DWV HANGER IS PREVENT PIPE FROM FLOATING OR MOVING DURING CONCRETE POURS.

FOUNDED IN 1975, TOP SCREW METAL CORP. IS A TECHNOLOGICALLY COMPETITIVE MAKER OF SHEET METAL PRODUCTS IN TAIWAN, HAVING OBTAINED ISO9001 AND 14001 CERTIFICATES.

TOP SCREW IS ABLE TO INDEPENDENTLY HANDLE SINGLE STAGE STAMPING TO PROGRESSIVE STAMPING WORK IN PRODUCTION OF HARDWARE AND FASTENERS MADE OF VARIOUS METALS.

 

DWV HANGER SERIES-topscrew.jpg  

 

 

 

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METAL HANGER STRAP

 METAL HANGER STRAP-1-topscrew.jpg METAL HANGER STRAP SERIES-topscrew.jpg METAL HANGER STRAP-3-topscrew.jpg METAL HANGER STRAP-2-topscrew.jpg  

INTRODUCTION

Metal Hanger Strap used for hanging or securing any type of of pipes. It is easy to install with nails and screws. Metal hanger strap can be used for hanging insulated flexible duct, rectangular duct, or round pipe.

 

APPLICATIONS

Metal Hanger Strap can be used as a pipe hanger, conduit and duct hanger tubing strap, utility strap and more.

 

DIMENSION

Material for Metal Hanger Strap is Galvanized steel,details dimension as bellow: 

3/4" X 10   ft.

3/4" x  25   ft.

3/4" x  50   ft.

3/4" x  100 ft.

Other size, materials are available upon request.

 

INSTALLATION

1、  Wear gloves and eye protection when handling metal hanger strap to avoid injury.

2、Cut hanger strap to desired length, secure metal hanger strap with nail or screw to joist or studs through pre-drilled pilot hole

     on strap.

3、Loop or double wrap around piping and to be installed on same side or opposite sides of floor joists or studs.

 

ADAVENTAGE

1Metal hanger strap provides a fast and economical method for hanging piping.

2Strong, lightweight hanging straps can accept fasteners at any point along the length of the strap.

3Metal hanger strap can cut to desired length.

4Metal hanger strap have no sharp edges to cut installer’s hand or pipe.

5Metal hanger strap will not fracture in extremely cold temperatures.

 

 

Please consult Top Screw for further detail, or visit our websites: www.topscrew.com.tw

DM-TOPSCREW-11.jpg    

 

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 GROOVED PIN 

 

  •  INTRODUCE

 

       Grooved pins are solid cylindrical pin with three longitudinal grooves, manufactured from bar or coil

       stock. The  three grooves are pressed into the cylindrical body to expand its diameter to a size greater

       than its normal diameter in a precisely controlled way. Manufactures from bar or coil stock. This creates

       a strong spring mechanism.

 

  • PURPOSE

      Grooved pin’s main function is making a fixed position to use fast. If two components need to

      cooperate  accurately, it can be a standard. If two components should cooperate accurate and need not

      to correct, then the pins will be available.

  •  GROOV-PIN TYPES

      There are fifth basic types of Groov-Pins with groove structure designed to serve the specific needs of

      specific applications. Each pin type is available in a wide range of diameters, lengths, materials and

      finishes.

 

  • SPECIFICATION

          Details about Grooved pins specifiction can see our company's website:  http://www.topscrew.com.tw .

  • HOW DOES IT WORK

     When Groov-Pins pressed into a hole the s  ize of the pin original diameter, the hole compresses the

     expanded pin and creates a powerful hold. This unique locking action is accomplished will never

     deformation of either the pin or base material.

 GROOVED PIN-2-topscrew.jpg  

  •  INSTALLATOION METHOD

     There has three half-length grooves and suitable for use in both blind and through holes as a spring

     anchor pin.

       1.      Drilled and deamed hole.

       2.      Press or drive into place. 

       3.      Lock securely and easy to separate. 

          GROOVED PIN-INSTALLATION-topscrew.jpg   

 

 

  •  ADVANTAGE OF GROOVED PIN

§           Grooved pin  is solid structure make them stronger.

§             Grooved pin is withstanding severe shock, even with axial displacement.

