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1)DIN2576,IN2502,DIN2503,DIN2527,DIN2631 ,DIN2632,DIN2633,DIN2634,DIN2635,DIN2636AND SO ON,

2)the material can be S235JR,A105,P250GH,P245GH.

3)the dimension will be from DN15-DN2000

the surface can be protected rust oil,black paint or yellow paint,cold galvanised or hot dipped galvanised. We can also process according to the samples or drawings offered by the customers.

our company is specialized in producing the flanges. The company was founded in 1992 and now has more than 150 employees, including more than 20 engineers and technicians. We have more than 100 sets of production equipments.And the annual production capacity is more than 30,000 tons.
 Our company mainly produces flanges including the standards of American, Germany, British and Japanese. We can also process according to the samples or drawings offered by the customers. Our products are exported to more than 20 countries, such as the USA ,  Espana , British, Morocco
,France ,Germany ,Japan and the countries from the Middle East and Southeast Asia. The quality of the production is deeply trusted by the customers.

Our company has more than twenty years producing history with rich experiences and complete technical data. We have a set of high quality forging, casting, machine tooling, assembling, testing and packing line. The quality of the production is totally in accordance with the national and international standards. We have got the ISO9001:2008 Quality Certificate. European pressure equipment  and materials PED97/23/EC certification and German pressure equipment  and  materials AD2000-WO certification

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Q:How many kinds of flanges do you have? Does anyone know a more specialized classification?
Flange sealing surface has protruding surface, RF plane, FF, concave convex, FM ring, connecting surface, RJ, etc.We usually encounter about these, and the other can contact me.Supplied by Jiangsu Feida flange
Q:Who can tell me what "DN" and "PN" mean in flanges, and what does PN16 stand for?
DN----- through the flange -- such as pressure DN15. with Phi 18 DN25.
Q:60 seamless steel tubes with 50 flanges, right?
The problem should be this, 60mm seamless steel tubes with DN50 flanges, right?Normally; diameter seamless pipe DN50 welding flange is 57mm, if it is seamless and DN50 matched flange 60mm, seamless processing thread, flange hole machining internal thread, so just.In the form of welding, the DN50 flanges need to be machined and they are also available.
Q:How much is a bottle of Ma Falan produced in Switzerland?
Melphalan not produced in Switzerland, is a British GlaxoSmithKline Co (GlaxoSmithKline), referred to as GSK production, currently in the Hongkong market sales from Germany, Turkey India Taiwan (wake tumor) prices are more than HK $1000
Q:Where are metal flanges usually used?
Electrostatic connecting line should be in accordance with the standards in Appendix H (informative) as shown in table H.1.Three. Specifications for design and construction of GB 50156-2002 gas station10.3.3 in * * hazardous areas of oil, liquefied petroleum gas and natural gas pipeline flange, hose ends the joint application of metal wire jumper. When the bolted flange connection not less than 5, in the non corrosive environment can be bridged.
Q:What's the flange body?
The flange is lined with bolts to secure the two flanges. Gaskets for gaskets between flanges. Flange, threaded connection (wire), flange and welding flange.
Q:Flange DN25 PN4.025 what does it mean? 4, what does it mean?
2, in the valve industry, PN as nominal pressure symbol, and make the value of PN after the value of MPA, PN4.0, its nominal pressure value is 4.0Mpa
Q:What does the Rc-RF in the flange stand for? What do they stand for?
RF indicates the sealing surface RC does not know
Q:What is the two gauge flange? 5
Two standard flange without standards, such as wall thickness to slightly worse, there are some errors in size, in general, can still use, but compared with GB flange, it must be unqualified
Q:What's the flange size?
Is the square distance is under the eyes of the flange size

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