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Monthly Archives: August 2017 here
Posted on August 31, 2017 by dean
Q: I’m building some lab equipment what will be housing hydrochloric acid. I need a non-metal fastener that is corrosion resistant . Can you make a recommendation? A: In terms of a material that is not metallic and can handle hydrochloric acid, I would suggest either PTFE or PVDF. PTFE … Continue reading →
Posted on August 29, 2017 by dean
Extreme bolt offers hose clamps in Titanium and Hastelloy C276. This newsletter overviews the two styles available – worm drive and medium duty – as well as highlight what materials are best for your application. Titanium Grade 2 hose clamps are in stock and available in the sizes shown here. Hastelloy C276 hose clamps are custom made to order … Continue reading →
Posted in Blog, Corrosion Resistance, Lightweight, Specialty Metal Fasteners | Tagged Acid resistant hose clamp, Alloy C276, Corrosion resistant hose clamp, Hastelloy, Hastelloy C276, Hose clamp, Medium duty hose clamp, Titanium, Titanium Gr2, Titanium Grade 2, Worm drive, Worm drive hose clamp | Leave a comment
Posted on August 28, 2017 by dean
Q: Inconel 625 and Hastelloy C276 bolts seem to have similar Nickel content. Does this mean these fasteners will perform the same in a corrosive environment? A: Inconel 625 and Hastelloy C276 bolts do offer similar corrosion resistance but Hastelloy C276 has a slight edge in many acidic environements, especially … Continue reading →
Posted in Application, Corrosion Resistance, FAQs, Material, Specialty Metal Fasteners, Technical Questions | Tagged Acid, Acidic, Acids, Alloy 625, Alloy C276, Corrosion, corrosion resistance, H2SO4, Hastelloy, Hastelloy C276, HCl, Hydrochloric Acid, Inconel, Inconel 625, Oxidizing, Sulfuric Acid | Leave a comment
Posted on August 23, 2017 by dean
Q: I’m working with boiling sulfuric acid and tried Alloy 20 for some of my bolting but am having corrosion. I’m confused as I thought that is what they are best for. Any suggestions. A: You are right Alloy 20 does typically perform very well in sulfuric acid and even … Continue reading →
Posted in Application, FAQs, Material, Specialty Metal Fasteners, Technical Questions | Tagged Alloy 20, Alloy 20 Fasteners, Corrosion, H2SO4, H2SO4 corrosion, Hastelloy, Hastelloy C276, Hastelloy Fasteners, Inconel, Inconel 625, Inconel Fasteners, Sulfuric Acid, Sulfuric Acid Corrosion, tantalum | Leave a comment
Posted on August 16, 2017 by dean
Q: I have down hole application containing sour gas and high chloride levels. The temperature the bolts are exposed to is around 150F and I’m having trouble with cracking. I tried Super Duplex 2507 but am still having issues. Any ideas? A: Super Duplex 2507 does provide good resistance to … Continue reading →
Posted on August 14, 2017 by dean
Q: I need high yield strength material what is the difference between MP35N and A286? Which is more economic? A: Overall MP35N is perhaps the highest yield strength bolt material available to industry with a typical yield of 250 ksi compared to A286’s 111 ksi; though it is extremely expensive. A286 … Continue reading →
Posted in Application, FAQs, High Strength, Specialty Metal Fasteners, Technical Questions | Tagged A-286, A286, MP35N | Leave a comment
Posted on August 9, 2017 by dean
Q: I need a material that will be suitable for oil and gas use. Submersion in hydrogen sulfide, carbon dioxide, hydrocarbons, salt water at temperatures up to 325F. Crevice corrosion has been a factor. Also need 170ksi min tensile strength. Plus we’d like to torque a 3/8-24 fastener to 50 … Continue reading →
Posted on August 3, 2017 by dean
Q: I needed a lightweight fastener and tried aluminum but it can’t come close to sustaining the weight of my application. Can you suggest anything compatibly light weight that is stronger? A: Titanium mass is about 50% less than steel however when compared to aluminium is still about 60% heavier. … Continue reading →
Posted in Application, Lightweight, Specialty Metal Fasteners | Tagged Aluminum, Grade 5 Titanium, lightweight, Titanium, Titanium gr 5 | Leave a comment
Posted on August 3, 2017 by dean
Q: I need to attach an LNG cryogenic pump and need to make sure I use a material that can withstand temperatures of –120 °F as well as don’t embrittle when fluctuating back to room temperature. Any suggestions? A: Monel K500 is a common choice for cyrogenic fasteners. It can … Continue reading →