Alpha Overseas is a producer, stockist, and exporter of Alloy Steel Grade 11 Sheet/Plates, which are constructed by combining carbon with a small number of various metals, such as manganese, silicon, titanium, and aluminum, which helps to improve the plate's overall performance. Because of the chromium content, our alloy steel Grade 11 plates are more durable and firm and have a higher chance of fending off erosion. In addition, these plates are created to have several other characteristics, such as electrical conductivity, proof stress, modulus of expansion, tensile strength, yield strength, ultimate tensile strength, melting point, thermal conductivity, elongation, density, and electrical resistivity. These plates and sheets are offered in various types and configurations, including ERW, EFW, seamless, fabricated, and welded.
Alloy Steel Grade 11 Sheet, Alloy Steel Grade 11 Plates, ASTM A387 AS Grade 11 Plates, A387 Gr 11 Cl 2 Alloy Steel Plate Manufacturers, A387 Gr 11 Class 1 Alloy Steel Sheet Supplier, A387 Grade 11 Cl 1 Sheets, ASTM A387 Gr 11 Class 1 Plate Supplier in Mumbai, India.
We produce a wide variety of alloy steel Grade 11 plates and alloy steel Grade 11 sheets and export, supply, and supply them. Due to the addition of chromium, Alloy Steel Grade 11 Plates offer increased hardness and endurance and a greater capacity to resist erosion. Tungsten improves the grain structure of Alloy Steel Grade 11 Plates, leading to a higher limit for warmth resistance. One of the highest-end austenitic stainless steel products, these alloy steel Grade 11 plates and sheets are produced utilizing premium raw materials. These combine impact resistance and resistance to chloride stress corrosion cracking efficiently. We have these alloy steel Grade 11 plates and sheets following national and international quality requirements. According to the client's needs, we offer our Alloy Steel Grade 11 Plates/Sheets in various grades, sizes, dimensions, conditions, and thicknesses. These alloy steel Grade 11 plates and sheets are utilized in multiple industries.
It can utilize the welding techniques used for traditional austenitic steels to join alloy steel Grade 11 plates and sheets together. In addition to being significantly more robust than standard austenitic grades, alloy steel Grade 11 plates and sheets exhibit good flexibility and impact solidity.
Equivalent Grades Of Alloy Steel Gr.11 Plate
BS | EN | ASTM/ASME | UNS | DIN |
621B | - | A387 / SA 387 | K11789 | - |
Chemical Composition of AS Grade 11 Sheet
C | Mn | P | S | Si | Cr | Mo |
0.15 max | 0.25 - 0.66 | 0.030 | 0.030 | 1.05 max | 7.9 - 10.1 | 0.85 1.15 |
