• Big Diameter Dredging Rubber Hose System 1
Big Diameter Dredging Rubber Hose

Big Diameter Dredging Rubber Hose

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Loading Port:
Tianjin
Payment Terms:
TT OR LC
Min Order Qty:
50 pc
Supply Capability:
3000 pc/month

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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:In the fastener industry, 1018 refers to what material
Low-carbon steel. Domestic in accordance with the Japanese standard to create the SWRCH18A. (JIS G 3507) Carbon C: 0.15 to 0.20 Silicon Si: 0.17 to 0.37 Mn Mn: 0.60 to 0.90 Phosphorus P: ≤0.030 Sulfur S: ≤0.035 The carbon content of the material is relatively low and can not be quenched and tempered. Used for cold piers to make low-grade screws. Pull up the strength of 450Mpa.
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:High-strength screw standard parts of the quality of what data
High strength bolts are used for connecting bridges, rails, high pressure and ultrahigh pressure equipment.
Q:what parts do Fasteners include
Screw: also by the head and screw two parts of a class of fasteners, according to the use can be divided into three categories: machine screws, set screws and special purpose screws. The machine screw is mainly used for a fastening screw hole part, with a through hole between the parts of the fastening connection, no nut matching (this connection is called the screw connection, also belong to the detachable connection; Used in conjunction with nuts for fastening connections between two parts with through holes.) The locking screw is mainly used to hold the relative position between the two parts. Special purpose screws such as rings are used for lifting parts.
Q:Does the fastener include screws?
Fastener fasteners are also known as standard parts on the market and are a generic term for a class of mechanical parts that are used when two or more parts (or components) are tightly connected as a unit. It is characterized by a wide variety of specifications, performance purposes vary, and standardization, serialization, the degree of generalization is very high. Fasteners are the most widely used mechanical base pieces and are in great demand.
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 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: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: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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