Cap Screw Cap screws are fasteners for machine parts They are designed to be threaded into tapped holes There are many different head styles for cap screws Flat head socket head round head and hex head styles are the most common types Cap screws

MSC carries the bolts and screws you need for a wide variety of applications You ll find every type of bolt you can imagine here from flange bolts and carriage bolts to jig latch bolts and bolts Captive screws masonry fasteners and sheet metal screws round out the screws category while our line of hex head cap screws and socket cap

the information presented is believed to be accurate at the time of document creation however barnhill bolt co inc is not responsible for any claim traceable mechanical properties of flat head socket cap screws nom size alloy steel stainless steel tensile strength lbs torque values are listed for plain screws barnhill bolt

Values calculated using industry accepted formula T KDP where T torque K torque coefficient dimensionless D nominal diameter inches P bolt clamp load lbs K values waxed e g pressure wax as supplied on high strength nuts 10 hot dip galvenized 25 and plain non plated bolts

Similar to the Hex screw the Socket head will have different torque ratings Steel socket head cap screws made with the A574 Standard are stronger alloy then typical grade 8 bolts They look more like a grade 9 Make sure that you are using rated hardware it is easy to find black socket head screws

Standard Socket Head Cap Screw Dimensions Alloy Stainless Steel ASME B18 3 2003 The basic thread lengths LT listed directly below the nominal sizes in the table above represents the nominal length up to which all screws of that diameter shall be fully threaded To determine the threaded portion of the screws with a nominal length greater

Bolts Cap Screws 73 F G S H E GIMLET POINT L Description A full bodied bolt with hex head spaced threads and a gimlet point Applications Advantages Steel Electro plated Zinc For use in wood in non corrosive environments Steel Hot Dip Galvanized For use in corrosive environments Stainless Has superior corrosion resistance to galvanized steel bolts

Size Recommended Torque Grade 2 Grade 5 Grade 8 18 8 S S Bronze Brass Coarse Fine Coarse Fine Coarse Fine Coarse Fine Coarse Fine Coarse Fine 4 5 2 4 8 4 3

5 Suggested seating torque values only apply to metric Grade 12 9 hex socket head cap screws The tightening torque will change if fixing takes place with materials or surface finishes with variable fixing coefficient The self colour table can only be applied to coefficient of friction in which the screw

Tightening Torque Tightening Torque K 0 15 K 0 16 Clamp load calculated as 75 of the proof load for socket head cap screws as specified in ASTM A574 Torque values calculated from formula T KDF where K 0 15 for lubricated conditions K 0 16 as received and K 0 20 for dry conditions D Nominal Diameter F Clamp Load

When compared to Duplex 2205 bolts the yield strength of 17 4 PH can be up to 2 ½ times greater 17 4 bolts are available in 8 different aged precipitation hardened conditions offering a variety of mechanical properties see below Resources 17 4PH Torque Specs 17 4 PH Bolt Types Hex Bolts Shoulder Bolts

Torque values shown are for high nickel chrome Bowmalloy cap screws Other high alloy cap screws may not have the same values Always use the manufacturer s specifications if they do not agree with this chart A Bolt

Socket Screws and Set Screws Help us improve our 201 results found that include 11 551 products Socket head cap screws are commonly used in machine assembly especially for removable panels and parts They have a round cap with a hex head and are tightened with a socket wrench drive Choose the right cap head

A lubricated fastener must have the torque values reduced 25 30 from the above ratings Keep in mind that this is only an estimated value It may provide satisfactory performance Every application needs to be evaluated on its onwn to determine the optimum torque for each application Print This Page

Inch Series Flat Socket Head Cap Screws continued Mechanical Properties and Tightening Torques Nominal Size Basic Screw Diameter Tensile Strength Pounds Min Shear Strength Pounds Min Body Thread Section Section Tightening Torque Inch Pounds 4 0 1120 880 1100 620 9 5 5 0 1250 1150 1370 820 14 6 0 1360 1320 1670 940 18

HOLO KROME socket head cap screws contribute in important ways in carrying out modern design techniques which call for smooth contours and surfaces elimination of clumsy bulky parts and use of lighter constructions as they apply to flanges lugs pockets and cover plates Because HOLO KROME Screws are made of alloy steel and scientifically

ASTM A193 B7 ASTM A307 ASTM A320 L7 ASTM A325 ASTM A354 BC ASTM A354 BD ASTM A449 ASTM A490 SAE Grade 2 SAE Grade 5 SAE Grade 8 Torque ft lbs Suggested Starting Values The below estimated torque

Socket Head Cap Screws DIN 912 ISO 4762 Also known as an Allen screw or Allen bolt or simply a cap screw Socket Head Cap screws are a more modern alternative standard machine fastener to the standard hexagon headed bolt

