NATIONALSTANDARD TRIANGLE CHAIN BLOCKS
Usage: Widely used in mining, agriculture, electricity, construction, shipbuilding, transportation and other production and construction equipment installation, cargo lifting, mechanical traction and other industries, especially in outdoor and non power operation places, it has its unique advantages.
The central lifting chain wheel adopts precision casting, high-frequency quenching, and is durable:
Special bearings are used at both ends, with a compact structure and flexible transmission; The gear, spline gear, upper and lower hooks, and hook bracket are made of 20 chromium chromium couple carbon alloy steel, which has high forging strength and is not easy to break; The lifting lotus wheel is forged with 40CR chromium vanadium steel and heat treated to ensure safety and reliability during lifting operations. The patented spline long shaft mechanism is easy to disassemble and assemble.
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