{"id":1645,"date":"2026-01-13T03:26:33","date_gmt":"2026-01-13T03:26:33","guid":{"rendered":"https:\/\/hydrauliccylindersmanufacturer.com\/?post_type=product&p=1645"},"modified":"2026-01-13T03:32:37","modified_gmt":"2026-01-13T03:32:37","slug":"spring-hydraulic-cylinders-for-truss-arm-crawler-crane","status":"publish","type":"product","link":"https:\/\/hydrauliccylindersmanufacturer.com\/fa\/product\/\u0633\u06cc\u0644\u0646\u062f\u0631\u0647\u0627\u06cc-\u0647\u06cc\u062f\u0631\u0648\u0644\u06cc\u06a9-\u0641\u0646\u0631\u06cc-\u0628\u0631\u0627\u06cc-\u062c\u0631\u062b\u0642\u06cc\u0644-\u062e\/","title":{"rendered":"\u0633\u06cc\u0644\u0646\u062f\u0631\u0647\u0627\u06cc \u0647\u06cc\u062f\u0631\u0648\u0644\u06cc\u06a9 \u0641\u0646\u0631\u06cc \u0628\u0631\u0627\u06cc \u062c\u0631\u062b\u0642\u06cc\u0644 \u062e\u0632\u0646\u062f\u0647 Truss arm"},"content":{"rendered":"
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\u0645\u0634\u062e\u0635\u0627\u062a \u0641\u0646\u06cc: \u0642\u062f\u0631\u062a \u06a9\u0634\u0634<\/h2>\n
\n\n\n\n\n\n\n\n\n\n\n
\u067e\u0627\u0631\u0627\u0645\u062a\u0631<\/th>\n\u0627\u0631\u0632\u0634<\/th>\n<\/tr>\n<\/thead>\n
\u0639\u0645\u0644\u06a9\u0631\u062f<\/td>\n\u0627\u062b\u0631 \u0628\u0627\u0641\u0631\u06cc<\/td>\n<\/tr>\n
\u0642\u0637\u0631 \u0633\u06cc\u0644\u0646\u062f\u0631<\/td>\n50 mm – 63 mm<\/td>\n<\/tr>\n
\u0642\u0637\u0631 \u0645\u06cc\u0644\u0647<\/td>\n\u06f3\u06f2 \u0645\u06cc\u0644\u06cc\u200c\u0645\u062a\u0631<\/td>\n<\/tr>\n
\u0633\u0641\u0631<\/td>\n25 mm – 60 mm<\/td>\n<\/tr>\n
\u062d\u062f\u0627\u06a9\u062b\u0631 \u0641\u0634\u0627\u0631<\/td>\n6 \u0645\u06af\u0627\u067e\u0627\u0633\u06a9\u0627\u0644<\/td>\n<\/tr>\n
\u062d\u062f\u0627\u06a9\u062b\u0631 \u0631\u0627\u0646\u0634<\/td>\n\u06f1\u06f9 \u06a9\u06cc\u0644\u0648\u0646\u06cc\u0648\u062a\u0646<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

