ASTM A178 tube

ASTM A178 tube

ASME SA 178 grade C boiler tube supplier in India

ASTM A178 tube

ASTM A178 tube

SA 178 gr C tubing

SA 178 gr C tubing

ASTM A178 grade A tube

ASTM A178 grade A tube

ASTM A178 tube specification

Sizes Schedule Standard

Outside Diameter:12.7 to 406.4mm
Wall Thickness: 1.5mm-50mm

  • SCH 5 to SCH XXS
ASTM A178 / ASME SA178
Payment terms Type Length
  • L/C
  • T/T
  • Welded / ERW
  • Single Random
  • Double Random
  • Cut length
Cutting techniques Form Heat Treatment
  • Burrless Cuts
  • Tapping
  • Sawing
  • Water-Jet
  • Round
  • Square
  • Rectangular
  • Subcritical anneal
  • Full anneal
  • Normalizing
Value Added Services Packaging Marking on A178 gr C Welded Tube
  • Draw
  • Expansion
  • Galavanizing
  • Shot Blasting
  • Heat Treatment
  • Sand Blasting
  • Machining
  • Loose
  • Plastic Cloth Wraps
  • Bundle
  • Wooden box-a
  • Wooden Pallet
  • Length
  • Grade
  • Thickness
  • Manufacturer/Supplier
  • Heat No.
  • Standard
  • OD name
ASTM A178 tube Ends Production technique Surface
  • Beveled
  • Straight cut
  • Plain
  • Hot finished
  • Cold finished
  • Epoxy Coating
  • PP
  • FBE
  • 3LPE
Material Certification Tolerance Origin
  • EN 10204 Type 3.1/3.2
  • NACE
  • +/-0.1mm
  • Korean
  • US
  • Ukraine
  • Japanese
  • Russian
  • European
  • Indian

Different types of ASTM A178 grade A tube

ASTM A178 grade A Tubing

ASTM A178 grade A Tubing

SA 178 gr A Seamless Tube

SA 178 gr A Seamless Tube

ASME SA 178 grade C Superheater Tubes

ASME SA 178 grade C Superheater Tubes

A178 gr C Welded Tube

A178 gr C Welded Tube

SA 178 gr C ERW Tube

SA 178 gr C ERW Tube

ASTM A178 grade D Tube

ASTM A178 grade D Tube

SA178 gr D CDW Tube

SA178 gr D CDW Tube

ASTM A178 gr A Round Tube

ASTM A178 gr A Round Tube

ASME SA178 High Pressure Tube

ASME SA178 High Pressure Tube

ASTM A178 grade A Tubing are mainly used in manufacturing heating pipelines, ASME SA 178 grade C Superheater Tubes should be heat treated at a temperature of 900℃

SA178 gr D CDW Tube heat treatment

Heat treatment 1650℉ (900℃)

A178 gr C Welded Tube chemical composition

Element Grade A Grade C Grade D
% Low carbon steel Medium Carbon Steel Manganess Steel
S 0.035 0.035 0.015
C 0.06-0.18 0.35 Max 0.27 Max
P 0.035 0.035 0.03
Mn 0.27-0.63 0.80 Max 1.00-1.50
Si - - 0.10 Min.

SA 178 gr C ERW Tube mechanical properties

Grade Grade C Grade D
Yield strength, min, ksi[MPa] 37[255] 40[275]
Elongation in 2in. or 50mm, min, % 30 30

ASTM A178 grade D Superheater Tube tensile requirements

Grade Grade A Grade C Grade D
Tensile Strength:min ksi (Mpa) 47 (325) 60 (415) 70 (485)

Buy quality SA 178 gr A welded tube at factory price from us, View dimensions and sizes of A178 gr C Welded Tube

