Unifit Metalloys Inc. is one of the well-known manufacturers and sellers of Duplex Steel UNS S31803 & UNS S32205 Stud Bolts, which have the best thermal conductivity of non-alloyed steels. Dedicated to cater to the satisfaction of our valued patrons at prime, we assure the premium quality of the entire range of Duplex Steel UNS S31803 Stud Bolts to be offered. Duplex Steel UNS S32205 Stud Bolts is a series of proprietary grades, generally with a maximum carbon and sometimes used for very specific corrosive environments such as urea production. UNS S31803 Duplex Steel Stud Bolts offers resistance to hot corrosion along with strength and toughness at cryogenic temperatures.
UNS S32205 Duplex Steel Stud Bolts have excellent toughness, even down to cryogenic temperatures, although other grades are normally used in this environment. Our Duplex Steel 2205 Stud Bolts is the most common form of alloys used in the world, largely due to its excellent corrosion resistance and value.
Stainless 2205 Stud Bolts is commonly utilized in extreme conditions, such as furnace manufacturing and heat treating equipment. Alloy 2205 Stud Bolts has good resistance to oxidation at temperatures of up to (1904 °F) in intermittent service and (2102 °F) in continuous service. Duplex Stainless Steel S31803 Stud Bolts is widely used in environments where sulfur dioxide gas is present at high temperatures.
STANDARD | WERKSTOFF NR. | UNS |
Duplex 2205 | 1.4462 | S31803 / S32205 |
Specifications : ASTM A193 / ASME SA193 DIN, ASTM, BS and all International Standards
Length : 3mm to 200mm
Size : M02 to M33, Custom Sizes
Property Class : A2-70, A2-80, A4-70, A4-80, F593C, F593D, F593G, F593H, B8, B8M CL1 & CL2
Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | Fe |
S31803 | 0.030 max | 2.00 max | 1.00 max | 0.030 max | 0.020 max | 22.0 – 23.0 | 3.0 – 3.5 | 4.50 – 6.50 | 0.14 – 0.20 | 63.72 min |
S32205 | 0.030 max | 2.00 max | 1.00 max | 0.030 max | 0.020 max | 21.0 – 23.0 | 2.50 - 3.50 | 4.50 – 6.50 | 0.8 – 0.20 | 63.54 min |
Tensile Strength, ksi | 0.2% Yield Strength, ksi | Elongation, % | Hardness [HRC] |
---|---|---|---|
90 min | 65 min | 25 min | 293 max |
We offer wide range of industrial Duplex Steel S31803, S32205 Stud Bolt that in compliance with IS, BS and DIN standards at best market prices in India. To know more about the latest price of Duplex Stainless Steel UNS S31803/S32205 Stud Bolts Please Call 91 22 66518521 or Send an Email to chirag@unifitmetalloys.com
Our products range of Duplex Steel S31803, S32205 Stud Bolt find application in various areas such as: Oil Expansion Projects, Petro-Chemical Industries, Fertilizer Plants, Valves, Ship Building Industries, Civil Industries, Home Fittings, Vessels, Pumps, Heavy Engineering Industries, power Generation Units ( Nuclear, Hydro or Thermal), Steel Plants, Civil Construction Industries, Railways, Off Shore & On Shore Oil Towers etc.
