardness: <230HB
Blast furnace (analysis of raw materials test)
Mg treatment (micro and chemical composition test)
Pipe spinning (temperature test)
Heat treatment (micro structure and flattening test)
Zinc coating (thickness testing)
Dimensional checks (thickness and diameter testing)
Hydraulic test (pressure test)
Internal lining (thickness testing)
External coating (thickness test)