I nternational Standard @) 6759 0 * 4 4!%& I NTERNATIONAL ORGANIZATION FOR STANDARDIZATION*MEX, lYHAPO, lHAR OPrAHMJAUMR ~OCTAH/lAPTH3Ai&lM*ORGANlSATlON I NTERNATIONALE DE NORMALISATION Seamless steel[.]
Trang 1i
De criptors : hea t ex a ngers, stel tubs, smoth tubs,
sea mles tubs, dimen ion, ma ss, dimen iona l tolera n s
Ls
Price bsed on 3 pa ges
Trang 2IS0 (h Internatio al Orga niza tio for Standardizatio ) is a worldwid fe eratio of
Au talia
Fra nc
Austia
In ia
Romania
So th Afica, R ep of
\
Spa in
Switz rland
Ja pa n
0 Interna tiona l O rga niza tion fo r Sta nda rdiza tion, 190 0
Printe in Switz rland
Trang 3Seamless steel tubes for hea t exchangers
1.2 T his Internatio al Sta nda rd d e n t c v er ste l tub es in-
c ld finis e a nd h at teate T he sall be to te t ca te ory I
F eritic sta inle s : T S3
T S5 , T S6 , T S61, T S6
Outside
dia meters
m
1.2
Ma sses pr uit lenth, kg/m
16
O utside
1.6
zo
m
Ma sses pr u it len th, k g/m
-
2
-
3
-
1.14
I4
3
-
1,46
1.81
Ta ble 3 - F eritic sta inle s ste ls
Outside
1.6
2.0
m
Ma sses pr u it lenth, k g/m
0,59
-
2
0,58
I10
-
2
-
2,71
1
Trang 44.2 T olera nces
Dia meter
4 2.1.2 Stainle s ste l tub es
Diameter
Clas 2 :
Dia meter
Tolera nc
Tolera nc
Tolera nc
f 0,3 m
IL 0.4 m
4.2.2 T hick ne s
+ 2 y
0
NOT - The thic n s e a nd mas e per u it le gth in ta b le I2 a nd
3 are e pre s d in mean v a lu s Wh n minimum thickne s s a re spe i-
fie , th mas e a re re uire to be in reas d by 10 %
L en th
Tolera nc
0
0
+
6,0
0 m
0
0
thic n s );
d) ste l ty p e
2
Trang 5Annex
t ube to tube-s e t c learanc es, p ric ula rly wh n th la tter were originaly pro uc ed in inc h siz s
Outside diameters
1) Only f or stainle s ste l tube
NOT - T he mase a re to be c alc ulate in ac c ordanc e with IS0 42 0
3