2-inch Blind Flange by Emirerri Steel is a high-quality, durable component used to seal the end of a pipe or vessel, preventing the flow of fluids and gases. Manufactured from premium stainless steel or carbon steel, this flange provides excellent resistance to corrosion, ensuring long-lasting performance in harsh environments. It is ideal for use in various industries, including petrochemicals, oil & gas, and power plants. The 2 Inch Blind Flange is designed to meet strict industry standards, offering a reliable solution for pipe and vessel maintenance. Available in different grades and specifications, this flange can be customized to suit specific project needs.
Our Steel Grades
Austenitic
| Grade | USA | Japan | Germany | UK | France | Sweden | China |
| ANSI/ASME | JIS | DIN | BS | EN | AFNOR | SS | GB |
| 304 | AISI 304 | SUS 304 | 1.4301 | 304S31 | X5CrNi18-10 | Z6CN18-09 | 2337 | 0Cr18Ni9 |
| 304L | AISI 304L | SUS 304L | 1.4306 | 304S11 | X2CrNi19-11 | - | 1.4306 | 00Cr19Ni10 |
| 304H | AISI 304H | SUS 304H | 1.4301H | 1.4301H | 304S41 | X5CrNi18-10 | - | 0Cr18Ni9H |
| 316 | AISI 316 | SUS 316 | 1.4401 | 316S31 | X5CrNiMo17-12-2 | Z6CNMo17-12-2 | 1.4401 | 0Cr17Ni12Mo2 |
| 316L | AISI 316L | SUS 316L | 1.4404 | 316S11 | X2CrNiMo17-12-2 | - | 1.4404 | 00Cr17Ni12Mo2 |
| 303 | AISI 303 | SUS 303 | 1.4305 | 303S31 | X8CrNiS18-9 | - | 1.4305 | 0Cr17Ni12 |
| 309 | AISI 309 | SUS 309 | 1.4828 | 309S31 | X15CrNi25-20 | - | 1.4828 | - |
| 309S | AISI 309S | SUS 309S | 1.4833 | 309S31 | X15CrNi25-20 | - | 1.4833 | - |
| 309H | AISI 309H | SUS 309H | 1.4833 | 309H31 | X15CrNi25-20 | - | 1.4833 | - |
| 310 | AISI 310 | SUS 310 | 1.4841 | 310S31 | X15CrNi25-20 | - | 1.4841 | - |
| 310S | AISI 310S | SUS 310S | 1.4841 | 310S31 | X15CrNi25-20 | - | 1.4841 | - |
| 310H | AISI 310H | SUS 310H | 1.4845 | 310H31 | X15CrNi25-20 | - | 1.4845 | - |
| 317 | AISI 317 | SUS 317 | 1.4449 | 317S31 | X6CrNiMoTi17-12-2 | - | 1.4449 | - |
| 317L | AISI 317L | SUS 317L | 1.4438 | 317S11 | X2CrNiMo17-12-2 | - | 1.4438 | - |
| 317LMN | AISI 317LMN | - | 1.4438 | - | X2CrNiMoN17-12-2 | - | 1.4438 | - |
| 321 | AISI 321 | SUS 321 | 1.4541 | 321S31 | X6CrNiTi18-10 | Z6CnTi18-10 | 1.4541 | 1Cr18Ni11Ti |
| 321H | AISI 321H | SUS 321H | 1.4541H | 321H31 | X6CrNiTi18-10 | - | 1.4541H | 1Cr18Ni11TiH |