Mechanical Properties of Alloy Steel Gr 11 Plate
A387 / SA387 Grade 9 | Class 1 | Class 2 |
Tensile Strength (ksi) | 60-85 | 75-100 |
Tensile Strength (MPa) | 415-585 | 515-690 |
Yield Strength (ksi) | 30 | 45 |
Yield Strength (MPa) | 205 | 310 |
Elongation in 50mm (%) | 18 | 18 |
Reduction of area in % | 45 | 45 |
Alloy Steel Grade 11 Sheets Plate Thickness Tolerance Chart
Gauge | LB/Sq. Ft. | LB/Sq In. | Plate Gauge Tolerance | ||
---|---|---|---|---|---|
72″ Wide | 96″ Wide | ||||
3/16 | 0.1875 | 8.579 | 0.05958 | +.045″ -.010″ | +.050″ -.010″ |
7/32 | 0.2187 | 9.870 | 0.06854 | ||
1/4 | 0.2500 | 11.162 | 0.07750 | ||
5/16 | 0.3125 | 13.746 | 0.09546 | ||
3/8 | 0.3750 | 16.496 | 0.11456 | +.055″ -.010″ | +.060″ -.010″ |
7/16 | 0.4375 | 19.080 | 0.13250 | ||
1/2 | 0.5000 | 21.633 | 0.15044 | ||
9/16 | 0.5625 | 24.247 | 0.16838 | ||
5/8 | 0.6250 | 26.831 | 0.18633 | ||
11/16 | 0.6875 | 29.415 | 0.20427 | ||
3/4 | 0.7500 | 32.123 | 0.22308 | +.060″ -.010″ | +.065″ -.010″ |
13/16 | 0.8125 | 34.707 | 0.24102 | ||
7/8 | 0.8750 | 37.291 | 0.25897 | ||
15/16 | 0.9375 | 39.875 | 0.27691 | ||
1 | 1.0000 | 42.665 | 0.29628 | +.070″ -.010″ | +.075 -.010″ |
1-1/8 | 1.1250 | 47.833 | 0.33217 | ||
1-1/4 | 1.2500 | 53.001 | 0.36806 | ||
1-3/8 | 1.3750 | 58.169 | 0.40395 | ||
1-1/2 | 1.5000 | 63.337 | 0.43984 | ||
1-3/4 | 1.7500 | 73.672 | 0.51161 | ||
2 | 2.0000 | 84.008 | 0.58339 | +.125″ -.010″ | +.150″ -.010″ |
2-1/8 | 2.1250 | 89.610 | 0.62229 | ||
2-1/4 | 2.2500 | 94.777 | 0.65817 | ||
2-1/2 | 2.5000 | 105.113 | 0.72995 | ||
2-3/4 | 2.7500 | 115.449 | 0.80173 | ||
3 | 3.0000 | 126.301 | 0.87709 | +.150″ -.010″ | +.160″ -.010″ |
3-1/2 | 3.5000 | 146.972 | 1.02064 | ||
4 | 4.0000 | 168.264 | 1.16850 | +.180″ -.010″ | +.200″ -.010 |
Alloy Steel Gr.11 Plate Thickness Chart In Mm
Plate Thickness (mm) |
Plate Weight (kg/m2) |
---|---|
2.0 | 15.7 |
1.6 | 12.6 |
3 | 23.6 |
2.5 | 19.6 |
3.2 | 25.1 |
5 | 39.3 |
4 | 31.4 |
6 | 47.1 |
10 | 78.5 |
8 | 62.8 |
12.5 | 98.1 |
20 | 157 |
15 | 118 |
22.5 | 177 |
30 | 236 |
25 | 196 |
32 | 251 |
40 | 314 |
35 | 275 |
45 | 353 |
55 | 432 |
50 | 393 |
60 | 471 |
70 | 550 |
65 | 510 |
75 | 589 |
250 | 1963 |
90 | 707 |
80 | 628 |
150 | 1178 |
100 | 785 |
120 | 942 |
110 | 864 |
130 | 1051 |
180 | 1413 |
160 | 1256 |
200 | 1570 |
Alloy Steel Grade 11 Sheets and Plates Thickness Tolerance
Plate Width (w), in. [mm] |
||||
---|---|---|---|---|
Specified Thickness (t), in. [mm] | w > 144 [ 3658] | 84 [2134] < w ≤ 120 [3048] | w ≤ 84 [2134] | 120 [3048] < w ≤ 144 [3658] |
Tolerance Over Specified Thickness, *** in. [mm] |
||||
