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can you use 8.8 bolts on steam mains at 14.7 Bar pressure and 315 deg c

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11y ago

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What does the grade of stainless steel mean?

grade refers to composition and strength. Generally a higher Grade ( number or alphabet) is a stronger material. For example Grade C is stronger than Grade A Grade 8 bolt is stronger than grade 5 bolt.


What is the shear strength of a 375 bolt?

The shear strength of a 375 bolt (also referred to as a 3/8-inch diameter bolt) can vary based on the material and grade of the bolt. For example, a common grade like ASTM A307 has a shear strength of approximately 60,000 psi, while higher-grade bolts like ASTM A325 can have shear strengths around 80,000 psi or more. To determine the exact shear strength, you would need to refer to the specifications for the specific bolt material and grade being used.


What is SAE Grade of Bolt?

SAE grade of a bolt refers to the classification system established by the Society of Automotive Engineers (SAE) that indicates the strength and material properties of the bolt. The grades range from 1 to 8, with higher numbers indicating stronger bolts, typically made from alloy steel with specific heat treatment processes. Each grade has a specified minimum tensile strength, which helps in determining the appropriate bolt for various applications. Common grades include Grade 2, Grade 5, and Grade 8, with Grade 8 being the strongest.


What is m16 grade 8.8 bolt?

A bolt.


Why Hex Bolt stamped with number 4?

A hex bolt stamped with the number 4 typically indicates its grade or strength classification, often relating to its tensile strength and material properties. In the case of metric bolts, it might correspond to a specific strength grade, such as Grade 4.6 or similar, indicating the bolt's yield strength and ultimate tensile strength. This marking helps users identify the bolt's suitability for various applications based on load and stress requirements.


What does the grade 8.8 bolt identification refer to?

he diameter of the bolt.


What is a stronger bolt grade 8 or 18-8 stainless?

a grade 8 bolt is stronger, about twice as strong.


How is the grade strength of a bolt determined?

If there are lines coming inward from the outside on the head then this is an SAE bolt, not metric. If there are three of these lines than it is a grade five bolt.


What is the designation for a grade 5 bolt?

A grade 5 hex bolt has 3 radial lines formed into the top of the head. Bolt manufacturers can provide listings of bolt markings and their corresponding strength ratings.


What does number 8 mean on a bolt head?

It's a measure of the strength of the bolt. The strength is measured using what's called a grade. In this case, you have a grade 8 bolt. The higher the number, the stronger the bolt.


Which bolt is better?

The strength of a bolt is typically specified by its grade, and the strongest commonly used bolt grades are Grade 8.8, Grade 9.8, Grade 10.9, and Grade 12.9. These grades are commonly used in construction, automotive, and engineering applications. Bhansali Fasteners is one of the leading Bolts Manufacturers in India.


The grade of a metric bolt is designated by?

numbers