Hot rolled SS rod and Stainless steel bar supplier in Mumbai

Stainless steel round bar manufacturer in India

Find reputable and audited ASTM A276 Stainless steel rod and SS bar stockist in India

Stainless steel round bar

Stainless steel round bar

Stainless steel bar

Stainless steel bar

SS rod

SS rod

Check Stainless steel flat bar and square bar tolerances and standard sizes with ULTRASONIC 100% OKIE test in Mumbai

Table of Content

Stainless steel round bar specifications

Stainless steel round bar specifications

Sizes Condition Value Added Services Tolerances
0.125 to 12 inches cold drawn, annealed, turned etc
  • Heat Treatment
  • Production Bar Cutting
  • Chemical Milling
  • Turn, Ground, and Polishing
  • Surface Machining
  • Shearing
  • Precision Grinding
  • Trepanning
  • Rigidizing
  • Custom Packing
 H12, H13, H11, K12, K11, K10, H9, K9, H10, H8
Specification Length Grades Form
ASTM A276 | ASME SA276 2 to 6m 316, 431, 304, 410, 321, 904L 317L, 420, 303 Round, Hex, Square, Rectangular etc
Request a quote of Stainless bar and rounds with precisely straightened and mirror-finish surfaces in Mumbai

Stainless steel bars types

Stainless steel rod

Stainless steel rod

  • Standards: ASTM A276
  • Testing: Macro/micro test/ Hardness test

SS bar

SS bar

  • Tensile Strength : 75,000 psi
  • Yield strength : 30,000 psi

Stainless steel flat bar

Stainless steel flat bar

  • Size: 0.125 to 12 inches
  • Length: 2 to 6m

Stainless bar

Stainless bar

  • Hardness: Soft, hard, half hard, quarter, spring hard

Stainless steel square bar

Stainless steel square bar

  • Finish : Black, Bright Polished, Rough Turned, NO.4 Finish, Matt Finish, BA Finish

Stainless steel rounds

Stainless steel rounds

  • Types: coil, foils, rolls, plain sheet, shim sheet, perforated sheet
We offer cold rolled SS round bar and hex bar testing certificate as per ISO 15156/ NACE MR0175