Class 150 Flanges ASME B16.5 (Stud bolt sizes) | Length of Stud Bolts | |||||||
NPS | Outside Diameter of Flange | The diameter of Bolt Circle | The diameter of Bolt Holes | Number of Bolts | Diameter of Bolts | Raised Face 0.06 in |
Ring Joint | |
1/2 | 3 1/2 | 2 3/8 | 5/8 | 4 | 1/2 | 2 1/4 | – | |
3/4 | 3 7/8 | 2 3/4 | 5/8 | 4 | 1/2 | 2 1/2 | – | |
1 | 4 1/4 | 3 1/8 | 5/8 | 4 | 1/2 | 2 1/2 | 3 | |
1 1/4 | 4 5/8 | 3 1/2 | 5/8 | 4 | 1/2 | 2 3/4 | 3 1/4 | |
1 1/2 | 5 | 3 7/8 | 5/8 | 4 | 1/2 | 2 3/4 | 3 1/4 | |
2 | 6 | 4 3/4 | 3/4 | 4 | 5/8 | 3 1/4 | 3 3/4 | |
2 1/2 | 7 | 5 1/2 | 3/4 | 4 | 5/8 | 3 1/2 | 4 | |
3 | 7 1/2 | 6 | 3/4 | 4 | 5/8 | 3 1/2 | 4 | |
3 1/2 | 8 1/2 | 7 | 3/4 | 8 | 5/8 | 3 1/2 | 4 | |
4 | 9 | 7 1/2 | 3/4 | 8 | 5/8 | 3 1/2 | 4 | |
5 | 10 | 8 1/2 | 7/8 | 8 | 3/4 | 3 3/4 | 4 1/4 | |
6 | 11 | 9 1/2 | 7/8 | 8 | 3/4 | 4 | 4 1/2 | |
8 | 13 1/2 | 11 3/4 | 7/8 | 8 | 3/4 | 4 1/4 | 4 3/4 | |
10 | 16 | 14 3/4 | 1 | 12 | 7/8 | 4 1/2 | 5 | |
12 | 19 | 17 | 1 | 12 | 7/8 | 4 3/4 | 5 1/4 | |
14 | 21 | 18 3/4 | 1 1/8 | 12 | 1 | 5 1/4 | 5 3/4 | |
16 | 23 1/2 | 21 1/4 | 1 1/8 | 16 | 1 | 5 1/4 | 5 3/4 | |
18 | 25 | 22 3/4 | 1 1/4 | 16 | 1 1/8 | 5 3/4 | 6 1/4 | |
20 | 27 1/2 | 25 | 1 1/4 | 20 | 1 1/8 | 6 1/4 | 6 3/4 | |
24 | 32 | 29 1/2 | 1 1/4 | 20 | 1 1/4 | 6 3/4 | 7 1/4 | |
Class 300 Flanges ASME B16.5 | Length of Stud Bolts | |||||||
NPS | Outside Diameter of Flange | The diameter of Bolt Circle | The diameter of Bolt Holes | Number of Bolts | Diameter of Bolts | Raised Face 0.06 in |
Ring Joint | |
1/2 | 3 3/4 | 2 5/8 | 5/8 | 4 | 1/2 | 2 1/2 | 3 | |
3/4 | 4 5/8 | 3 1/4 | 3/4 | 4 | 5/8 | 3 | 3 1/2 | |
1 | 4 7/8 | 3 1/2 | 3/4 | 4 | 5/8 | 3 | 3 1/2 | |
1 1/4 | 5 1/4 | 3 7/8 | 3/4 | 4 | 5/8 | 3 1/4 | 3 3/4 | |
1 1/2 | 6 1/8 | 4 1/2 | 7/8 | 4 | 3/4 | 3 1/2 | 4 | |
2 | 6 1/2 | 5 | 3/4 | 8 | 5/8 | 3 1/2 | 4 | |
2 1/2 | 7 1/2 | 5 7/8 | 7/8 | 8 | 3/4 | 4 | 4 1/2 | |
3 | 8 1/4 | 6 5/8 | 7/8 | 8 | 3/4 | 4 1/4 | 4 3/4 | |
3 1/2 | 9 | 7 1/4 | 7/8 | 8 | 3/4 | 4 1/4 | 5 | |
4 | 10 | 7 7/8 | 7/8 | 8 | 3/4 | 4 1/2 | 5 | |
5 | 11 | 9 1/4 | 7/8 | 8 | 3/4 | 4 3/4 | 5 1/4 | |
