Adapter Flange

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1 Ton m.t.
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3500 Tons per Month m.t./month

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Product Description:

Detailed Product Description

adapter flange

1 Certificate of CE, ISO9001

2 Size:1/16"-76".

3 WT:SCH20,SCH40,SCH80.

4 Stand of ANSI/ASME, MSS


The specification of stainless steel flange





 standard No.












 ANSI B16.5








A105,  A350LF2, A182 F11A182 F304/F304L,F316/F316L










 Long welding-neck


 A105, A350LF2,A182 F304/F304L,F316/F316L




 ANSI B16.47 A(MSS SP-44)








 A105,  A350LF2, A694,A182 F304/F304L,F316/F316L




 BS3293-1960 STANDARD








 A105, A350LF2,A182 F304/F304L,F316/F316L




 ANSI B16.47 B(API605)








 A105,  A350LF2,A182 F304/F304L,F316/F316L












 A105,  A350LF2,A182 F304/F304L,F316/F316L




 AWWA C207




 Class B,D,E,F T/1




 A105,A181 A36,






 EN1092-1:20002 STANDARD
















(P245GH ANDP280GH),








A105/C21/1.0432 C22.8/






 BS4504 SEC.3.1/1989 STANDARD












 BS970 070M20 BS4360


GR.43A BS1503-164 GR.490


 BS 1503-224 GR.410


 BS 1503-304S11


304S31 321S31 316S31 316S11












BS1501-161 GR.B AND C BS1633


GR.B BS 1503-240


GR.240 BS 1503-620 BS3604


















 ISO2604-1 F8 F9 F13


 F18 F22 F49 F62 F46 F59


















 NFE29204 BF 42 BF42N


BF48 BF48N














 JIS G3101 SS41


 JIS G3201 SF40A(S20C)


 AND SF45A(S25C) JIS G3202 SFVC1




















A105/C21/1.0432 1.430 

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Q:What kind of material is the flange of A105?
Very common American Standard material: ASTM A105 forgings
Q:What do butt welding flanges WN300-150, RF, Sch40s mean?
WN said neck flange; 300 said flange nominal diameter 300mm, the 150 refers to the nominal pressure flange is 150LB (pounds) system will usually only America in pounds nominal pressure; RF said flange sealing surface for ordinary raised face seal, SCH40 pipe wall thickness grade with neck, usually with a welding neck flange and butt welding ring flanges complete specifications are required to fill in the pipe wall thickness.
Q:How much pressure is flange 150#?
The flange 150# is equivalent to 20 kg pressure
Q:76X6 seamless steel tubes with large flanges?
With DN65 neck welding flanges.According to the thickness of the steel pipe pressure, at least use 63kg pressure flange.. WN65-63KGHG/T20595-97 or HG/T20595-2009 implementation standards.As for the sealing surface, you can choose your own,Select the sealing surface can be found inside our company website. There's an introduction. URL is added after my username. COM, or go to my data to find.
Q:With the size of American Standard flange CLASS300 DN15, why the minimum can only find DN20
There are CLASS300 DN15 HG20592-20635-2009 standard
Q:What is the center distance between flanges?
The center distance of the flange has the center distance of the sealing surface, and there is the center distance between the connecting bolts and holes. Check the hardware manual!
Q:What about the flange cap and the blind plate?
It seems a bit different. The flange cap is provided with flanges at one side, while the blind plate may have flanges on both sides.
Q:What is the flange specification of "BL50" (B) 16BF?
It should be nominal diameter DN50Nominal pressure PN16Form of flange sealing surface BF
Q:How about the difference between forged flanges and steel flanges?
High neck flanges are usually forged and used mainly in medium and high pressure.
Q:Which is the same diameter flange and flange lid?
The flange and the flange flange is not so the cover is 6000/ tons of welding plate flange is more than 7000 / tons and tons of price is the demarcation point of different types and different sizes in different regions is not a material point like blind flange and now all kinds of, the layman is never understandWhen all is bought, not as good as selling
Our company has strong professional technical force, rich experience, integrated data and advanced equipment, as well as high-quality forging, machine-processing, assembling and packing production lines. Our product quality is in full compliance with both national and international standards, and we have obtained the ISO9001-2000 quality certification. Warmly welcome all to come to visit, investigate and negotiate business.

1. Manufacturer Overview

Location Shandong,China
Year Established 2008
Annual Output Value
Main Markets North America
South America
Eastern Europe
Southeast Asia
Mid East
Eastern Asia
Western Europe
Central America
Northern Europe
Southern Europe
Company Certifications ISO9001:2008

2. Manufacturer Certificates

a) Certification Name  
Validity Period  

3. Manufacturer Capability

a)Trade Capacity  
Nearest Port qingda
Export Percentage 81% - 90%
No.of Employees in Trade Department
Language Spoken: English, Chinese
b)Factory Information  
Factory Size: 10,000-30,000 square meters
No. of Production Lines 10
Contract Manufacturing OEM Service Offered Design Service Offered Buyer Label Offered
Product Price Range Low and/or Average