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Langfang Dingyang Flange & Pipe Fitting Co.,Ltd

Skype: chinamaker99
Tel: 86-316-5120812
Email: info@fittingflange.com
Whatsapp: +8615801556607
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Notes on welding of stainless steel flange pipe

Monday, 18 May 2020 by dingyang
When stainless steel flange pipe fittings are welded, they are repeatedly heated to separate carbides, reducing corrosion resistance and mechanical function. When using the electrode, it should be dry. The titanium calcium type should be dry for 1 hour at 150 ℃, and the low-a hydrogen type should be dry for 1 hour at 200-250
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You should pay special attention to these five points when designing stainless steel flange

Tuesday, 12 May 2020 by dingyang
1. Tooling design and manufacturing   The stainless steel flange consists of two 900 plywood, two flange brackets, two vertical plates and four stiffeners. In order to ensure the rigidity of the tooling, the weld of the connecting plate shall be slotted and penetrated, and the welding angle shall be 20-30mm high. Bolt holes are
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What is LAPPED FLANGE?

Wednesday, 06 May 2020 by dingyang
LAPPED FLANGE is a kind of flange loose on the flange of vessel or pipeline. It is a loose flange. The flange can be made by flanging, directly turning out or welding the ring. The utility model has the advantages that when the flange is deformed, there is no additional moment on the container or
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What is the reason of low hardness of stainless steel flange

Sunday, 26 April 2020 by dingyang
(1) Stainless steel flange materials with low hardness and good resistance, such as low carbon steel, aluminum alloy and other materials, have low hardness and good resistance. It is difficult to break chips during cutting, and it is easy to generate chip accretion, which affects the surface quality. Therefore, the stainless steel flange material is
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The solid solution of stainless steel flange

Monday, 20 April 2020 by dingyang
The solid solution process of stainless steel flange has a great influence on the corrosion resistance and appearance brightness of stainless steel, and plays a decisive role in the processing performance of stainless steel. Therefore, the heat treatment process of stainless steel is very important in the production of stainless steel flange.   1、 Solution
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How to connect the stainless steel flange to the pipeline

Wednesday, 15 April 2020 by dingyang
1. The stainless steel flange grafting tee is flat on the sealing ring, such as for the construction of large-diameter plastic pipe, applicable to a variety of pipe outer diameter, PE chemical Chinese name, customized flange opening tee Application pipeline: crude oil pipeline, gas pipeline, natural gas pipeline, water supply / drainage pipeline, fuel oil
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Where is FORGED FLANGE mainly used and what is its function?

Friday, 10 April 2020 by dingyang
FORGED FLANGE DESCRIPTION   FF/RF /RTJ SIZE: 1/2″-40″ &DN15-DN1000 CLASS: 150LB-2500LB&PN0.6MPa-PN42MPa STANDARD : ASME B16.5、 ASME B16.48、 ASME B16.47 SERIES A、 ASME B16.47 SERIES B   What are the benefits of using the FORGED FLANGE? After the flange is used, it is easy to maintain as long as the flange is disassembled for later maintenance.
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Structure and stress of Chinese Supplier Hot-Selling Steel Forged Railway Train Wheel

Wednesday, 01 April 2020 by dingyang
The part of the wheel in contact with the rail, that is, the outer ring of the wheel, is called the rim on the overall wheel and the rim on the wheel. The surface of the wheel rim or wheel hoop contacting with the rail is called the tread, and the convex part on one
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Langfang Dingyang Flange & Pipe Fitting Co.,Ltd wishes you a happy April Fool’s Day

Wednesday, 01 April 2020 by dingyang
April 1st is a traditional Western Folk Festival, April Fool’s day, also known as April Fool’s day. There are different opinions on its origin: one view holds that the custom originated from the “hermeneutic Festival” in India. The festival stipulates that on the festival day of March 31 every year, couples fool and cheat each
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ASME B16.47 Flanges

Monday, 23 March 2020 by dingyang
1.What is ASME B16.47 Flange? ASME B16.47 flanges are stocked or available in the following range of materials and sizes for the oil, gas, petrochemical and allied industries 2.ASME B16.47 Flange Specification 3.ASME B16.47 Flanges Material 4.ASME B16.47 Flanges Dimensions & Weight Chart 5.ASME B16.47 Series A/MSS SP-44 Class 150 WN 6.ASME B16.47 Series B/API 605 Class
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Product categories

  • Carbon Steel Flange
  • Stainless Steel Flange
  • Alloy Steel Flange
  • Flange Standard & Tech
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  • Butt Welded Fitting
  • Forged Fitting
  • Nipple
  • 150LB Threaded Fitting
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  • Steel Valves
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ABOUT US

we have our own pipe fitting factory since 1998 ,which covers 100 acres. In 1998, we invested and set up a new flange factory. Up to now, we have a complete production system, and become a professional and competitive group in this field.

PRODUCTS

  • 150LB Threaded Fitting
  • Alloy Steel Flange
  • Butt Welded Fitting
  • Carbon Steel Flange
  • Flange standard & tech
  • Forged Fitting
  • Railway Wheel
  • Malleable Iron Fitting
  • Stainless Steel Flange
  • Steel Pipe
  • Steel Valves

CONTACT US

  • ADDRESS:Room1-3-908 Zijincheng Commercial Building, Guangyang District, Langfang City,Hebei Province,China
  • PHONE: 86-316-5120812
  • EMAIL: info@fittingflange.com

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