Sion, Mumbai, Maharashtra
Grades – Chemical Composition and Equivalent Standards
AISI ASTM |
EN DIN |
C % Max |
Mn % Max |
Si % Max |
S % Max |
P % Max |
Cr % Max |
Ni % Max |
Mo % Max |
Others % |
201 |
- |
0.15 |
5.5-7.5 |
1.00 |
0.030 |
0.060 |
16.00-18.00 |
3.50-5.50 |
- |
- |
202 | - | 0.15 | 7.5-10 | 1.00 | 0.030 | 0.060 | 17.00-19.00 | 4.00-6.00 | - | - |
302 | 1.4310 | 0.15 | 2.00 | 1.00 | 0.030 | 0.045 | 17.00-1900 | 8.00-10.00 | - | - |
302HQ | 1.4567 | 0.03 | 2.00 | 1.00 | 0.030 | 0.045 | 17.00-19.00 | 9.00-10.00 | - | Cu : 3.00-4.00 |
303 | 1.4305 | 0.15 | 2.00 | 1.00 | 0.15 Min | 0.20 | 17.00-1900 | 8.00-10.00 | - | Cu : 1% max |
303EHS | - | 0.15 | 2.00 | 1.00 | 0.30-0.33 | 0.20 | 17.00-19.00 | 8.00-10.00 | - | Cu : 1% max |
304 | 1.4301 | 0.08 | 2.00 | 1.00 | 0.030 | 0.045 | 18.00-20.00 | 8.00-11.00 | - | - |
304HC | - | 0.05 | 2.00 | 1.00 | 0.030 | 0.045 | 18.00-20.00 | 8.50-9.50 | - | Cu : 2.00-2.50 |
304L | 1.4306 | 0.03 | 2.00 | 1.00 | 0.030 | 0.045 | 18.00-20.00 | 8.00-12.00 | - | - |
308LER | 1.4331 | 0.02 | 1.5-2.0 | 0.50 | 0.020 | 0.025 | 19.00-21.00 | 9.50-11.00 | - | - |
309LER | 1.4332 | 0.03 | 1.5-2.0 | 0.50 | 0.015 | 0.020 | 23.00-25.00 | 12.00-14.00 | - | - |
310 | 1.4841 | 0.25 | 2.00 | 1.50 | 0.030 | 0.045 | 24.00-26.00 | 19.00-22.00 | - | - |
310S | 1.4842 | 0.08 | 2.00 | 1.50 | 0.030 | 0.045 | 24.00-26.00 | 19.00-22.00 | - | - |
316 | 1.4401 | 0.08 | 2.00 | 1.00 | 0.030 | 0.045 | 16.00-18.00 | 10.00-14.00 | 2.00-3.00 | - |
316L | 1.4404 | 0.03 | 2.00 | 1.00 | 0.030 | 0.045 | 16.00-18.00 | 10.00-14.00 | 2.00-3.00 | - |
316LER | 1.4430 | 0.02 | 1.5-2.0 | 0.50 | 0.020 | 0.020 | 18.00-20..00 | 12.00-14.00 | 2.00-2.75 | - |
316Ti | 1.4571 | 0.08 | 2.00 | 1.00 | 0.030 | 0.045 | 16.00-18.00 | 10.00-14.00 | 2.00-3.00 | Ti : Min (5xC%) |
317LN | 1.4438 | 0.03 | 2.00 | 1.00 | 0.030 | 0.045 | 18.00-20.00 | 11.00-15.00 | 3.00-4.00 | N : 0.10-0.22 |
321 | 1.4541 | 0.08 | 2.00 | 1.00 | 0.030 | 0.045 | 17.00-19.00 | 9.00-12.00 | - | Ti : Min (5xC%) |
410 | 1.4006 | 0.15 | 1.00 | 1.00 | 0.030 | 0.040 | 11.50-13.50 | - | - | - |
416 | 1.4005 | 0.15 | 1.25 | 1.00 | 0.15 Min | 0.060 | 12.00-14.00 | - | - | - |
416XM | - | 0.15 | 1.25 | 1.00 | 030-0.33 | 0.060 | 12.00-14.00 | - | - | - |
420 | 1.4021 | 0.15 Min | 1.00 | 1.00 | 0.030 | 0.040 | 12.00-14.00 | - | - | - |
430 | 1.4016 | 0.12 | 1.00 | 1.00 | 0.030 | 0.040 | 16.00-18.00 | - | - | - |
