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Henan Shang Yi Steel Trade Co., Ltd. is an enterprise specializing in steel sales and processing, cargo transportation and other services. It is committed to the production of wear-resistant steel plates, low-alloy high-strength plates, boiler vessel steel plates, composite steel plates, and extra-wide and extra-thick steel plates. Professional services such as bulk sales, warehousing, cutting and distribution. Products cover mining equipment, cement machinery, metallurgical machinery, construction equipment, ship equipment, power equipment, port equipment, transportation and general machinery manufacturing and other industries. The company's steel plate processing plant can cut semi-finished products and special-shaped parts according to user requirements, and can transport on behalf of customers. It is sold all over the country and exported overseas, and has won praise and trust from customers and markets.

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CONTACT US

Customer satisfaction is our first goal!

Phone

+86 13526880645

E-Mail

systeelplate@outlook.com

Address

No.186, Zi Dong Road, Guan Cheng District, Zheng Zhou, He Nan Province.

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Two ways of high-frequency straight seam welded pipe ...
Two ways of high-frequency straight seam welded pipe ...

Two methods of high frequency straight seam welding: contact welding and induction welding. Contact welding is a pair of copper electrodes that are in contact with both sides of the welded steel pipe. The induced current has good penetrability.

Standards For Steel Tubes - # Black Cat Insulation
Standards For Steel Tubes - # Black Cat Insulation

A618 – A618-99 : Specification of hot ,welded, low-alloy structure tubes, ,high, strength castings. Structure Steel ,Pipe, . Mechanical Tubing: A511 – A511-96 : Specification of cast stainless steel mechanical tube. A512 – A512-96 : Technical specifications Carbon steel ,welded pipe, body with cold drawn joints.

Identification Method of Seamless Steel Pipe and Welded ...
Identification Method of Seamless Steel Pipe and Welded ...

Performance of Welded Steel Pipe Welded steel pipe has the following properties because it is processed by high frequency welding and cold rolling. First, the thermal insulation function is good. The heat loss of welded steel pipe is relatively small, only 25%, which is not only conducive to transportation, but also reduces the cost.

Water Pipe Waste Heat Boilers | Eralp Boiler | High ...
Water Pipe Waste Heat Boilers | Eralp Boiler | High ...

We minimize energy loss with ,high, heat ,insulation, refractory and ,insulation, materials used in our ,water pipe waste heat boilers,. Production With our group company Eralp Fintube in Eralp, we are maximizing the heating surface with “ ,High Frequency Welded Pipe, ” which is the first and only manufacturer of Turkey to transfer the heat of the waste gas in all ,water pipe waste heat boilers, in ...

Welded Pipe/Spiral Pipe/ HF-ERW Pipe/Seamless Pipe ...
Welded Pipe/Spiral Pipe/ HF-ERW Pipe/Seamless Pipe ...

5/2/2016, · Solid-state, ,high,-,frequency, welding for ESS in general requires minimal heat input, produces a narrow heat-affected zone (HAZ), and results in improved weld properties. The solid-state weld process uses less heat input because ,high,-,frequency, (150-400 kHz) electromagnetic energy is used in conjunction with ,high, pressure to join two materials.

Pre-Insulated Pipes for LTHW with fusion welded joints
Pre-Insulated Pipes for LTHW with fusion welded joints

High-frequency welded St. 37.0 BW, complying with EN 253. Testing pressure min. 50 bar or eddy-current test. Supplied in lengths of 6, 12 and 16 m. Sizes DN 25 to DN 1000. Steel-Flex. The carrier pipe is St. 30 AI seamless. Copper. Annealed copper F22 to DIN 1787/1767, corresponding to SIS 5015-02. Supplied in coils of up to 100m dependant on pipe size.

Inquiry Email

Business cooperation

+86 13526880645

Company address

No.186, Zi Dong Road, Guan Cheng District, Zheng Zhou, He Nan Province.