The spring-like locking force created by the grooved pin a hole the size of the pin nominal diameter, is very resistant to vibration and shock.

§            Grooved pin driven with hammer, air cylinder or hydraulic press.

§             Grooved pin can be hopper-fed for automatic installation.

§             There are different grooved types for a wide range of application.

The locking properties of grooves can be used with pins made of many different materials, such as conductivity or corrosion-resistance, may be important.

§             Grooved pin is only requiring a straight drilled hole.

§             Grooved pin is easy to install and quick to assembly.

§             Grooved pin can be removable and reusable.

 

Our Website: www.topscrew.com.tw

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SELF-CLINCHING STUDS’S HEAD SHAPE IS ROUND AND HEXAGON, BELOW THE HEAD IS A CASTLE SHAPED GROOVES.

SELF-CLINCHING ARE PRESSED INTO A HOLE IN A SHEET TO BE INSTALLED, IT WITH HIGH TORQURE-OUT AND PUSHOUT RESISTANCE, WHICH REACHED SAVE TIME AND EFFORT, SAVE SPACE, AND SAVE MONEY.

SELF-CLINCHING STUDS CAN BE WIDELY USED IN MOBILE PHONES, DIGITAL CAMERAS, MP3, DV, V8, REMOTE CONTROL, AUDIO AND ELECTRICAL SWITCHES, CONTROL PANELS AND OTHER PRODUCTS OF THE SHELL.

INSTALL SELF-CLINCHING STUDS DO NOT NEED SPECIAL DRILL HOLE.

TOPSCREW METAL CORP. CAN PROVIDE STEEL, STAINLESS STEEL, AND OTHER SIZE, MATERIAL ARE AVAILABLE UPON REQUEST.

 

TSC6-topscrew.jpg TSC6-1-topscrew.jpg TSC6-DRAWING-topscrew.jpg  

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STAMPING PARTS ARE A METHOD OF PROCESSES FOCUSING ON SHEET METAL MANUFACTURING. STAMPING IS FORMING MANUFACTURING PROCESSES, SUCH AS PUNCHING USING A MACHINE PRESS, EMBOSSING, BLANKING, AND FLANGING.

 

STAMPING PARTS CHARACTERISTICS ARE LIGHT, THICKNESS THIN, STRENGTH AND CAN USE SUITABLE MANY PRODUCTS, FOR EXAMPLE ELECTRONIC PRODUCTS, AUTOMOBILE.

 

TOP SCREW METAL CORP. INVESTED STAMPING FACTROY FOR HALF YEAR.  TOP SCREW CAN PROVIDE CUSTOMIZED STAMPING PARTS AND OFFER VARIETY MATERIAL SUCH AS STEEL, STAINLESS STEEL, ALUMINUM, AND BRASS.

STAMPING PART-1-1-topscrew.jpg STAMPING PART-1-2-topscrew.jpg STAMPING PART-1-3-topscrew.jpg STAMPING PART-1-4-topscrew.jpg STAMPING PART-1-5-topscrew.jpg STAMPING PART-1-6-topscrew.jpg STAMPING PART-1-7-topscrew.jpg STAMPING PART-1-8-topscrew.jpg STAMPING PART-1-9-topscrew.jpg STAMPING PART-1-10-topscrew.jpg STAMPING PART-1-11-topscrew.jpg STAMPING PART-1-12-topscrew.jpg STAMPING PART-1-13-topscrew.jpg STAMPING PART-1-14-topscrew.jpg STAMPING PART-1-15-topscrew.jpg STAMPING PART-1-16-topscrew.jpg STAMPING PART-1-17-topscrew.jpg  

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GROOVED PIN

PROOVED PINS ARE NON-THREADED PRESS FIT FASTENERS THAT COMBINE  HOLDING POWER, SHOCK RESISTANCE AND EASY TO INSTALL. PROOVED PINS ARE SOLID CYLINDRICAL PIN WITH THREE LONGITUDINCAL GROOVES, MANUFACTURED FORM BAR OR COIL STOCK. 

ADVANTAGE OF GROOVED PIN:

  • GROOVED PINS ARE SOLID
  • THERE ARE DIFFERENT GROOVE TYPES FOR A WIDE RANGE OF APPLICATIONS.
  • ONLY REQUIRE A STRAIGHT DRILLED HOLE.
  • EASY TO INSTALL AND QUICK TO ASSEMBLY.
  • REMOVABLE AND REUSABLE.