430L | - | 0.03 | 1.00 | 1.00 | 0.030 | 0.040 | 16.00-18.00 | - | - | - |
430F | 1.4104 | 0.12 | 1.25 | 1.00 | 0.15 Min | 0.060 | 16.00-18.00 | - | - | - |
431 | 1.4057 | 0.20 | 1.00 | 1.00 | 0.030 | 0.040 | 15.00-17.00 | 1.25-2.50 | - | - |
Theoritic Weight of Stainless Steel Round Bars
Size (mm) |
Weight kgs/ meter | Size (mm) | Weight kgs/ meter |
2 | 0.025 | 16 | 1.595 |
3 | 0.056 | 17 | 1.801 |
4 | 0.100 | 18 | 2.019 |
5 | 0.156 | 19 | 2.250 |
6 | 0.224 | 20 | 2.493 |
7 | 0.305 | 21 | 2.748 |
8 | 0.399 | 22 | 3.016 |
9 | 0.505 | 23 | 3.297 |
10 | 0.623 | 24 | 3.590 |
11 | 0.754 | 25 | 3.895 |
12 | 0.897 | 26 | 4.213 |
13 | 1.053 | 28 | 4.886 |
14 | 1.221 | 30 | 5.609 |
15 | 1.402 | 32 | 6.382 |
34 | 7.204 | 85 | 45.026 |
35 | 7.634 | 90 | 50.479 |
36 | 8.077 | 95 | 56.244 |
38 | 8.999 | 100 | 62.320 |
40 | 9.971 | 105 | 68.708 |
45 | 12.620 | 110 | 75.407 |
50 | 15.580 | 115 | 82.418 |
55 | 18.852 | 120 | 89.741 |
58 | 20.964 | 125 | 97.375 |
60 | 22.435 | 130 | 105.321 |
65 | 26.330 | 135 | 113.578 |
70 | 30.537 | 140 | 122.147 |
75 | 35.055 | 145 | 131.028 |
80 | 39.885 | 150 | 140.220 |
Conversion of Inch to millimeter and their corresponding weight
Inch |
Inch (Dec) |
Size (mm) |
Weight kgs/ meter |
1/8" |
0.125 |
3.175 |
0.063 |
3/16" |
0.188 |
4.763 |
0.141 |
1/4" |
0.250 |
6.350 |
0.251 |
5/16" |
0.313 |
7.938 |
0.393 |
3/8" |
0.375 |
9.525 |
0.565 |
7/16" |
0.438 |
11.113 |
0.770 |
1/2" |
0.500 |
12.700 |
1.005 |
5/8" |
0.625 |
15.875 |
1.571 |
3/4" |
0.750 |
19.050 |
2.262 |
7/8" |
0.875 |
22.225 |
3.078 |
1" |
1.000 |
25.400 |
4.021 |
1-1/8" |
1.125 |
28.575 |
5.089 |
1-3/16" 1.188 |
30.163 |
5.670 |
3-3/16" 3.188 |
1-1/4" |
1.250 |
31.750 |
6.282 |
1-5/16" 1.313 |
33.338 |
6.926 |
3-5/16" 3.313 |
1-3/8" |
1.375 |
34.925 |
7.602 |
1-7/16" 1.438 |
36.513 |
8.308 |
3-7/16" 3.438 |
1-1/2" |
1.500 |
38.100 |
9.046 |
1-5/8" |
1.625 |
41.275 |
10.6171 |
1-3/4" |
1.750 |
44.450 |
12.313 |
1-7/8" |
1.875 |
47.625 |
14.135 |
2" |
2.000 |
50.800 |
16.083 |
2-1/8" |
2.125 |
53.975 |
18.156 |
2-3/16" 2.188 |
55.563 |
19.239 |
4-3/16" 4.188 |
2-1/4" |
2.250 |
57.150 |
20.354 |
2-5/16" 2.313 |
58.738 |
21.501 |
4-5/16" 4.313 |
2-3/8" |
2.375 |
60.325 |
22.679 |
2-7/16" 2.438 |
61.913 |
23.888 |
4-7/16" 4.438 |
2-1/2" |
2.500 |
63.500 |
25.129 |
2-5/8" |
2.625 |
66.675 |
27.705 |
2-3/4" |
2.750 |
69.850 |
30.406 |
