1.Description of flat head screw :
materiál | Alloy steel;Stainless steel;Carbon steel etc. |
tvrdosť | HRC34-43 |
dĺžka | 3mm-90mm |
Metric | M4,M5,M6,M8,M10,M12,M14, M16,etc. |
Inch | 3/16, 1/4, 5/16, 3/8, 1/2,etc. |
štandardné | Customized as customers' request.JIS/DIN/ASME/BSW/GB , etc. |
povrch liečba | Plain, Black Oxide,nickel plated, Chromated, passivated, zinc plating, phosphated, Dacromet,copper plating, gold plating and etc as per your need. |
Customize | Accept |
Specification of flat head screw :
veľkosť | Screw Pitch | Diameter of Thread | A Head Diameter | H Head Thickness |
M2 | 0.4 | 2.0 | 3.8 | 1.3 |
M2.5 | 0.5 | 2.5 | 4.8 | 1.7 |
M3 | 0.5 | 3.0 | 6.0 | 1.7 |
M4 | 0.7 | 4.0 | 8.0 | 2.3 |
M5 | 0.8 | 5.0 | 10.0 | 2.8 |
M6 | 1.0 | 6.0 | 12.0 | 3.3 |
M8 | 1.3 | 8.0 | 18.0 | 4.4 |
M10 | 1.5 | 10.0 | 20.0 | 5.5 |
M12 | 1.8 | 12.0 | 24.0 | 8.0 |
M14 | 2.0 | 14.0 | 27.0 | 8.3 |
M16 | 2.0 | 16.0 | 30.0 | 8.5 |
M18 | 2.5 | 18.0 | 33.0 | 8.5 |
M20 | 2.5 | 20.0 | 36.0 | 8.5 |
M22 | 2.5 | 22.0 | 36.0 | 8.5 |
M24 | 3.0 | 24.0 | 39.0 | 14.0 |
typ | dĺžka | veľkosť |
Inch | 1/4, 3/8, 1/2, 5/8, 3/4, 1'', 1-1/4, 1-1/2, 1-3/4, 2", 2-1/2, 3" | 3/16, 1/4, , 5/16, 3/8, 1/2 |
Metric | 6, 8, 10, 12, 16, 20, 25, 30, 35, 40, 45, 50, 60, 70 | M4, M5, M6, M8, M10, M12 |
výhody
3.Features of flat head screw :
(1). High strength alloy steel double end stud- , fully-threaded stud and heavy hex nut applied on petrochemical industry, boiler and wind power generation.
(2). Bolt used on guardrail panel of expressway with mechanical property of Grade 4.8 and 8.8.
(3). The outside surface of the screw head is round, but the inside is the sunk hexagon
(4).It’s mainly used in the machinery. With fastening, easy disassembly, not easy to slip angle and other advantages.
(5). It’s mainly used for textile manufacturing, mold assembly, injection mold, machinery mold, hydraulic equipment, and other high-strength requirements.
Service We Can Offer You:
♥Quick Response:Your inquiry will be replied within 24 hours.
♥High Quality:Well-trained workers and more than 10 years experience.
♥Customer First:Customer oriented, efficient solution to control the cost for our client.
♥Competitive Price:Directly from factory to save your money.
♥After-sales Warranty:Once there is problem after you received products, you can contact us in time. We will resolve it in short time.
♥Flexibility:Small orders are acceptable for quick delivery and to help you reduce stock cost.
♥QC System:Each part has been got 100% test and try out before shipment.
♥OEM Service:Custom fabrication according to your drawings, samples or designs.
Stručné informácie
Miesto pôvodu: Jiangsu, Čína (pevnina)
Štandard: DIN
Product name: flat head screw
Item No.: ls312
screw Color: Zinc plated,black,plain
Surface treatment: Zinc,Nickel plated,Black Oxide
product grade:A
material grade:12.9
Sample: Available
Material: carbon steel , stainless steel,alloy steel
Strength grade: 4.8, 8.8, 10.9, 12.9 etc
screw size: M3-M24