Serrated Safety Washer is a kind of Belleville Disc Spring with trapezoid cross section and serrations on both sides. Serrated Safety Washers are connected with bolt or screw, it can prevent bolt relaxation after vibration by increasing the friction resistance.
The PSB830 thread bar is made of black steel with a continuous right-handed along the entire length of the bar.The continuous threading allows the cut of the bar with different length according to the design requirements and it also improves the adhesion between the bar and grouting.
We have cast iron spiral staircase diameter from 1080mm to 1660mm, our staircase is with ancient Roma fashion style named as M1880, M1890, M1895, M1900 and M1910. We supply staircase steps, balusters, handrails as well as accessories for installing. It can be installed both indoor and outdoor.
Balusters, like human bones, are the base support of garden buildings. Shenghongyuan's perfectly made balusters are the best materials for making fences, gates, balconies, and railings. There are various styles you may choose from. Twist, nest, flowers, leaves…All the patterns can be customized as well as the material and size. If you want to make your own fencing business, contact us now!
The roof material of this model is transparent polycarbonate solid sheet. The sunlight can enter into the greenhouse easily. There are many color of solid sheet for your selection.
Wrought iron panel, made of round steel bars, stamped steel leaves, hand forged by skilled craftsmen. Widely used on wrought iron gate, fence. Any designs along with drawing could also be produced.
Decorative Metal Stamped Rosettes made of steel sheet, easy to weld. thickness 1-4mm is available.It is light in weight, just in hardness, has high dimensional accuracy, is uniform in size with the module, and has good interchangeability.
Forged Steel Leaves made of steel, produced by hand. Widely used in metal fence and gate decoration
Wrought Iron baskets are also known by different names like Ornamental Iron baskets - Gate Grill baskets - Gate Railings baskets - Mild Steel Gate Panels baskets - fencing baskets - Decorative gate Ironwork baskets - stair panels baskets - 4 wire baskets - 8 wire baskets - custom design wire baskets etc.
Cast iron spearhead is mainly used for courtyard guardrail and gate decoration.
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