
ASTM A240 Chromium And Chromium-Nickel Stainless Steel Plates Sheets Strips For Pressure Vessels And General Purposes
The ASTM A240 specification covers chromium, chromium-nickel, and chromium-manganese-nickel stainless steel plate, sheet, and strip for pressure vessels and for general applications. This standard outlines the material composition, drawing format, production process, surface roughness, treatment methods, inspection instruments, and application areas for these stainless steel products.
Material Composition
The ASTM A240 standard specifies the material composition for stainless steel plates, sheets, and strips. It typically includes chromium, nickel, and other alloying elements, ensuring high corrosion resistance and strength suitable for various applications, especially in pressure vessels.
Drawing Format
The drawing format for ASTM A240 stainless steel products encompasses detailed dimensional specifications, tolerances, and geometric properties. This information is crucial for fabricators and manufacturers to accurately produce components according to engineering and design requirements.
Production Process
The production process for ASTM A240 stainless steel involves multiple stages such as melting, casting, hot rolling, cold rolling, heat treatment, and surface finishing. Each step is meticulously controlled to achieve the desired material properties and dimensions as per the standard.
Surface Roughness and Treatment
Surface roughness and treatment requirements are specified within the ASTM A240 standard to ensure that the stainless steel plates, sheets, and strips meet specific texture and finish criteria. This may involve processes such as pickling, passivation, or mechanical finishing to achieve the desired surface characteristics.
Inspection Instruments
The standard outlines the inspection instruments and methods necessary to verify the quality and conformance of ASTM A240 stainless steel products. This involves the use of instruments such as calipers, micrometers, surface roughness testers, and non-destructive testing equipment to assess material properties and dimensions.
Application
ASTM A240 stainless steel plates, sheets, and strips are widely used in various industries including chemical processing, food and beverage equipment, pharmaceuticals, and pressure vessel manufacturing. These materials are chosen for their corrosion resistance, high-temperature strength, and formability.
In conclusion, the ASTM A240 standard serves as a comprehensive guideline for the production, inspection, and application of chromium and chromium-nickel stainless steel plates, sheets, and strips, making it a crucial reference for manufacturers, engineers, and others involved in the utilization of these materials.
Product name | ASTM A240 Chromium And Chromium-Nickel Stainless Steel Plates Sheets Strips For Pressure Vessels And General Purposes |
delivery status | Outer diameter<3000mm, thickness<800mm, cylinder length<3000mm |
surface condition | Blank surface, machining |
Heat treatment | Blank surface, machining |
Service | Normalizing, Annealing, Quenching&Tempering, Hardening, etc |
Specification | According to drawings |
Application | OEM and ODM |
Craftsmanship | Chemical industry, fertilizer, oil refining, power station, agricultural machinery, metallurgy, mining, machinery and equipment |
MOQ | Open forging, die forging, ring rolling, special forging |
Non-destructive testing | 1Pcs |
raw materials | Ultrasonic flaw detection |
Packing | Round steel, steel ingot |
Sample | Wooden cases or according to customers' requirement |
Samples | Available |
PO steps | Sending drawing-evaluating-quoting-sampling-testing-feedback-mass production-inspection-packing-shipping |






TORICH is an enterprise that has been producing precision steel pipes and steel pipe processing for over 20 years, with a factory area of approximately 20000 square meters
The main products produced are carbon steel and alloy steel grade seamless steel pipes, welded precision steel pipes, DOM steel pipes, seamless and welded stainless steel pipes.And our separate workshop also produce machined cast iron parts and cast steel parts, as well ad customized precision parts and difficult precision parts. Our strength is with in our ability to produce metal parts of higher quality control in an integrated process, from mapping and mould design, to casting, forging, machining, heat treatment, surface treatment, assembly and testing.
TORICH team is familiar with the quality requirements and process standards of precision parts and steel tubes of leading industrial companies at home and abroad, constantly optimizes the production and management level, and constantly looks for like-minded excellent suppliers, which enable us to reduce the production cost and have a comparative advantage over many of our competitors.
In the field of processing, TORICH has 18 sets 4-axis/3-axis CNC machines and over 30 sets of CNC lathers. The machining center is capable of machining 1100x600x800mm parts and the CNC lathes are capable of processing 550x1500mm parts. We specialize in machining stainless steel, alloy steel and other hard metals, as well as carbon steel, aluminium, and copper, with a dimensional accuracy of 0.01mm.
As of 2023, TORICH has perfectly cooperated with more than 50 countries, including Russia, India, Australia, the United Kingdom, France, the United States, Canada, Brazil, and Egypt. Quality and reputation are always our first concerns, with the aim of well serving every customer who trusts in us. TORICH looks forward to partnering with customers all over the world.




1. Are you manufacturer or trader ?
TORICH is manufacturer based trading company.
2. How can we get samples ?
Ready to ship samples can be delivered within 3 working days, developing samples need to be confirmed with our engineer and sales team.
3.How can I get a quote?
Detailed drawings (PDF/STEP/IGS/DWG...) with material, quantity and surface treatment information.
4. Can I get a quote without drawings?
Sure, we appreciate to receive your samples, pictures or drafts with detailed dimensions for accurate quotation.
5. What is the lead time?
15-60 day depending on different order quantity and products.
6. Can you provide samples before mass production?
Sure, sample fee is needed, will be returned when mass production if possible.
7. What is your payment terms?
30% deposit, the balance 70% before shipping.
8. What is your packing method?
Safty and strong packing suitable for sea shipping and air shipping.
9. What will you do if we receive poor quality parts?
Please kindly send us the pictures, our engineers will find the solutions and remake them for you asap.