ASTM A193 B8 Bolts

PED Approved manufacturer and supplier of SA 193 B8 Class 1 Stud Bolts and B8 Hex Bolt in India, View Temperature Range


What does B8 mean on a bolt?

When selecting bolts for various applications, it's important to consider the material and specifications of the bolt to ensure that it's appropriate for the intended use. One common marking that you may see on bolts is "B8." But what does B8 mean on a bolt?ch outline the requirements for bolts

astm a193 gr.b8 refers to the material specification of the bolt. Specifically, it refers to a type of bolt that is made from austenitic stainless steel. The B8 designation is used in the astm a 193 and sa 193 specifications, which outline the requirements for bolts made from various materials.

A193 B8 bolts are made from 304 stainless steel, containing chromium and nickel. The material's excellent corrosion resistance makes it suitable for corrosive environments like marine or chemical processing industries. Its durability ensures a long service life, reducing the risk of damage or failure. A193 B8 bolts offer a reliable and robust fastening solution for various industrial applications.


Not finding the specific size of SA 193 Gr B8 Studs? Manufacturer and exporter of ASTM A193 B8 Threaded Rod material in metric sizes


ASTM A193 b8 bolts size, standards, length, threads

ASTM A193 b8 bolts specification


Check size chart with price list of B8 Screws manufactured as required with short lead times., check torque


What is the difference between B7 and B8 bolts?

B7 and sa 193 gr b8 serve different purposes based on their material, strength, and intended use. B7 bolts are made from alloy steel, specifically chromium-molybdenum steel (AISI 4140 or 4142). They offer high strength and toughness. This makes them suitable for high-pressure and high-temperature applications. Industries like petrochemical, oil, and gas benefit from these properties.

In contrast, B8 bolts are manufactured from stainless steel, usually AISI 304 or 304L. This material provides excellent corrosion resistance. It is essential in environments exposed to corrosive elements. a193 b8 bolts find common use in industries such as chemical processing, marine, and food processing. Here, corrosion resistance is vital.

Comparing the two, B7 bolts have superior tensile and yield strength. However, a193 B8 bolts boast higher resistance to corrosion. Choosing between B7 and a193-b8 bolts depends on the specific application and environmental conditions. The right bolt grade ensures optimal performance, reliability, and longevity.

In conclusion, B7 and sa193 B8 bolts differ in material composition, mechanical properties, and intended use. B7 bolts, made from alloy steel, are ideal for high-pressure and high-temperature applications. sa193 b8 bolts, made from stainless steel, are better suited for corrosive environments. Careful selection of the appropriate bolt grade is crucial for meeting the demands of the intended application.


We Keep Bulk Stock of A193 B8 Heavy Hex Bolts at our stockyard, contact us for Free Sample & stock list


Basic types of ASTM A193 B8 Bolts
ASTM A193 Gr.b8 Bolts
ASTM A193 Gr.b8 Bolts
A193 B8 Studs
A193 B8 Studs
ASTM A193 Gr B8 Hex Bolt
ASTM A193 Gr B8 Hex Bolt


Custom sizes A193 B8MLCuN Stainless Steel Bolts can be produced as per client drawing, see tensile strength