2-7/8" |
2.875 |
73.025 |
33.233 |
3" |
3.000 |
76.200 |
36.186 |
3-1/8" |
3.125 |
79.375 |
39.264 |
80.963 |
40.850 |
5-3/16" 5.188 |
131.763 |
3-1/4" |
3.250 |
82.550 |
42.468 |
84.138 |
44.117 |
5-5/16" 5.313 |
134.938 |
3-3/8" |
3.375 |
85.725 |
45.798 |
87.313 |
47.509 |
5-7/16" 5.438 |
138.113 |
3-1/2" |
3.500 |
88.900 |
49.253 |
3-5/8" |
3.625 |
92.075 |
52.834 |
3-3/4" |
3.750 |
95.250 |
56.540 |
3-7/8" |
3.875 |
98.425 |
60.372 |
4" |
4.000 |
101.600 |
64.330 |
4-1/8" |
4.125 |
104.775 |
68.414 |
106.363 |
70.503 |
- |
- |
4-1/4" |
4.250 |
107.950 |
72.623 |
109.538 |
74.774 |
- |
- |
4-3/8" |
4.375 |
111.125 |
76.958 |
112.713 |
79.172 |
- |
- |
4-1/2" |
4.500 |
114.300 |
81.418 |
4-5/8" |
4.625 |
117.475 |
86.004 |
4-3/4" |
4.750 |
120.650 |
90.716 |
4-7/8" |
4.875 |
123.825 |
95.553 |
5" |
5.000 |
127.000 |
100.516 |
5-1/8" |
5.125 |
130.175 |
105.605 |
108.196 |
- |
- |
- |
5-1/4" |
5.250 |
133.350 |
110.819 |
113.473 |
- |
- |
- |
5-3/8" |
5.375 |
136.525 |
116.159 |
118.876 |
- |
- |
- |
5-1/2" |
5.500 |
139.700 |
121.624 |
5-5/8" |
5.625 |
142.875 |
127.215 |
5-3/4" |
5.750 |
146.050 |
132.932 |
5-7/8" |
5.875 |
149.225 |
138.775 |
6" |
6.000 |
152.400 |
144.743 |
Theoritic Weight of Stainless Steel Hex & Square Bars
Size (mm) |
Weight (Hex) kg/ meter | Weight (Square) kg/ meter |
5 |
0.172 |
0.197 |
6 |
0.248 |
0.283 |
8 |
0.441 |
0.504 |
10 |
0.689 |
0.787 |
12 |
0.992 |
1.134 |
14 |
1.350 |
1.543 |
15 |
1.550 |
1.771 |
16 |
1.763 |
2.015 |
17 |
1.991 |
2.275 |
18 |
2.232 |
2.551 |
19 |
2.487 |
2.842 |
20 |
2.755 |
3.149 |
21 |
3.038 |
3.472 |
22 |
3.334 |
3.810 |
24 |
3.967 |
4.534 |
25 |
4.305 |
4.920 |
27 |
5.021 |
5.739 |
28 |
5.400 |
6.172 |
30 |
6.199 |
7.085 |
32 |
7.053 |
8.061 |
34 |
7.963 |
9.100 |
35 |
8.438 |
9.643 |
36 |
8.927 |
10.202 |
38 |
9.946 |
11.367 |
40 |
11.021 |
12.595 |
42 |
12.150 |
13.886 |
45 |
13.948 |
15.941 |
50 |
17.220 |
19.680 |
Tolerance Chart for SS Round Bars as per ISO
Size Range (mm) |
h8 | h9 | h10 | h11 | h12 | h13 | K12/K13 |
Upto 6 | -0.018 | -0.030 | -0.048 | -0.075 | -0.120 | -0.180 | - |
Over 6 upto 10 | -0.022 | -0.036 | -0.058 | -0.090 | -0.150 | -0.220 | - |
Over 10 upto 18 | -0.027 | -0.043 | -0.070 | -0.110 | -0.180 | -0.270 | - |
Over 18 upto 30 | -0.033 | -0.052 | -0.084 | -0.130 | -0.210 | -0.330 | +0.10/+0.15 |
Over 30 upto 50 | -0.039 | -0.062 | -0.100 | -0.160 | -0.250 | -0.390 | +0.15/+0.20 |
