ASME/ANSI Standard and Non-standard Industry Flanges
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ANSI B16.5 weld neck flange, slip-on flange, socket welding flange, blind flange, and plate flange manufacturer and supplier in China.
Production Process
Specification
JS FITTINGS Forged Flange | |||||||||||
Standard | ASME/ANSI B 16.5 | ASME B 16.47 | ASME B 16.48 | GOST 12821 | GOST 12820 | GOST 33259 | EN 1092 | DIN | JIS | SABS/SANS 1123 | BS 4504 |
Size | 1/2″-24″ | 26″-60″ | 1/2″-24″ | DN10-DN1200 | DN10-DN1200 | DN10-DN2400 | DN10-DN2000 | DN10-DN2000 | DN10-DN1500 | DN10-DN600 | DN10-DN4000 |
Pressure | Class 150 300, 400 600, 900 and 2500 |
Class 75 150, 300 400, 600 and 900 |
Class 150 300, 400 600, 900 and 2500 |
PN6, PN10 PN16, PN25 PN40, etc |
PN6, PN10, PN16, PN25 |
PN6, PN10, PN16, PN25, PN40, etc |
PN6, PN10 PN16, PN25 PN40, etc |
PN6, PN10, PN16, PN25, PN40, etc |
5KG, 10KG 16KG, 20KG 30KG, 40KG etc |
1600/3 1600/4 Table D Table E |
PN 2.5 PN6, PN10 PN16, PN25 PN40, etc |
Material | Carbon steel: Steel 20#, A105, A105N, Q235, 16Mn, Q345, etc Alloy steel: ASTM A182 F11, F22, LF2 Stainless steel: 304/L, 316/316L |
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Flange Type | Weld Neck Flange, Slip-on Flange, Socket Welding Flange, Plate Flange, Blind Flange, Lap Joint Flange, Threaded Flange, Orifice Flange, Spectacle Flange, Stub End, Weld Neck Collar, Welding-on Collar |
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Sealing Face | Raised Face (RF), Flat Face(FF), Ring Joint Face(RTJ), Male Face-Female Face(SMF), Tongue Face & Groove Face | ||||||||||
Surface Treatment | Anti-rust Oil, H.D.G., Black Painting, Yellow Painting, Red Painting, Etc | ||||||||||
Technique | Cutting – Heat Treatment – Forging – Machining – Drilling – Painting | ||||||||||
Certificates | ISO 9001, CE, GOST-R, CCS, EN 10204/3.1B, MTC, Radiography Test Report, Ultrasound Test Report, SGS and other third party Inspection Reports | ||||||||||
Package | Pallets, Plywood Case, etc | ||||||||||
Application | Petroleum, Natural Gas, Water Disposal, Shipbuilding, Nuclear Energy, Chemical Engineering, Deckle, Electric Power |
Surface Treatment


Production process
The flange is ring connects pipes together so water, gas, or oil can flow smoothly. It keeps everything tight and secure. No leaks. No breaks. Just solid, strong steel holding everything in place.
ASME B16.5 is a Standard code. It means the flange meets high safety and quality rules. It’s trusted all over the world.
Why Buy Flanges in Bulk from RAYOUNG?
We make thousands of asme b16.5 flange units every month. When you buy in bulk, we give you better prices. That means you save money. And saving money is always good, right? Also, you don’t have to worry about quality. We check every single piece before it leaves our factory.
Our flanges are super tough. The asme b16.5 flange can handle pressure, heat, cold, and heavy use. Whether it’s for a building, a factory, or a ship, these flanges do the job right. They don’t rust. They don’t crack. They don’t fail.
Cooperate with JS FITTINGS, you will enjoy the following benefits.
Pre-sale Service
After-sale Service
Free Sample
Fast Quotation
Cerfifications
Test & Inspection
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