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Hello Sizzer, only way to know for sure would be to get a sample checked. If the material really is from Uddeholm which is by no means guaranteed even with a TC in China, then you shouldnt have a problem. I am in China everymonth and would be happy to have a look. www.doerrenberg.com.sg

Bit late - I think the OEM tool was a mono block casting in a grade similar to P20.

Hi Vlad, Not sure if this is the same kind of coating however we have a coating called NOX which is used for thread rolling dies - the dies are also known as black dies - sounds familiar? If you would like some information please send me a mail: richard.buss@doerrenberg.de Regards Richard Buss

Cobra 427, my company makes tool steel and one of the biggest problems our customers have with aluminium is cold welding. We use coatings for this nowadays. Regards Richard

hi abel88 you can go most of the standards at www.beuth.de. Be careful with the letters though h9 refers to an OD whereas H9 is an ID tolerance. Regards Richard

Hi Rapid, Vacuum Arc Remelting is melting done under a vacuum. Its used for alloying elements that oxidise easily. Lots of uses for alloys made in this way in the airline industry. In the ESR process you take an ingot and pass an electric current through it. It slowly melts and drips through a...

Hi Chrlywho, try www.autosteel.org. Best Regards Richard

jnb, heres the page with the datasheets: http://www.ssabox.com/products/hardox/en_hardox_databl.htm richard

hi jnb, hardox is the brand name for wear resistant plate made by ssab in sweden. their website is www.ssab.com regards richard

Loosh is right V stands for Vergütet which is German for quenched and tempered. Regards Richard

the main problem with die tooling edm is that stress relief cutting does not take place first. in addition its recommended to cut 3 times with a reduction in current and then grind away whats left of the white layer. this way there is no reduction in properties. regards richard

Hi Arnoldh, you should think about adhesive wear as well. Regards Richard Buss

Hi Raaden, The grade you mention is listed in the SEL 2000 and is WNR. 1.4903 Its also listed in the DIN EN 10302:2002:09 ann the DIN EN 10028-2:2003:09 Best Regards Richard Buss

Hi ITBT, in an annealed condition 431S29 has max 295 HB Hardness. Regards Richard

Hi Nick, although my company is in Germany we produce and stock 1.4122. Let me know what size you need and ill give you a price indication to the US. website is www.doerrenberg.de e-Mail richard.buss@doerrenberg.de regards Richard

Hi Nick, why dont you just use 1.4122 material ? Best Regards Richard Buss

Dear Greg, my company Doerrenberg Special Steels is one of the largest suppliers of tool steel mono block castings to the automotive industry in Europe. We also harden and coat them. Please let me know what kind of information your looking for and I will forward some information to you. My...

Hi Gandytable, my company makes a special type of stainless tool steel called RN15X. It is very similar to an AISI D2 in its wear properties but offers stainless resistance similar to AISI 440 B / C stainless steels. Its also secondary hardenable so you would be able to do a PVD or CVD coating...

Hi Tom, the grades you listed are: 1.2344 - H 13 1.2365 - H 10 1.4542 - 17-4 PH 1.2344/1.2365 are standard grades of hot work tool steel. 1.4542 is a precipitation hardening stainless steel. I imagine you can get some information from producers websites in the US. You should be able to...

Try www.bridon.com. Regards Richard Buss