| 347 | AISI 347 | SUS 347 | 1.455 | 347S31 | X6CrNiNb18-10 | Z6CnNb18-10 | 1.455 | 1Cr18Ni11Nb |
| 347H | AISI 347H | SUS 347H | 1.4550H | 347H31 | X6CrNiNb18-10 | - | 1.4550H | 1Cr18Ni11NbH |
Ferritic, Martensitic, Duplex, Precipitation Hardening
| Grade | USA | Japan | Germany | UK | France | Sweden | China |
| ANSI/ASME | JIS | DIN | BS | EN | AFNOR | SS | GB |
| 430 | AISI 430 | SUS 430 | 1.4016 | 430S17 | X12Cr17 | Z10CD17 | 1.4016 | 1Cr17 |
| 434 | AISI 434 | SUS 434 | 1.4112 | 434S17 | X15CrNiSi20-12 | – | 1.4112 | 1Cr18Si19 |
| 436 | AISI 436 | SUS 436 | 1.4112 | 436S21 | X3Cr12 | – | 1.4112 | 1Cr12 |
| 444 | AISI 444 | SUS 444 | 1.4521 | 444S23 | X2CrTi12 | – | 1.4521 | 0Cr18Ti12 |
| 409 | AISI 409 | SUS 409 | 1.4512 | 409S17 | X8Cr17 | Z10CD17 | 1.4512 | 1Cr17 |
| 409L | AISI 409L | SUS 409L | 1.4512L | 409L | X8Cr17 | – | 1.4512L | 1Cr17L |
| 410 | AISI 410 | SUS 410 | 1.4006 | 410S21 | X20Cr13 | Z20CD13 | 1.4006 | 1Cr13 |
| 420 | AISI 420 | SUS 420 | 1.4021 | 420S29 | X20Cr13 | Z20CD13 | 1.4021 | 1Cr13 |
| 431 | AISI 431 | SUS 431 | 1.4057 | 431S29 | X12CrMoV12-3 | – | 1.4057 | 1Cr13MoV |
| 440A | AISI 440A | SUS 440A | 1.4115 | 440S38 | X50CrMoV15 | – | 1.4115 | 1Cr15MoV |
| 440B | AISI 440B | SUS 440B | 1.4418 | 440S40 | X55CrMoV14 | – | 1.4418 | 1Cr17MoV |
| 440C | AISI 440C | SUS 440C | 1.4125 | 440S45 | X65Cr13 | – | 1.4125 | 1Cr18Mo |
| 2205 | AISI 2205 | SUS 2205 | 1.4462 | 2205S32 | X2CrNiMoN22-5-3 | Z3CN22-5-3 | 1.4462 | – |
| 2507 | AISI 2507 | SUS 2507 | 1.441 | 2507S32 | X2CrNiMoCu25-7-4 | Z6CN25-7-4 | 1.441 | – |
| 2304 | AISI 2304 | SUS 2304 | 1.4362 | 2304S31 | X2CrNiMoN21-5-2 | – | 1.4362 | – |
| 904L | AISI 904L | SUS 904L | 1.4539 | 904S13 | X1NiCrMoCu25-20-5 | Z6CND25-20-5 | 1.4539 | – |
| LDX 2101 | – | – | 1.4162 | LDX | X2CrNiN22-5-2 | – | 1.4162 | – |
| S32205 | – | – | 1.4462 | S32205 | X2CrNiMoN22-5-3 | – | 1.4462 | – |
| 17-4 PH | AISI 17-4 PH | SUS 17-4 PH | 1.4542 | 17-4 PH | X5CrNiCuNb16-4 | Z5CNCuNb16-4 | 1.4542 | – |
| 15-5 PH | AISI 15-5 PH | SUS 15-5 PH | 1.4545 | 15-5 PH | X5CrNiCuNb15-4 | Z5CNCuNb15-4 | 1.4545 | – |
| 13-8 Mo | AISI 13-8 Mo | SUS 13-8 Mo | 1.4548 | 13-8 Mo | X4CrNiMo16-5-1 | Z4CNiMo16-5-1 | 1.4548 | – |
| 17-7 PH | AISI 17-7 PH | SUS 17-7 PH | 1.4568 | 17-7 PH | X7CrNiAl17-7 | Z7CNiAl17-7 | 1.4568 | – |