3/4 [19.05] ≤ t < 1 [25.04] | 0.100 [2.54] | 0.065 [1.65] | 0.060 [1.52] | 0.085 [2.16] |
8 [203.2] ≤ t < 10 [254.0] | 0.550 [14.0] | 0.335 [8.50] | 0.315 [8.00] | 0.435 [11.0] |
2 [ 50.80] ≤ t < 3 [76.20] | 0.200 [5.08] | 0.150[3.80] | 0.125 [3.20] | 0.175 [4.45] |
3/16 [4.76] ≤ t < 3/8 [9.52] | -- | 0.050 [1.27] | 0.045 [1.14] | 0.085 [2.16] |
t < 3/16 [4.76] | -- | 0.070 [1.78] | 0.055 [1.35] | -- |
1 [25.40] ≤ t < 2 [50.80] | 0.115 [2.92] | 0.075 [1.90] | 0.070 [1.78] | 0.095[2.41] |
4 [101.6] ≤ t < 6 [152.4] | 0.355 [9.02] | 0.200 [5.08] | 0.180 [4.75] | 0.335 [8.50] |
3 [76.20] ≤ t < 4 [101.6] | 0.225 [5.72] | 0.160 [4.06] | 0.150 [3.81] | 0.200 [5.08] |
6 [152.4] ≤ t < 8 [203.2] | 0.435 [11.0] | 0.255 [6.48] | 0.235 [6.00] | 0.355 [9.02] |
Alloy Steel Gr 11 Sheets & Plate Standard Size Chart
2000MM X 1000MM X 3MM | 2000MM X 1000MM X 6MM |
2500MM X 1250MM X 4MM | 2500MM X 1250MM X 8MM |
3000MM X 1500MM X 3MM | 3000MM X 1500MM X 6MM |
3000MM X 1500MM X 4MM | 3000MM X 1500MM X 8MM |
2000MM X 1000MM X 5MM | 2500MM X 1250MM X 10MM |
2500MM X 1250MM X 3MM | 2500MM X 1250MM X 6MM |
4000MM X 2000MM X 3MM | 4000MM X 2000MM X 6MM |
2500MM X 1250MM X 5MM | 3000MM X 1500MM X 10MM |
2000MM X 1000MM X 4MM | 2000MM X 1000MM X 8MM |
4000MM X 2000MM X 4MM | 2000MM X 2000MM X 10MM |
3000MM X 1500MM X 5MM |
Different Types of Alloy Steel Grade 11 Sheet

Alloy Steel Grade 11 Sheet
- ASME SA387 Alloy Steel Grade 11 Sheets
- Alloy Steel Gr 11 Sheet
- Chromium Molybdenum Grade 11 Sheet

Alloy Steel Grade 11 Plates
- ASTM A387 Alloy Steel Grade 11 Plates
- Alloy Steel Gr 11 Plates
- CrMo Grade 11 Plates

Alloy Steel Grade 11 Coils
- ASTM A387 AS Gr 11 Coils
- Alloy Steel Gr 11 Coils
- Cr-Mo Grade 11 Coils
Specialized in Following Alloy Steel Gr.11 Plate
- Alloy Steel Gr 11 CL 2 Sheet Manufacturers In India
- ASTM A387 AS Gr 11 CL.2 Alloy Steel Sheet
- ASTM A387 Grade 11 Cl.1/2 Sheet Supplier In India
- Alloy Steel Gr 11 CL.2 Plate Manufacturer in India
- ASME SA387 Alloy Steel Grade 11 Cl 2 Sheets Dealers
- AS Gr.11 CL 1 Sheets Exporter
- Alloy Steel Grade 11 CL.1 Sheets Plate
- Alloy Steel Grade 11 Class 2 Sheet Stockist
- UNS K11789 Plates
- Alloy Steel Grade 11 Class 2 Sheet Metal Gauge Chart
- ASME SA387 Alloy Steel Grade 11 Cl 2 Plate Supplier
- ASTM A387 Grade 11 Cl.1/2 Sheets
- A387 Alloy Steel Gr.11 Sheet Price
- Manufacturer of Alloy Steel Gr 11 Sheets in India
- Alloy Steel Grade 11 CL.1 Plate Manufacturers In India
- ASTM A387 AS Gr 11 CL.2 Sheet Price
- Alloy Steel Gr.11 CL 1 Plate Weight Chart
- Alloy Steel Grade 11 CL.1 Sheets Supplier In Mumbai
- Supplier of Alloy Steel Grade 11 Sheets Plates In Mumbai
