What does 10.9 on a bolt mean?
Grade 10.9 Bolt is a high tensile bolt. These are made up of carbon steels and low boron steels. The material is heat treated by quenched and tempered methods. Navstar Steel is a leading supplier and manufacturer of the Grade 10.9 Bolt products in various dimensions and types.
What grade is a class 10.9 bolt?
Grades of Bolts – Bolt Grade Markings & Bolt Strength Chart
| Bolt Grade Markings & Strength Chart – Metric Steel Bolts | ||
|---|---|---|
| Head Marking | Grade/Specification | Tensile Strength min (MPa) |
| Class 10.9 | 1040 (150,000 psi) | |
| Class 12.9 | 1220 (176,000 psi) | |
| Usually stamped A-2 or A-4 | A2 & A4 Stainless | 500 Min 700 Typical |
How strong is a grade 10.9 bolt?
1040 MPa
The yield strength of the Class 10.9 Bolt is 940 Mpa and the tensile strength of the Grade 10.9 Nuts is 1040 MPa.
Is 10.9 or Grade 8 stronger?
Class 10.9 is stronger than class 8.8. It is commonly found in high strength automotive applications. Class 10.9 is similar to grade 8.
Is grade 10.9 the same as Grade 8?
How much weight can a 10.9 bolt hold?
200 kgf
From the table at right, for a strength class of 10.9 and a maximum allowable load of 200 kgf, the suitable bolt is a 318［kgf］M8.
Is 10.9 and grade 8 the same?
Class 10.9 is stronger than class 8.8. It is commonly found in high strength automotive applications. Class 10.9 is similar to grade 8. A low carbon steel for general use.
What’s the strongest grade bolt?
grade 8
Grade 9 structural bolts, also known as grade 9 hex cap screws, are one the strongest structural bolts that can be used today. While the typical grade 8 bolt has a tensile strength of 150,000 PSI, a grade 9 bolt has a tensile strength of 180,000PSI.
Can 10.9 bolts be galvanized?
ISO Grade 10.9 bolts (BS4395: Part 2 or ASTM A490) are galvanized in the UK, Japan, Italy, France and Germany but may require blast-cleaning as an alternative treatment prior to hot dip galvanizing. Grade 12.9 bolts and higher strength fasteners should not be galvanized.
What is the strongest bolt grade?
Thereof, what grade Bolt is the strongest? The strongest commercial-quality bolt is grade 8, marked by six raised dashes; its medium-carbon alloy steel has been quenched and tempered to achieve a tensile strength of 150,000 psi. Subsequently, question is, what is shear strength of bolts?
How to identify bolt grade?
Grade 2/Grade A Grade A and Grade 2 are the most common grades of zinc plated alloy steel.
What are the different grades of bolts?
– SAE Bolt Grades—The standards for bolt strength grades in the U.S. – Metric Bolt Grades—Metric grades are set according to rules set by the ISO (International Standards Organization). – ASTM Bolt Grades—The ASTM grade standard is set by the American Society for Testing and Materials.
What grade are motorcycle bolts?
Motorcycle Nuts,Bolts and Fasteners. Resources for nuts,bolts,screws and related fasteners for motorcycles (bottom of page),including titanium,anodized,stainless steel,metric and more.