American flange standards (ASME/ANSI) are widely used in petrochemical, oil & gas, and heavy industrial applications globally. These standards provide comprehensive specifications for various pressure classes.
Pipe flange specs for sizes 15-600mm (1/2-24″). Weld neck, slip-on, socket weld, lap joint, blind, and threaded types.
Class 150 |
Lapped, blind, socket weld, threaded, weld neck, long weld neck and slip-on flanges. |
Class 300 |
Lapped, blind, socket weld, threaded, weld neck, long weld neck and slip-on flanges. |
Class 400 |
Lapped, blind, socket weld, threaded, weld neck, long weld neck and slip-on flanges. |
Class 600 |
Lapped, blind, socket weld, threaded, weld neck, long weld neck and slip-on flanges. |
Class 900 |
Lapped, blind, socket weld, threaded, weld neck, long weld neck and slip-on flanges. |
Class 1500 |
Lapped, blind, socket weld, threaded, weld neck, long weld neck and slip-on flanges. |
Class 2500 |
Lapped, blind, threaded, weld neck and long weld neck flanges. |
Large-diameter pipe flange specs for 650-1500mm (26-60″). Weld neck and blind configurations in Series A and B types.
Class 150 A |
Weld neck and blind flanges. |
Class 300 A |
Weld neck and blind flanges. |
Class 600 A |
Weld neck and blind flanges. |
Class 900 A |
Weld neck and blind flanges. |
Class 150 B |
Weld neck and blind flanges. |
Class 300 B |
Weld neck and blind flanges. |
Class 600 B |
Weld neck and blind flanges. |
Class 900 B |
Weld neck and blind flanges. |
Spectacle blind and spacer (line blank) flange specs for isolation in full face, raised face, and ring joint types.
Class 150 |
Spectacle blinds, spacers, and line blinds. |
Class 300 |
Spectacle blinds, spacers, and line blinds. |
Class 600 |
Spectacle blinds, spacers, and line blinds. |
Class 900 |
Spectacle blinds, spacers, and line blinds. |
Class 1500 |
Spectacle blinds, spacers, and line blinds. |
Class 2500 |
Spectacle blinds, spacers, and line blinds. |
Orifice flange specs with pressure tapping points for flow measurement. Available in weld neck and threaded configurations.
2006 Edition |
Orifice flanges for differential pressure flow measurement. |
We are a leading manufacturer and exporter of ASTM A182 F321 tube sheets, offering precision-forged and CNC-machined tube sheets made from stabilized austenitic stainless steel for use in heat exchangers, condensers, boilers, and pressure vessels.
Material: ASTM A182 Grade F321 / UNS S32100
Standard: ASTM A182 / ASME SA182
Form: Solid Round Tube Sheet / Bored Tube Sheet / Drilled Tube Plate
ASTM A182 F321 Tube Sheet SS321 tubesheets Read More »
ASTM A105 Weld Neck flange with SS316L Welding Overlay
Base Material: ASTM A105/A105N (Carbon Steel, forged)
Overlay Material: SS316L (Low-Carbon Austenitic Stainless Steel)
Flange Type: Weld Neck (WN)
Face:Ring joint or raise face
ASTM A105 Weld Neck flange with SS316L Welding Overlay Read More »
As a leading ASTM A182 F11 Weld Neck Flange WNRF manufacturer, we specialize in producing high-performance flanges that are compliant with ASME B16.5 and ASME B16.47 standards. Our ASTM A182 F11 flanges are designed for critical applications in industries such as power generation, petrochemical, chemical, and oil & gas, where strength, durability, and high-temperature resistance are paramount.
ASTM A182 F11 Weld Neck Flange WNRF ASME B16.5 B16.47 Read More »
ASTM A350 LF2 Blind Flanges Manufacturer
As a leading ASTM A350 LF2 blind flanges manufacturer, we specialize in providing top-tier carbon steel flanges designed for use in high-pressure and high-temperature systems. Our ASTM A350 LF2 blind flanges are Full compliance with ASTM A350 LF2 Class 1/Class 2 specifications
Manufactured to ASME B16.5 / B16.47 A&B. dimensional standards
Available in sizes ½” to 60” (DN15 to DN1500)
ASTM A350 LF2 Blind Flanges NACE MR 0175 ASME B16.5 Read More »
As a leading manufacturer of high-quality UNS N05500 Monel K-500 forged flanges and rings, we offer durable and reliable solutions for industries requiring exceptional resistance to corrosion, wear, and high temperatures. Monel K-500 is a high-strength, corrosion-resistant alloy made primarily of nickel and copper, with additional elements like aluminum and titanium that enhance its mechanical properties.
UNS N05500 Monel K-500 Forging Ring Read More »
Hastelloy C-276 (UNS N10276)
Weld Neck, Blind, Slip-On, Socket Weld, Lap Joint, Threaded
Dimensions
ASME B16.5, ASME B16.47, MSS SP-44, DIN, JIS, EN 1092-1
Pressure Classes
150#, 300#, 600#, 900#, 1500#, 2500#
Hastelloy C-276 ASTM B564 N10276 Flanges Weld neck,Blind Flanges Read More »
ASTM A182 F316/316L Flange ASME B16.5 Weld Neck Flanges
We are a professional manufacturer and global exporter of ASTM A182 F316 and F316L stainless steel flanges, available in a wide variety of types including Weld Neck (WN), Slip-On (SO), Blind (BL), Socket Weld (SW), and Threaded (TH) flanges.
ASTM A182 F316/316L Flange ASME B16.5 Weld Neck Flanges Read More »
We are a trusted manufacturer and global exporter of 6061-T6 aluminum flanges, conforming to ASTM B247 (SB247) standards.
Material: Aluminium Alloy 6061 in heat-treated T6 temper
Standard: ASTM B247 / ASME SB247
Type: Weld Neck Flanges (WNRF)
Size Range: 1/2” to 24”
Pressure Rating: Class 150, 300, 600
Aluminium Alloy 6061 Flanges Weld neck 6061-T6 SB247 Read More »
Our Inconel 601 stub ends are precision-forged and machined to meet ASME B16.9 and MSS-SP-43 dimensional tolerances, ensuring a perfect match with lap joint flanges and stainless or nickel alloy pipes.
Stub End (Type A / Type B)
1/2” to 24” (DN15 to DN600)
ASTM B366 Inconel 601 N06601 Stub End Pipe Fittings Read More »
Spade (Blind Plate): Solid disk that blocks the flow
Spade is always used together with Spacer (Ring Plate): Open ring to allow flow when inserted
Standard Sizes: ½” to 60”
Pressure Ratings: ASME Class 150 to 2500 lbs
Design Standard: ASME B16.48 / ASME B16.5 / B16.47
Paddle Blind paddle blank Spade & Spacer ASME B16.48 Read More »