The swage nipple is also called reducer. It is a kind of forged pipe fittings, usually using American Standard MSS sp-95, common materials are carbon steel, stainless steel, alloy steel.
Swage Eccentr...

In the last article,we analyzed why the steel price soared so fast.As a steel pipeline supplier,now we care more about for the future trend of steel price.Let’s see the below predictions of stee...

It is well known that SS317L(00Cr19Ni13Mo3, UNSS31726) alloy is a molybdenum-based austenitic stainless steel.
317L alloys offer higher ductility, stress corrosion resistance, compressive strength and...

Hebei haihao group has been producing pipe fittings for about 40 years. We have a professional team and technical personnel to pursue high quality products.
This time, the customer ordered some large ...

Hebei Haihao is specialized in varies of standard flanges, for example, ASME, EN, DIN, BS, JIS, KS, GOST and so on. Here we introduce BS4504 standard flanges. We have regular client from UK, they alwa...

In pipeline industry,both Direct Reading spectrometer and Chemical Analysis Method are used to identify the materials.Let’s see the comparison between Direct Reading spectrometer and Chemical An...

In pipeline industry,direct reading spectrometer is widely used to identify the materials.But except for the PMI,chemical analysis method is also often used.Then what is the advantages and disadvantag...

At the end of March, I received an inquiry from Korea. After giving the quotation to the customer, the customer wanted to visit the factory.
Customer came to our factory for a visit on April 1st. The ...

P265GH is a low alloy high temperature structural steel, in accordance with the European standard EN10253-2. It is a kind of European standard boiler vessel plate.
In P265GH steel grade, G stands for ...

A Spanish customer has purchased a batch of flanges made of P355GH material with us.Today, let’s have a look at the material of P355GH.
Brief introduction
P355GH steel plate belongs to European ...

We all known what is PMI and the application industries of PMI.But how about the PMI testing methods?
There are three PMI testing methods.They are XRF Method,OES Method and LIBS Method.
XRF Method
XRF...

This week, I received an inquiry from a customer in Brazil who wants to purchase stainless steel condensing pipe. Today, let’s take a look at the stainless steel condensing pipe.
Condenser,a par...

When the pipeline is welded by submerged arc welding, pores will sometimes appear in the welding site, which will affect the welding quality of the pipeline. Next, we will introduce the causes of this...

In last article,we learned about what PMI（Positive Material Identification）is.What is the application industry for the PMI and why?
PMI FOR ASTM A234 WP11 CL1 ELBOWS
Actually we could find many indust...

In the pipeline industry,PMI is often mentioned.What is PMI?
PMI is abbreviation for positive material identification.It is one of the non-destructive analysis of a metallic alloy to ensure product or...

The following is a batch of products recently ordered by our customers in Singapore. The specific introduction and use are as follows:
1.Concentric Reducer
Size: 304.9mm ID x 215.9mm ID
Thickness: 25....

With several days communication and negotiation with an regular Korea client, we get an pipe spool order before the long holiday for Christmas and New Year. This order includes all kinds of carbon ste...

At present, the stainless steel pipe is widely used in petroleum, chemical industry, light industry, mechanical instrumentation and other fields. Compared with other materials of pipe, if the bending ...