CNB grooved end fittings are ductile iron and stainless steel
depending on style and size. Designed specifically for use in grooved
piping systems, fittings are painted orange and grooved or with shoulders
conforming to standard steel pipe outer diameters. When connecting wafer
or lug-type butterfly valve CNB grooved end fittings with adapters,
users must check disc clearance dimensions with the I.D. dimensions of
the fitting.
Specifications:
1) Nominal size: DN50-350 mm
2) Material: accords to GB11352-89 carbon steel
3) According to GB1348-88 ductile iron
4) Working pressure: PN2.5Mpa / PN1.6Mpa
5) Coating: rust-inhibiting paint (standard), please consult us for
other specific coatings)
Grooved Flanges
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