GROOVED PIN-2-topscrew.jpg GROOVED PIN-1-topscrew.jpg  

(DIMENSIONS IN INCH)

Nominal size
or Basic Pin Diameter
D A B E R G H I K
PIN
DIAMETER
PILOT
LENGTH
CHAMFER
LENGTH
CROWN
HEIGHT
CROWM
RADIUS
NECK
WIDTH
SHOULDER
LENGTH
NECK
RADIUS
NECK
DIAMETER
MAX MIN REF MIN NOM MAX MIN MAX MIN MAX MIN REF MAX MIN
1/326     0.0312 0.0312 0.0291 0.015                      
3/646    0.0469 0.0469 0.0454 0.031                      
1/16     0.0625 0.0625 0.061 0.031 0.005 0.0065 0.088 0.068              
5/646    0.0781 0.0781 0.0766 0.031 0.005 0.0087 0.104 0.084              
3/32     0.0938 0.0938 0.0923 0.031 0.005 0.0091 0.135 0.115 0.038 0.028 0.041 0.031 0.016 0.067 0.057
7/646      0.1094 0.1094 0.1074 0.031 0.005 0.011 0.150 0.130 0.038 0.028 0.041 0.031 0.016 0.082 0.027
1/8      0.1250 0.125 0.123 0.031 0.005 0.013 0.166 0.146 0.069 0.059 0.041 0.031 0.031 0.088 0.078
5/32    0.1563 0.1563 0.1543 0.062 0.005 0.017 0.198 0.178 0.069 0.059 0.057 0.047 0.031 0.109 0.099
3/16    0.1875 0.1875 0.1855 0.062 0.016 0.018 0.26 0.24 0.069 0.059 0.057 0.047 0.031 0.13 0.12
7/32    0.2188 0.2188 0.2168 0.062 0.016 0.022 0.291 0.271 0.101 0.091 0.072 0.062 0.047 0.151 0.141
1/4     0.2500 0.25 0.248 0.062 0.016 0.026 0.322 0.302 0.101 0.091 0.072 0.062 0.047 0.172 0.162
5/16   0.3125. 0.3125 0.3105 0.094 0.031 0.034 0.385 0.365 0.132 0.122 0.104 0.094 0.062 0.214 0.204
3/58   0.3750 0.375 0.373 0.094 0.031 0.039 0.479 0.459 0.132 0.122 0.135 0.125 0.062 0.255 0.245
7/16   0.4375 0.4375 0.4355 0.094 0.031 0.047 0.541 0.521 0.195 0.185 0.135 0.125 0.094 0.298 0.288
1/2    0.5000 0.5 0.498 0.094 0.031 0.052 0.635 0.615 0.195 0.185 0.135 0.125 0.094 0.317 0.307
GROOVED PINS DIMENSIONS
GROOVE
LENGTH
NOMINAL SIZRE
1/32 3/64 1/16 5/64 3/32 7/64 1/8 5/32 3/16 7/32 1/4 5/16 3/8 7/16 1/2
DX EXPANDED PIN DIAMETER
+-0.0015 +-0.002 +-0.0025 +-0.03
0.125 0.035 0.051 0.068 0.084 0.101 0.117 0.134                
0.188 0.035 0.051 0.068 0.084 0.101 0.117 0.134 0.166 0.198            
0.25 0.035 0.051 0.068 0.084 0.101 0.117 0.134 0.166 0.198 0.23 0.263        
0.312 0.035 0.051 0.068 0.084 0.101 0.117 0.134 0.166 0.198 0.23 0.263 0.329      
0.375 0.035 0.051 0.068 0.084 0.101 0.117 0.134 0.166 0.198 0.23 0.263 0.329 0.394    
0.438 0.035 0.051 0.068 0.084 0.101 0.117 0.134 0.166 0.198 0.23 0.263 0.329 0.394 0.459  
0.5 0.035 0.051 0.068 0.084 0.101 0.117 0.134 0.166 0.198 0.23 0.263 0.329 0.394 0.459 0.525
0.562   0.051 0.068 0.084 0.101 0.117 0.134 0.166 0.198 0.23 0.263 0.329 0.394 0.459 0.525
0.625   0.051 0.068 0.084 0.101 0.117 0.134 0.166 0.198 0.23 0.263 0.329 0.394 0.459 0.525
0.75     0.067 0.083 0.1 0.116 0.134 0.166 0.198 0.23 0.263 0.329 0.394 0.459 0.525
0.875     0.067 0.083 0.1 0.116 0.133 0.165 0.198 0.23 0.263 0.329 0.394 0.459 0.525
1     0.067 0.083 0.1 0.116 0.133 0.165 0.198 0.23 0.263 0.329 0.394 0.459 0.525
1.125         0.1 0.116 0.132 0.164 0.197 0.23 0.263 0.329 0.394 0.459 0.525
1.25         0.1 0.116 0.132 0.164 0.197 0.23 0.263 0.329 0.394 0.459 0.525
1.375             0.132 0.164 0.197 0.229 0.262 0.329 0.394 0.459 0.525
1.5             0.132 0.164 0.197 0.229 0.262 0.329 0.394 0.459 0.525
1.625               0.163 0.197 0.229 0.262 0.328 0.393 0.459 0.525
1.75               0.163 0.197 0.229 0.262 0.328 0.393 0.459 0.525
1.875               0.163 0.196 0.229 0.262 0.328 0.393 0.458 0.525
2               0.163 0.196 0.229 0.262 0.328 0.393 0.458 0.525
2.125                 0.196 0.229 0.262 0.328 0.393 0.458 0.524
2.25                 0.196 0.229 0.262 0.328 0.393 0.458 0.524
2.5                   0.228 0.261 0.327 0.393 0.458 0.524
2.75                   0.228 0.261 0.327 0.393 0.458 0.524
3                   0.227 0.26 0.327 0.392 0.457 0.523
3.25                     0.26 0.326 0.392 0.457 0.523
3.5                       0.326 0.391 0.456 0.522
3.75                         0.391 0.456 0.522
4                         0.39 0.455 0.521
4.25                         0.39 0.455 0.521
4.5                           0.454 0.52
seed
note 1
2 2   2   2                  

