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Company
Chinese Manufacturers
Description
GB/T 9113.1-2000 PN6 FF - Integral steel pipe flanges with flat face or raised face
Bill of material
GB/T9113.1 250PN0.6MPa(FF)
IDNR
Ident number
DN
nominal dia.
mm
DD
DD=Capital d;flanges exterior dia.
mm
K
central dia. of bolt screw
mm
L
bolt dia.
mm
N
bolt number
mm
M
screw thread standard
D
airproof plane
mm
F
airproof plane
mm
C
flanges ply
mm
NN
NN=Capital n;neck of flange
mm
R
mm