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Subject: Supply of piping fittings oil.proc. Flange BL 1/2" RF SCH. 160 150#This is a description of a flange taken from a shipping invoice. What do the abbreviations mean? |
| Googole says "Fange BL=Blind blange". RF is "raised face". But what is "SCH"? |
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link 14.04.2013 17:06 |
| http://www.flashflanges.com/index.php?page=shop.product_details&flypage=flypage.tpl&product_id=586&category_id=6&option=com_virtuemart&Itemid=1&lang=en |
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RF - с выступом SCH. 160 - сверхтолстая стенка трубы а класс давления низкий.... |
| Cпасибо, люди |
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