6 | 12 1/2 | 10 5/8 | 7/8 | 12 | 3/4 | 4 3/4 | 5 1/2 | |
8 | 15 | 13 | 1 | 12 | 7/8 | 5 1/2 | 6 | |
10 | 17 1/2 | 15 1/4 | 1 1/8 | 16 | 1 | 6 1/4 | 6 3/4 | |
12 | 20 1/2 | 17 3/4 | 1 1/4 | 16 | 1 1/8 | 6 3/4 | 7 1/4 | |
14 | 23 | 20 1/4 | 1 1/4 | 20 | 1 1/8 | 7 | 7 1/2 | |
16 | 25 1/2 | 22 1/2 | 1 3/8 | 20 | 1 1/4 | 7 1/2 | 8 | |
18 | 28 | 24 3/4 | 1 3/8 | 24 | 1 1/4 | 7 3/4 | 8 1/4 | |
20 | 30 1/2 | 27 | 1 3/8 | 24 | 1 1/4 | 8 | 8 3/4 | |
24 | 36 | 32 | 1 5/8 | 24 | 1 1/2 | 9 | 10 |
Weight Imperial | |||||||||||||
STUD BOLT LENGTH (in inches) | 1/2 | 5/8 | 3/4 | 7/8 | 1 | 1 1/8 | 1 1/4 | 1.3/8 | 1 1/2 | 1.5/8 | 1.3/4 | 1 7/8 | |
2.1/2 | 10.8 | ||||||||||||
2.3/4 | 11.6 | 19.8 | |||||||||||
3.1/4 | 12.4 | 21 | 32.4 | ||||||||||
3.1/2 | 13.2 | 22.2 | 34.3 | 50 | |||||||||
4 | 14 | 23.4 | 36.2 | 52.6 | 71.8 | ||||||||
4.1/2 | 14.8 | 24.6 | 38.1 | 55.2 | 75.2 | 102 | |||||||
4.3/4 | 15.6 | 25.8 | 40 | 57.8 | 78.6 | 106 | 137 | ||||||
5 | 16.4 | 27 | 41.9 | 60.4 | 82 | 111 | 142 | 179 | |||||
5.1/2 | 17.2 | 28.2 | 43.8 | 63 | 85.4 | 115 | 147 | 186 | 234 | ||||
6 | 18 | 29.4 | 45.7 | 65.6 | 88.8 | 119 | 153 | 193 | 242 | 289 | |||
6.1/4 | 18.8 | 30.6 | 47.6 | 68.2 | 92.2 | 123 | 158 | 200 | 250 | 298 | 263 | ||
6.1/2 | 19.6 | 32.3 | 49.5 | 70.8 | 95.6 | 128 | 164 | 206 | 258 | 308 | 374 | 437 | |
7 | 20.4 | 33.5 | 50.8 | 73.4 | 99 | 132 | 169 | 213 | 266 | 317 | 385 | 449 | |
7.1/2 | 21.2 | 34.8 | 52.7 | 75.5 | 103 | 136 | 174 | 220 | 275 | 326 | 396 | 462 | |
8 | 22 | 36.1 | 54.5 | 78 | 106 | 141 | 180 | 226 | 283 | 336 | 407 | 475 | |
8.1/4 | 37.3 | 56.3 | 80.5 | 108 | 145 | 185 | 233 | 291 | 345 | 418 | 488 | ||
8.3/4 | 38.6 | 58.1 | 83.1 | 112 | 149 | 191 | 240 | 299 | 354 | 429 | 500 | ||
9 | 39.8 | 60 | 85.6 | 115 | 153 | 196 | 246 | 307 | 364 | 440 | 513 | ||
9.1/2 | 41.1 | 61.8 | 88.2 | 118 | 158 | 201 | 253 | 316 | 373 | 451 | 526 | ||
10 | 63.7 | 90.7 | 122 | 162 | 206 | 260 | 324 | 382 | 463 | 538 | |||
10/1.4 | 93.3 | 125 | 166 | 212 | 267 | 332 | 391 | 474 | 551 | ||||
1.0.1/2 | 128 | 171 | 217 | 273 | 340 | 401 | 485 | 564 | |||||
11 | 132 | 175 | 223 | 279 | 345 | 410 | 496 | 576 | |||||
