Material Specifications
Ductile Iron Housing Specifications
ASTM A-536 - Standard specification for ductile iron castings grade 64-45-12
Tensile Strength: Min. psi - 6,5000 (Mpa-448)
Yield Strength: Min. psi - 45,000 ( Mpa-310)
Elongation in 2" (50mm): Min. 12%
ASTM A-153 - Standard specification for hot dipped galvanizing
Bolt/nut: Carbon steel bolts and nuts are heat treated and conform to the physical
properties of ASTM A-183
Gasket: EPDM,Silicon Rubber, Nitrile
Standard Coating: Epoxy Powder
Other Coating:1.Paint; 2..dacromat; 3.galvanized
Approved: FM & UL
Normal Dimensions:
|
Nominal Size mm/in
|
Pipe O.D mm/in
|
Working Pressure PSI/MPa
|
Bolt Size
|
|
No.-Size mm
|
|
50 2
|
60.3 2.375
|
230 1.6
|
4-M16
|
|
65
|
76.1 3.000
|
230 1.6
|
4-M16
|
|
80 3
|
88.9 3.500
|
230 1.6
|
8-M16
|
|
100 4
|
114.3 4.500
|
230 1.6
|
8-M16
|
|
125
|
139.7 5.500
|
230 1.6
|
8-M16
|
|
150 6
|
168.3 6.625
|
230 1.6
|
8-M20
|
|
200 8
|
219.1 8.625
|
230 1.6
|
12-M20
|
|
250 10
|
273.0 10.750
|
230 1.6
|
12-M24
|