Mud Suction & Discharge Rubber Hose

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Mud Suction & Discharge Rubber Hose

Q: Who include who btween them?: Some people have a national (industry) standard type of fasteners called standard fasteners, referred to as standard parts.

Q: Bolts and other connection fasteners some points A B C grade what it means: Bolts and other fasteners connected due to a wide range of applications, the product level requirements are different, so the bolt product grade is divided into A, B, C three grades. One of the most accurate A, C level of the most inaccurate, B between the two. Class A is used for important applications where assembly accuracy is high and subject to greater impact, vibration or variable loads. Class A for d = 1.6-24mm and l ≤ 10d or l ≤ 150mm bolts. B grade for d> 24mm or l> 10d or l ≥ 150mm bolts, thin rod B grade M3-M20 hexagonal flange bolts, anti-loose performance better. Class C is between M5 and M64.

Q: Who is the information on fasteners ah?: Fasteners, accessories and fittings Product categories: screws, waffles, bolts, nuts, screws, rivets, studs, washers, assemblies and connecting parts and related products.

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?: Heat treatment mainly refers to the dipped fire. Dip the fire is not dipped into the water, is the oil. So the quality of oil, dipped in the temperature of the fire, dipped in the fire time are demanding Moreover, some special requirements need to double the fire, the difficulty is indeed great. In addition, heat treatment often take into account the requirements of the next step surface treatment, so have to consider

Q: What is the name of the screw (fastener)?: Screw, it was also called "screw" [screw], "screw" (screw). In fact, the screw is known, and the screws, screw rods are different from each other. Screws are generally called wood screws; is the tip of the kind of tip, pitch larger, generally used to tighten wood parts, plastic parts. Screw is a screw (mechanical screw), is the front of the kind of flat head, pitch is small, uniform, generally used to fasten the metal, machine parts.

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.

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

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: Will the stainless steel fastening standard parts of the national standard code and name?: This need to ask the district to do fasteners manufacturers know

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