The “Unsung Hero” of Crawler Stability<\/h2>\n

\u0628\u06cc\u0627\u06cc\u06cc\u062f \u0628\u0631\u0627\u06cc \u06cc\u06a9 \u0644\u062d\u0638\u0647 \u0635\u0627\u062f\u0642 \u0628\u0627\u0634\u06cc\u0645. \u0648\u0642\u062a\u06cc \u0628\u0647 \u06cc\u06a9 \u062c\u0631\u062b\u0642\u06cc\u0644 \u062e\u0632\u0646\u062f\u0647 \u06f6\u06f0\u06f0 \u062a\u0646\u06cc \u0628\u0627 \u0628\u0627\u0632\u0648\u06cc \u062e\u0631\u067e\u0627\u06cc\u06cc \u0646\u06af\u0627\u0647 \u0645\u06cc\u200c\u06a9\u0646\u06cc\u062f\u060c \u0647\u0645\u0647 \u0628\u0647 \u0633\u06cc\u0644\u0646\u062f\u0631\u0647\u0627\u06cc \u0628\u0627\u0644\u0627\u0628\u0631 \u0627\u0635\u0644\u06cc \u0628\u0648\u0645 \u062e\u06cc\u0631\u0647 \u0645\u06cc\u200c\u0634\u0648\u0646\u062f. \u0622\u0646\u0647\u0627 \u063a\u0648\u0644\u200c\u0647\u0627 \u0648 \u062e\u06cc\u0631\u0647\u200c\u06a9\u0646\u0646\u062f\u0647\u200c\u0647\u0627 \u0647\u0633\u062a\u0646\u062f. \u0627\u0645\u0627 \u0637\u0628\u0642 \u062a\u062c\u0631\u0628\u0647 \u0645\u0627\u060c \u0633\u06cc\u0644\u0646\u062f\u0631\u0647\u0627\u06cc \u0647\u06cc\u062f\u0631\u0648\u0644\u06cc\u06a9 \u0641\u0646\u0631\u06cc<\/strong> (often used for track tensioning, braking systems, or safety locking pins) are the components that actually let you sleep at night. These aren’t just simple actuators; they are the fail-safe line of defense. If the hydraulic system loses pressure, that spring stack inside the cylinder has to engage immediately, with zero hesitation, to lock the track or hold the tension.<\/p>\n

We\u2019ve seen too many site managers ignore these cylinders until a track jumps a sprocket or a brake fails to hold on a slope. Most printers\u2014sorry, I mean most procurement teams\u2014don’t realize that the fatigue life of the internal spring stack is just as critical as the hydraulic seal integrity. The trick is balancing the hydraulic “release” pressure with the massive mechanical force of the springs. It\u2019s a tug-of-war happening inside that steel barrel 24\/7. At Ever-Power, we don’t just throw a coil spring in a tube; we engineer a kinetic balance that survives the mud, the grit, and the vibration.<\/p>\n<\/div>\n

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\u0628\u0647 \u0645\u0631\u06a9\u0632 \u062a\u0648\u0644\u06cc\u062f \u0645\u0627 \u0642\u062f\u0645 \u0628\u06af\u0630\u0627\u0631\u06cc\u062f<\/span><\/h3>\n

\u0642\u0628\u0644 \u0627\u0632 \u0627\u06cc\u0646\u06a9\u0647 \u0639\u0645\u06cc\u0642\u200c\u062a\u0631 \u0628\u0647 \u0645\u062a\u0627\u0644\u0648\u0631\u0698\u06cc \u0628\u067e\u0631\u062f\u0627\u0632\u06cc\u0645\u060c \u0686\u0631\u0627 \u0646\u06af\u0627\u0647\u06cc \u0628\u0647 \u0645\u062d\u0644 \u062a\u0648\u0644\u062f \u0627\u06cc\u0646 \u0627\u062c\u0632\u0627\u06cc \u062d\u06cc\u0627\u062a\u06cc \u0627\u06cc\u0645\u0646\u06cc \u0646\u0645\u06cc\u200c\u0627\u0646\u062f\u0627\u0632\u06cc\u0645\u061f \u0645\u0627 \u06a9\u0644 \u06a9\u0627\u0631\u062e\u0627\u0646\u0647 \u062e\u0648\u062f \u0631\u0627 \u062f\u06cc\u062c\u06cc\u062a\u0627\u0644\u06cc \u06a9\u0631\u062f\u0647\u200c\u0627\u06cc\u0645.<\/p>\n


\n\u062a\u0648\u0631 \u06a9\u0627\u0631\u062e\u0627\u0646\u0647 \u0648\u0627\u0642\u0639\u06cc\u062a \u0645\u062c\u0627\u0632\u06cc \u0631\u0627 \u0631\u0627\u0647\u200c\u0627\u0646\u062f\u0627\u0632\u06cc \u06a9\u0646\u06cc\u062f
\n<\/a><\/div>\n