- Alloy Steel Gr 11 CL 2 Manufacturer In India
- ASTM A387 Grade 11 Cl.1/2 Plates Manufacturer in Mumbai
- Alloy Steel Gr.11 CL 1 Sheet Suppliers
- Alloy Steel Gr 11 CL.2 Sheet Manufacturer In Mumbai
- Alloy Steel Gr 11 CL.2 Plate Manufacturer In Mumbai
- A387 Alloy Steel Gr.11 Sheets Supplier
- Alloy Steel Grade 11 CL.1 Plates Stockist
- Alloy Steel Gr 11 CL 2 Sheet Weight Calculator
- Alloy Steel Grade 11 Class 2 Plate
- Alloy Steel Gr 11 Sheet Supplier In Mumbai
- ASTM A387 AS Gr 11 CL.2 Alloy Steel Plate
- Alloy Steel Gr 11 CL 2 Plate Manufacturer In India
- AS Gr.11 CL 1 Plates Exporter
- ASME SA387 Alloy Steel Grade 11 Cl 2 Hot Rolled Sheets
- ASTM A387 AS Gr 11 CL.2 Plate Price Per Kg
- A387 Alloy Steel Gr.11 Sheets Plate Manufacturers
- Weight Of Alloy Steel Gr.11 Sheets
- Alloy Steel Grade 11 Class 2 Sheet Thickness
- Alloy Steel Gr 11 Plate Supplier In Mumbai
- ASME SA387 Alloy Steel Grade 11 Cl 2 Plates Dealers
- ASTM A387 Grade 11 Cl.1/2 Plate Supplier In India
- Alloy Steel Grade 11 CL.1 HR Plates
- ASTM A387 Grade 11 Cl.1/2 Plates Supplier in Mumbai
- Alloy Steel Gr 11 Sheets Stockholder in India
- AS Gr.11 CL 1 CR Plates
- Stockist of AS Gr.11 Cl 2 Sheets Plates in Mumbai
- Alloy Steel Gr.11 CL 1 Plate Suppliers
Applications of Alloy Steel Grade 11 Sheet
We Export AS Gr 11 Plate Across the Globe
Bolivia, Israel, Norway, Slovakia, Sweden, Serbia, Oman, Estonia, Qatar, Italy, Chile, Nepal, Saudi Arabia, Pakistan, United Kingdom, Tibet, Bangladesh, Germany, Singapore, Bhutan, Lebanon, Costa Rica, Kazakhstan, Indonesia, Ukraine, New Zealand, Turkey, Peru, Bahrain, Vietnam, Thailand, Ireland, Tunisia, Australia, China, Austria, Lahore, Mexico, South Africa, Gabon, Ghana, Namibia, Algiera, Switzerland, Malaysia, Algeria, Hong Kong, Mongolia, Greece, Sri Lanka, United States, Brazil, Japan, Gambia, Portugal, Czech Republic, Iraq, Romania, Jordan, Trinidad & Tobago, Bulgaria, Azerbaijan, Spain, Lithuania, columbia, Kenya, Russia, Denmark, India, Finland, Angola, Afghanistan, Hungary, Taiwan, Nigeria, Iran, Puerto Rico, France, Belarus, Poland, Morocco, United Arab Emirates, Colombia, Zimbabwe, Libya, Argentina, Venezuela, Netherlands, Ecuador,Canada, Croatia, Yemen, Belgium, Philippines, South Korea, Macau, Egypt, Kuwait.
Domestic Supply Alloy Steel Gr.11 Sheet
mumbai, Chandigarh, Surat, Thane, Haryana, Kolkata, Chennai, Jaipur, Nagpur, Jamshedpur, Faridabad, New Delhi,Hyderabad, Howrah, Bengaluru, Navi Mumbai, Secunderabad, Ernakulam , Gurgaon, Pimpri-Chinchwad, Ludhiana, Nashik, Bhopal, Rajkot, Thiruvananthapuram, Indore, Kanpur, Pune, Ranchi, Ahmedabad, Visakhapatnam, Noida.