SAE and Metric Fastener Torque Specifications iii SAE Plain and Zinc Plated Hex and Socket Head Cap Screws TORQUE CHART SAE PLAIN AND ZINC PLATED HEX HEAD AND SOCKET HEAD CAP SCREWS BLACK OXIDE BOLTS SHC Grade 8 hex head ASTM A574 ANSI B18 3 DRY LUBED DRY LUBED SIZE

1 Enter thread diameter nominal value in section Thread Size Click on info button for more info 2 In section Head Size and Type either select one fastener ISO with the Select Standard for Type option or enter manually the type and whether the fastener is socket

With a deeper drive than flat and rounded head screws socket head screws withstand more torque for a tighter hold Install in a counterbored hole or above the surface A domed head sits above the surface of your material Includes screws such as pan button binding and truss head screws Flat and oval head screws are angled under the head to

Steel Grade SAE 5 SAE 8 Socket Head Cap Screws Property Class 8 8 10 9 12 9 Socket Head Cap Screw Torque in Pound Foot or Pound Inch Torque in Newton Meter Nm Lubed means cleaned dry bolts lubricated with standard medium viscosity machine oil Lubricate all contact areas of the bolts and washers Lubricating the bolts is the suggested method

Critical Application Fasteners Since its formation in 1929 HOLO KROME has been at the forefront of fastener development and innovation All HOLO KROME products are made in the USA and used in

With one of the largest selections of fasteners Value Fastener offers a wide variety of machine screw to used to secure machine components and appliances Choose from nylon steel and stainless steel machine screws that are available in a wide variety of head

Kerr Lakeside Inc is a well respected manufacturer of high quality socket screw products cold formed special products and screw machine products Our 70 years of success comes from a family commitment to quality and customer service Our products consistently meet your drawings and industry specifications Our promise to provide Fastening

EZ Read Socket Head Cap Screw Torque Chart Metric Similar to the Hex screw the Socket head will have different torque ratings Metric socket head cap screws are typical made with a 12 9 hardness rating Their may be 10 9 socket head around but I could not find a reliable source for the torque values some charts just use the 10 9 Bolt

With a deeper drive than flat and rounded head screws socket head screws withstand more torque for a tighter hold Install in a counterbored hole or above the surface A cylindrical shoulder under the head allows parts to rotate around and slide along its length so these screws are often used to

Inch Series Flat Socket Head Cap Screws continued Mechanical Properties and Tightening Torques Nominal Size Basic Screw Diameter Tensile Strength Pounds Min Shear Strength Pounds Min Body Thread Section Section Tightening Torque

Torque values shown are for high nickel chrome Bowmalloy cap screws Other high alloy cap screws may not have the same values Always use the manufacturer s specifications if they do not agree with this chart A Bolt must be torqued properly before it s optimum strength can be realized

†torques calculated to include 100 000 psi tensile stress in the screw threads sizes are based on approximate 70 thread height values are for plain screws for cadmium plated screws multiply recommended break edge of body drill hole to clear screw fillet seating torque by 75 for zinc plated screws

DIN 603 Carriage Bolts DIN 479 8 8 Square Head Set Screw Bare Steel Close Stainless Steel Hex Head Products DIN 931 A2 A4 ISO 4014 Hex Head Cap Screw Part Thread DIN 933 A2 A4 ISO 4017 Hex Head Cap Screw Full Thread Socket Head Products DIN 912 A2 A4 ISO 4762 Socket Cap Screw DIN 7984 A2 Low Head Socket Cap Screw

Drilled head metric hexagon socket head cap screws normally are not available in screw sizes smaller than M3 nor larger than M36 The M3 and M4 nominal screw sizes have two drilled holes spaced 180 degrees apart Nominal screw

A complete range of Unbrako stainless steel fasteners including socket head screws hex head screws and nuts washers plain spring threaded rod and socket set screws is now available in A2 70 A2 80 A4 70 A4 80 A4 90 and A4 100 International Certifications

The following suggested tightening torques provide an excellent starting point for determining torque requirements Remember you may need to vary these numbers somewhat based on the individual joint or the amount of fastener lubrication This table is offered as the suggested maximum torque values for threaded products and is only a guide

The following suggested tightening torques provide an excellent starting point for determining torque requirements Remember you may need to vary these numbers somewhat based on the individual joint or the amount of fastener lubrication This table is offered as the suggested maximum torque

Home Fasteners Bolts Hex Cap Screws Stainless Hex Cap Screws Metric Stainless A2 70 Hex Cap Screw DIN 931 933 Hex Cap Screw A2 70 Stainless Steel N For additional information

PEEK Screws Bolts Nuts Washers Springs and other fasteners Same day shipping for in stock items or typically 3 to 10 days lead time for out of stock items We have 500 types of off the shelf PEEK Metric screws and inch ANSI Standard screws

Socket cap screw online shopping Socket head cap screws are bolts cap screws with a hexagonal recessed drive Also known as Allen bolts they are driven with a hex key or Allen wrench Socket cap screws are popular in tight spaces where an Allen wrench would fit when another type of drive may not These bolts

