Flange is a connecting part between pipes, which is used for the connection between pipe ends
Specaification
| Standard | Type | Class | Size |
| ASME B16.5 | WN/LWN/SO/Blind/Lap Joint | 150#-2500# | 1/2"-24"(Except Blind Flange 2500lb 1/2"-12") |
| SW flange | 150#-1500# | 1/2"-3"(Except 1500# 1/2"-2 1/2") | |
| Threaded | 150#-900# | 1/2"-24" | |
| 1500# 2500# | 1/2"-2 1/2" | ||
| ASME B16.47 Series A | WN/blind flange | 150# -900# | 22"-48"(Except 900# Size:26"-48") |
| ASME B16.47 Series B | WN/blind flange | 75#-300# | 26"-48" |
| 400# 600# 900# | 26"-36" | ||
| DIN2527 | Blind flange | PN6-PN100 | DN10-DN1000 |
| DIN2543 | SO flange | PN16 | DN10-DN1000 |
| DIN2544 | SO flange | PN25 | DN10-DN1000 |
| DIN2545 | SO flange | PN40 | DN10-DN500 |
| DIN2565 | Threaded flange with Neck | PN6 | DN6-DN200 |
| DIN2566 | Threaded flange with Neck | PN16 | DN6-DN150 |
| DIN2567 | Threaded flange with Neck | PN25 PN40 | DN6-DN150 |
| DIN2568 | Threaded flange with Neck | PN64 | DN10-DN150 |
| DIN2569 | Threaded flange with Neck | PN100 | DN10-DN150 |
| EN1092-1:2002 | Plate flange for welding/loose plate flange with weld-on plate collar or for lapped pipe end/Blind Flange/WN flange | PN2.5-PN100 | DN10-DN4000 |
| JIS B2220 | Welding flange, lap joint flange, threaded flange | PN6-PN100 | DN10-DN1500 |
| BS4504 BS10 TableD/E | Plate Flange for welding/WN flange/blank Flange | PN6-PN100 | DN10-DN1500 |
| Other Products | Anchor/swivel/girth/lap joint/reducing/orifice | ||
| Spectacle blind/paddle blind/spacer ring/orifice plate/bleed ring | |||
| Special Products: rings/forgings/disc/shaft sleeves | |||
| Sealing Surface | RF FF RTJ TF GF LF LM | ||
| Flange Face Finish | Stock finish/spiral serrated/concentric serrated/smooth finish(Ra 3.2 and 6.3 micrometers) | ||
| 125-250 AARH(it is called smooth finish) | |||
| 250-500 AARH(it is called stock finish) | |||
| Coating | Vanish, yellow paint, anti-rust oil, galvanizing etc | ||
| Material Grade | Nickel Alloy Steel | ASTM/ASME B/SB564 UNS N02200(NICKEL 200), UNS N04400(MONEL 400), | |
| UNS N08825( INCOLOY 825),UNS N06600(INCONEL 600), | |||
| UNS N06601(INCONEL 601), UNS N06625(INCONEL 625), UNS N10276(HASTELLOY C276), | |||
| ASTM/ASME B/SB160 UNS N02201(NICKEL 201), ASTM B/SB472 UNS N08020(Alloy 20) | |||
| Copper Alloy | ASTM/ASME B/SB151 UNS C70600(CuNi 90/10), C71500(CuNi 70/30) | ||
| Stainless Steel | ASTM/ASME A/SA182 F304,304L,304H,309H,310H,316,316H,316L,316LN, | ||
| 317,317L,321,321H,347,347H | |||
| Duplex and Super Duplex Steel | ASTM/ASME A/SA182 F44,F45,F51,F53,F55,F60,F61 | ||
| Carbon steel | ASTM /ASME A/SA105(N) | ||
| Low Temp Carbon Steel | ASTM/ASME A/SA350 LF2 | ||
| High Yield Carbon Steel | ASTM/ASME A/SA694 F52,F56 F60, F65, F70 | ||
| Alloy Steel | ASTM/ASME A/SA182 GR F5,F9, F11,F12,F22,F91 | ||
| Titanium | ASTM/ASME B/SB381 Grade 2, Grade 5, Grade 7 | ||
