Applicationt:
universal
Production Description:
ductile iron pipe T type joint ISO2531 k9
push in flexible joint spigot and socket pipe
material:ductile iron with graphit
Specification:
1) The standard of pipe: ISO2531:1998, K9
2) Effective length: 6m
3) Inner cement line: Portland cement line as per ISO4179
4) Zinc coating: at least 130g/m2 as per ISO8179
5) Bitumen painting: at least 70um as per ISO8179
6) With 100% quantity of NBR ring, or SBR ring, or EPDM ring as per ISO4633
7) DN80mm-800mm
8) High strength, lighter than grey iron, good corrosion resistance, no furring, small flow resistance, easy fixing, long life tome about 100 yeas
9) Produced by Hangzhou chunfeng machine
10) Checked by automatic inspection equipment
11) Composition:
Chemical composition
Chemical composition
Ductile Cast Iron Pipe (%)
Grey iron pipe (%)
Steel pipe (%)
C
3.5-4.0
3.2-3.8
0.1-0.2
Si
1.9-2.6
1.4-2.2
0.15-0.4
Mn
0.15-0.45
0.4-0.6
0.3-0.6
P
≤0.06
≤0.3
0.02-0.03
S
≤0.02
≤0.1
0.02-0.03
Mg
0.03-0.06
12) Feature:
Mechanical properties
Ductile Cast Iron Pipe
Grey Iron Pipe
Steel Pipe
Tensile Strength(Mpa)
≥420
150-260
≥400
Yield Strength(Mpa)
≥300
No Confirmation
No Confirmation
Bending Strength(Mpa)
≥590
200-360
≥400
Elongation (%)
≥10
Neglected
≥18
Brinell Hardness(HBS)
≤230
≤230
About 140
13) T type mechanical joint
14) Packing: in bulk or container
PACKING: 1) Pipes are bundled together with the steel belt.
2) Wooden pieces are put between the pipes.
3) The bundles wrapped in plastic.