GROOVED PIN SAMPLE-topscrew.jpg GROOVED PIN DRAWING-1-topscrew.jpg  GROOVED PIN-INSTALLATION-topscrew.jpg    

THERE HAS THREE HALF-LENGTH GROOVES AND SUITABLE FOR USE IN BOTH BLIND AND THROUGH HOLES AS A SPRING ANCHOE PIN.

INSTALLATOION METHOD:

1. DRILLED AND DEAMED HOLE

2. PRESS OR DRIVE INTO PLACE

3. LOCK SECURELY AND EASY TO SEPARATE.

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Since its inception in 1975, Top Screw Metal Corp. has been a globally prestigious supplier of fasteners for industrial use in Taiwan. 

The company has been capable of turning out wide-ranging special fasteners, including blind rivet nuts, bolt rivet nuts, self-driving nuts, self tapping threaded inserts, sex bolts, clinching parts, binding post, special blind rivet, security fastener, blind jack nut, welding stud and customized parts, all of which are available with a maximum inner thread size of UNC 1/2-13 or M12. 

The company has been certified to meet ISO 9001 standards. (by CENS)

 

ISO9001-2008 certificate.jpgISO9001-2008 schedule.jpg  
 

Top Screw Metal Corp. 
No. 78, Lane 415, Taiho Rd., Sec. 2, Changhua City, Taiwan 
Tel: 886-4-723-7159 
Fax 886-4-724-6640 
Email: recept@topscrew.com.tw 
Website: www.topscrew.com.tw 

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Book Screws are ideal for binding sample books or colour swatches onto catalogues and suit for applications in furniture constructions. These fasteners are stocked in two standard colours to suit most applications and are used in conjunction with the Female parts.

Book screw also call Chicago screws, Chicago screw posts, bookbinding screws are great for binding your documents. Using one or two holes can replace binders and save precious space when archiving your documents. Place a chicago screw in the corner of your marketing material for a smart, economical and elegant finish.  TOP SCREW supply Brass, Steel, Alimunium, and Stainless Stell screw . 

