Shijiazhuang Bang dong Pipeline Technology Co,Ltd.
September 29, 2018
Baotou steel tube factory share the standards, uses ,and materials of American standard steel pipes

Baotou Steel Tube Factory introduces the standards, uses, and materials of American Standard Steel Pipes A34/A34M-96 Standard Practice for Sampling and Procurement Testing of Magnetic Ma

September 28, 2018
New type flange called anchor flange

Common flanges include flat welding flange, butt welding flange, socket welding flange, threaded flange. A new type of flange called anc

September 28, 2018
Bangdong 90-degree elbow production steps

First of all, a paper mold (or plastic film mold) in which one section of a two-section 90-degree elbow with a diameter of 300 is developed is affixed to the steel tube a

September 27, 2018
304 stainless steel full name SUS304 stainless steel pipe

304 stainless steel tube full name SUS304 stainless steel tube SUS304 stainless steel tube belongs to the US grade material stainless steel tube, domestic brand equivalen

September 27, 2018
ANSI B16.9 Steel 180 Return Bend

ANSI Steel 180 Return Bend

September 26, 2018
What are the terms of stainless steel pipe fittings?

General Terms  1. Delivery status refers to the state of final plastic deformation or fi

September 26, 2018
BD long weld neck flanges

Long Weld Neck Flanges

outer diameter measuring system meet the accuracy of steel pipes for pipelines

introduction For the requirements of the outer diameter accuracy of hot-rolled steel pipes, the current national standard GB 3087-82, GB 531

September 25, 2018
Steel Tube Plant Introduces 15 Ways to Identify Counterfeit Pipes.

1. Counterfeit pipes are prone to collapse. Folding is a variety of fold lines formed on the surface of the steel pipe, and this defect often runs through the entire prod

September 21, 2018
Elbow manufacture process of Bangdong

ELBOWS: Mandrel method (Hot Forming)

September 21, 2018
How to distinguish the quality of trench pipe fittings

Grooved pipe fittings have been widely recognized by customers for its convenient installation and good performance. There are many product manufacturers selling grooved

September 20, 2018
Introduction to welded pipe fittings

One of the butt welded pipe fittings is a pipe fitting made of welded pipe. For the pipe fitting manufacturer, the forming process using th

September 20, 2018
Bangdong Knowlege of NPT Thread

National pipe thread

September 19, 2018
How to select bolts and nuts for flange

When selecting fastener materials for flange connection, factors such as pipe operating pressure, operating temperature, m

September 18, 2018
Steel Pipe Knowledge: 4 Ways to Keep Straight Seam Steel Pipes

Steel Pipe Knowledge: 4 Ways to Keep Straight Seam Steel Pipes 1, choose the appropriate venue and warehouse (1) The site or warehouse where steel pipes are to be stored should b

September 18, 2018
Several common terms for steel pipes

The chemical composition of steel is one of the important factors that affer the quality and end-use performance of steel. It is also the main basis for the preparation of steel and even the hea

September 17, 2018
Baotou No.2 Thermal Power Plant In 2016 New Hot User Dangpu Village Primary Pipe Network Transformation Project Prefabricated Directly Buried Thermal Insulation Pipe and Pipe Fittings Tender Announcement

Baotou No.2 Thermal Power Plant in 2016 new hot user Dangpu Village Primary Pipeline Network Transformation Project Prefabricated Directly Buried Thermal Insulation Pipe and Pipe Fittings Tender

September 17, 2018
Mss Sp-97 Threadolet Weldolet Sockolet

Mss Sp-97 A105 Threadolet  Weldolet Sockolet,

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