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Can valves made of F11 material be welded to pipes made of 15CrMo?

2017-03-30View Original

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Can valves made of F11 material be welded to pipes made of 15CrMo material? The diameter is DN350 and the pressure rating is 1500LB. Urgent! !
Reply #22017-03-30
It can be welded. . They are all of the 1Cr-0.5Mo type
Reply #32017-03-30
It can be welded; pipes made of 15CrMo in standard designs are equipped with F11 valves
Reply #42017-03-30
Using the right welding rod ensures no problems, but that of course doesn’t mean there won’t be issues in years to come! The national standard pressure rating of 1500LB is equivalent to 25 Mpa; 15CrMo indicates not only that the material is used in high-pressure environments but also that it is intended for use with high-temperature media.
Reply #52017-03-31
F11 is a chromium-molybdenum alloy forging that can be welded.
Reply #62017-03-31
F11 is a forged piece of high-temperature carbon steel WC6, and it is weldable
Reply #72017-03-31
The American grade A182-F11 corresponds to the Chinese grade of alloy structural steel 15CrMo; therefore, it can be welded.
Reply #82017-03-31
Class1500 is equivalent to PN260 according to national standards, which is 26 MPa. Refer to HG/T20615-2009 Steel Pipe Flanges (Class series).
Reply #92018-04-18
Can WB36 valves and 20 steel pipes be welded directly? No need for a transition paragraph?

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