STEPPED COUPLINGS

STEPPED COUPLINGS

Nominal Pressure: PN10, PN16
Flange drilling: EN1092-2:1997, DIN2501, ISO7005-2
Parts name & Material:
Sleeve / End Ring: Ductile Iron
Gasket: EPDM / SBR / NBR
Bolt & Nut & Washer: Electro Galvanized Carbon Steel Grade 4.8

 

Size Range (mm)
Overall Length
(mm)
Bolt no.
Large End
Small End
Max
Min
Max
Min
84
63
72
59
210
4-M12x200
103
84
72
59
210
4-M12x200
103
84
84
63
210
4-M12x200
132
103
103
88
210
4-M12x200
158
132
128
108
220
4-M12x210
182
158
158
132
220
4-M12x210
210
192
182
158
230
4-M12x220
235
218
210
192
230
4-M12x220
266
242
235
218
230
6-M12x220
289
272
266
242
230
6-M12x220

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