High Pressure Fast Connector

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High Pressure Fast Connector

Q: Who include who btween them?: Fasteners are said from the point of view of the action, which contains both standard parts (GB ANSI ASME DIN EU JIS, etc.) and non-standard parts (according to the drawings) is not entirely a concept

Q: What are some of the common fastener products?: There is also a fastener called a nail, which is made up of the nail and the nail, which is fixed by welding to another part and connected together.

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: Bolts and other connection fasteners some points A B C grade what it means: Grade is not the same, the tolerance range is not the same, A-level tolerance of the smallest, C-class tolerance of the largest

Q: A194 GR3 is what style fasteners: A194 American standard I know is the US system, but now do not understand is GR3 in the end is what it means

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 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?: 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: 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

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: Fasteners are generally standard parts, have national standards (except for special requirements)

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