BDF can offer you good quality Alloy 20 hex head bolts, Alloy 20 socket head/allen bolts, Alloy 20 hex cap screws, Alloy 20 hex heavy bolts… in full thread or half thread. Our standards/specifications covers ASTM, ASME, DIN, ISO. Such as DIN933, DIN931, DIN912, ISO4014, ISO4017, ASME/AISI 18.2.1 etc. We can also manufacture all shapes of non-standard hastelloy bolts according to customers’ drawing. BDF is able to produce a wide range of sizes bolts by cold or hot forging. The diameter of bolts ranges from M6-M80 in Metric and 5/16” to 3 1/2” in Inch, and length can be up to 1000mm for bolts.
Alloy 20 is an iron, nickel based alloy developed to resist sulfuric acid corrosion. It has excellent resistance to sulfuric acid corrosion; it is also resistant to the environment of phosphoric acid, nitric acid and chloride, chloride stress corrosion, pitting corrosion and crack corrosion. It has excellent resistance to sulfuric acid corrosion; it has strong resistance to chloride stress corrosion, pitting corrosion and crack corrosion in the environment of phosphoric acid, nitric acid and chloride. Thus, Alloy 20 has the name of a corrosion-resistant alloy.
Niobium: 1% max
If our alloy 20 bolts caters to your requirement, welcome to contact our professional manufacturers and suppliers. Highly qualified products, competitive price and good after-sale service can be assured.