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Forum: Plumbing Systems and Fixtures 14-08-2014, 10:49
Replies: 19
Views: 22,655
Posted By sailorchic34
Re: Propane regulators differences between the USA and UK

Oddly I'm a general engineer, though I have designed gas distribution systems for commercial / industrial and general HP gas distribution applications. I'm also pretty handy with all things...
Forum: Plumbing Systems and Fixtures 14-08-2014, 09:31
Replies: 19
Views: 22,655
Posted By sailorchic34
Re: Propane regulators differences between the USA and UK

Actually most LP appliances on boats, run at 11-14" W.C. in the US to 30-35 mbar in the UK/EU. This is ~0.45 psig. At 50mbar your looking at 0.72 psig. That while safe enough andwould work ok, would...
Forum: Plumbing Systems and Fixtures 14-08-2014, 09:23
Replies: 19
Views: 22,655
Posted By sailorchic34
Re: Propane regulators differences between the USA and UK

Ah, Butane does has more caloric heat per cubic foot of gas. Your info shows propane has more caloric heat per unit weight, which is also correct. Tricky things these gases.

The properties are...
Forum: Plumbing Systems and Fixtures 13-08-2014, 21:48
Replies: 19
Views: 22,655
Posted By sailorchic34
Re: Propane regulators differences between the USA and UK

Exactly right. For application use, 30mB (12" W.C. US) works for both propane and butane gases in the UK, US and EU. Main difference is butane has a fairly high boiling point vapor temperature,...
Forum: Plumbing Systems and Fixtures 13-08-2014, 16:01
Replies: 19
Views: 22,655
Posted By sailorchic34
Re: Propane regulators differences between the USA and UK

I think UK uses butane for its gas cylinders. Luckily the BTU's per pound and specific heat are the same as propane. What is different is the vapor pressure. Butane is about ~20 PSIG, Propane is...
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