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Stainless steel Square head Machine Screws

Categories Stainless Steel Machine Screws
Brand Name: HNF
Model Number: M2-M64
Certification: ISO9001:2008
Place of Origin: China
MOQ: Negotiation
Price: Negotiation
Payment Terms: L/C, T/T, Paypal
Supply Ability: 500 tons per month
Delivery Time: 5-15 days
Packaging Details: Common export packing. Carton: 25X25X17, 36cartons/Pallet, or customized packing
Head Drive: Socket Cap Head
Dia.: M2-M52
Surface: Plain
Grade: A2-70
Name: Socket Cap Screws
Material: stainless steel
Pitch: Metric Picth
Technique: Cold Heading
Product name: A2 70 Stainless Steel DIN 912 hexagon Socket Cap Head Machine Screws
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    Stainless steel Square head Machine Screws

    High quality ss304 /316 Stainless steel Square head Machine Screws

    Description:


    1. Firstly, remove the sludge on the surface of broken screw and kill the center of the section with a center jack. Then install a drill bit with diameter of 6-8 mm with an electric drill and drill hole at the center jack hole of the section.After drilling through the hole, take off the small bit and replace it with a bit with a diameter of 16mm. Continue to enlarge and drill through the hole of the broken bolt.

    2. Take a diameter of 3.2 mm below the electrode with small current in the broken bolt hole from inside and outside for surfacing welding the parts take off half the length of the bolt the whole can. Began surfacing welding arc not too long in order to avoid the broken bolt outer wall burn through. After surfacing to broken bolt end face as a surfacing out a 14-16 mm high 8-10 mm in diameter of the cylinder.

    3. After surfacing, hammer the end face with a hand hammer to make the broken bolt vibrate along its axial direction. The heat generated by the previous arc and the subsequent cooling, combined with the vibration at this time, will loosen the thread between the broken bolt and the body.

    4. Carefully observe when a trace of rust is found to leak from the fracture after knocking, you can take the M18 nut sleeve on the overlaying stigma and weld the two together.

    5. After welding, it is cool and hot, use a box wrench to cover the nut and twist it back and forth, or use a small hand hammer to strike the end face of the nut to remove the broken bolt.

    6. After removing the broken bolt, process the screw buckle in the frame with appropriate taps to remove rust and other sundries in the hole.


    Specification:

    StandardHigh quality ss304 /316 Stainless steel Square head Machine Screws
    MaterialStainless Steel
    SizeM2-M36
    Head TypeSocket
    DriveAllen
    ClassSS304 SS316
    Delivery Lead Time10-25 workdays
    Application

    1. Machinery 2. Stationary 3. Architecture 4. Hardware and Plastic Molds 5. Electric Appliance

    SampleFREE SAMPLE
    Test EquipmentsDesktop direct- reading spectrometer, cutting machine, automatic pre- milling machine, polishing machin, hard-testing gauge(Vickers), metallography microscope, electrolytic thickness gauge, tensile testing machine, salt spray device, magnetic detection machine(magnetic particle flaw detector), Caliper, Go&No-go gauge and etc.


    Diameter d1M2

    M2.5

    M3M4M5M6M8
    t min.11.11.322.534
    s1.522.53456
    k max.22.534568
    d23.84.55.578.51013

    NOMINALBODY DIA.HEAD DIA.HEAD HEIGHTHEX SKT
    SIZEMAXMINMAXMINMAXMINNOM
    1/40.25000.24350.37500.36500.2500.2443/16
    5/160.31250.30530.46900.45700.3120.3061/4
    3/80.37500.36780.56200.55000.3750.3685/16
    7/160.43750.42940.65600.64200.4380.4303/8
    1/20.50000.49190.75000.73500.5000.4923/8
    5/80.62500.61630.93800.92100.6250.6161/2
    3/40.75000.74061.12501.10700.7500.7405/8
    7/80.87500.86471.31201.29300.8750.8643/4
    11.00000.98861.50001.47901.0000.9883/4
    1 1/81.12501.10861.68801.66501.1251.1117/8
    1 1/41.25001.23361.87501.85201.2501.2367/8
    1 3/81.37501.35682.06202.03801.3751.3601
    1 1/21.50001.48182.25002.22401.5001.4851
    1 3/41.75001.72952.62502.59701.7501.7341 1/4
    22.00001.97803.00002.97002.0001.9831 1/2
    2 1/42.25002.22803.37503.34402.2502.2321 3/4
    2 1/22.50002.47623.75003.71702.5002.4811 3/4
    2 3/42.75002.72624.12504.09002.7502.7302
    33.00002.97624.50004.46403.0003.9792 1/4


    Application:

    Similar with countersunk head screw, the socket cap screws are in greater the strength of the connection, but must use the appropriate size Allen wrench screw to assemb or disassemb. Generally used for a variety of machine tools and accessories.
    Structural Steel; Metal Buliding; Oil&Gas; Tower&Pole; Wind Energy; Mechanical Machine; Automobile: Home Decorating and etc.

    Advantages:


    1. One-stop shopping;
    2. High quality;
    3. Competitive price;
    4. Timely delivery;
    5. Technical support;
    6. Supply Material and Test Reports;



    Quality Stainless steel Square head Machine Screws for sale
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