For Purchasing Managers, Technical Directors & Operations Leaders who demand consistent weld quality, on‑time delivery, and transparent pricing.
Get Free Quote in 24hWhen you’re managing a plant that fabricates steel frames, pipelines, or heavy‑duty equipment, any inconsistency in gas purity or delivery timing translates directly into lost hours and higher scrap rates. Below are the three most common pain points that corporate purchasing teams encounter:
According to the IEA Gas Market Report Q1‑2026, manufacturers who switched to a certified supplier reduced downtime by 22% within the first quarter.
If you’re still tolerating these issues, you’re bleeding money every day.
Solve My Supply ProblemShijiazhuang Enric Gas Equipment Co., Ltd. delivers high‑purity welding cylinder gas that meets ISO 9001, CE, and ASME standards. Our “Powerful Factory + Quality Assurance + OEM/ODM Design + High‑Speed Delivery” model guarantees:
| Parameter | Value | Unit | Standard / Certification |
|---|---|---|---|
| Gas Type | Argon‑Helium Blend (Ar 90% + He 10%) | – | ISO 14175 |
| Purity | 99.9995 | % | CE, ISO 9001 |
| Moisture Content | ≤ 5 | ppm | ASME B31.3 |
| Oxygen Content | ≤ 5 | ppm | ISO 10156 |
| Cylinder Material | Carbon Steel (SA‑516 Gr 70) | – | DOT‑6 A/6 A |
| Working Pressure | 1 Bar / 15 Bar | Bar | DOT‑6 A |
| Temperature Range | ‑40 °C ~ +60 °C | °C | ISO 21069 |
| Safety Valve | Set‑point 15 Bar | Bar | ASME III‑1 |
Our cylinders are used across three core industries:
All projects were verified against the MIT Future of Natural Gas study, which highlights the role of high‑purity gases in supporting low‑emission manufacturing.
From order confirmation to door‑delivery, our European hub (Rotterdam) averages 48 hours for 20 L cylinders and 72 hours for 100 L cylinders, thanks to our dedicated air‑freight lanes.

Yes. We offer OEM blend ratios from pure Argon to Argon‑Helium‑Hydrogen mixes (up to 5 % H₂). Our R&D team works with your metallurgist to certify the blend under ISO 10156.
We support L/C at sight, T/T 30 days, and Open Account for approved customers. All contracts include a price‑lock clause for 90 days.
Every cylinder is fitted with a DOT‑approved pressure relief valve, double‑wall construction, and is labeled per UN 3477. We partner with certified freight forwarders that hold ISO 28000 security clearance.
Our field engineers can conduct a free on‑site audit (up to 2 hours) to verify regulator compatibility and optimal cylinder placement.
Limited‑time Offer: First‑time buyers receive a free 10‑L sample and a money‑back guarantee if purity does not meet the spec.
Claim My Free SampleOr contact us instantly via WhatsApp: +86 181 3205 9236
Tom R., Procurement – Caterpillar (USA) – “Enric’s price‑stability model saved us $45 k in the last fiscal year. The cylinders never run out of pressure, even in our high‑temp shop.”
Elena V., Technical Director – ArcelorMittal (Russia) – “The 99.9995 % purity eliminated porosity in our high‑strength steel welds. Production yield rose from 92 % to 96 %.”
Rajesh P., Operations Manager – Tata Steel (India) – “Fast 48‑hour delivery from China used to be a nightmare. Enric’s European hub now ships directly to our plant in Mumbai within 24 hours.”
Linda M., C‑Level – Siemens Energy (Germany) – “Their compliance documentation (CE, ISO, DOT) is audit‑ready. We passed our internal supplier audit on the first attempt.”
Contact Us Today
Europe (Germany): Bowen Di – Tel: +86 156 1436 8118 – WhatsApp: +86 181 3205 9236 – dibowen@enricgroup.com
North America (USA): Jeremy Wu – Tel: +86 153 0330 2613 – WhatsApp: +86 138 3101 9831 – wuzuoliang@enricgroup.com
Global Office: +86‑311‑81663811 – gasequipment@enricgroup.com
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-Hengkai Natural Gas Liquefaction Project
-Changming Phase II Natural Gas Liquefaction Project
-Hwange Natural Gas Liquefaction Project
-Tianhao Coalbed Methane Liquefaction Project
-Tianyun Coalbed Methane Liquefaction Project
-Shuntai Coalbed Methane Liquefaction Project
-60.000 cubic meters/day
-60.000 cubic meters/day
-60.000 m3/day*2 sets
-200.000 cubic meters/day
Trusted by Global Leaders
Our client base spans over 40 countries. Recognizable brands rely on our welding cylinder gas for mission‑critical projects.
Customer Testimonials
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Certificates & Compliance
All certifications are up‑to‑date (2025) and audited by third‑party labs.