M4 M8 stainless steel 304 316 Hex Head bolts with hex nuts and washers

M4 M8 stainless steel 304 316 Hex Head bolts with hex nuts and washers

Description:

Combination of screws Material choices are divided into a combination of iron and stainless steel screws combination of screws. It's just different materials has been. And the combination of screws country label, there are choices, GB9074.4, GB9074.8, GB9074.13 like. These are just different combinations screws GB is called, like the stock market head combination screw GB9074.4, GB9074.8 is a combination of small pan head screws. GB9074.13 is a combination hex screws.
Combination of screws role is also very simple, is to connect the fastening product items, because it is elastic pad rubbing good teeth on the screws, you do not need the use of a flat pad with a bomb. And when using a combination of screws and a particularly large role in that locking effect.
The benefits that the use of a combination of screws, saving time by hand with a flat pad shells, but also increases the number of electronic appliances, and other manufacturers use special screws and more efficient to play the screws. There are some particularly large manufacturers with screws, the screws are required when playing with shells flat pad used on some products. A bomb to a flat pad. So it is very time-consuming, laborious, but also expensive.
Precautions
Screw combination with iron magnet can suck it up, the combination of stainless steel screws are difficult to suck up.
The combination of environmental and non-environmental screws with the naked eye can not see, the need for mechanical tests. And vacuum can not determine with the naked eye.
Combination of screws to determine the specifications required by the national standard.
Combination of screws needed salt spray salt spray machine to measure how many hours.Refers to a combination of screws, the screw with a bomb equipped with a flat washer and a spring washer.

Specification:

Then after rubbing teeth, combinating the screws, plain washer and spring washer together assembly. While the second type refers to a combination of screws which only with a spring washer or with only a plain washer. Or you can also have to do with only two assembly a flower teeth. Overall combination screws are widely used in electrical, power, machinery, electronics, household appliances, furniture, Boats, and so on. But above said screw different combinations have different effects. For example, a combination of cross pan head screws, small electronic products are generally used. Larger cross combination hex screws used on larger electrical products, such as the inverter, there are some big drive above use a lot of combinations of cross hex screws. Play on the drive chassis. So relax tightening effect. For example, in the second screw combination with pinking two combination screws on the drive with this role it is used to break the paint, so that the surface of the housing plate all energized. For example, there are four combinations of two screw press line, which itself is a pan-head screws to bring a four-pad combination of two screws. It is generally used in the terminals in the face. Role is to wiring for isobars.

Hex Head Combination stainless steel Machine Screws are widely used.

Stainless steel machine Screws are mainly for railway and road bridges, steel boilers, industrial plants, high-rise buildings, tower mast structure, lifting machinery and steel structures need to use a combination of friction-type high screw occasions.

Advantages:

1. Reply you in 24 working hours.
2. Experienced staffs would like to answer all your questions in time.
3. Customized design is available. ODM&OEM are welcomed.
4. Professional engineers and staff.
5. Special discount and protection of sales are provided to our consumers.

6. The shortest delivery
7. The fastest response

Certification

Through scientific management, Jiaxing Haina fastener Ltd company has been obtained ISO9000 certificate of Quality Managerment System, SGS and BV international certificate system of Make in China.

Jiaxing Haina Fastener co. Ltd was established in 2010, located in the hometown of fasteners jiaxing city. For many years of export experience, our products has been best-selling in Europe, the United States, the Middle East and Southeast Asia. The products are manufactured by more functions machine, which is brought in domestic and foreign well-known enterprises. The products made are fully compatible with the international standards, well received by domestic and foreign customers. Through scientific management, Jiaxing Haina fastener Ltd company has been obtained ISO9000 certificate of Quality Managerment System, SGS and BV international certificate system of Make in China.

Product standards including DIN, ISO, GB and ASME/ANSI, BS, JIS AS. Main levels of carbon steel: 4.8, 4.8, 6.8, 8.8, 10.9, and 12.9 grade, the main material of stainless steel SS201, SS304, SS316 and various kinds of special stainless steel.

The width range of our products can be divided into auto fasteners, mechanical fasteners, construction fasteners, power fasteners, railway fasteners, household electrical appliances fasteners and chemical fasteners,

We have first-class service team, so we can meet the different requests for a set of customers. We solemnly commitment, first-grade quality, timely delivery guaranteed

Reasonable price and service paramount, forward to the operation principle of quality first and customer first, pursuit of excellence to create first-class brand, our aim is brand promoting development, management promoting earnings, warmly greeting home and abroad new and old customers to communicate and cooperate to seek greater success and brilliant future.