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Dixon Sanitary 2016
800.789.1718
Technical
X
Surface designation
Mechanically Polished ID and OD
Dixon Sanitary
High Purity code
R
a
Maximum
ID µ-in.
OD µ-in
SF0
no finish requirement
no finish requirement
SF1
20
32
PL
SF2
25
32
SF3
30
32
Surface designation
Mechanically Polished OD and Electropolished ID
R
a
Maximum
ID µ-in.
OD µ-in
SF4
15
32
PM
SF5
20
32
SF6
25
32
Austenitic Stainless Steel Chemistry
Element
C
Mn
P
S
Si
Cr
Ni
Mo
304
1
0.08
2.00
0.045
0.030
1.00
18.0-20.0 8.0-10.0
316L
1
0.03
2.00
0.045
0.030
1.00
16.0-18.0 10.0-14.0 2.0-3.0
316L
BPE
2
0.03
2.00
0.045 0.05 - 0.17
1.00
16.0-18.0 10.0-14.0 2.0-3.0
CF-8
3
0.08
1.50
0.04
0.04
2.00
18.0-21.0 8.0-11.0
CF-8M
3
0.08
1.50
0.04
0.04
2.00
18.0-21.0 9.0-12.0
2.0-3.0
1
AISI specifications for wrought material
2
ASME BPE 2012
3
ASTM A743
•
Percentages are maximums unless a range is specified
Finish Information
Finish Designations for Tubing and Fittings
Finish Number
Finish Conditions
1
Mill Finish (bright annealed, pickled, sand blast or tumbled)
3
Polished 32R
a
inside diameter (ID) only
5
Polished 150 grit outside diameter (OD) only
7
Polished 32R
a
outside/inside diameter (OD/ID)
3A
Polished 150 grit outside (OD), 32R
a
inside diameter (ID)
BPE Surface Finish Requirements (Table SF-2.4-1)