Shandong Yongan Special Equipment Co.,Ltd

Our high-pressure seamless steel gas cylinders are manufactured using advanced seamless steel pipe processing technology.
Designed for reliability and safety, these cylinders are widely used in industrial, medical, and laboratory environments for storing high-pressure permanent gases.

Key technical specifications. Material: high-quality 37Mn or 34CrMo4 alloy steel. Standard: fully compliant with ISO9809-1, ISO9809-3, TPED, DOT.
Working pressure: 150 bar, 200 bar, 250 bar, 300 bar.
Water capacity: available from 2L to 150L, common sizes 40L, 47L, 50L.
Outside diameter: 108mm-356mm.
Surface treatment: anti-corrosion painting, custom colors available: blue, black, white, green.
Internal treatment: specialized internal cleaning, Ra value control, for high-purity gas applications.

Why choose YA special equipment?
Market leader: we hold a 70% domestic market share in China, reflecting our uncompromising quality.
Global reach: trusted by partners in over 30 countries.
Safety first: every cylinder undergoes 100% hydrostatic and leak testing before dispatch.
Customization: we offer custom valve installation and branding, stamping and labeling, based on your local requirements.

Applications. Ideal for industrial oxygen, nitrogen, argon, helium, CO2, and specialty gas storage.