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GOST 14162-79 Steel Tubes of small sizes (Capillary)
Standard: GOST 14162-79
Material: 12Ch18N9, 08Ch18N10T, 12Ch18N10T
Chemistry Composition
Grade

C, %

Si, %

Mn, %

Cr, %

Ni, %

S, %

P, %

Ti, %

08Ch18N10T

0.08 max

0.80 max

2.00 max

17-19

9-11

0.02 max

0.035 max

5*C-0.7

12Ch18N9

0.12 max

0.80 max

2.00 max

17-19

8-10

0.02 max

0.035 max

-

12Ch18N10T

0.12 max

0.80 max

2.00 max

17-19

9-11

0.02 max

0.035 max

5*C-0.8
Mechanical Properties

Grade
Tensile Strength , MPa
Yield Strength, MPa
Elongation, %

08Ch18N10T

By agreement

12Ch18N9

529 min

-

37 min

12Ch18N10T

549 min

-

35 min

Outside Diameter & Tolerance
Outside Diameter , mm
Tolerance
Normal
High
0.3≤OD≤1
±0.03mm
±0.02mm
1.2≤OD≤2
±0.04mm
±0.02mm
2.2≤OD≤5
±0.05mm
±0.03mm
Wall thickness & Tolerance
Wall Thickness , mm
Tolerance
Normal
High
0.1≤WT≤0.2
+0.03/-0.02mm
+0.02/-0.01mm
0.22≤WT≤0.5
±0.04mm
±0.03mm
0.55≤WT≤1.6
±10%
±8%
Keyword: stainless steel tube, stainless steel pipe, GOST 14162-79
 
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