(\u0628\u0647 \u0635\u0648\u0631\u062a \u0645\u062c\u0627\u0632\u06cc \u0628\u0647 \u0627\u06cc\u0633\u062a\u06af\u0627\u0647\u200c\u0647\u0627\u06cc \u0645\u0648\u0646\u062a\u0627\u0698 \u0641\u0646\u0631 \u0648 \u062a\u0633\u062a \u0641\u0634\u0627\u0631 \u0645\u0627 \u0645\u0631\u0627\u062c\u0639\u0647 \u06a9\u0646\u06cc\u062f)<\/p>\n<\/div>\n

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The Engineering Behind the “Spring-Return” Logic<\/h2>\n

You might think a spring cylinder is simple tech, but in the crawler crane world, simplicity is deceptive. The biggest challenge we face is “spring relaxation” and corrosion. In a standard truss arm crawler crane application, these cylinders often sit static for weeks\u2014either locking a frame or maintaining track tension. If moisture gets into the spring chamber (which is non-hydraulic), you get rust-jacking. This rust expands and physically jams the spring, meaning it won’t apply force when you need it. That’s a catastrophic failure waiting to happen.<\/p>\n

Our approach is different. We utilize high-grade alloy steel Belleville washers (disc springs) for heavy-duty applications instead of standard coil springs. Why? Belleville stacks provide much higher force in a shorter stroke and have a longer fatigue life under high-vibration conditions. We also coat the internal chamber with a specialized phosphate conversion coating that holds oil film, preventing corrosion even if the breather filter gets clogged with site dust. We\u2019ve found that this “double-defense” strategy doubles the service life compared to standard OEM replacement parts coming out of generic factories.<\/p>\n<\/div>\n

\"\u0633\u06cc\u0644\u0646\u062f\u0631\u0647\u0627\u06cc<\/div>\n
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Client Success: The “Sandstorm” Project<\/span><\/div>\n<\/div>\n
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\u0686\u0627\u0644\u0634<\/span><\/h3>\n

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\u0631\u0627\u0647\u06a9\u0627\u0631 \u0647\u0645\u06cc\u0634\u0647 \u0642\u062f\u0631\u062a\u0645\u0646\u062f<\/span><\/h3>\n

They reached out to us for a custom solution. We didn’t just sell them a catalog item. We engineered a “Desert Spec” spring cylinder. The trick was implementing a triple-lip sealing system with an integrated metallic scraper. This scraper physically shaved the ice and compacted sand off the rod before it could reach the soft seals. We also enclosed the spring chamber in a completely sealed, oil-bath unit rather than a breather-vented design.<\/p>\n

\u0646\u062a\u06cc\u062c\u0647<\/span><\/h3>\n

The result? Six months of continuous operation without a single track tension failure. The site manager told us, “It’s the first time we haven’t had to strip a cylinder in the field.” That\u2019s the kind of reliability that builds reputations.<\/p>\n

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“The response time on the spring release is immediate. No lag. Makes the brake operation on our cranes much smoother.”
\n– Li Wei, Maintenance Lead, Shanghai Port Authority<\/span><\/div>\n
“We usually worry about Chinese quality for precision parts, but Ever-Power’s test reports and material certs are cleaner than some European suppliers I’ve used.”
\n– Hans Mueller, Procurement Director, German Heavy Lift Co.<\/span><\/div>\n
“Custom dimensions were spot on. We needed a shorter stroke spring cylinder for a retrofitted XCMG unit, and it fit perfectly.”
\n– Ahmed Al-Sayed, Project Manager, Dubai Construction<\/span><\/div>\n<\/div>\n<\/div>\n
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From the Heart of China’s Hydraulic Valley<\/h2>\n

