Shenzhen Dallast Technology Co., Ltd. is one of the leading manufacturers and suppliers of 4 point 240 ton telescopic cylinder for gantry crane in China, also supports customized service. If you're going to wholesale durable 4 point 240 ton telescopic cylinder for gantry crane made in China, welcome to get pricelist from our factory. Quality products and reasonable price are available.
Product Introduction
What kind of material is used in DALLAST hydraulic cylinder?
Generally, Q345 / ST52 / E355 / E460, etc. are cold drawn tubes; 27simn /stainless steel 304/316/420, these are all hot-rolled seamless tubes.
DALLAST use 27SiMn material after quenching and tempering treatment, with high tensile strength and high yield strength. Compared with ST52/ST52-3 steel, the tensile strength is increased by 59% and the yield strength is increased by 72%.
DALLAST provide hydraulic cylinders design service. If your company need specialize requirement, we can provide custom hydraulic cylinders for you according to your technical parameters:
Company show
Telescopic hydraulic cylinder quality guarantee system
Program before Delivery
1). Trial Operation Test
2). Start-up Pressure Test
3). Pressure-Tight Test
4). Leak Test
5). Full Stroke Test
6). Buffer Test
7). Testing the Effect of Limit
8). Load Efficiency Test
9). Reliability Test
Every piece of hydraulic cylinder should be 100% tested before shipping out.
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