Over 50 upto 80 | -0.046 | -0.074 | -0.120 | -0.190 | -0.300 | -0.460 | +0.20/+0.25 |
Over 80 upto 120 | -0.054 | -0.087 | -0.140 | -0.220 | -0.350 | -0.540 | +0.25/+0.30 |
Tolerance Chart For SS Round Bars as per ASTM A 484
Cold Finished Round Bars
Size Range in Inch |
Tolerance |
1/16” to less than 5/16” | +/- 0.001” |
5/16” to less than 1/2” | +/- 0.0015” |
1/2” to less than 1” | +/- 0.002” |
1” to less than 1-1/2” | +/- 0.0025” |
1-1/2” to less than 4” | +/- 0.003” |
Cold Finished Hexagon & Square Bars
Size Range in Inch |
Tolerance |
1/16” to less than 5/16” |
+/- 0.002” |
5/16” to less than 1/2” |
+/- 0.003” |
1/2” to less than 1” |
+/- 0.004” |
1” to less than 2” |
+/- 0.006” |
2” to less than 3” |
+/- 0.008” |
3" and over |
+/- 0.010” |
Hardness Conversions Chart
Brinnel Hardness HB |
Vickers Hardness HV |
Rockwell Hardness HRC |
Rockwell Hardness HRB |
Tensile Strength ksi |
321 |
339 |
34 |
108 |
158 |
311 |
328 |
33 |
108 |
154 |
302 |
319 |
32 |
107 |
150 |
293 |
309 |
31 |
106 |
146 |
285 |
301 |
30 |
105 |
142 |
277 |
292 |
29 |
104 |
138 |
269 |
284 |
28 |
104 |
135 |
262 |
276 |
27 |
103 |
131 |
255 |
269 |
25 |
102 |
125 |
248 |
261 |
24 |
101 |
121 |
241 |
253 |
23 |
100 |
119 |
235 |
247 |
22 |
99 |
117 |
229 |
241 |
21 |
98 |
113 |
223 |
234 |
- |
97 |
110 |
217 |
228 |
- |
96 |
107 |
212 |
222 |
- |
95 |
102 |
207 |
218 |
- |
95 |
100 |
202 |
212 |
- |
94 |
98 |
197 |
207 |
- |
93 |
96 |
192 |
202 |
- |
92 |
94 |
187 |
196 |
- |
91 |
90 |
183 |
192 |
- |
90 |
89 |
179 |
188 |
- |
89 |
87 |
174 |
182 |
- |
88 |
84 |
170 |
178 |
- |
87 |
82 |
166 |
175 |
- |
86 |
80 |
163 |
171 |
- |
85 |
78 |
159 |
167 |
- |
84 |
77 |
156 |
163 |
- |
83 |
76 |
153 |
160 |
- |
82 |
75 |
149 |
156 |
- |
81 |
74 |
146 |
153 |
- |
80 |
72 |
143 |
150 |
- |
79 |
71 |
140 |
147 |
- |
78 |
70 |
137 |
143 |
- |
76 |
67 |
134 |
140 |
- |
75 |
66 |
131 |
137 |
- |
74 |
65 |
128 |
134 |
- |
73 |
64 |
126 |
132 |
- |
72 |
63 |
124 |
129 |
- |
71 |
62 |
121 |
127 |
- |
70 |
60 |
118 |
124 |
- |
69 |
59 |
116 |
122 |
- |
68 |
58 |
114 |
119 |
- |
67 |
57 |
111 |
117 |
- |
66 |
56 |
Contact Us
Hitratna Metals
59, Ground Floor, Shatwara Mansion, 3rd Kumbharwada Lane, Sion, Mumbai, Maharashtra - 400004, India
Mobile : +91-9619444576
Phone : +91-22-67496294, +91-22-66363215
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