Q:Our company to purchase a number of fasteners to see when the CAD drawings in the technical requirements I do not know the specific to write those content

You mark the standard number and grade on the line, but the general standard is not required to issue a drawing. Quality inspection in accordance with the standard check can be.

Q:For the commonly used standard parts, for some of the quality of good or bad, how to distinguish,

If it is important, random to do one or two destructive pull test, their own press with a simple tooling, pay attention to safety, if their own, to the physical and chemical test units or heat treatment of the brothers can do. You can also go to the supplier to monitor the sampling of such a similar test (contract agreed).

Q:what parts do Fasteners include

nut: with a threaded hole, the shape was generally flat hexagonal cylindrical, there are flat square or flat cylindrical

Q:Who is the information on fasteners ah?

Automotive and various vehicle fasteners, building decoration fasteners, furniture fasteners, home appliances fasteners, electronic fasteners, general standard fasteners.

Q:Fasteners are used in what areas?

In the international arena, fasteners according to the use of the field can be divided into two categories, one is the general use of fasteners, the other is aerospace fasteners.

Q:What is the name of the screw (fastener)?

By hole type: a. Through hole b. Blind hole Material: a. Iron (Fe) b. Aluminum (Al) c. Stainless steel (sus)By color: a. Colorful (character) b. Blue zinc c. Black zinc

Q:What are some of the common fastener products?

Assembly This fastener is used to assemble the supply, for example, can be a machine screw and flat washers combined use; connection of this fastener is to love you a special bolt, nuts and washers Combined use, for example, steel structure with high strength hexagon head bolts connected vice.

Q:Are there categories of fasteners classified by material?

According to the use of different materials, fasteners are divided into carbon structural steel fasteners, alloy structural steel fasteners, stainless steel fasteners, high temperature alloy fasteners, aluminum alloy fasteners, titanium fasteners, titanium Niobium alloy fasteners and non-metallic fasteners.

Q:Fasteners often say that the nature of galvanized oxidation is what it means

True color means that the surface of the fastener is not treated. Galvanized refers to non-zinc easily oxidized metal fastener surface coated with a layer of zinc, the role is to prevent its rust. Oxidation refers to the surface of the metal fastener through a chemical reaction to produce a layer of rust-proof film, the main role is rust, the other can also beautify the appearance.

Q:What fasteners are manufacturers in China?

(3) Ningbo Jinding Fasteners Co., Ltd. (4) Jin billion Industrial Co., Ltd. (5) Zhejiang Zhapu Industrial Co., Ltd. (3) Changshu Standard Parts Factory; (2) Shanghai Standard Five High Strength Fasteners Co.