Stainless steel pipe fitting flange
A flange is an external or internal ridge, or rim (lip), for strength, as the flange of an iron beam such as an I-beam or a T-beam; or for attachment to another object, as the flange on the end of a pipe, steam cylinder, etc., or on the lens mount of a camera; or for a flange of a rail car or tram wheel. Thus flanged wheels are wheels with a flange on one side to keep the wheels from running off the rails. The term "flange" is also used for a kind of tool used to form flanges. Pipes with flanges can be assembled and disassembled easily.
The flanges are suitable for connection of steel pipes conveying mediums such as steam, oil, air and water. They are widely used in Chemical industry and Shipbuilding . And the flanges are suitable for welding.The flanges mainly include Welding Neck, Blind, Slip-on, Lap-Joint, Socket,Reducing and Plate type.
Standard No. | Diameter Range | Pressure Rating | Conventional Materials |
GB/T 9112-9123.4 | DN10-DN2000 | PN0.25 1.0 1.6 2.5 4.0 6.3 10.0 16.0Map | 20# Q235 A105 GB 1220 0Cr18Ni9/06Cr19Ni10/S30408 00Cr19Ni11/022Cr19Ni10/S30403 0Cr18Ni10Ti/06Cr18Ni11Ti/S32168 0Cr17Ni12Mo2/06Cr17Ni12M02/S31608 00Cr17Ni14Mo2/022Cr17Ni12M02/S31603 0Cr18Ni12M03Ti/06Cr17Ni12M02Ti/S31668 |
JBT 74-86.2 | DN10-DN1600 | PN0.25 0.6 1.0 1.6 2.5 4.0 6.3 10.0 16.0 20.0Mpa |
HG 20592-20626 | DN10-DN2000 | PN0.25 0.6 1.0 1.6 2.0 2.5 4.0 5.0 6.3 10.0 11.0 15.0 16.0 25.0 26.0 42.0Mpa |
SH 3406 | DN10-DN1500 | PN1.0 2.0 5.0 6.8 10.0 15.0 25.0 42.0Mpa |
GBT 17241.1-17241.7 | DN10-DN4000 | PN0.25 0.6 1.0 1.6 2.0 2.5 4.0 5.0Mpa |
GB/T 15530.1-15530.8 | DN10-DN1800 | PN0.6 1.0 1.6 2.0 2.5 4.0 5.0Mpa |
JB/T 4701 | DN300-DN2000 | PN0.25 0.6 1.0 1.6Mpa |
JB/T 4702 | DN300-DN3000 | PN0.25 0.6 1.0 1.6 2.5 4.0Mpa |
JB/T 4703 | DN300-DN2000 | PN0.6 1.0 1.6 2.5 4.0 6.4Mpa |
GB 2501-2508 | DN10-DN2000 | PN0.25 0.6 1.0 1.6 2.5 4.0 6.4Mpa |