Product Name：Alloy Steel DIN Welding Neck Flange
It refers to the flange with neck, which has a round pipe and is connected with the pipe by butt welding. Butt welding flanges are not deformed, well sealed, widely used, with corresponding rigid and elastic requirements and reasonable butt welding thinning transition.I. The level and technical requirements of butt welding flange shall meet the corresponding requirements of jb4726-4728
1. Grade I forgings are allowed for carbon steel and austenitic stainless steel forgings with nominal pressure PN of 0.25mp-1.0mpa
2. Except for the following provisions, forgings with nominal pressure PN of 1.6mpa-6.3mpa shall meet the requirements of forging grade II or above
3. If one of the following conditions is met, it shall meet the requirements of Ⅲ and Forgings:
(1) flange forgings with nominal pressure PN ≥ 10.0MPa;
(2) chrome molybdenum steel forgings with nominal pressure PN > 4.0Mpa;
(3) ferritic steel forgings with nominal pressure PN > 1.6Mpa and working temperature ＜ - 20 ℃.
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Q:What is your payment term?
A: T/T, Lc,Western Union,PayPal.
Q:What is your delivery time for this order?
A: Normally our delivery time is 30-35days, but if we have the goods you want in our stock, then the delivery time wil be in about two weeks or less.
Q:can you produce fittings according to drawings?
A: Yes, of course.We can do the OEM and ODM.And your own logo is available too.
Q:Are you casting by yourself?
A: Yes,we are.We have our own casting factory, so if you want us to do some special design goods,our casting lengineer will make the drawing for you according to your request.
Q:Can you send me samples then l can feel your quality?
A: Yes, of course.FREE samples are available.