\u062a\u0648\u0644\u06cc\u062f \u0633\u06cc\u0644\u0646\u062f\u0631\u0647\u0627\u06cc \u0647\u06cc\u062f\u0631\u0648\u0644\u06cc\u06a9 \u0641\u0646\u0631\u06cc \u062f\u0631 \u0645\u0642\u0627\u06cc\u0633\u0647 \u0628\u0627 \u0645\u062d\u0631\u06a9\u200c\u0647\u0627\u06cc \u062e\u0637\u06cc \u0627\u0633\u062a\u0627\u0646\u062f\u0627\u0631\u062f\u060c \u06a9\u0627\u0631 \u0628\u0633\u06cc\u0627\u0631 \u0645\u062a\u0641\u0627\u0648\u062a\u06cc \u0627\u0633\u062a. \u0627\u06cc\u0646 \u06a9\u0627\u0631 \u0628\u0647 \u067e\u0631\u0633\u200c\u0647\u0627\u06cc \u0645\u0648\u0646\u062a\u0627\u0698 \u062a\u062e\u0635\u0635\u06cc \u0646\u06cc\u0627\u0632 \u062f\u0627\u0631\u062f \u06a9\u0647 \u0628\u062a\u0648\u0627\u0646\u0646\u062f \u0641\u0646\u0631\u0647\u0627\u06cc \u0628\u0627 \u062a\u0646\u0634 \u0628\u0627\u0644\u0627 \u0631\u0627 \u062f\u0631 \u0637\u0648\u0644 \u0641\u0631\u0622\u06cc\u0646\u062f \u062f\u0631\u0628\u0646\u062f\u06cc \u0628\u0647 \u0637\u0648\u0631 \u0627\u06cc\u0645\u0646 \u0641\u0634\u0631\u062f\u0647 \u06a9\u0646\u0646\u062f. \u062a\u0623\u0633\u06cc\u0633\u0627\u062a \u0645\u0627 \u062f\u0631 \u0686\u06cc\u0646 \u0645\u062c\u0647\u0632 \u0628\u0647 \u067e\u0631\u0633\u200c\u0647\u0627\u06cc \u0645\u0648\u0646\u062a\u0627\u0698 \u0639\u0645\u0648\u062f\u06cc \u06f5\u06f0\u06f0 \u062a\u0646\u06cc \u0627\u0633\u062a \u06a9\u0647 \u0628\u0647 \u0637\u0648\u0631 \u062e\u0627\u0635 \u0628\u0631\u0627\u06cc \u0627\u06cc\u0646 \u06a9\u0627\u0631 \u0637\u0631\u0627\u062d\u06cc \u0634\u062f\u0647\u200c\u0627\u0646\u062f.<\/p>\n

\u0645\u0627 \u0633\u0641\u0627\u0631\u0634\u06cc\u200c\u0633\u0627\u0632\u06cc \u06a9\u0627\u0645\u0644 \u0631\u0627 \u0627\u0631\u0627\u0626\u0647 \u0645\u06cc\u200c\u062f\u0647\u06cc\u0645. \u0686\u0647 \u0628\u0647 \u0646\u0631\u062e \u0641\u0646\u0631 \u062e\u0627\u0635\u060c \u0641\u0644\u0646\u062c \u0646\u0635\u0628 \u0645\u0646\u062d\u0635\u0631 \u0628\u0647 \u0641\u0631\u062f \u06cc\u0627 \u0645\u06a9\u0627\u0646\u200c\u0647\u0627\u06cc \u067e\u0648\u0631\u062a \u062a\u062e\u0635\u0635\u06cc \u0628\u0631\u0627\u06cc \u0642\u0631\u0627\u0631 \u062f\u0627\u062f\u0646 \u062f\u0631 \u0641\u0636\u0627\u0647\u0627\u06cc \u062a\u0646\u06af \u0634\u0627\u0633\u06cc \u0646\u06cc\u0627\u0632 \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u06cc\u062f\u060c \u0645\u0627 \u0622\u0646 \u0631\u0627 \u0645\u062f\u06cc\u0631\u06cc\u062a \u0645\u06cc\u200c\u06a9\u0646\u06cc\u0645. \u0645\u0627 \u06a9\u0644 \u0632\u0646\u062c\u06cc\u0631\u0647 \u062a\u0623\u0645\u06cc\u0646 \u0631\u0627 \u0627\u0632 \u0634\u0645\u0634 \u0641\u0648\u0644\u0627\u062f \u062e\u0627\u0645 \u06af\u0631\u0641\u062a\u0647 \u062a\u0627 \u0631\u0646\u06af\u200c\u0622\u0645\u06cc\u0632\u06cc \u0646\u0647\u0627\u06cc\u06cc \u06a9\u0646\u062a\u0631\u0644 \u0645\u06cc\u200c\u06a9\u0646\u06cc\u0645 \u0648 \u062a\u0636\u0645\u06cc\u0646 \u0645\u06cc\u200c\u06a9\u0646\u06cc\u0645 \u06a9\u0647 \u0647\u0632\u06cc\u0646\u0647\u200c\u0647\u0627\u06cc \u0634\u0645\u0627 \u0628\u062f\u0648\u0646 \u0627\u0632 \u062f\u0633\u062a \u062f\u0627\u062f\u0646 \u0630\u0631\u0647\u200c\u0627\u06cc \u0627\u0632 \u06a9\u06cc\u0641\u06cc\u062a\u060c \u0631\u0642\u0627\u0628\u062a\u06cc \u0628\u0627\u0642\u06cc \u0628\u0645\u0627\u0646\u062f.<\/p>\n

