Against the background of the global epidemic, the survival of many companies is facing great challenges. As a large foreign trade enterprise, Haihao still insists on development and survives tenaciously. Almost every day, goods are shipped to all parts of ...

What is the worst application environment for pipe fittings?We all know that the working environment of pipe fittings on land is relatively stable,while the environment on the seabed is more complicated than that on land.However there is another environmen ...

3LPE coated elbows generally consists of three layers: the first layer of epoxy powder, the second layer of adhesive, and the third layer of polyethylene. PE elbow is a process of elbow anticorrosion. Due to the issues of production equipment and the shape ...

The production of Tension Rod Sky Lights project is really not easy, with long time and high cost. Therefore, we also spent some thoughts on the packaging after completion. At first, we planned to complete the assembly and packaging of each Rod, so that th ...

The next step is to spray the Rod with red epoxy paint. Considering that the thread can not be painted, which will affect the use, we first screw the Rods and Lock nuts together, and then lift them up as shown in the figure below for painting, drying, and ...

The Rod also encountered many problems in the production process. The length of the Rod is different, and some of them are relatively long. Especially for the Rods with large length, the ordinary method cannot be used for heat treatment, because the rod wi ...

For the production of Tension Rod Sky Lights, the production of Forks and Lock Nuts was completed in the previous article. After about a month, the whole set of products was finally produced. The assembly drawing is as follows: Completion of production of ...

In the last article, we introduced the components of Tension Rod — Rods, Forks, Pins, Bolts and Lock Nuts. Here is a general introduction to Rod, which is the simplest body of these parts. Tension Rod Sky Lights Rods As shown in the picture, both end ...

Fork is another important part of the whole Tension Rod, Forks and Rod form the overall structure together, but the complexity of the design is much higher than that of Rod. The function in use is also self-evident, so in addition to the design size, we al ...

Then there are the connector forks connecting the two ends of Rods, because the threads of Rod are divided into left and right, and the thread of forks must be matched in the opposite direction. Tension Rod Sky Lights For Forks, although the customer provi ...

As a world-famous manufacturer and supplier of steel pipe fittings and flanges, our company also helps customers supply some complex related products and provide solutions for customers on this basis, which is often highly praised and recognized by custome ...

The most time-consuming, labor-intensive and cost-intensive for the entire order is the HIC and SSC testing, which was arranged in Rongda laboratory, Jiangsu. Client requirements are as follows: NACE MR 0175 / NACE TM 0177 => SSC, HIC: one pcs of items ...

In this order, there are other test requirements that require end user approval as follows, which are also other key content for third-party inspection to test. CHEMICAL COMPOSTION, ALL ITEMS acc. to the material standard This test, because there are many ...

One of the most comprehensive order for the experiment this year is a regular client in Iran. The technical requirements in the PO are very strict and detailed. Such as general requirements: MAXIMUM THICKNESS IS 15% ABOVE THE NOMINAL THICKNESS MTC INCLUDIN ...

HEBEI HAIHAO GROUP got a new order for singapore clinet , this end user is PUB singapore .This order pub said need BV doing third –part inspection. HEBEI HAIHAO GROUP While serving the high-end market, we also pay strict attention to quality, and conductin ...

We received an inquiry from an old customer in Tunisia this week. The inquiry content of the customer is steel pipe welding flange. There are many customers who need steel pipe spools in the last two years. Today we are going to learn about the welding met ...

Our regular Qatar customer often ordered the olets products from us. These olets size are from 1/2″ to 24″ , standard it’s ASTM A105, ASME B16.25. The olets with large radian just as the below picture: Large radian ASTM A105 ASME B16.25 o ...

Last month, a Turkish customer placed an order with us for large size pipe fittings, part of which was large size 90° elbows. The size is 48″, the wall thickness is THICK. 0,500″, the material is API 5L GR B PSL1, the standard is ASME B16.9. AP ...

Haihao Group as a one-stop pipe solution engineering company, we can provide all related products for pipeline. Last week, we attend a bid through our customer from Kazakhstan, the description and drawing of the products as below: 4 Way Pumping Tee ( Cross ...

Haihao group offers all kinds of certified products,including Copper Nickel products. One of our Nigeria customer place an order for us recently, all products for CuNi Fer with Standard DIN86089, 267mm – 219.1mm * 3.0mm/ 219.1mm- 159.0mm * 3.0mm,each ...