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Leading Provider of Gas Equipment & Spare Parts

High-quality industrial gas solutions trusted by global partners. ISO-compliant, durable, and engineered for performance.

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About Shanghai Sanshenglou

Shanghai Sanshenglou International Trade Co., Ltd. was established in June 2021 and is registered in the China (Shanghai) Pilot Free Trade Zone with a registered capital of RMB 5 million.

We are a professional manufacturer and supplier of industrial gas equipment and spare parts, including steel cylinders, aluminum cylinders, cylinder valves, copper joints, stainless steel flexible hoses, and various metal fittings.

Our team consists of skilled technicians, quality inspectors, and international trade specialists dedicated to delivering premium products and first-class service to global markets, purchasers, and end-users.

  • ISO-Compliant Manufacturing Standards
  • Global Export Experience
  • Strict Quality Control & Testing
  • OEM/ODM Services Available

Our Products

Premium industrial gas equipment and components designed for safety, durability, and performance across diverse applications.

Aluminum Cylinder 8L

Aluminum Cylinder 8L

Diameter: 140mm | Pressure: 150bar

  • Lightweight & corrosion-resistant
  • Ideal for portable gas systems
  • ISO 9809 compliant
Oxygen Cylinder (8L)

Oxygen Cylinder (8L)

High-purity oxygen storage

  • Medical & industrial grade
  • Seamless steel construction
  • Safety valve compatible
Argon Cylinder (47L)

Argon Cylinder (47L)

Large capacity for welding & industrial use

  • TIG/MIG welding applications
  • High-pressure rated
  • Leak-tested & certified
CO2 Cylinder (40L)

CO2 Cylinder (40L)

Carbon dioxide storage for beverage & industrial use

  • Food-grade internal finish
  • Anti-corrosion coating
  • Compatible with dip tubes
Copper Combination Joint NIT-NPT1.5

Copper Combination Joint (NIT-NPT1.5)

High-pressure gas connection

  • Dual-thread compatibility
  • Oxygen-safe material
  • Leak-proof sealing design
Copper Bend Joint 22.2mm

Copper Bend Joint (22.2mm)

90° elbow for compact installations

  • Precision-formed angle
  • Suitable for high-pressure lines
  • Easy installation & maintenance
Cylinder Valve QF-40A1

Cylinder Valve QF-40A1

Reliable on/off control for gas cylinders

  • Brass body with chrome plating
  • Overpressure protection
  • Compatible with multiple gases
Liquefied Petroleum Gas Cylinder

Liquefied Petroleum Gas Cylinder

Domestic & commercial LPG storage

  • DOT/ISO certified
  • Safety relief valve included
  • Durable painted finish
Compressed NG Bottle for Vehicle

Compressed NG Bottle for Vehicle

CNG storage for automotive applications

  • High-strength composite material
  • Lightweight & impact-resistant
  • Certified for vehicular use
Non-Refillable Gas Cylinder

Non-Refillable Gas Cylinder

Single-use gas packaging

  • Tamper-proof design
  • Ideal for specialty gases
  • Easy disposal & handling

Why Choose Sanshenglou?

Quality Assurance

All products undergo strict inspection and testing to meet international safety standards.

Global Reach

Trusted by customers in Europe, Asia, Africa, and the Americas with reliable logistics support.

Technical Expertise

Backed by experienced engineers and technicians ensuring product reliability and innovation.

Customer Support

Dedicated team available for technical queries, order tracking, and after-sales service.

5M+
Registered Capital (RMB)
2021
Year Established
50+
Product Types
30+
Countries Served

Frequently Asked Questions

What materials are your cylinders made from?

Our steel cylinders are made from high-strength seamless steel, while aluminum cylinders use aerospace-grade aluminum alloy for lightweight durability.

Are your products certified to international standards?

Yes, our cylinders and valves comply with ISO, DOT, and other relevant international standards. Certification documents are available upon request.

Can you provide OEM/ODM services?

Absolutely. We offer customized solutions including branding, packaging, and product specifications based on client requirements.

What is your typical delivery time?

Standard orders are processed within 15-20 working days after confirmation. Urgent orders can be expedited upon request.

How do you ensure product quality?

We implement a comprehensive quality control system including raw material inspection, in-process checks, final testing, and third-party audits.

Get in Touch

Reach out to us for product inquiries, quotations, or technical support.

Contact Information

Address: 17C, Hi-tech World (W), No.668 Beijing Road(E), Shanghai, China, 200001

Phone: +86-13601916000 / +86-021-20237915

Email: [email protected]

Website: www.sanshenglou.com

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