Austenitic Stainless Steel Bolts

Alloy 20 Bolts

Alloy 20 Bolts
Product Details

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.

Overview:

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.

chemical composition:

Iron :31-44%

Nickel :32-38.00%

Chromium :19-21.00%

Molybdenum :2-3.00%

Copper :3-4.00%

Manganese :2%

Silicon: 1%

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.
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