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Chrome Plated A193 B7 Threaded Stud Bolts
API 6A Flange Valve Wellhead All Thread Stud Bolts
Standard: IFI-136, ASME B16.5, DIN976
Inch Size: 1/4”-4” with various lengths
Metric Size: M6-M100 with various lengths
Other Available Grade:
ASTM A193/A193M B7, B7M, B16, B8 Class 1 & 2, B8M Class 1 & 2,
ASTM A320/A320M L7, L7M, L43, B8 Class 1 & 2, B8M Class 1 & 2, and so on.
Finish: Plain, Black Oxide, Zinc Plated, Zinc Nickel Plated, Cadmium Plated, PTFE etc.
Packing: Bulk about 25 kgs each carton, 36 cartons each pallet
Advantage: High Quality and Strict Quality Control, Competitive Price,Timely Delivery; Technical Support, Supply Test Reports
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B7 Stud BoltsChina Threaded Bolt
Europe style for China ASTM A193 Gr B7 A194 B16 L7 L7m 2h Thread Bar /Threaded Rod Thread Rod /Double End Stud Bolt with A194 Gr 2h Nut Related Video:
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Step by Step Tutorial Learn how to use a rotary laser level. This is a small beginners tutorial to explain how rotary levels work and how to use them.
A Laser level can be used to determine the elevation of diferent areas on a plane, or to set an elevation of many items like concrete form boards, building pads, sewer lines and much more.
initial steps:
1. Set up your laser with a tripod. make sure to place it on an area that will reach all the points you will be checking.
2. Install the rotary laser as level as possible. Most rotary lasers are capable of self-leveling; however, you need to place it on a surface that is somehwhat level otherwise it will not work.
3. Set a benchmark. This will be your control point to the elevation you want. For example, let’s say your level was set next in a landscape area, and you need to make the area level. look for the spot that resembles to your desired elevation, and measure the height with your measuring stick.
4. Double chek your elevations.
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