SS square bar equivalent

STANDARD UNS WERKSTOFF NR. JIS GOST BS EN AFNOR
SS 304 S30400 1.4301 SUS 304 08Ð¥18Ð10 304S31 X5CrNi18-10 Z7CN18â€09
SS 304L S30403 1.4306 / 1.4307 SUS 304L 03Ð¥18Ð11 3304S11 X2CrNi18-9 / X2CrNi19-11 Z3CN18â€10
SS 304H S30409 1.4301 – – – – –
SS 310 S31000 1.4841 SUS 310 20Ch25N20S2 310S24 X15CrNi25-20 –
SS 310S S31008 1.4845 SUS 310S 20Ch23N18 310S16 X8CrNi25-21 –
SS 316 S31600 1.4401 / 1.4436 SUS 316 – 316S31 / 316S33 X5CrNiMo17-12-2 /
X3CrNiMo17-13-3		 Z7CND17â€11â€02
SS 316L S31603 1.4404 / 1.4435 SUS 316L 03Ch17N14M3 / 03Ch17N14M2 316S11 / 316S13 X2CrNiMo17-12-2 /
X2CrNiMo18-14-3		 Z3CND17â€11â€02 / Z3CND18â€14â€03
SS 316H S31609 – – – 316S51 – –
SS 317 S31700 1.4449 SUS 317 – – X5CrNiMo1713 –
SS 317L S31703 1.4438 SUS 317L – – X2CrNiMo18-15-4 –
SS 321 S32100 1.4541 SUS 321 – – X6CrNiTi18-10 –
SS 321H S32109 1.4878 SUS 321H – – X12CrNiTi18-9 –
SS 347 S34700 1.4550 SUS 347 – – X6CrNiNb18-10 –
SS 347H S34709 1.4961 SUS 347H – – X6CrNiNb18-12 –
SS 409 S40900 1.4512 SUS409 – – X2CrTi12 –
SS 410S S41008 1.4516 SUS410S – – X6CrNiTi12 –
SS 904L N08904 1.4539 SUS 904L STS 317J5L 904S13 X1NiCrMoCu25-20-5 Z2 NCDU 25-20
Grade Mn C P Si S Cr Ni Mo N
304 2.0 maximum 0.08 maximum 0.045 0.75 maximum 0.030 18.0-20.0 8.0-10.5 – 0.10
304L 2.0 maximum 0.030 maximum 0.045 0.75 maximum 0.030 18.0-20.0 8.0-12.0 – 0.10
304H 2.0 maximum 0.04-0.10 0.045 0.75 maximum 0.030 18.0-20.0 8.0-10.5 – –
310 2 maximum 0.015 maximum 0.020 maximum 0.15 maximum 0.015 maximum 24.00 – 26.00 19.00 – 21.00 0.10 54.7 min
310S 2 maximum 0.08 maximum 0.045 maximum 1.0 maximum 0.030 maximum 24.00 – 26.00 19.00 – 21.00 0.75 53.095 min
316 2.0 maximum 0.08 maximum 0.045 maximum 1.0 maximum 0.030 maximum 16.00 – 18.00 11.00 – 14.00 2.00 – 3.00 67.845 min
316L 2.0 maximum 0.035 maximum 0.045 maximum 1.0 maximum 0.030 maximum 16.00 – 18.00 10.00 – 14.00 2.00 – 3.00 68.89 min
316H 0.10 maximum 0.10 maximum 0.045 maximum 0.75 maximum 0.030 maximum 16.00 – 18.00 10.00 – 14.00 2.00 – 3.00 –
SS 317 2.0 maximum 0.08 maximum 0.045 maximum 1.0 maximum 0.030 maximum 18.00 – 20.00 11.00 – 15.00 3.00 – 4.00 57.845 min
SS 317L 2.0 maximum 0.035 maximum 0.045 maximum 1.0 maximum 0.030 maximum 18.00 – 20.00 11.00 – 15.00 3.00 – 4.00 57.89 min
SS 321 2.0 maximum 0.08 maximum 0.045 maximum 1.0 maximum 0.030 maximum 17.00 – 19.00 5(C+N) – 0.70 maximum – 9.00 – 12.00
SS 321H 2.0 maximum 0.04 – 0.10 0.045 maximum 1.0 maximum 0.030 maximum 17.00 – 19.00 9.00 – 12.00 – 0.10 maximum
SS 347 2.0 maximum 0.08 maximum 0.045 maximum 1.0 maximum 0.030 maximum 17.00 – 20.00 9.00 – 13.00 – –
SS 347H 2.0 maximum 0.04 – 0.10 0.045 maximum 1.0 maximum 0.030 maximum 17.00 – 19.00 9.0 -13.0 – –
SS 409 1.00 maximum 0.08 maximum 0.045 maximum 1.00 maximum 0.030 maximum 10.5 – 11.75 0.5 – –
SS 410S 1.00 maximum 0.080 maximum 0.040 maximum 1.00 maximum 0.030 maximum 10.5 – 12.5 – – –
SS 904L 2.00 maximum 0.020 maximum 0.040 maximum 1.00 maximum 0.030 maximum 19.00 – 23.00 23.00 – 28.00 4.00 – 5.00 maximum –

