Hebei Silver Arrow Sporting Goods Co.,Ltd.
Determination and dedication lead to success.
|Place of Origin:||China|
|Brand Name:||Silver Arrow Brand|
|Model Number:||SADH -1，SADH -1.5，SADH -1.6，SADH -2|
|Minimum Order Quantity:||10 pieces|
|Packaging Details:||10 pieces in one export standard carton. 20’ container: 1000 pieces|
|Delivery Time:||according to the quantity Less then 10 pieces ,delivery time 1 day Less then 20 pieces,delivery time 3 days More then 100 pieces, delivery time one week.|
|Payment Terms:||T/T,L/C, Paypal,Western Union|
|Supply Ability:||2000 pieces per month|
1)IAAF standard ABS discus
1)The body of the discus must be solid or hollow or other suitable material, with a metal rim, the edge of which must be circular. The cross section of the edge shall be rounded in a true circle having a radius of approximately 6mm.
2)There must be circular plates set flush into the centre of the sides. Alternatively, the discus may be made without metal plates, provided that the equivalent area is flat and the measurements and total weight of the implement correspond to the specifications.
3)Each side of the discus shall be identical and shall be made without indentations, projections or sharp edges. The sides shall taper in a straight line from the beginning of the curve of the rim to a circle of a radius of 25mm to 28.5mm from the centre of the discus.
4)The discus, including the surface of the rim shall have no roughness.
6) The profile of the discus must be designed as follows. From the beginning of the curve of the rim the thickness of the discus increases regularly up to the maximum thickness D. This maximum value is achieved at a distance of 25 mm to 28.5mm from the axis of the discus Y. From this point up to the axis Y the thickness of the discus is constant. Upper and lower side of the discus must be identical, also the discus has to be symmetrical concerning rotation around the axis Y.
1) Inner material is ABS with outer is steel rim
2) Steel rim according precision of lathe processing.
3)Silver Arrow series competitive discus have approved the IAAF certificate.
4)It is the top choice for the competition or the professional athlete.