WebBolts by Grade and Torque. Reference page for using the right bolt based on grade. One of the biggest mistakes in automotive work, is using the wrong kind of bolt. All … WebSAE Hex Cap Screw Grades. The image above shows markings (radial lines) on the top of a hex head for grades 2, 5, 8 and L9. These markings are standard. For example, all …
Grades of Bolts - Bolt Grade Marking Chart AFT Fasteners
WebNov 12, 2024 · Markings on the bolt (hex) heads (radial lines) show the grade. It’s a pretty simple code. In the image below, the middle bolt has 3 radial raised lines. That’s a grade 5 bolt. The goldish one has 6 radial raised lines. That’s a grade 8 bolt. Other markings on the bolt don’t really matter (for bolts 101). The Grade 2 bolt is on the left. WebIf instead you need a stainless steel bolt with the equivalent strength of an alloy SAE J429 grade 8, you are out of luck. A193 B8 class 2 bolts are a bit stronger than their class 1 counterparts, but they are the strongest stainless we know about and they are not close to the strength of alloy grade 8 bolts. moes southwest sauces
Steel Bolts - SAE Grades - Engineering ToolBox
WebJan 7, 2024 · Different grades of fasteners can be identified by the markings on their heads (Table 1). Of course, matching grades of nut and bolt/stud must be used together. Note … WebFeb 8, 2024 · Austenitics are the most specified stainless steel grades thanks to their excellent formability and corrosion resistance. Grade 304 SS is the most well-known and commonly used austenitic stainless steel. Austenitic stainless steels contain 15%-30% chromium and 2%-20% nickel for better surface quality, corrosion and wear resistance, … WebSAE Grade 8 Bolts: Head Marking: 6 radial lines. Material: Medium carbon alloy steel, quenched and tempered. Size Range: 1/4-inch to 1-1/2-inch. Proof Load (psi): 120,000. … moes switch home assistant