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DongNamKorea

Coil Tube
Available in a variety of high-performance corrosion-resistant stainless steel and high nickel alloys, such as monel, inconel, and hastelloy series, and capable of withstanding a wide range of harsh environmental conditions. We specialize in producing tiny, precise diameter tubing with a variety of wall thicknesses.
Product Applications
  • Oil, Gas, Petrochemical, Desalination, Fertilizer & Chemical Industries
  • Control & Instrumentation Industry (C&I)
  • Process & Power Plants
  • Valve Remote Control (VRC) Line System
  • Deck Machinery Remote Control Line System
  • Fixed Gas Detection Sensing Line
  • Heat Tracing Line
  • Pressure Sensing Line
  • Sampling & Drain Line
  • Tank Level & Draft Gauging System Line
  • Fire Fighting System Control Line

Product Specification

  • Standard for Inspection

    A213, A269, A789, B423, B163, B165, etc.

  • Material

    Austenite stainless steel, Nickel alloy, Copper / Copper alloy, etc.

  • Length

    Welded tube: Approximately 100~550m

    Seamless tube: Refer to Seamless tube length table

    Orbital tube welding available

Product Steel Grade Available Size Remark
OD WT L
Coil Tube Refer to the table as follows 3 to 25.4mm 0.5 to 2.11mm Coil Other options available upon your request
Dimension & R/L

(100kg Weighed Basis)

Metric Size Imperial Size Length(M)
(+-10%)
O.D
(mm)		 W.T
(mm)		 O.D
(inch)		 W.T
(inch)
25.4 3.05 1" 0.120 59
2.77 0.109 64
2.41 0.095 72
2.11 0.083 81
1.65 0.065 102
1.24 0.049 134
19.05 2.77 3/4” 0.109 89
2.41 0.095 100
2.11 0.083 112
1.65 0.065 140
1.24 0.024 180
0.89 0.035 245
15.88 2.11 5/8” 0.083 138
165 0.065 170
1.24 0.049 220
0.89 0.035 300
12.7 2.11 1/2” 0.083 180
1.65 0.065 220
1.24 0.049 283
0.89 0.035 380
9.53 2.11 3/8” 0.083 255
1.65 0.065 305
1.24 0.049 390
0.89 0.035 520
6.35 2.11 1/4” 0.083 450
1.65 0.065 510
1.24 0.049 630
0.89 0.035 825
Working Pressure
Outside
Diameter		 Wall
Thickness		 Weight Working pressure(bar)
Temperature(℃)
inch mm inch mm kg/m 20℃ 100℃ 200℃ 300℃ 400℃
1-1/2 38.10 0.098 2.50 2.231 146 146 141 141 124
1 25.40 0.085 2.11 1.232 205 161 135 121 111
1 25.40 0.065 1.65 0.982 153 120 101 90 83
3/4 19.05 0.065 1.65 0.720 209 164 137 123 113
3/4 19.05 0.049 1.24 0.553 146 115 96 86 79
5/8 15.88 0.049 1.24 0.454 178 139 117 105 96
1/2 12.70 0.065 1.65 0.456 327 256 215 192 177
1/2 12.70 0.049 1.24 0.356 226 177 149 133 122
1/2 12.70 0.035 0.89 0.263 146 114 96 86 79
3/8 9.53 0.049 1.24 0.257 310 243 204 183 166
3/8 9.53 0.035 0.89 0.193 198 155 130 117 107
1/4 6.35 0.049 1.24 0.159 496 389 326 292 269
1/4 6.35 0.035 0.89 0.122 309 242 203 182 167
Chemical Composition
Code Standards Chemical Composition
Steel Grade C
(max)		 Si
(max)		 Mn
(max)		 P
(max)		 S
(max)		 Ni
(max)		 Cr
(max)		 Mo
(max)
304 ASTM TP304 0.080 1.00 2.00 0.045 0.030 8.00-11.00 18.00-20.00 -
JIS SUS304 0.080 1.00 2.00 0.045 0.030 8.00-11.00 18.00-20.00 -
DIN 1.4301 0.070 1.00 2.00 0.045 0.030 8.50-10.05 18.00-20.00 -
AISI 304 0.080 1.00 2.00 0.045 0.030 8.00-10.50 17.00-20.00 -
304L ASTM TP304L 0.035 1.00 2.00 0.045 0.030 8.00-12.00 18.00-20.00 -
JIS SUS304L 0.030 1.00 2.00 0.045 0.030 9.00-13.00 18.00-20.00 -
DIN 1.4306 0.030 1.00 2.00 0.045 0.030 10.00-12.50 18.00-20.00 -
AISI 304L 0.030 1.00 2.00 0.045 0.030 10.00-12.50 18.00-20.00 -
316 ASTM TP316 0.08 1.00 2.00 0.045 0.030 10.00-14.00 16.00-18.00 2.00-3.00
JIS SUS316 0.08 1.00 2.00 0.045 0.030 10.00-14.00 16.00-18.00 2.00-3.00
DIN 1.4401 0.070 1.00 2.00 0.045 0.030 10.50-13.50 16.50-18.50 2.00-2.50
AISI 316 0.08 1.00 2.00 0.045 0.030 10.00-14.00 16.00-18.00 2.00-3.00
316L ASTM TP316L 0.035 1.00 2.00 0.045 0.030 10.00-14.00 16.00-18.00 2.00-3.00
JIS SUS316L 0.030 1.00 2.00 0.040 0.030 12.00-16.00 16.00-18.00 2.00-3.00
DIN 1.4404 0.030 1.00 2.00 0.045 0.030 11.00-14.00 16.50-18.50 2.00-2.50
AISI 316L 0.030 1.00 2.00 0.045 0.030 10.00-14.00 16.00-18.00 2.00-3.00
Mechanical Properties
Grade UNS Yield Strength (N/mm²) Tensile Strength (N/mm²) Elongation
(%)		 Rockwell Hardness (N/mm²)
TP304 S30400 Min. 205 Min. 515 Min. 35 Max. 90
TP304L S30403 Min. 170 Min. 485 Min. 35 Max. 90
TP316 S31600 Min. 205 Min. 515 Min. 35 Max. 90
TP316L S31603 Min. 170 Min. 485 Min. 35 Max. 90
Standard Tolerance
Steel Grade ASTM (UNS) Standard O.D In.(mm) W.T(%)
304 / 304L S30400 / S30406 ASTM A269 ±0.005[0.13] ±10%
316 / 316L S31600 / S31603 ASTM A269 ±0.005[0.13] ±10%
Documents
Head Office
34, Mieumsandan1-ro 15beon-gil, Gangseo-gu, Busan, Republic of Korea
Tel
+82-51-899-6400
Email
os@dongnamkorea.com