Non-Standard Flange

Non-standard flange is usually used for customers’ special requirement. They indicate the application service ,the data,the specification and the drawing . Then we produced the special flanges according to their requirement.

Non-Standard Flange

Size
Non-Standard flange:1/4″-160″
DN8-DN4000

Pressure
America Series:Class 150 ,Class 300, Class 600, Class 900A ,Class 1500,Class 2500.
Europe Series:PN2.5,PN6,PN10,PN16,PN25,PN40,PN63,PN100,PN160,PN250,PN320,PN400.

Flange Facing Types
America Series:Flat face(FF),Raised face(RF),Tongue(T),Groove(G),Female(F),Male(M),Ring type joints face(RJ/RTJ)
Europe Series:Type A(Flat Face),Type B(Raised Face),Type C(Tongue),Type D(Groove),Type E(Spigot),Type F(Recess),Type G(O-Ring Spigot),Type H(O-Ring Groove)

Material
Carbon steel: ASTM A105,ASTM A105N,GB 20,C22.8.
Alloy steel: ASTM/ASME A182 F1-F12-F11-F22- F5-F9- F91
Stainless steel: ASTM/ASME A182 F304-304L-304H-304LN-304N
ASTM/ASME A182 F316-316L-316H-316LN-316N-316Ti
ASTM/ASME A182 F321-321H, F347-347H
Low temperature steel: ASTM/ASME A350 LF2.
High performance steel: ASTM/ASME A694 F42 , F52, F56, F60, F65, F70

Standards
Our Non-standard flange can produced based on the common standard, and do some amendment according to our customers’ requirement.
ASME ANSI B16.5,ASME ANSI B16.47.
API 605,API 6L.
MSS SP 44
CSA Z245.12
EN1092-1,EN1759-1.
DIN2630,DIN2631,DIN2632,DIN2633,DIN2634,DIN2635,DIN2636,DIN2637,DIN2638.
BS1560,BS 4504,BS 10.
AFNOR NF E29-200-1
ISO7005-1
AS2129
JIS B2220
UNI 2276. UNI 2277.UNI 2278 .UNI 6089 .UNI 6090

Industrial Processes
Die forging,Machining.

Application for Non-Standard flanges
Natural gas,chemical,petroleum,ship building,marine,paper making, metallurgy, electric, power, boiler , etc.


we supply flanges used extensively with pipe fittings in all kinds of industrial applications,including:
natural gas,chemical,petroleum,ship building,marine,paper making,metallurgy,electric,power,boiler,etc. Depending on different applications,
we have the following materials for the flanges:
Carbon steel: ASTM A105,ASTM A105N,GB 20,C22.8. Alloy steel: ASTM/ASME A234 WP 1-WP 12-WP 11-WP 22-WP 5-WP 91-WP 911
Stainless steel: ASTM/ASME A403 WP 304-304L-304H-304LN-304N ASTM/ASME A403 WP 316-316L-316H-316LN-316N-316Ti ASTM/ASME A403 WP 321-321H ASTM/ASME A403 WP 347-347H
Low temperature steel: ASTM/ASME A402 WPL 3-WPL 6
High performance steel: ASTM/ASME A860 WPHY 42-46-52-60-65-70
Our flanges are usually according to different standards for different customers and projects:
America standard: ANSI B16.5,ANSI B16.47,ETC.
German standard: DIN 2573/DIN 2576/DIN 2631/DIN 2632/DIN 2633/DIN 2634/ DIN2635/DIN 2527 Japen standard: JIS B2220
Europe standard: BS4504/BS 10/UNI 2276 UNI 2277/UNI 2278/ UNI 6089/UNI 6090/EN 1092.

We also sell other un-standard flanges according to customers’requirements, and some forgings. These products have passed the ISO9000, ISO14001, GB/T28001, and Q/SY1002.1 certification. Due to our high quality and low prices, our products are well received in the global market. For more information, please feel free to contact us!