Specifications: diameter: 320 to 127 mm thickness: 0.4 to 12.7 mm Length: 6 m above, and, in accordance with customer demand, supply and other specifications of steel pipe

Petroleum casing seamless pipe,low pressure boiler seamless


 

Seamless steel pipe

  1) · 
  fertilizer use fertilizer with a high-pressure seamless steel pipe pressure seamless steel, national technical standards Fertilizer with high pressure seamless steel pipe GB6479-86, with high-quality carbon steel pipe (20 '), ordinary low-alloy steel (15MnV, 62MnM9V, 10MnVNiTi) and not pot acid resistant steel (Crl7Mal3M 2Ni) create, apply to the nominal pressure 22MPa, 32MPa, working temperature of 40 400 ° C, the transmission medium for ammonia synthesis feed gas ( hydrogen and fluorine); the atmosphere: LP alcohol, such as urea pipeline. Specifications are shown in Table 7-7. 
  2. Petroleum casing pipe 

  petroleum casing pipe national technical standards for petroleum cracking steel pipe GB9948-88 "regulations, with high-quality carbon steel (10 ', 20'), ordinary low-alloy steel (16AL3MowTz, Cr5M.) manufactured applicable refinery furnace tubes, heat exchange tubes and pipes, seamless steel tubes, pipes with the selection of tube of unified-like seamless copper tube GB8162-87 specifications. 'The petroleum cracking with no wrapped steel pipe size to see Mak 7-8. 

  9. low-pressure boiler steel pipe. . . 
  1) a variety of boiler tube should perform GB3087-82 standard, its specifications should co forbearance 7-9. 
  2) outside diameter, and wall thickness allow Beth difference should melt it together in Table 7 a lo. 
  3) for various structures boilers Lead piping 20 steel, its chemical composition should be consistent GB699-65 quality carbon cable structure steel steel No. - Boat technical conditions "aid provisions.

上一篇:Welded steel pipe theoretical weight

下一篇:Hot rolled seamless steel pipe production

 Copyright (c)2012 LongtaidiIf you do not find the information you need, Click Here  Get Support

New Update Pipe List

    Prime carbon steel pipe
    Prime carbon steel pipe 3.Grade/Material: API 5L , ASTM A106 B ,ASTM A53 B, 4.Outside Diameter(OD): 1/2--24'' IN. 5.Wall Thickness(WT): SCH5--SCHXXS..

    seamless steel pipe Price Schedule,Spiral Pipe Price
    seamless steel pipe Price Schedule,Spiral Pipe Price,1 seamless steel pipe 3 hot rolled,cold drawn process 4 grade:A53/A106/API 5L Gr.B.

    pipeline standard parameters
    The parameters of the standard implementation of the line pipe,Application status of oil and gas transmission pipeline steel standard pipe technical standards from the development side and the scope of the division can be divided into intern.

    ERW tube,Spiral welded pipe, galvanized pipe, seamless pipe
    ERW tube,Spiral welded pipe, galvanized pipe, seamless pipe,To spec API 5L, API 5CT, ASTM A53, ASTM A252, EN10217, EN10219, BS1387 etc.
Contact Us Online To Serve You Better

Hot Click PRO