The Steamboating Forum

Hi Bert, many thanks for your reply, I've sent you a PM, did you receive?

Making them on a lathe would be a second best option, it needs to be outsourced which makes it more costly. To put it in perspective, the boiler recertification is part of other major scopes in 2023 such as re-tubing of the boiler and a drydock of the vessel with steel replacement. Currently we are ...

Dear Pete, Kelly thanks for feedback. Kelly I agree with you this supplier likely does not supply rivets for a steamboiler (14 bar! pressure) purpose. Basically we need rivets made of ductile steel S235 or equivalent. Let me try this supplier anyways, perhaps they lead me to an unexplored avenue.

Manu thanks

Dear all, myself working as a volunteer on a steamtug in the Netherlands, the boiler is due for its 40 yearly re-certification. 10% of the rivets (22 pcs) must be removed in order to allow boiler material inspection. Currently we are seeking for 30 pcs 1 1/16 inch (27 mm) diameter x 5 inch (125 mm) ...