ISO Casting Ductile Iron Saddle Tee Without Flange 300psi DN80 to DN2000
Specifications
Ductile Iron Pipe Fitting
1. Material: Ductile iron
2. ISO9001,SGS Certificate
3. Pressure: PN10/16/25
4. Size: DN80 to DN2000
5. Internally: cement lining conform to ISO4179(portland cement/sulphate resistant cement/high-alumina cement).
6. Externally: bitumen or epoxy (70 um or more) coating base on zinc (130g/m2 or more) conform to ISO8179
7. Certificate: ISO9001,ISO14001,SGS,NSF,WRAS
| Item | Grooved fitting |
| Types | Elbow, coupling, tee, cross, flange |
| Material | Ductile iron |
| Threaded | NPT,BSP,BSPT,DIN299 |
| Size | 1-10 |
| Pressure | 300psi |
| Surface finish | painted, eletroplated, black, epoxy, hot galvanized |
| Production art | Sand casting |
| Mechanical properties | tensile strength:65000psi yield strength=45000psi elongation=12.4.Brinell hardness:156-217 |
Deviation and tolerances on length
The permissible deviation on the standard working length of fittings with sockets and fittings with flanges are given in table as follows:
|
Type of fitting |
Length |
Deviation(mm) |
|
Flanged socket |
L |
DN80 to DN1200 ± 25 DN1400 to DN2000 ± 35 |
|
Flanged spigot |
||
|
Collar |
||
|
Taper |
||
|
Bend90° |
t |
±(15+0.03DN) |
|
Bend45° |
t |
±(10+0.025DN) |
|
Bend22.5°and11.25° |
t |
DN80toDN1000±(10+0.02DN) DN1200toDN2000±(10+0.025DN) |
|
Tee |
L and h |
DN80toDN1200-25+50 DN1400todn2000-35+75 |
Tolerances on manufacturing working lengths
The standard tolerance on the manufacturing working lengths of all fittings with flanges
in all nominal size is ±10mm On request in the order and by agreement between the
manufacturer and the purchaser,smaller tolerances can be accepted but not less
