What size is a flange bolt?

What size is a flange bolt?

Flange bolts are partially and fully threaded depending on size and length. The point for hex types is chamfered or rounded; for 12 point, it’s flat and chamfered. Typical sizes for hex range from 3/8″ to 3/4″; #10 to 1/2″ for serrated hex; and 1/4″ to 1″ in diameter for 12 point.

Are lap joint flanges raised face?

Lap Joint Facing As illustrated in Figure-1, the flared end of the stub end protrudes from the flange and acts as a raised face. In fact, the diameter of the flared end is the same as that of a raised face of a conventional slip on flange.

What is the difference between lap joint flange and slip on flange?

lap joint flanges are very similar to a slip-on flange, with the main difference being that it has a curved radius at the bore and face to house a lap joint stub-end. Lap joint flanges and stub-end assemblies are typically used in situations where frequent dismantling is required for for inspection.

What size bolts for 2 300 flange?

BOLTING DIMENSIONS FOR 300 LB. FLANGES

How do you measure a flange bolt?

Measure across the centre from the external edge to the other external edge of the flange. Measure from centre of the bolt hole to centre of the opposite bolt hole. This can also be measured from the external edge of the bolt hole to the internal edge of the opposite bolt hole.

What is flange bolt?

Used in automotive applications, plumbing, and more, flange bolts feature a washer like flange beneath the bolt head that speeds production time and distributes the clamping load, offering protection to the mating surface.

Where do you put a lap joint flange?

The lap-joint flange and stub-end assembly are used mainly in piping systems that necessitate frequent dismantling for inspection or routine maintenance. It is also used in the erection of large diameter or hard-to-adjust piping configurations because of its quick bolt hole alignment.

What is a lap joint stub end?

Lap joint stub ends are fittings used in place of welded flanges where rotating back up flanges are desired.

What is stub end?

Used in conjunction with a backing flange, a Stub End is, essentially, a short length of pipe with one flared end and one square-cut end, which is welded to a pipe of the same NPS, material grade and schedule. Type A Stub Ends are produced and machined to fit Lap Joint flanges. They are the most common.

How much pressure can a 300 flange hold?

the class 300 flange (bigger and stronger, but with the same bore size) withstands 570 psi at the same temperature of 600 degrees F°

What are the dimensions of a lap joint flange?

Lap joint flange dimensions class 2500 in inches (ASME B16.5) Lap joint flange dimensions class 150 in millimeters (ASME B16.5) Lap joint flange dimensions class 300 in millimeters (ASME B16.5) Need an Offer? what about over 4 inches LJ flanges?

How big is a lap joint bolt circle?

LAP JOINT CLASS 150 (IN INCH) FLANGE NPS Inside Diameter Outside Diameter Bolt Circle (BC) H 1/2″ 0.88″ 3.50″ 2.38″ 1.19″ 3/4″ 1.09″ 3.88″ 2.75″ 1.50″ 1″ 1.36″ 4.25″ 3.12″ 1.94″ 1-1/4″ 1.70″ 4.62″ 3.50″ 2.31″

What are the dimensions of 150 lb steel flanges?

BOLTING DIMENSIONS FOR 150 LB. FLANGES Nom. Pipe Size 150 Lb. Steel Flanges 150 Lb. Steel Flanges 150 Lb. Steel Flanges 150 Lb. Steel Flanges 1-1/2 3-7/8 1/2 2-3/4 2-1/4 2 4-3/4 5/8 3 2-3/4 2-1/2 5-1/2 5/8 3-1/4 3 3 6 5/8 3-1/2 3

What are the dimensions of a stud bolt?

The length of the Stud Bolt does not include the height of the chamfers (points). Dimensional Tolerances of Lap Joint Flanges ASME B16.5 Outside Diameter * Tolerances not listed in ASME B16.5 2013 ≤ 24 = 1.6 mm > 24 = ± 3.2 mm Inside Diameter ≤ 10 = ± 0.8 mm ≥ 12 = + 1.6 mm / – 0 mm Outside Diameter of Hub ≤ 12 = + 2.4 mm / – 1.6 mm