You can usually figure out the grade, or strength, of a bolt by looking at the markings on its head. English bolts (U.S.S. or S.A.E) are categorized by grade, from grade 2 to grade 8, where the grade represents inch strength. The higher the grade, the stronger the bolt. English...
Bolt-Grade (1)ASTM, SAE AND ISO GRADE MARKINGS AND MECHANICAL PROPERTIES FOR STEEL FASTENERS Identification Grade Mark Specification Fastener Description Material Nominal Size Range (in.)Mechanical Properties Proof Load (psi)Yield Strength Min (psi)Tensile Strength Min (psi) No Grade Mark SAE J429 ...
螺栓等级Boltgrade 系统标签: boltgrade螺栓boltsstrength等级 螺栓等级(Boltgrade)Highstrengthboltsarecalledhighstrengthboltsinproduction.Theyaregenerallynotcalledhigh-strengthbolts.Accordingtotheinstallationfeaturesaredividedinto:bigsixangleboltsandtorsionscissorstypebolts.Thetwistsheartypeisonlyusedinthe10.9stage.According...
@Jashim- I looked through ISO 898, which I am admittedly not very familiar with, and I did see proof load and full size testing required for some grades. It appears to vary by grade, some grades require full size and proof load, others require tensile/yield/elongation/RA. That is the ...
grade;2,theboltstrengthratiois0.6;3.Thenominalyieldstrengthofboltmaterialis400*0.6=240MPaclass,andtheperformancegrade10.9ishighstrengthbolt.Thematerialcanbereachedafterheattreatment:1.Nominaltensilestrengthofboltmaterialreaches1000MPagrade;2,theboltstrengthratiois0.9;3.Thenominalyieldstrengthofboltmaterialis1000...
Large hex head high strength bolt for steel structures Product name High strength hexagon head bolt Standard GB/T 1228-1231 Grade grade 10.9 /8.8 Dia. M12-M30 Length 40-300mm Materials: Carbon steel--ML20MnTiB Alloy steel---40Cr / 35VB Available finish Dacromet, black ox...
Grade 8.8 Application Steel Structure Finish Black Tensile Strength 1040-1240MPa Yield Strength Min. 940MPa Tensile Load 583-696kn Transport Package Carton and Wooden Pallet Specification M12-M36 Trademark HYZ or OEM Origin Hangzhou China HS Code 7318 Production ...
螺栓等级(Bolt grade).doc,螺栓等级(Bolt grade) High strength bolts are called high strength bolts in production. They are generally not called high-strength bolts. According to the installation features are divided into: big six angle bolts and torsio
Head MarkingGrade and MaterialNominal Size Range (inches)Mechanical Properties Proof Load (psi)Min. Yield Strength (psi)Min. Tensile Strength (psi) 307A Low carbon steel1/4" thru 4"N/AN/A60,000 No Markings Grade 2 Low or medium carbon steel1/4" thru 3/4"55,00057,00074,000 ...
Tick the boxes to the left of the grade mark to bring up the Compare button. This will reduce the table to the selected grades for easy comparison. Grade MarkingSpecificationMaterial and TreatmentNominal Size (In.)Mechanical PropertiesHardness Rockwell Proof Load Min (ksi)Yield Strength Min (ksi...