Stainless Steel Pipes
Heat Exchanger Tubes
GOST 9940-81 04Ch18N10
GOST 9940-81 08Ch18N10
GOST 9940-81 08Ch18N10T
GOST 9940-81 08Ch18N12B
GOST 9940-81 08Ch18N12T
GOST 9940-81 10Ch17N13M2T
GOST 9940-81 10Ch23N18
GOST 9940-81 12Ch18N10T
GOST 9940-81 12Ch18N12T
GOST 9940-81 12Ch18N9
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GOST 9940-81 Seamless hot deformed tubes made of corrosion resistant steel
Standard: GOST 9940-81
Equivalent Standards: DIN 17456, GOST 9941-81, ASME SA213, ASTM A213, EN 10216-5, DIN 17458
Material: 04Ch18N10
Equivalent Material: X2CrNi18-9, 1.4307, X2CrNi19-11, 1.4306, TP304L, UNS S30403
Chemistry Composition
C, %
Si, %
Mn, %
P, %
S, %
Cr, %
Ni, %
0.04 max
0.80 max
2.00 max
0.02 max
0.03 max
17.0-19.0
9.0-11.0
Mechanical Properties
Tensile Strength , MPa
Yield Strength, MPa
Elongation, %
441 min
-
40 min
Outside Diameter & Tolerance
Tolerance
Normal
High
±1.5%
±1.0%
Wall thickness & Tolerance
Wall Thickness , mm
Tolerance
Normal
High
OD≤8
+20/-15%
+12.5/-15%
8<OD≤20
±15%
+12.5/-15%
OD>20
-12.5/-15%
±12.5%
Length: 4000mm; 8030mm; 8050mm; 12010mm; 12030mm; 12050mm; and so on.
Max length: 18000mm, also U bending can be offered.
Keyword: stainless steel tube, stainless steel pipe, GOST 9940-81
 
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