The specification for ASTM A193 covers alloy and stainless steel bolting for pressure vessels, valves, flanges, and fittings for high temperature or high pressure service, or other special purpose applications. The ASTM A193 specification covers bars, bolts, screws, studs, stud bolts, and wire. The material may be further processed by centerless grinding or by cold drawing.
ASTM A193 Grade B7 Specification - Boltport FastenersASTM A193 Grade B7 is a standard material specification for chromium-molybdenum alloy steel fasteners for use in high tensile, high temperature and special purpose applications. Grade B7 is a heat-treated chromium-molybdenum alloy steel with minimum tensile requirement of 100 ksi, yield of 75 ksi and maximum hardness of 35 HRC.
BoltingsFlange Bolting DimensionsBolt Cross-Sectional AreaBolting listed in below table is recommended for use in flanged joints covered by this standard. Bolting of othe rmaterial may be used if permitted by the applicable code or government regulation. Bolting materials are subject to the limitations given in following paras. Bolting materials having allowable stresses not less than those for ASTM A193 Grade B8 are listed as high strength in below table. These and other materials of comparable strength may be used in any flanged joints. Bolting materials listed aASTM A194 Grade 16 Nuts - Manufacturer and SupplierBoltport Fasteners is a manufacturer and supplier of high tensile A194 Grade 16 Hex Nuts and Heavy Hex Nuts in India. ASTM A194 Grade 16 Nuts are used with ASTM A193 Grade B16 Bolts, Hex Bolts, Stud Bolts, etc. A194 Gr b16 nuts can be hot forged, cold forged or machined from bar stock. Hex nuts are available in both metric and imperial sizes.
ASTM A194 Grade 7 - autusboltsTranslate this pageThe ASTM A194 Grade 7 specification covers Alloy Steel Type Molybdenum-Chromium hexagon nut intended for use with Bolts or Stud Bolts ASTM A193 Grade B16 where high-temperature and/or high-pressure service. It is typically compatible to use with Bolts ASTM A320 Gr. L7 where low temperature is
ASTM A194 Grade 7 Fasteners ManufacturersASTM A194 ASTM A194 Grade 7 Fasteners Useful Information. STM A194 Grade 7 Nuts are manufactured from Aisi 4140/4130 in accordance with ASTM A194 specification. Torqbolt is a prominent A194 Gr.7 nut supplier in India.These ASTM A194 Grade 7 Heavy Hex Nuts are produced from Medium Carbon Alloy Steel, Quenched and Tempered.
ASTM a193 grade b16 specification covers requirements for chemical composition, mechanical properties such as tensile, yield strength, hardness, heat treatment, product marking, etc., for bolts, studs, screws, threaded rods and other external threaded fasteners intended for high tensile bolting application in high temperature, high-pressure service or both.