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Ball mill has been used in many industries for a long time, the technology is quite mature already. But there are still some problems, such as, lots of investors expressed…

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MTM Series Trapezium Mill

Raymond mill is ever one classic powder grinding machine in the past. And most of modern mill are from it and MTM series milling machine is the most successful one. It optimized…

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MTW Series Trapezium Mill

MTW Series European Trapezium Grinding Mill (MTW Raymond Mill) is developed on the basis of our experts' long-term R & D experience, structure & performance analyses of traditional…

Mill Liner Bolts, Liner Bolts, forged Bolts ...

1.1 This specification covers straight, bent, headed, and headless anchor bolts (also known as anchor rods) made of carbon, medium carbon boron, alloy, or high-strength low-alloy steel. It provides for anchor bolts in three strength grades, two thread classes, and in the diameters specified in Section 4.The specification also covers all-thread rod for use in anchoring to concrete.

Grade 5 Bolts & Fasteners - Zinc Plated Grade 5 Bolts | U ...

Grade 8 Bolts and fasteners are comprised of carbon-alloy steel, heat treated in a carbon controlled atmosphere and are generally the most durable and reliable fastener. Grade 8 bolts have the highest ratings with tensile strength of 150,000 psi. Grade 8 bolts are used marine, military, aerospace, off-road vehicle markets and related mechanical ...

Grades - All Thread Rod

Cement is primarily valued as the key ingredient of concrete, the most widely used construction material in the world. And most types of cement are geared toward these diverse and widespread building needs. But there are also specialty cements that reach beyond construction to fill critical needs in other industries.

Grade 5 Bolts & Fasteners - Zinc Plated Grade 5 Bolts | U ...

Jul 22, 2014· (The illustration above, for example, has three bolts on each side of the tapered steel column.) All foundation anchor bolts must be perpendicular to the concrete surface at exactly 90 degrees. A template must be used to insure exact placement of anchor bolts in concrete. (See illustration.) Anchor bolt placement cannot deviate more than 1/16 ...

Carbon Steel Bolts in ASTM A307 (Grades A and B) | Glaser ...

Nov 19, 2018· Anchor bolts are designed to attach structural elements to concrete. In our industry, anchor bolts are typically used to attach steel to concrete. One end is embedded into the concrete, while the opposite end is threaded to attach structural support. There are four main types of anchor bolts: L-shaped, double end rods with plate, headed, and ...

How to Identify Grade 8 Bolts | DoItYourself.com

Anchor bolt: Image credit: Portland Bolt. Anchor bolts are embedded in concrete or masonry for structural applications. Carriage bolt: Image credit: Bolts 'n Nuts Plus. Carriage bolts are used to fasten metal to wood. The undercut of the bolt head is square to hold the bolt in place once tightened. Elevator bolt: Image credit: TOPS Inc

Anchor Bolts: Types and Uses - Birmingham Fastener

We Manufactures custome based Mill liner bolts. These type of Mill Liner Bolts are used for ball Cement Industry Plants. We manufacture all type of 'High Tensile Fasteners' like Square Head Bolts, Taper Head Bolts, Linear Bolts etc. in metric & inch series like M-24 to M 64 & Dia 5/8" to 2", In leangth 50mm to 600 mm long forging bolts, in 4.6, 4.8, 8.8, 9.8, 10.9, 12.9 grade in …

Oil Well Cement - Lehigh Hanson, Inc.

There are three grades within this specification, 36, 55, or 105. These grade numbers represent the minimum yield strength (ksi) requirement of the anchor bolt. The bolts are color coded at the end that will project from the concrete to easily identify the grade used in the field (Grade 36: Blue, Grade 55: Yellow, Grade 105: Red).

ASTM F1554 - 18 Standard Specification for Anchor Bolts ...

So, with a grade 8, this falls under the SAE J429. You can look that up to go over on google. Just google that and you'll find all the information in reference to the treatment of a grade 8 bolt. A grade 5 bolt falls under ASTM 574. A grade A325 falls under ASTM specifications also and you can look those up on google to get further information.

BOLTED CONNECTIONS – I

2A anchor bolts with Class 2A threads A When Grade 36 is specified, a weldable Grade 55 may be furnished at the supplier's option. 4.2 Weldable steel for Grade 55 is provided for in Supple-mentary Requirement SI. 5. Ordering Information 5.1 Orders for anchor bolts should include the following information:

Anchor Bolts: Types and Uses - Birmingham Fastener

The mill manufacturer specifies a load which is designed to be the optimum load applied to the bolts to hold the mill together for its entire life, which can be in excess of 20 years, some mill manufacturers specify an elongation, unfortunately they usually specify a torque figure which should in a best case produce the correct elongation, but ...

