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- Users: Rafael Camara
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Storage Life of Vent Valves
Hi Danlap, Thank you very much! I'll ask the supplier about the ageing results and recommendation about this issue. brgds, Rafael Camara- Rafael Camara
- Post #3
- Forum: Valve engineering
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Storage Life of Vent Valves
Hi colleagues, We have some venting valves (Drukon GmbH) used in flexible pipes for oil production which uses PTFE and NBR in the sealing system (O-rings, x-rings, back-up rings and filter retainer). Our internal valve specification requests a service life of 20 years, but doesn't specify...- Rafael Camara
- Thread
- Replies: 2
- Forum: Valve engineering
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ASTM A572 Gr 50 with Electroless Nickel Plating
Hi guys, I've asked quotation for a component manufactured of ASTM A572 gr 50 with ENP. As I see, the steel is furnished without heat treatment or with stress relieving only, and here in our specification, we require a ENP with heat treatment at 600°C for 10hrs. I've checked A572 properties and...- Rafael Camara
- Thread
- Replies: 0
- Forum: Metal and Metallurgy engineering
