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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
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
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

Surface Treatment of Flange
General coated flange
Special coated flange
Specially coated flange

Production process

produce Flange

Cooperate with JS FITTINGS, you will enjoy the following benefits.

Pre-sale Service

Cooperation guidance Production process updates Documents of clearance

After-sale Service

1-year warranty time of the products. Any feedback will be replied to within 2 hours. 
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Free Sample

If you need samples in small sizes such as 1", 2", and only one or two pieces, samples are free.

Free Sample

You only need to pay for the courier cost. 
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Fast Quotation

The factory price list can be supplied within 1 day in working days. 

Factory Price

We are a factory of 38 years old, some items are in stock.
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Cerfifications

Our factory and products are approved by ISO 9001, CE, TUV, CCS and GOST-R.

Test & Inspection

Before delivery, the SGS inspection, Ultrasonic test and other inspections are acceptable. 
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Customers say:

Boran
Boran Turkey
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The flanges are exactly in line with our requirement technically and competitive commercially.
Faris
FarisOman
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We tested the elbows and flanges, their performance is very nice. We will make the new purchase plan for the warehouse.
Hung
HungVietnam
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like the product.. quick response and also nice people.
Anton
AntonRussia
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This product is exactly in line with our requirement technically and competitive commercially.
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