High Middle Low Pressure Union

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Q: What are some of the common fastener products?: The washer is a flat, rounded fastener that is typically mounted between bolts, screws, or between the support surface of the nut and the surface of the connecting part to increase the contact area of the connected part and reduce the pressure in a certain area , To ensure that the connection parts will not be damaged; there is a flexible washer, but also to prevent the nut loose situation.

Q: High-strength screw standard parts of the quality of what data: Material: Does the chemical composition meet the standard requirements Appearance: Good surface treatment: Does it meet the standard requirements? If 1 and 4 problems, this batch of bolts directly failed,

Q: In the fastener industry, 1018 refers to what material: Low carbon steel, can only be used to produce the general screw class, and 102A almost

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: For the commonly used standard parts, for some of the quality of good or bad, how to distinguish,: Thread: Do not have chaos, roughness standards, internal and external thread test sets of each other about. search for

Q: Is it hard to heat the fasteners?: Fasteners are a kind of standard parts, and their requirements are often higher than other standard parts, but heat treatment is better

Q: Does the fastener include screws?: A type of fastener with no head at both ends. At the end of the connection, it must be screwed into the part with the internally threaded hole and the other end through the part with the through hole and the nut is screwed even if the two parts are fastened together. This type of connection is called a stud connection and is also a detachable connection. Mainly used for one of the connected parts of a larger thickness, requiring a compact structure or due to the frequent removal of the bolt should not be used occasions.

Q: What fasteners are manufacturers in China?: (11) Ningbo Ningli high-strength fasteners Ltd.(12) Ningbo Donggang Fastener Manufacturing Co., Ltd.

Q: Are there categories of fasteners classified by material?: Mainly carbon steel, alloy steel, stainless steel, other materials category

Q: What are all the fasteners?: Under the national standard 13 categories: are studs, nuts, screws, bolts, washers, retaining rings, pins, wood screws, tapping screws, rivets, welding nails, assemblies and connecting vice, innovative and non-standard products

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