T-tube Co., Ltd.

Nickel-Chromium-Iron Alloy Tubes & Pipes

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T-tube Co., Ltd.
[Korea]

Address
#3139-2 , Myeongji-dong,  Gangseo-gu, Busan
Phone
82-51-9721676
Contact name
Min-su Kim

Quick Information

  • Model Number : ASTM B 163

Description

Applications

  • Gas turbine blades, seals, and combustors
  • Heat exchanger tubing

The Main Grades Used

  • UNS N06600, N06601, N06603, N06690, N06693, N06025

Permitted Variation for Outside Diameter and Wall Thickness

Nominal Outside
Diameter in.[mm]
Permissible Variation
Thickness of specified Wall, %
Outside Diameter, in.[mm]
Thickness of Nominal Wall, %
Plus
Minus
Over 0.400 [10] to
5/8 [16], excl.
0.005[0.13]
0.005[0.13]
15.0
15.0
30
0
5/8 [16] to 11/2 [38],
incl.
0.0075[0.19]
0.0075[0.19]
10.0
10.0
22
0
Over 11/2 [38]
to 3 [76], incl.
0.010[0.25]
0.010[0.25]
10.0
10.0
22
0
Over 3 [76] to
41/2 [114], incl.
0.015[0.38]
0.015[0.38]
10.0
10.0
22
0
Over 41/2 [114] to
6 [152], incl.
0.020[0.51]
0.020[0.51]
12.5
12.5
28
0

*ASTM B829

Permissible Variation in Length

Outside Diameter, in.[mm]
Cut Length, in[mm]
Remark
Over
Under
Under 2 [50.8]
1/8 [3.2]
0
 
2 [50.8] and over
3/16 [4.8]
0
 

 


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