SA554 Grade Mt304 mechanical tubing supplier in India

ASTM A554 square tube

A554 Grade Mt 316L Rectangular Tube has moderate strength with excellent cold formability and weldability.

ASTM A554 square tube Specification

Wall Thickness in Inch 0.049 – 0.375 Inch
Manufacturing Type DOM / Welded / Seamless / Fabricated / ERW / CDS / CDW / CEW
Surface Finish polished 320 grit, Mill finish, Polished 180 grit
Sizes in Inch ½ – 8 Inch Diameter
Standard JIS, ASTM, EN, SUS, AISI, GB, DIN
Service Decoiling, Bending, Punching, Welding, Cutting, Moulding
Technique Cold rolled, Cold drawn, Hot rolled, Extrusion Tube

Types of ASTM A554 Tube

A511M Grade Mt304 Mechanical Tube

A511M Grade Mt304 Mechanical Tube

ASTM A511 Seamless tube

ASTM A511 Seamless tube

ASTM A511 grade mt304

ASTM A511 grade mt304

ASTM A511 Mt316 Stainless Steel Tube

ASTM A511 Mt316 Stainless Steel Tube

Cold Finished ASTM A511 Tubing

Cold Finished ASTM A511 Tubing

MT310S large diameter ss tube

MT310S large diameter ss tube

A554 Tubing Chemical Composition

GRADES Carbon Manganese Phosphorus Sulfur Silicon Chromium Nickel Molybdenum
304 0.08 2 0.045 0.03 1 18.0-20.0 8.0-11.0
304L 0.035 2 0.045 0.03 1 18.0-20.0 8.0-13.0
316 0.08 2 0.045 0.03 1 16.0-18.0 11.0-14.0 2.0-3.0
316L 0.035 2 0.045 0.03 1 16.0-18.0 10.0-14.0 2.0-3.0

Our vast inventory and efficient distribution make us the leading stockist and distributor for high-temperature A554 Ornamental Tubing.

ASTM A554 Round Tubing Mechanical Properties

Material Yield Strength Temperure Tensile Strength Heat Elongation
Ksi (MPa), Min. Min.º F(º C) Ksi (MPa), Min. Treatment
304 30(205) 1900 (1040) 75(515) Solution 35
304L 25(170) 1900 (1040) 70(485) Solution 35
316 30(205) 1900(1040) 75(515) Solution 35
316L 25(170) 1900(1040) 70(485) Solution 35

ASME SA554 Square Tube Equivalent

UNS EN-standard
Steel no. k.h.s DIN
SAE grade EN-standard
Steel name
S31600 1.4408 316 G-X 6 CrNiMo 18-10
S31703 1.4438 317L X2CrNiMo18-15-4
S40900 1.4512 409 X6CrTi12
S41000 410
S30100 1.4310 301 X10CrNi18-8
1.4318 301LN X2CrNiN18-7
S3043 1.4307 304L X2CrNi18-9
S31653 1.4429 316LN X2CrNiMoN17-13-3
S31000 1.4841 310 X22CrNi2520
S30403 1.4306 304L X2CrNi19-11
S30453 1.4311 304LN X2CrNiN18-10
S30400 1.4301 304 X5CrNi18-10
S30409 1.4948 304H X6CrNi18-11
S30500 1.4303 305 X5CrNi18-12
312 X5CrNi30-9
S31008 1.4845 310S X 5 CrNi 2520
S32100 1.4541 321 X6CrNiTi18-10
S32109 1.4878 321H X12CrNiTi18-9
S31603 1.4404 316L X2CrNiMo17-12-2
S31600 1.4401 316 X5CrNiMo17-12-2
S31653 1.4406 316LN X2CrNiMoN17-12-2
S31603 1.4432 316L X2CrNiMo17-12-3
S31603 1.4435 316L X2CrNiMo18-14-3
S31600 1.4436 316 X3CrNiMo17-13-3
S31635 1.4571 316Ti X6CrNiMoTi17-12-2
S32304 1.4362 2304 X2CrNi23-4
S31803/S32205 1.4462 2205 X2CrNiMoN22-5-3
S32760 1.4501 J405 X2CrNiMoCuWN25-7-4
N08904 1.4539 904L X1NiCrMoCu25-20-5
N08926 1.4529 X1NiCrMoCuN25-20-7
S31254 1.4547 254SMO X1CrNiMoCuN20-18-7
Annealed ASTM A554 Round Tubing provides excellent formability and ease of fabrication.

SA554 Grade Mt304 mechanical tubing Weight Chart

Gauge 7 16 3/8 14 1/4 18 11
Inches 0.180 0.065 0.375 0.083 0.250 0.049 0.120
1-3/4 3.75 1.49 1.88 1.13 2.66
5/8 0.40 0.38
3/4 65.00 0.81 0.50 1.13
1 2.17 0.83 1.03 0.63 1.45
3-1/2 8.06 10.89 5.67
6 14.07 28.53 18.77 9.46
8 38.55 26.03
1/2 0.39 0.30
1-1/4 2.99 1.08 1.37 0.82 1.93
1-1/2 3.63 1.27 1.61 4.41 0.97 2.26
2 4.46 1.69 2.14 6.01 1.30 3.06
2-1/2 5.68 2.72 7.67 3.88
3 6.90 3.29 9.35 4.97
4 9.27 18.52 12.68 6.26
5 11.90 23.53 16.35 8.02
We offer A554 Tubing that is cut to length in any size

A554 Grade Mt 316L Rectangular Tube Dimension Tolerance

Largest Specified
Outer Diameter (in Inches
/ mm)
Outer Diameter Wall Thickness
inches mm inches mm
½ to 1 (12.7 to 25.4) 00.005 00.13 00.020 to 0.065 00.51 to 1.65
½ to 1 (12.7 to 25.4) 00.010 00.25 0.065 to 0.134 1.65 to 3.40
2 to 2½ 00.012 00.30 00.032 to 0.065 00.81 to 1.65
1 to 1½ 00.008 00.20 00.025 to 0.065 00.64 to 1.65
5 to 7½ 00.030 00.76 0.250 6.35
3½ to 5 00.020 00.51 00.035 to 0.165 00.89 to 4.19
1 to 1½ 00.010 00.25 0.065 to 0.134 1.65 to 3.40
1½ to 2 00.010 00.25 00.025 to 0.049 00.64 to 1.24
Under ½ (12.7) 00.004 00.10 00.020 to 0.049 00.51 to 1.24
1½ to 2 00.011 00.28 0.049 to 0.083 1.24 to 2.11
1½ to 2 00.012 00.30 0.083 to 0.149 2.11 to 3.78
7½ to 16 00.00125 in./ in. or mm/ mm of circumstances all all
2 to 2½ 00.013 00.33 0.065 to 0.109 1.65 to 2.77
2 to 2½ 00.014 00.36 0.109 to 0.165 2.77 to 4.19
2½ to 3½ 00.014 00.36 00.032 to 0.165 00.81 to 4.19
2½ to 3½ 00.020 00.51 0.165 4.19
3½ to 5 00.025 00.64 0.165 4.19
5 to 7½ 00.025 00.64 00.049 to 0.250 1.24 to 6.35

Application of SA554 tubing

  • Automotive applications
  • Aerospace industry
  • Water treatment
  • Marine applications
  • HVAC systems