What is the Maximum Spacing for Anchor Bolts?

example, grade 4.6 bolt will have a minimum ultimate strength 40 kgf/mm2 (392 Mpa) and minimum yield strength of 0.6 times 40, which is 24 kgf/mm2 (235 Mpa). Black bolts are unfinished and are made of mild steel and are usually of Grade 4.6. Black bolts have adequate strength and ductility when used properly; but while tightening the

Foundations and Anchor Bolts: Exact location | Metal ...

square, like universal mill plates. The dimensions are ... Anchor bolts (fig. 3-6) are cast into the concrete foundation. They are designed to hold the column ... the grade level required by the ...

5 Options For Bolting To Concrete | DoItYourself.com

The bolts that are not attracted to the magnet are Grade 8 bolts. Look for Bolt Markings. If you do not have a magnet you can still identify Grade 8 bolts by brushing the head of the bolt using a wire brush and counting its radial lines. There are six radial lines on the heads of Grade 8 bolts. Length is measured from under the head.

Mill Bolting

If your application calls for heavier materials, you may need Grade 8 Bolts because they are the hardest and are often used in heavy manufacturing applications. Otherwise, Grade 5 bolts can be used. These bolts are heat treated in a controlled atmosphere from 1⁄4 in. through 1-1/2 in. with a minimum tensile strength of 120,000 psi in ...

10.9 Grade Bolt Manufacturer, Class 10.9 Fastener, 10.9 ...

May 26, 2016· Grade 8 bolts are a heat treated alloy steel that are hardened more than the Grade 5. Thus, they are stronger and can be used in more demanding situations. Grade 8 bolts have 6 evenly spaced radial lines. Grade 8 bolts have a tensile strength of 150,000 PSI. Allen head bolts can easily be identified as they require the use of an allen wrench.

Anchor bolt - Wikipedia

Grade A – headed bolts, threaded rods and bent bolts with a minimum tensile strength of 60 ksi for a wide range of general-purpose applications. Grade B - heavy hex bolts and studs with a tensile strength of 60 to 100 ksi for flanged joints in piping systems with cast iron flanges.

Standard Specification for Anchor Bolts, Steel, 36, 55, and ...

The bolt threads at the end of the steel rod protrude from the concrete, and a washer and nut are used to hold the object being secured in place. Cast-in-place anchors come in different shapes: L-bolt, J-bolt, pigtail anchor with a 10-degree bend, or with a steel plate and hex nut.

STRUCTURAL STEEL TERMS/ LAYOUT AND FABRICATION OF …

find Deals from class 10.9 hex nut, grade 10.9 washer, class 10.9 screw, socket head cap screw manufacturers in India. Grade 10.9 Steel Bolts are very similar to the grade 8. There is only one main difference between both of them and that is Class 10.9 is tougher than class or grade 8 and is normally found in great power motorized applications, in the same way if we talk about Grade …

Bolts in ASTM F1554 (Grades 36, 55 and 105) | Glaser ...

Grade 55 – anchor bolts manufactured from modified mild steel with higher minimum yield strength than grade 36. Available in sizes from ¼ inch to 4 inches. Grade 105 – anchor bolts manufactured from heat-treated medium carbon alloy steel offers the highest strength in its category. Available in sizes from ¼ inch to 3 inches.

Fasteners | Bolt Grades, Strength & Materials

Anchor Bolts. All thread rods are often used as anchor bolts. They are embedded in concrete and provide pull out resistance with their fully threaded bodies, along with the help of a nut, or nut and plate combination. All thread rod anchor bolts are commonly specified using the anchor bolt specification F1554 in Grades 36, 55 and 105.

Mill Liner Bolts, Liner Bolts, forged Bolts ...

Nov 19, 2018· Anchor bolts are designed to attach structural elements to concrete. In our industry, anchor bolts are typically used to attach steel to concrete. One end is embedded into the concrete, while the opposite end is threaded to attach structural support. There are four main types of anchor bolts: L-shaped, double end rods with plate, headed, and ...

Grade 8 Bolts & Fasteners - Grade 8 Hex Head | U-Bolt-It, Inc.

How to Set Anchor Bolts in Wet Concrete. When setting anchor bolts in wet concrete, cast-in-place anchor bolts are typically used. Spacing can be marked on concrete forms with a pencil and tape measure prior to pouring the concrete. Next, nail anchor bolt holders to the concrete forms at the marked locations. Screw the anchor bolts into the ...

WHAT GRADE OF BOLT SHOULD I USE? – Marks Bolts

The simplest – and strongest – form of anchor bolt is cast-in-place, with its embedded end consisting of a standard hexagonal head bolt and washer, 90-bend, or some sort of forged or welded flange (see also Stud welding).The last are used in concrete-steel composite structures as shear connectors. Other uses include anchoring machines to poured concrete floors and …

Steel Anchor Bolts | Steel Building Foundation Options

If your application calls for heavier materials, you may need Grade 8 Bolts because they are the hardest and are often used in heavy manufacturing applications. Otherwise, Grade 5 bolts can be used. These bolts are heat treated in a controlled atmosphere from 1⁄4 in. through 1-1/2 in. with a minimum tensile strength of 120,000 psi in ...