GB/T9117.4-2000 PN20 RJ - Hubbed socket welding steel pipe flanges with ring-joint face

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Company	Chinese Manufacturers
Description	GB/T9117.4-2000 PN20 RJ - Hubbed socket welding steel pipe flanges with ring-joint face
Bill of material	Flanges DN40-PN20 RJ GB/T9117.4-2000
IDNR Ident number
DN dia. of nominal	40 40	mm
A outer dia. of pipes	48.3 48.3	mm
D outer dia. of flanges	130 130	mm
K dia. of newel	98.5 98.5	mm
L dia. of bolt	16.0 16.0	mm
N amount of bolts	4	mm
M bolt standard	M14 M14
GN groove number	R19 R19
J min	82.5 82.5	mm
P	65.07 65.07	mm
E	6.35	mm
F	8.74	mm
R1 max	0.8	mm
C thickness of flanges	17.5 17.5	mm
H	22.000 22.000	mm
NN neck of flanges	65 65
B	41.000 41.000	mm
B1 min	49.500 49.500	mm
U	16.000 16.000	mm
S approximation;distance of two flanges	4	mm

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