| 2507 | AISI 2507 | SUS 2507 | 1.441 | 2507S32 | X2CrNiMoCu25-7-4 | Z6CN25-7-4 | 1.441 | – |
Carbon Steel
| USA (AISI/SAE) | Japan (JIS) | Germany (W-nr) | DIN | BS (UK) | Europe (EN) | France (AFNOR) | Italy (UNI) | Sweden (SS) | China (GB) |
| A36 | SS400 | 1.0117 | St37-2 | 40EE | S235J2 | A37-2 | Fe360B | 17100 | Q235B |
| 1015 | SM400A | 1.0038 | RSt37-2 | 40A | S235JR | E24-2 | Fe360B | 1311 | Q235A |
| 1035 | S35C | 1.0501 | C35 | 070M36 | C35 | AF55C35 | C35 | 1550 | 35 |
| 12L14 | SUM24L | 1.0736 | 9SMnPb28 | 230M07Pb | 11SMnPb30 | - | AVZ | 1914 | Y12Pb |
| A105 LF2 | SF440A | 1.046 | C22.8 | 161-360A | P250GH | C22.8 | C21 | - | 20MnK |
| 55 | S55C | 1.0535 | C55 | 070M55 | C55 | XC55 | C55 | 1655 | 55 |
| 1042/1045 | S45C | 1.0503 | C45 | 070M46 | Ck42 | AF65C45 | C45 | 1650 | 40 |
| 1040/1038 | S40C | 1.0511 | C40 | 080M40 | C40 | AF60C40 | C40 | 1671 | 40 |
| 1050 | S50C | 1.054 | C50 | 080A52 | C50 | XC48H1 | C50 | 1674 | 50 |
| 4130 | SCM430 | 1.7218 | 25CrMo4 | 708A25 | 25CrMo4 | 25CD4 | 25CrMo4 | 2244 | 30CrMo |
| A283 Gr.CSS330 | 1.0038 | 1.0038 | St37-2 | 43C | S185 | A33-3 | Fe320 | 17100 | Q235C |
| A572 Gr.50SM490A | 1.0545 | 1.0545 | S355J2G3 | 50D | S355JR | Fe510D | 1872 | Q345B | Q345B |
| 4140 | SCM440 | 1.7225 | 42CrMoS4 | 708M40 | 42CrMoS4 | 42CD4u | 42CrMo4 | 2244 | 42CrMo |
| 4340 | SNCM439 | 1.6582 | 34CrNiMo6V | 817M40 | 34CrNiMo6 | 35NCD6 | 35NiCrMo6KB | 2541 | ZG34CrNiMo |
| 5160 | SUP9 | 1.1777 | 51CrV4 | 251A58 | 51CrV4 | 51CDV4 | 50CrV4 | 2551 | 60CrMnV |
| 8620 | SNCM220 | 1.6523 | 20CrNiMo2 | 805M20 | 20NiCrMo2 | 20NCD2 | 20CrNiMo | 2258 | 20CrNiMo |
| 300M | - | 1.6957 | 43CrNiMo8-6-4 | - | 40NiCrMo8-4-4 | 40CNCD8-6 | - | - | 40CrNiMo |
| USA (AISI/SAE) | Japan (JIS) | Germany (W-nr) | DIN | BS (UK) | Europe (EN) | France (AFNOR) | Italy (UNI) | Sweden (SS) | China (GB) |
| A36 | SS400 | 1.0117 | St37-2 | 40EE | S235J2 | A37-2 | Fe360B | 17100 | Q235B |
| 1015 | SM400A | 1.0038 | RSt37-2 | 40A | S235JR | E24-2 | Fe360B | 1311 | Q235A |
| 1035 | S35C | 1.0501 | C35 | 070M36 | C35 | AF55C35 | C35 | 1550 | 35 |
| 12L14 | SUM24L | 1.0736 | 9SMnPb28 | 230M07Pb | 11SMnPb30 | - | AVZ | 1914 | Y12Pb |
| A105 LF2 | SF440A | 1.046 | C22.8 | 161-360A | P250GH | C22.8 | C21 | - | 20MnK |
