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  • We Need to Pay Attention to Several Problems for Purchasing Pipe Fittings

    Posted: 05/08/2017 03:52:06  Hits: 51
     Several Problems for Purchasing Pipe Fittings 1. Material Problem Many companies use nonstandard materials, which refers to the amount of nickel. We can use solution to differentiate, but it is clear that this is a misunderstanding. Because the small burden only contains about 7% of nickel, which...
  • The Forming Process and Continuous Casting Technology with High Efficiency for Stamping Carbon Steel Elbows

    Posted: 03/27/2017 04:31:32  Hits: 36
    The basic forming process of stamping carbon steel elbows is: firstly we welded a polygonal cross-section of polygonal ring shell or polygonal fan-shaped shell with closed ends. After the inner part of the shall was filled with pressure mediums, the cross section will be gradually changed from polygon...
  • Classifications of Steel Pipe Fittings

    Posted: 03/20/2017 02:55:31  Hits: 33
    Seamless and welded pipe fittings Stainless steel welded pipe fittings listed in the product standard include elbow, tee, cross, reducer, cap, bend, stub end, and so on. Commonly elbow is classified into 45 °, 90 °, 180 ° based on different angles.  It is classified into long radius...
  • The Difference between Stainless Steel and Stainless Iron

    Posted: 03/20/2017 01:14:52  Hits: 33
    How to identify stainless steel and stainless iron products? We can identify from their marks. A lot of stainless steel products have their marks on the surface, for example 13-0 and 18-8, the first number means the Chrome content and the second number means nickel content. Like 13-0 which contains...
  • The Differences between Straight Tee and Reducing Tee

    Posted: 02/25/2017 04:13:13  Hits: 470
    Straight tee has the advantages of beautiful appearance, smooth surface, acid and alkali resistance, anti-corrosion, good texture performance.  Specification Material: stainless steel (304 304L 316 316L 321), 20#, 16MN, Q235, A106 Size: DN15-DN1200 Wall thickness: SCH 5-SCH 160 Range: DN15mm-820mm,...
  • Technical Parameters for Butt Welded Straight Tee

    Posted: 02/25/2017 04:06:03  Hits: 23
    Butt welded straight tee Basic parameters: DN15-DN50 for socket welding, DN65 above for butt welding. Manufacturing Process: Stainless steel pipe → blanking → bulging →piercing and shaping → flat head → welding joint(or joint) → solution treatment → white washing...
  • The classification and application of stainless steel tees

    Posted: 02/15/2017 03:49:10  Hits: 32
    Stainless steel tees are used to to connect main pipe lines and branch pipes, which are named for its connecting way and material.   The common pipe fittings which are used to connect pipes are elbow, flange and tee. Tee is very common in piping system, which can be made by hydro-bugling and hot...
  • The Inspection Methods for Corroded Butt Welded Bends

    Posted: 01/13/2017 02:25:03  Hits: 16
    The incorrect use of butt welded bends can cause corrosion, when this occurs, the wall thickness will be thinner; concave and pit will happen partially. The inspection method for corroding butt welded bends: the fundamental principle of magnetic flux leakage inspection is based on the basic characteristics...
  • The Connection Technology of Fire Pipeline

    Posted: 08/09/2016 11:26:43  Hits: 96
    The main points of detailed connection technology of fire pipeline are as follows:  1. General requirements  a. If the pipe line for fire hydrant water supply system use hot-dip galvanized steel pipe, welding should not be adopted. If the lining of pipeline system is anti-corrosion, welding...
  • How to Choose Heat-preservation Pipe Fittings

    Posted: 07/27/2016 01:47:05  Hits: 54
    Landee pipe fittings manufacturer learn that the pipe for water supply almost is iron pipe. Sand mold cast iron pipes are mainly used outdoor; Galvanized iron pipes are used indoor and they can be divided into cold (electric) galvanized and hot dip galvanized. So when choosing thermal insulation pipe...

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