Hot sale Factory ASTM A193 B7 All Threaded Stud Bolts to Provence Factories

ASTM A193/A193M B7 All Threaded Stud Bolts

API 6A 6D Flange Valve Wellhead ASME/ANSI Flange All Thread Stud Bolts

Alloy steel bolting for pressure vessels, valves, flanges, and fittings for high temperature or high pressure service, or other special purpose applications.

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

Please feel free to contact us for more details.


  • Hot sale Factory ASTM A193 B7 All Threaded Stud Bolts to Provence Factories Related Video:



    • ULTRA-HIGH PERFORMANCE BURS – Patented tooth geometry provides exceptional performance.
    • BUR-MAXX CUT DESIGN – Large tooth wedge provides increased strength, durability and faster cut rate.
    • TiN (TITANIUM NITRIDE) COATING – Substantially increases cutting performance and tool life.
    • TWICE THE LIFE – The Bur-Maxx design plus super tough TiN coating provides up to twice the life of conventional TiN solid carbide burs.
    • EXTREMELY FAST CUT RATE – Cuts twice as fast as other TiN coated burs.
    • SMOOTHER CUTTING – Reduces vibration, chattering and stress.
    • SUPERIOR FINISHES – Work surfaces have superior finish appearance and can require less re-work.
    • REDUCED CHIP LOADING – TiN coating helps eliminate chip loading in teeth, and keeps cutting action smooth, consistent and fast.
    • APPLICATIONS – Ideal for stock and weldment removal of mild steel, stainless steel, cast iron, alloys and other ferrous metals.



    1 take of nut
    2 take of hex hub and pin
    3 put in new pin and put new 17mm hex on aline with pin
    4 put screw on •THREADS OUT• and tighten

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