| 55 | S55C | 1.0535 | C55 | 070M55 | C55 | XC55 | C55 | 1655 | 55 |
| 1042/1045 | S45C | 1.0503 | C45 | 070M46 | Ck42 | AF65C45 | C45 | 1650 | 40 |
| 1040/1038 | S40C | 1.0511 | C40 | 080M40 | C40 | AF60C40 | C40 | 1671 | 40 |
| 1050 | S50C | 1.054 | C50 | 080A52 | C50 | XC48H1 | C50 | 1674 | 50 |
| 4130 | SCM430 | 1.7218 | 25CrMo4 | 708A25 | 25CrMo4 | 25CD4 | 25CrMo4 | 2244 | 30CrMo |
| A283 Gr.CSS330 | 1.0038 | 1.0038 | St37-2 | 43C | S185 | A33-3 | Fe320 | 17100 | Q235C |
| A572 Gr.50SM490A | 1.0545 | 1.0545 | S355J2G3 | 50D | S355JR | Fe510D | 1872 | Q345B | Q345B |
| 4140 | SCM440 | 1.7225 | 42CrMoS4 | 708M40 | 42CrMoS4 | 42CD4u | 42CrMo4 | 2244 | 42CrMo |
| 4340 | SNCM439 | 1.6582 | 34CrNiMo6V | 817M40 | 34CrNiMo6 | 35NCD6 | 35NiCrMo6KB | 2541 | ZG34CrNiMo |
| 5160 | SUP9 | 1.1777 | 51CrV4 | 251A58 | 51CrV4 | 51CDV4 | 50CrV4 | 2551 | 60CrMnV |
| 8620 | SNCM220 | 1.6523 | 20CrNiMo2 | 805M20 | 20NiCrMo2 | 20NCD2 | 20CrNiMo | 2258 | 20CrNiMo |
| 300M | - | 1.6957 | 43CrNiMo8-6-4 | - | 40NiCrMo8-4-4 | 40CNCD8-6 | - | - | 40CrNiMo |
| 4130 | SCM420 | 1.7218 | 25CrMo4 | 708A25 | 25CrMo4 | - | 25CrMo4 | 2142 | 30CrMo |
| 4140/4142 | SCM440H | 1.7225 | 42CrMo4 | 708M40 | 42CrMo4 | 42CD4 | 42CrMo4 | 2244 | 42CrMo |
| 4340 | SNCM447 | 1.6582 | 34CrNiMo6 | 817M40 | 34CrNiMo6 | 35NCD6 | 35CrNiMo6 | 2541 | 34CrNi3Mo |
| 8620 | SNCM220 | 1.6523/- | 20NiCrMo2-2 | 805A20 | 20NiCrMo2-2 | 20NCD2 | 20NiCrMo2 | 2520 | 20CrNiMo |
| 52100 | SUJ2 | 1.2067 | 100Cr6 | 534A99 | 102Cr6 | 100Cr6 | 100Cr6 | 2258 | GCr15 |
| 5140 | SCR440 | 1.7035 | 41Cr4 | 530M40 | 41Cr4 | 41CD4 | 41Cr4 | 2241 | 40Cr |
| 6150 | SCRV50 | 1.8159 | 50CrV4 | 735A50 | 51CrV4 | 50CV4 | 50CrV4 | 2230 | 50CrVA |
| 8627 | SNCM220 | - | - | - | - | - | - | - | - |
| 1527 | SCMn2 | 1.0401 | 28Mn6 | 120M36 | 28Mn6 | 35Mn5 | C28Mn | 1370 | 30Mn2 |
| 5120 | SCM220 | 1.7027 | 20Cr4 | 530M20 | 20Cr4 | 20CD4 | 20Cr4 | 2252 | 20CrMn |
| 8622 | SNCM220 | - | - | - | - | - | - | - | - |
| 4320 | SNCM420 | 1.6523 | 20NiCrMo2-2 | 805M20 | 20NiCrMo2-2 | 20NCD2 | 20NiCrMo2 | - | 20CrNiMo |
| 5015 | SCR415 | 1.7015 | 15Cr3 | 530M15 | 15Cr3 | - | - | 2115 | 15CrMn |
| 5130 | SCR430 | 1.7176 | 30Cr4 | 530M30 | 30Cr4 | - | - | - | 30CrMnSi |
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