Fastener Torque Specs Torque is applied to the fastener in an effort to elastically deform the bolt shank In the case of bolts and nuts this elastic deformation between the bolt head and the nut is

1 IMPORTANT Holo Krome has published this handbook as a guide to dimensional mechanical and application data for Holo Krome Socket Screw Products

Stainless Steel Hex Cap Screw ASTM F593 Socket Head Cap Screw ASTM F837 Torque Tension Guide The torque values can only be achieved if nut or tapped hole has a proof load greater than or equal to the bolt s minimum ultimate tensile strength 1067 1245 949 1107 Notes Lubricated Clamp Load based on 75 of yield Dry Clamp Load based

Inch Series Button Head Socket Cap Screws Nominal Size D Basic Screw Diameter A Head Diameter Max Min H Head Height Max Min S Head Side Height Ref M Spline Socket Size Torque Inch

Metric Coarse Torx Socket Cap Screw Grade 12 9 ISO14579 Metric Coarse Torx Socket Button Head Screw Steel Metric Coarse Torx Raised Cheese Head Screw Steel DIN7985T Metric Coarse Torx Countersunk Head Machine Screw Stainless Steel A2 DIN965T Metric Coarse Torx Countersunk Head Machine Screw Grade 4 8 DIN965T

socket cap screw Use stainless for corrosive cryogenic or elevated tempera ture environments hygienic cleanliness 95 000 170 000 heat treat level psi 160 000 96 000 160 000 96 000 550°F 800°F shear strength in psi 550°F 20 000 550°F 30 000 800°F 4–10 4–10 11 12–13 14 16 15–16 Socket Head Cap Screws 1960 Series Stainless Steel

Mil spec sockets are made from stainless steel and alloy steel materials to increase the strength and durability of the socket cap screw The military grade screws are designed to meet National Aerospace Standards and can be used to separate electronic and electrical components Sockets come with a hexagonal head cap

532 results found that include 18 231 products The hex head cap screw is a common fastener in construction and machine assembly The screw head is designed to fit a ratchet or spanner torque wrenches allowing you to tighten the screw to your exact specifications Hex head cap screws

Earnest Machine is now the Master Distributor of Unbrako Socket Products High performance socket products meets high performance distribution ISO and DIN spec metric hex head cap screws backed by the Earnest Service Guarantee Earnest Machine the leader in plow bolts

Torque Specifications The following chart depicts the torque specifications for all screws and nuts used in the AMAYA Embroidery Peripheral They should be followed unless indicated otherwise in this Manual i e screws going into plastic materials require lighter torque

2 Cap Screw is comparable to an ASTM A307 Grade A the Grade 5 Cap Screw is the comparable to an ASTM A449 and the Grade 8 Cap Screw has the same strength as the ASTM A354 Grade BD Our SAE Grade 8 and ASTM Grade BD Cap Screws are nearly identical with the only exception being the ASTM required BD stamp on the head of the cap screw

Mil spec sockets are made from stainless steel and alloy steel materials to increase the strength and durability of the socket cap screw The military grade screws are designed to meet National Aerospace Standards and can be used to separate electronic and electrical components Sockets come with a hexagonal head cap opening to be used with

Socket Cap Screw The above are types of screws with a cylindrical head and an internal hexagonal drive Full dimensional tables including product photographs and drawings are available by clicking on the item The most common standard Socket Cap Screw is to DIN 912 in 12 9 grade also available in 8 8 and 10 9 and in A2 and A4 stainless steel Socket Head Capscrew Socket Screw or Allen Bolt

The below chart refers to usage in steel Proper torque spec varies depending on the material bolt grade or wether lubrication is used such as oil wax or anti seize Always go to the manufacturer for proper torque specs if needed Lubrication added to a dry bolt will typically reduce the torque

Metric Coarse Torx Socket Cap Screw Grade 12 9 ISO14579 Metric Coarse Torx Socket Button Head Screw Steel Metric Coarse Torx Raised Cheese Head Screw Steel DIN7985T Metric Coarse Torx Countersunk Head Machine Screw Stainless Steel A2 DIN965T Metric Coarse Torx Countersunk Head Machine Screw

603 8678 B1171 Carriage Bolts Short Neck 912 4762 Socket Head Cap Screws 913 4026 Socket Set Screws Flat Point 914 4027 Socket Set Screws Cone Point 915 4028 Socket Set Screws Dog Point 916 4029 Socket Set Screws Cup Point 931 4014 Hex Bolts Partial Thread 933 4017 Hex Cap Screws

Tightening Torque Guide for Grade 5 8 Hex Cap Screws This table is based on IFI 5th Edition Technical Data N 12 N 16 using Equation 1 and a torque coefficient K 0 20 for non plated steel fasteners and K 0 15 for plated fasteners These Figures represent an estimate of torque torque being the measurement of friction not tension required to induce given preload clamp load in a bolt