11.1/2 | 135 | 179 | 228 | 285 | 350 | 419 | 507 | 589 | |||||
12 | 138 | 184 | 233 | 292 | 358 | 429 | 518 | 602 | |||||
Weight Of Metric Studs Bolt | |||||||||||||
STUD BOLT LENGTH (in mm) | M10 | M12 | M14 | M16 | M18 | M20 | M22 | M24 | M27 | M30 | M33 | M36 | M39 |
60 | 5,6 | 8,1 | 12 | 15,6 | |||||||||
70 | 6,1 | 8,9 | 13 | 16,9 | 23,7 | ||||||||
80 | 6,6 | 9,6 | 14 | 18,2 | 25,4 | 32,5 | |||||||
90 | 7,1 | 10,3 | 15 | 19,6 | 27,1 | 34,5 | 45,5 | ||||||
100 | 7,6 | 11 | 16 | 21 | 28,8 | 36,7 | 47,2 | 54,2 | |||||
110 | 8,1 | 11,7 | 17 | 22,2 | 30,4 | 38,7 | 48,3 | 58,2 | 80 | ||||
120 | 8,6 | 12,4 | 18 | 23,6 | 32,1 | 40,7 | 50,9 | 60,2 | 84,7 | 107 | |||
130 | 9,1 | 13,2 | 19 | 24,9 | 33,7 | 42,8 | 53,4 | 63,2 | 88,6 | 111 | 141 | ||
140 | 9,6 | 14,2 | 20 | 26,2 | 35,4 | 44,9 | 55,9 | 66,2 | 92,4 | 116 | 147 | 185 | |
150 | 10,1 | 14,9 | 20,8 | 27,5 | 36,9 | 46,9 | 58,5 | 69,2 | 96,3 | 121 | 153 | 192 | 237 |
160 | 10,6 | 15,6 | 21,8 | 29,1 | 38,6 | 49 | 61 | 72,2 | 100,1 | 126 | 159 | 199 | 245 |
170 | 16,4 | 22,8 | 30,4 | 40,2 | 51,1 | 63,5 | 75,2 | 104 | 130 | 165 | 206 | 253 | |
180 | 23,8 | 31,8 | 41,9 | 52,3 | 66,1 | 78,1 | 108 | 135 | 171 | 213 | 261 | ||
190 | 33,1 | 43,5 | 54,4 | 68,4 | 81,1 | 112 | 140 | 176 | 219 | 269 | |||
200 | 34,5 | 45,2 | 56,2 | 71 | 84 | 116 | 144 | 182 | 226 | 278 | |||
210 | 35,8 | 46,8 | 58,5 | 73,5 | 88,4 | 120 | 149 | 188 | 233 | 286 | |||
220 | 37,1 | 48,4 | 60,6 | 76,1 | 91,4 | 124 | 154 | 194 | 240 | 294 | |||
230 | 38,5 | 50,1 | 62,6 | 78,6 | 94,4 | 127 | 159 | 201 | 247 | 302 | |||
240 | 39,8 | 51,7 | 64,7 | 81,2 | 97,4 | 130,9 | 164 | 208 | 253 | 310 | |||
250 | 41,1 | 53,4 | 66,8 | 83,7 | 100,4 | 134,8 | 172 | 214 | 260 | 319 | |||
260 | 55 | 68,8 | 86,3 | 103,4 | 138,6 | 177 | 220 | 267 | 327 | ||||
270 | 56,6 | 70,9 | 88,8 | 106,4 | 142,5 | 182 | 224 | 274 | 335 | ||||
280 | 58,3 | 73 | 91,4 | 109,4 | 146,3 | 187 | 230 | 281 | 343 | ||||
290 | 75 | 93,9 | 112,4 | 150,1 | 192 | 236 | 291 | 360 | |||||
300 | 77,1 | 96,5 | 115,4 | 154 | 196 | 241 | 298 | 368 | |||||
320 | 101,6 | 121,3 | 161,7 | 206 | 253 | 312 | 380 | ||||||
