| R12 Series 316L Stainless Steel Pressure Regulator | ![]() |
| Single-Stage Diaphragm Gas Regulator-1/2 | |
| 1/2"NPT Medium Flow | |
| ✔ Medium Flow | |
| ✔ Stable Output Pressure | |
| ✔ Semihatenal Gas System | |
| Body: 316L SS | |
| Diaphaam: 316L SS | |
| Port: 1/2 NPT | |
| Structure: Single-Stage Diaphragm |
|
Technical Specifications |
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| Max Inlet Pressure | 0~3000psig |
| Outlet Pressure Range | 0~250psi |
| Component Material |
Seat:PCTFE Diaphragm:Hastelloy Filter mesh: 316L |
| Working Temperature | -40℃~+60℃ -40℉~+140℉ |
| Leak Rate (Helium) |
Internal: Bubble-tight External:≤1×10-9mbar l/s |
| Flow Coeffificient (Cv) | 1.0 |
| Body Thread |
Inlet port:1/2NPT Outlet port:1/2NPT Pressure gauge port:1/4NPT |
| Part Name | Material |
| Body | 316L |
| Roof | 316L |
| Diaphgram | PCTFE, PTFE, Vespel |
| Filter mesh | 316L |
| Valve seat | 316L |
| Spring loaded | 316L |
| Valve disc regulation pole | 316L |
DESIGN FEATURES
Single-stage diaphragm structure
Corrugated large diameter diaphragm improves sensitivity
Balanced spool design reduces pressure supply effect
Suitable for corrosive and toxic gases
20 μm filter element installed at inlet
Oxygen environment options are available
Cleaning Technics
Standard WK-BA
The welded fittings are cleaned in accordance with our standard cleaning and packaging specifications
No suffixes need to be added when ordering
Oxygen Cleaning WK-O2
Specifications for cleaning and packaging of products for oxygen environments are available
This meets ASTM G93 Class C cleanliness requirements. When ordering, add -O2 to the end of the order number






The AFKLOK’s Pressure Regulator is a game changer in the world of plumbing and construction. Perfect for use in a variety of industries, this regulator was engineered to deliver reliable and accurate pressure controls under the toughest conditions.
Crafted from 316 stainless steel, the AFKLOK’s Pressure Regulator was made to last. This durable construction makes this regulator highly resistant to corrosion and chemical damage, which makes it a reliable addition to any plumbing work or gas line system.
It was designed for optimal performance, by having a 1/2npt conversion that ensures easy and secure installation. The compact size of the regulator makes it perfect for use within tight spaces, while the customizable set-point allows for complete control over the machine's pressure.
Built to execute under a wide assortment of conditions, this regulator is the perfect solution whether you are operating in a high-temperature, high-pressure environment, or using harsh chemicals and other corrosive substances.
It is the top choice for professionals in the plumbing and construction industries with its superior performance and state-of-the-art construction. It was built to deliver long-lasting performance and its robust construction ensures that it is very resistant to damage and wear.
AFKLOK is synonymous with quality and reliability, and this regulator is no exclusion. It is backed by a united team of professionals who are dedicated to delivering the very best items for their customers.
If you are looking for a high-quality pressure regulator that will deliver reliable, accurate performances under even the toughest conditions, look no further than the AFKLOK’s Pressure Regulator. With its superior construction, customizable set-point ranges, and easy installation, this regulator is the ideal choice for professionals who demand the very best in their plumbing and gas line systems.
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