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Company
Chinese Manufacturers
Description
GB/T 9118.1-2000 PN20 RF - Loose hubbed steel pipe flangs with welding neck collar with raised face
Bill of material
flanges DN100-PN20 RF GB/T 9118.1-2000
IDNR
Ident number
DN
dia. of nominal
mm
A
outer dia. of steel tube
mm
DD
outer dia. of flanges
mm
K
dia. of newel
mm
L
dia. of bolt
mm
N
amount
mm
M
bolt standard
D
Dia. of hermetic
mm
C
thickness of flanges
mm
H
height of flanges
mm
NN
Dia. of flanges
mm
B
MIN
mm
R
or R2
mm
L1
I DN>=350 user
mm
L2
II DN>=350 user
mm