BINDING POST SCREWS-EXAMPLE-topscrew.jpg  

Aluminum binding posts/Chicago screws are great for binding all types of products. They can be used for swatches, photo albums, menus, and much more. Screwposts are available in black and gold (brass) as well as natural aluminum

BINDING POST SCREWS SERIES-topscrew.jpg  

 

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METAL HANGER STRAP  

METAL HANGER STRAP USED FOR HANGING OR SERCUING ANY TPE OF PIPES.  EASY TO INSTALL WITH NAILS AND SCREWS. METAL HANGER STRAP CAN USED TO HANG INSULATED FLEXIBLE DUCT, RECTANGULAR DUCT, OR ROUND PIPE.
MATERIAL AVAILABLE FOR METAL HANGE STRAP:

STEEL

SURFACE FINISH AVAILABLE FOR METAL HANGE STRAP:
ZINC PLATED

DIMENSION
3/4" X 10   ft.
3/4" x  25   ft.
3/4" x  50   ft.
3/4" x  100 ft.

 

★OTHER SIZE, MATERIAL ARE AVAILABLE UPON REQUEST

METAL HANGER STRAP-1-topscrew.jpg METAL HANGER STRAP SERIES-topscrew.jpg METAL HANGER STRAP-3-topscrew.jpg METAL HANGER STRAP-2-topscrew.jpg  

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BOLT RIVET NUT is easy and fast in installation with handy tool and provides the high torque, strong threads in comparing wuth normal fasteners. The Bolt Rivet Nut features a round serrated body that installs in the same fashion as a Blind Rivet Nut. 
The Bolt Rivet Nut is an ideal alternative to weld studs and clinch stud. It is able to reduce assembling time and improve output.

The installation of bolt rivet nut are faster and easier, it can elminate the need to access the back side of the workpiece. Install all into galvanised or pre-painted material without damaging surface. The bolt rivet nut can elminate the thread masking after finsihing‧  It can install into material as thin as .020 or 0.5mm and install intop a wide range of material type or thickness.

 

BOLT RIVET NUT SERIES -topscrew.jpg BOLT RIVET NUT-3-topscrew.jpg  

ISL (installed Stud Length) Dimension 
Is Based On Max. Grip Installation.

 

To Calculate The Actual Isl In A Specific 
Grip, Use The Following Formula:

Max. Grip - Actual Grip = Grip Difference
ISL + Grip Difference = Actual Isl



 ★CLICK ME 

TO SEE HOW TO INSTALL THE BOLT RIVET NUT 

MATERIALS ARE AVAILABLE FOR BOLT RIVET NUT:

STAINLESS STEEL 302/304 (A2/18-8), 316(A4/18-10), STEEL, ALUMINUM 5056/6061, BRASS C2600

CHARACTERISTCS OF BOLT (SCREW) RIVET NUT:

 

  • BOLT (SCREW) RIVET NUT IS EASY AND FAST IN INSTALLATION WITH HANDY TOOL.
  • BOLT (SCREW) RIVET NUT PROVIDES HIGH TORQUE AND STRONG THREADS IN COMPARING WITH NORMAL FASTENERS.
  • WELDING PROCESS IN NOT REQUIRED IN INSTALLING BOLT (SCREW) RIVET NUT.
  • BOLT (SCREW) RIVET NUT IS ABLE TO REDUCE ASSEMBLING TIME AND IMPROVE OUTPUT.
  • BOLT (SCREW) RIVET NUT IS ABLE TO PROVIDE A STRONG BINDING SUPPORT ON COMBINATION APPLICATIONS.
  • BOLT (SCREW) RIVET NUT WILL NOT LOOSEN FROM VIBRATING OBJECTS ONCE ITS' INSTALLED.
  • BOLT (SCREW) IS ALREADY COMBINED WITH BLIND RIVET NUT BEFORE INSTALLATION, SO IT IS NOT NECESSARY TO INSTALL THE SCREW ON THE BLIND RIVET NUT.
  • BOLT (SCREW) AND BLIND RIVET NUT IS COMBINED RIGIDLY TO SUIT VIBRATING ENVIRONMENT.
  • BOLT (SCREW) RIVET NUTS ARE AVAILABLE IN BOTH UNC AND ISO DIMENSION.  

 

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