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These high-quality seamless steel gas cylinders are designed for durability and performance. Made from premium-grade seamless steel pipes, they feature a consistent height, smooth finish, and excellent structural properties. Ideal for use in various industries such as metal cutting, welding, electronics, and medical applications. They are suitable for repeated use and can store gases like argon, which is commonly used in industrial and technical processes.
Outside diameter (mm)
140
Water capacity (L)
5
Height (mm)
460
Weight (kg)
8.8
Design wall thickness (mm)
3.6
Working pressure (MPa)
20
Test pressure (MPa)
30
Material
34CrMo4
Head Protection
Tulip Cap or Common Cap
Cylinder Color
White or as per client request
Certification Provided
ISO9809/TPED/DOT
2. Product Picture
3. Packing and Loading
4. Company Information
SEFIC is a professional supplier based in Shanghai, specializing in gas equipment such as gas cylinders, storage tanks, and related components like valves and caps. With many years of experience in the gas industry, we have built a strong reputation globally. Our products are exported to countries like the USA and European nations, and are well-received worldwide.
We maintain strict quality and safety standards throughout the production process. Advanced technology is used to ensure every product meets the highest standards before being shipped. Our commitment to quality ensures customer satisfaction and long-term trust.
We value our partnerships and aim to provide mutual benefits. We look forward to building lasting relationships with our clients and welcome all visitors to our facility.
5. FAQ
Q1: What is the capacity range of steel gas cylinders?
A1: The capacity ranges from 2L to 80L.
Q2: How long is the delivery time after payment?
A2: Delivery typically takes 30 days after the deposit is paid and workshop drawings are confirmed.
Q3: Do you provide head protection for the cylinders?
A3: Yes, each cylinder comes with a tulip cap for safe transportation.
6. Contact Us
Manager: David
Tel: +86-21-6601 9677
M.P: +86-180 1766 2601
Fax: +86-21-6601 9679
Web: www.sefic.com.cn
ADD: No. 6598, Hutai Road, Baoshan District, Shanghai, China 201908
Model NO.: ISO140(TPED)
Double-Acting Cylinder Type: Common Cylinder
Outside Diameter(mm): 140
Water Capacity(L): 5
Height(mm): 460
Weight(Kg): 8.8
Design Wall Thickness(mm): 3.6
Working Pressure(MPa): 20
Test Pressure(MPa): 30
Trademark: TPED/DOT
Transport Package: Packed by Pallets, Wrapped by PVC
Specification: TPED/DOT
Origin: Shanghai, China(Mainland)
HS Code: 7311009000
Excellent Quality Seamless Steel Mini Oxygen Gas Cylinder
1. Product Description
August 22, 2025