Straight Seam Perforated Welded Tube             

Material

Straight Seam Perforated Welded Tube is made of 304, 316, 316L perforated stainless steel mesh, iron plate mesh, aluminum net of metal materials.

Straight Seam Perforated Welded Tube has no length limit, and generally, the intensity of Straight Seam Perforated Welded Tube is higher than the straight seam filter frames.

Straight Seam Perforated Welded Tube is supplied in styles of square tube, round tube or sheets.

Feature

Straight Seam Perforated Welded Tube has the features of excellent stainless steel corrosion resistance, alkali resistance and salt corrosion, with uniform welds and compression capability.

Application

The Straight Seam Perforated Welded Tube is mainly used for the filtration of petrochemicals, metallurgy, 

machinery, energy, environmental, electric power, aerospace and pharmaceutical industries.

About us

HEBEI Sinft Filter Co., Ltd is a professionally engaged in various industrial fluids filters and associated products 

and is a sales, production and technical services integrated enterprise, with well-equipped testing facilities and 

strong manufacturers of filtration products in China.

We provide various filter elements, replacements, filter accessories, and different kinds of filter mesh products 

like stainless steel mesh, perforated metal, expanded metal, sintered felt, and epoxy resin mesh, which are 

widely used in coal mining, power, marine, oil & gas, chemical fiber, painting, water treatment and other 

industries. 

We welcome new and old customers from all walks of life to contact us.

Market & Production

Our products mainly export to European and American markets. Therefore we can guarantee the quality of our 

products, welcome to contact with us.     

We are a professional manufacturer of setting trade and production in one. Also we have a large scale factory. 

We have a complete set of machine equipment in order to provide you products you need, such as production 

machines, processing machines, testing machines etc. 

Package & Delivery

Package: 

1. Neutral packing
2. Each one is packed with plastic bag inside and carton outside or wooden case.
3. According to customers' request. 

Delivery: 

Usually 7~20 days after pre-payment.

Service

Before-sales:   1. Samples are provided for your testing. 

                        2. Welcome to visit our factory. 

                        3. We can reply and meet your demands in time. 

In-sales:              During the production, we will tell you the production situation of your goods timely.

After-sales:      1. Free samples are provided for you to confirm again if you are not satisfied with the sample.

                        2. We also contact with you regularly to know your feedback.

                        3. If there is any problem, please contact us at any time.

FAQ

Q1: Are you manufacturer? 
 A: Yes, we are manufacturer.Welcome to visit our factory. 

Q2: How is the quality of the filters?
 A: At Sinft we insist on providing our customers with the highest quality of filtration products. As a result, all 

of our replacement elements are manufactured right here in China, under the most rigorous quality standards. 

Additionally, all of our filter elements carry six ISO Standards and we fully guarantee all of our products.

The ISO Standards are as follows: 

Compatibility of material and liquid by ISO 2943 

Compatibility with hydraulic fluids ISO 3968

Flow fatigue characteristics ISO/DIS 4572

Filter performance test (Multi-pass test) ISO 2942

Proof of integrity and quality (Bubble point test) ISO 3723

Verification of the end cap stress ISO 2941