Product Uses and Introduction

This product series consists of gas cylinder containers and heat-resistant structures; the material selection depends on the specific requirements. Below, we will introduce the thickness ranges, delivery conditions, and applicable standards for each grade that we can provide. We hope this information is helpful. If you have any questions about the products or need a quote, please contact us via email. We apologize that some grades may be categorized into multiple types based on their applications, which could make your search inconvenient. We also welcome any suggestions you may have. Thank you very much!

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If conditions permit, we can also provide steel mill customization services, where the thickness, width, and length can all be made to your needs, just like a tailor making clothes for you, implementing personalized orders.

Steel mill customized business email: customize@cehesteel.com

Scope of supply

Implementation Standards Grade Product Specifications/mm Delivery status
GB6653 HP295 2.5-10.0×900-2100×2000-12000 None available
HP325
HP345
HP265
HP235
Grade HP295
Corresponding Standards GB/T 6653-2017 Steel plates and strips for welding gas cylinders Steel Plates and Strip for Welded Gas Cylinders
Classification carbon steel

chemical composition

Element C Si Mn P S Ti V Nb Al More
Minimum value - - - - - - - - 0.015 Nb+V≤0.12
Maximum value 0.18 0.1 1 0.025 0.012 0.06 0.1 0.05 -
1. For steel plates or strips with a thickness of not less than 6mm, the allowable Si content is not greater than 0.35%.
2. For every 0.01% decrease in carbon content compared to the maximum specified carbon content, the manganese content may be increased by 0.05% compared to the maximum specified manganese content, but the maximum manganese content may not exceed the limit by 1.2%.

Mechanical properties

Tensile strength Mpa Yield strength Mpa Elongation or stretching after fracture %
440-560 ≥295 ≥20（t＜3）；≥26（t≥3）
t-Plate thickness/mm