Stainless steel flat bars mechanical properties

Grade Melting Point Density Tensile Strength Elongation Yield Strength (0.2%Offset)
304/304H/304L 1400 °C (2550 °F) 8.0 gram/cm3 Psi – 75000 , MPa – 515 35 % Psi – 30000 , MPa – 205
310/310S 1402 °C (2555 °F) 7.9 gram/cm3 Psi – 75000 , MPa – 515 40 % Psi – 30000 , MPa – 205
316/316L/316H 1400 °C (2550 °F) 8.0 gram/cm3 Psi – 75000 , MPa – 515 35 % Psi – 30000 , MPa – 205
317/ 317L 1400 °C (2550 °F) 7.9 gram/cm3 Psi – 75000 , MPa – 515 35 % Psi – 30000 , MPa – 205
321/ 321H 1457 °C (2650 °F) 8.0 gram/cm3 Psi – 75000 , MPa – 515 40 % Psi – 30000 , MPa – 205
347/ 347H 1454 °C (2650 °F) 8.0 gram/cm3 Psi – 75000 , MPa – 515 35 % Psi – 30000 , MPa – 205
410S 1532°C (2790°F) 7.80 gram/cm3 Psi – 75000 , MPa – 515 25 % Psi – 30000 , MPa – 205
904L 1350 °C (2460 °F) 7.95 gram/cm3 Psi – 71000 , MPa – 490 35 % Psi – 32000 , MPa – 220

Size chart of SS bar

Size in Inches Wt per 12 inch Wt per Feet
3/16 1.248 0.104
1/4 2.160 0.180
5/16 3.480 0.290
3/8 4.920 0.625
7/16 6.72 0.560
1/2 8.880 0.740
9/16 11.16 0.930
5/8 13.80 1.150
11/16 16.68 1.390
3/4 19.92 1.660
13/16 23.40 1.950
7/8 27.60 2.300
15/16 31.20 2.625
1 34.80 2.90
1-1/16 39.60 3.30
1-1/8 44.40 3.700
1-1/4 55.20 4.625
1-5/16 61.20 5.100
1-3/8 67.20 5.625
1-7/16 73.20 6.100
1-1/2 79.20 6.625
1-5/8 93.60 7.800
1-3/4 108.36 9.030
1-7/8 124.80 10.400
2 141.60 11.80
2-1/4 179.04 14.920
2-3/8 203.04 16.920
2-1/2 221.04 18.42
3 318.36 26.53

SS hex bars tolerance

Cold Drawn Bars Tolerance ISO “H†Series in milimeter
Minimal Sizes h5 h6 h7 h8 h9 H10 H11 h12
Dia (milimeter)
over 30 to 50 +0.011/0 +0.016/0 +0.025/0 +0.039/0 +0.062/0 +0.1/0 +0.16/0 +0.25/0
over 50 to 80 +0.013/0 +0.019/0 +0.03/0 +0.046/0 +0.074/0 +0.12/0 +0.19/0 +0.3/0
over 80 to 120 +0.015/0 +0.022/0 +0.035/0 +0.054/0 +0.087/0 +0.14/0 +0.22/0 +0.35/0
~ to 3 +0.004/0 +0.006/0 +0.01/0 +0.014/0 +0.025/0 +0.04/0 +0.06/0 +0.1/0
over 3 to 6 +0.005/0 +0.008/0 +0.012/0 +0.018/0 +0.03/0 +0.048/0 +0.075/0 +0.12/0
over 6 to 10 +0.006/0 +0.009/0 +0.015/0 +0.022/0 +0.036/0 +0.058/0 +0.09/0 +0.15/0
over 10 to 18 +0.008/0 +0.011/0 +0.018/0 +0.027/0 +0.043/0 +0.07/0 +0.11/0 +0.18/0
over 18 to 30 +0.009/0 +0.013/0 +0.021/0 +0.033/0 +0.052/0 +0.084/0 +0.13/0 +0.21/0
over 120 to 180 +0.018/0 +0.025/0 +0.04/0 +0.063/0 +0.1/0 +0.16/0 +0.25/0 +0.4/0
over 180 to 250 +0.02/0 +0.029/0 +0.046/0 +0.072/0 +0.115/0 +0.185/0 +0.29/0 +0.46/0

SS bar testing

  • Bend test
  • Ultrasonic test
  • Flaring test
  • IGC test
  • Radiography test
  • Macro and micro test
  • Corrosion test
  • Impact test
  • Hydrostatic test
  • Hardness test
  • Eddy current test
  • Fatigue test
  • Charpy impact testing
  • Non-Destructive testing (NDT)

Our products