Dimensions of SA 178 gr C ERW Tube

NPS Inside Diameter Outside diameter Wall Thickness Weight per Foot
1/2 0.622 0.84 0.109 0.85
0.546 0.147 1.09
0.464 0.188 1.31
0.252 0.294 1.72
3/4 0.824 1.05 0.113 1.13
0.742 0.154 1.48
0.612 0.219 1.95
0.434 0.308 2.44
1 1.049 1.315 0.133 1.68
0.957 0.179 2.17
0.815 0.250 2.85
0.599 0.358 3.66
1 1/4 1.380 1.66 0.140 2.27
1.278 0.191 3.00
1.160 0.250 3.77
0.896 0.382 5.22
1 1/2 1.610 1.90 0.145 2.72
1.500 0.200 3.63
1.338 0.281 4.86
1.100 0.400 6.41
2 2.157 2.375 0.109 2.64
2.067 0.154 3.66
1.939 0.218 5.03
1.875 0.250 5.68
1.813 0.281 6.29
1.687 0.344 7.47
1.503 0.436 9.04
2 1/2 2.635 2.875 0.120 3.53
2.469 0.203 5.80
2.443 0.216 6.14
2.375 0.250 7.02
2.323 0.276 7.67
2.125 0.375 10.02
1.771 0.552 13.71
3 3.260 3.50 0.120 4.34
3.188 0.156 5.58
3.156 0.172 6.12
3.124 0.188 6.66
3.068 0.216 7.58
3.000 0.250 8.69
2.938 0.281 9.67
2.900 0.300 10.26
2.624 0.438 14.34
2.300 0.600 18.6
3 1/2 3.760 4.0 0.120 4.98
3.548 0.226 9.12
3.500 0.250 10.02
3.438 0.281 11.17
3.364 0.318 12.52
2..728 0.636 22.87
4 4.260 4.5 0.120 5.62
4.188 0.156 7.24
4.124 0.188 8.67
4.094 0.203 9.32
4.062 0.219 10.02
4.026 0.237 10.80
4.000 0.250 11.36
3.938 0.281 12.67
3.876 0.312 13.97
3.826 0.337 15.00
3.624 0.438 19.02
3.438 0.531 22.53
3.152 0.674 27.57
5 5.187 5.563 0.188 10.80
5.125 0.219 12.51
5.047 0.258 14.63
5.001 0.281 15.87
4.939 0.312 17.51
4.875 0.344 19.19
4.813 0.375 20.80
4.563 0.500 27.06
4.313 0.625 32.99
4.063 0.750 38.59
6 6.407 6.625 0.109 7.59
6.357 0.134 9.30
6.313 0.156 10.79
6.249 0.188 12.94
6.219 0.203 13.94
6.187 0.219 15.00
6.125 0.250 17.04
6.065 0.280 18.99
6.001 0.312 21.06
5.937 0.344 23.10
5.875 0.375 25.05
5.761 0.432 28.60
5.625 0.500 32.74
5.501 0.562 36.43
5.375 0.625 40.09
5.187 0.719 45.39
4.897 0.864 53.21
4.625 1.000 60.13
4.375 1.125 66.14

Outside diameter and wall thickness tolerance of A178 tubing

Outside Diameter tolerance Wall thickness tolerance
OD < 50 ±0.05mm S < 4mm ±12.5%
OD > 50 ±1% 4--20mm -120


S≧20mm ±12.5%
ASTM A178 grade D superheater tube are manufactured using cold drawning method, View latest SA 178 gr C ERW Tube price list ex Mumbai

SA178 tube price list

Price list of ASTM A178 tube SA178 tube Price in USD A178 tubing Price in UAE Dirham
ASTM A178 TUBE - 2-1/2" OD X .105" M/W US $2.4 per kg 8.82 UAE Dirham per kg

Available testing of ASTM A178 gr A Round Tube

  • Flattening Test
  • Flange Test
  • Crush Test
  • Tension Test
  • Reverse Flattening Test
  • Hydrostatic Test
  • Nondestructive Electric Test
ASTM A178 gr A round tube are available in thickness ranging from 0.35mm to 6.35mm OD, We are exporter of ASME SA178 high pressure tube wordlwide

A178 gr C Welded Tube Schedule chart

O.D. Inches NPS 10 40 80 160 Std
.405 1/8" .049 .068 .095 .068
.540 1/4" .065 .088 .119 .088
.675 3/8" .065 .091 .126 .091
.840 1/2" .083 .109 .147 .187 .109
1.050 3/4" .083 .113 .154 .218 .113
1.315 1" .109 .133 .179 .250 .133
1.660 1 1/4" .109 .140 .191 .250 .140
1.900 1 1/2" .109 .145 .200 .281 .145
2.375 2" .109 .154 .218 .343 .154
2.875 2 1/2" .120 .203 .276 .375 .203
3.500 3" .120 .216 .300 .437 .216
4.000 3 1/2" .120 .226 .318 .226
4.500 4" .120 .237 .337 .531 .237
5.000 4 1/2" .247
5.563 5" .134 .258 .375 .625 .258
6.625 6" .134 .280 .432 .718 .280
7.625 7" .301
8.625 8" .148 .322 .500 .906 .322
9.625 9" .342
10.750 10" .165 .365 .593 1.125 .365
11.750 11" .375
12.750 12" .180 .406 .687 1.312 .375
14.000 14" .250 .437 .750 1.406 .375
16.000 16" .250 .500 .843 1.593 .375
18.000 18" .250 .562 .937 1.781 .375