17-7PH Stainless Steel Coil for Pressure Vessel Manufacturing, S31803/304H, With High Toughness

17 - 7PH Stainless Steel Coil for Pressure Vessel Manufacturing: S31803/304H with High Toughness

Product Overview

Our 17 - 7PH stainless steel coil, available in grades S31803/304H, is a top - notch solution designed specifically for pressure vessel manufacturing. This coil is a result of advanced manufacturing techniques and strict quality control, ensuring it meets the high - end requirements of the pressure vessel industry.

Material Composition and Standards

The 17 - 7PH stainless steel in this coil is composed of a well - balanced mix of elements that contribute to its excellent properties. The S31803 grade offers a high level of corrosion resistance due to its specific alloying elements. It contains significant amounts of chromium and nickel, which form a passive oxide layer on the surface, protecting the steel from rust and other forms of corrosion. The 304H grade, on the other hand, is known for its good mechanical properties at elevated temperatures.

This stainless steel coil adheres to the ASTM standard, which is widely recognized and respected in the international market. Meeting this standard guarantees that the product has undergone rigorous testing and conforms to the industry - wide quality benchmarks for chemical composition, mechanical properties, and dimensional accuracy.

Surface Treatment

The coil undergoes a polished surface treatment. This polished finish not only gives the coil an aesthetically pleasing appearance but also has several functional benefits. A polished surface reduces the surface roughness, which in turn minimizes the risk of debris accumulation and corrosion initiation points. It also makes the coil easier to clean, which is crucial in applications where hygiene and cleanliness are important, such as in some pressure vessels used in the food or pharmaceutical industries.

High Toughness

One of the standout features of this 17 - 7PH stainless steel coil is its high toughness. Toughness is the ability of a material to absorb energy and deform plastically before fracturing. In the context of pressure vessel manufacturing, high toughness is essential as pressure vessels are often subjected to high internal pressures, dynamic loads, and temperature variations.

The high toughness of our coil ensures that the pressure vessels made from it can withstand these harsh conditions without failing catastrophically. It provides an extra margin of safety, reducing the risk of leaks or explosions that could have serious consequences in industrial settings. This toughness is achieved through a combination of the steel's alloy composition and the hot - rolled manufacturing technique.

Manufacturing Technique: Hot Rolled

The hot - rolled technique is employed in the production of this stainless steel coil. Hot rolling involves heating the steel above its recrystallization temperature and then passing it through a series of rollers to achieve the desired thickness and shape.

This manufacturing method offers several advantages. Firstly, it improves the mechanical properties of the steel by refining the grain structure. A refined grain structure leads to better strength, toughness, and ductility. Secondly, hot rolling allows for the production of large - scale coils with consistent quality. The process can be precisely controlled to ensure that the coil meets the specified dimensions and mechanical properties throughout its length.

Applications in Pressure Vessel Manufacturing

This 17 - 7PH stainless steel coil is highly suitable for a wide range of pressure vessel applications. It can be used in the construction of pressure vessels for the chemical industry, where it needs to resist the corrosive effects of various chemicals. In the oil and gas sector, it can be used for storage tanks and pipelines that transport high - pressure fluids.

In the power generation industry, pressure vessels made from this coil can be used in steam generators and other high - pressure components. The high toughness and corrosion resistance of the coil make it a reliable choice for these critical applications, ensuring the long - term performance and safety of the pressure vessels.

Company - Backed Quality and Service

Our company, with a history dating back to 2017, is a manufacturer with a strong focus on high - precision special steel solutions. We have an expert team, including a CEO with over 20 years of experience in the special steel industry and a chief metallurgist with a PhD from Tsinghua University. Our technical staff consists of ASME - certified NDT Level III inspectors and NADCAP - qualified engineers, ensuring the highest level of quality control.

We provide customized materials and value - added services for global industries. Our processing and testing capabilities are extensive, including advanced NDT services such as ultrasonic testing (UT) to EN 10228 - 3 and magnetic particle testing (MT) for surface cracks. We also have strategically located warehouses in Wuxi, ensuring rapid logistics and 48 - hour delivery to major Chinese ports.

With an export share ranging from US$5 Million - US$10 Million, we have a proven track record of serving customers in diverse markets across North America, South America, Europe, Asia, Africa, and Oceania. Our commitment to quality, compliance with international standards, and excellent customer service make our 17 - 7PH stainless steel coil a reliable choice for pressure vessel manufacturers worldwide.