340 | 127,3 | 169,4 | 215 | 265 | 326 | 395 | |||||||
360 | 133,3 | 177,1 | 224 | 276 | 340 | 411 | |||||||
380 | 184,8 | 234 | 288 | 353 | 428 | ||||||||
400 | 192,5 | 243 | 299 | 367 | 444 | ||||||||
420 | 252 | 311 | 381 | 460 | |||||||||
440 | 262 | 322 | 394 | 477 | |||||||||
460 | 271 | 334 | 408 | 493 | |||||||||
480 | 281 | 345 | 422 | 509 | |||||||||
500 | 290 | 357 | 436 | 526 |
Flange Size |
B16.5 Class 150 RF/ Ring Gaskets |
B16.5 Class 150 FF/ Full Face Gaskets |
||||||||
---|---|---|---|---|---|---|---|---|---|---|
Torque / Round (ft-lbs) |
Stud Bolts Tighten Sequence |
Torque / Round (ft-lbs) |
Stud Bolts Tighten Sequence |
|||||||
1st |
2nd |
Final |
Dwg/No. |
Bolt Size |
1st |
2nd |
Final |
Dwg*/No. |
Bolt Size |
|
1/2″ |
10 |
20 |
30 |
4-bolt |
1/2″ |
20 |
40 |
60 |
4-bolt |
1/2″ |
3/4″ |
13 |
27 |
40 |
4-bolt |
1/2″ |
20 |
40 |
60 |
4-bolt |
1/2″ |
1″ |
15 |
30 |
50 |
4-bolt |
1/2″ |
20 |
40 |
60 |
4-bolt |
1/2″ |
1-1/4″ |
20 |
40 |
60 |
4-bolt |
1/2″ |
20 |
40 |
60 |
4-bolt |
1/2″ |
1-1/2″ |
20 |
40 |
60 |
4-bolt |
1/2″ |
20 |
40 |
60 |
4-bolt |
1/2″ |
2″ |
40 |
80 |
120 |
4-bolt |
5/8″ |
40 |
80 |
120 |
4-bolt |
5/8″ |
2-1/2″ |
40 |
80 |
120 |
4-bolt |
5/8″ |
40 |
80 |
120 |
4-bolt |
5/8″ |
3″ |
40 |
80 |
120 |
4-bolt |
5/8″ |
40 |
80 |
120 |
4-bolt |
5/8″ |
3-1/2″ |
40 |
80 |
120 |
8-bolt |
5/8″ |
40 |
80 |
120 |
8-bolt |
5/8″ |
4″ |
40 |
80 |
120 |
8-bolt |
5/8″ |
40 |
80 |
120 |
8-bolt |
5/8″ |
5″ |
60 |
120 |
200 |
8-bolt |
3/4″ |
60 |
120 |
200 |
8-bolt |
3/4″ |
6″ |
60 |
120 |
200 |
8-bolt |
3/4″ |
60 |
120 |
200 |
8-bolt |
3/4″ |
8″ |
60 |
120 |
200 |
8-bolt |
3/4″ |
60 |
120 |
200 |
8-bolt |
3/4″ |
10″ |
95 |
190 |
320 |
12-bolt |
7/8″ |
95 |
190 |
320 |
12-bolt |
7/8″ |
12″ |
95 |
190 |
320 |
12-bolt |
7/8″ |
95 |
190 |
320 |
12-bolt |
7/8″ |
14″ |
147 |
294 |
490 |
12-bolt |
1″ |
147 |
294 |
490 |
12-bolt |
1″ |
16″ |
147 |
294 |
490 |
16-bolt |
1″ |
147 |
294 |
490 |
16-bolt |
1″ |
18″ |
213 |
426 |
710 |
16-bolt |
1-1/8″ |
213 |
426 |
710 |
16-bolt |
1-1/8″ |
20″ |
213 |
426 |
710 |
20-bolt |
1-1/8″ |
213 |
426 |
710 |
20-bolt |
1-1/8″ |
24″ |
300 |
600 |
1,000 |
20-bolt |
1-1/4″ |
300 |
600 |
1,000 |
20-bolt |
1-1/4″ |
Flange Size |
B16.5 Class 300 RF/ Ring Gaskets |
||||
---|---|---|---|---|---|
Torque / Round (ft-lbs) |
Stud Bolts Tighten Sequence* |
||||
1st |
2nd |
Final |
Dwg/No. |
Stud Bolts Size |
|
1/2″ |
10 |
20 |
30 |
4-bolt |
1/2″ |
3/4″ |
15 |
30 |
50 |
4-bolt |
5/8″ |
1″ |
21 |
42 |
70 |
4-bolt |
5/8″ |
1-1/4″ |
30 |
60 |
100 |
4-bolt |
5/8″ |
1-1/2″ |
45 |
90 |
150 |
4-bolt |
3/4″ |
2″ |
33 |
66 |
110 |
8-bolt |
5/8″ |
2-1/2″ |
42 |
84 |
140 |
8-bolt |
3/4″ |
3″ |
60 |
120 |
200 |
8-bolt |
3/4″ |
3-1/2″ |
60 |
120 |
200 |
8-bolt |
3/4″ |
4″ |
60 |
120 |
200 |
8-bolt |
3/4″ |
5″ |
60 |
120 |
200 |
8-bolt |
3/4″ |
6″ |
60 |
120 |
200 |
12-bolt |
3/4″ |
8″ |
95 |
190 |
320 |
12-bolt |
7/8″ |
10″ |
147 |
294 |
490 |
16-bolt |
1″ |
12″ |
213 |
426 |
710 |
16-bolt |
1-1/8″ |
14″ |
195 |
390 |
650 |
20-bolt |
1-1/8″ |
16″ |
273 |
546 |
910 |
20-bolt |
1-1/4″ |
18″ |
300 |
600 |
1,000 |
24-bolt |
1-1/4″ |
20″ |
300 |
600 |
1,000 |
24-bolt |
1-1/4″ |
24″ |
465 |
930 |
1,550 |
24-bolt |
1-1/2″ |
Unifit Metalloys Inc. manufactures, suppliers and exports of Duplex Steel S31803 / S32205 Studs Bolt to various countries such as Egypt, Serbia, Australia, Philippines, Romania, Sri Lanka, Bangladesh, Russia, Chile, New Zealand, United States, Mexico, Israel, Lebanon, Yemen, Algeria, Iran, Venezuela, Bolivia, Libya, Malaysia, Lithuania, Iraq, Kenya, Ghana, Trinidad & Tobago, United Arab Emirates, Spain, Chile, Singapore, Kuwait, Afghanistan, Pakistan, Argentina, Azerbaijan, Greece, Poland, Belgium, Taiwan, Denmark, Tunisia, Gabon, Norway, Bahrain, Brazil, Saudi Arabia, Belarus, Qatar, Bulgaria, Mongolia, Hungary, Switzerland, South Africa, Finland, Oman, Estonia, Peru, United Kingdom, Morocco, Turkey, Italy, Bhutan, China, Kazakhstan, Ukraine, Portugal, Jordan, Japan, Colombia, Hong Kong, France, Indonesia, Czech Republic, Iran, Canada, Slovakia, Angola, Croatia, Nigeria, Mexico, Costa Rica, Thailand, Ecuador, Poland, Nigeria, Austria, South Korea, Sweden, Netherlands, Vietnam.