\u062f\u0631\u06cc\u0627\u0641\u062a \u0642\u06cc\u0645\u062a<\/a><\/p>\n<\/div>\n

\"\u06a9\u0627\u0631\u062e\u0627\u0646\u0647<\/div>\n<\/div>\n<\/div>\n
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\u0633\u0648\u0627\u0644\u0627\u062a \u0645\u062a\u062f\u0627\u0648\u0644<\/h2>\n

\u0633\u0648\u0627\u0644\u0627\u062a \u0645\u062a\u062f\u0627\u0648\u0644\u06cc \u06a9\u0647 \u0627\u0632 \u0627\u06cc\u0646 \u062d\u0648\u0632\u0647 \u062f\u0631\u06cc\u0627\u0641\u062a \u0645\u06cc\u200c\u06a9\u0646\u06cc\u0645.<\/p>\n

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<\/div>\n<\/div>\n
\n

\u0633: \u0632\u0645\u0627\u0646 \u0645\u0639\u0645\u0648\u0644 \u0628\u0631\u0627\u06cc \u062a\u0648\u0644\u06cc\u062f \u06cc\u06a9 \u0633\u0631\u06cc \u0633\u0641\u0627\u0631\u0634\u06cc \u0627\u0632 \u0633\u06cc\u0644\u0646\u062f\u0631\u0647\u0627\u06cc \u0628\u0631\u06af\u0634\u062a \u0641\u0646\u0631 \u0628\u0631\u0627\u06cc \u06cc\u06a9 \u062c\u0631\u062b\u0642\u06cc\u0644 \u0627\u0631\u062a\u0642\u0627 \u06cc\u0627\u0641\u062a\u0647 \u0686\u0642\u062f\u0631 \u0627\u0633\u062a\u061f<\/span><\/p>\n

Time is money on a job site. For custom specifications where we need to engineer a specific spring rate, our typical production cycle in China is about 20 to 25 days. However, for urgent breakdown situations, we have a ‘Rapid Response’ track where we can often machine, assemble, and test the units within 12 to 14 days before air freighting them.<\/div>\n
<\/div>\n<\/div>\n
\n

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<\/div>\n<\/div>\n
\n

\u0633: \u0686\u06af\u0648\u0646\u0647 \u0627\u0632 \u0632\u0646\u06af \u0632\u062f\u06af\u06cc \u0645\u062c\u0645\u0648\u0639\u0647 \u0641\u0646\u0631 \u062f\u0627\u062e\u0644 \u0633\u06cc\u0644\u0646\u062f\u0631 \u062f\u0631 \u0627\u062b\u0631 \u0646\u06af\u0647\u062f\u0627\u0631\u06cc \u0637\u0648\u0644\u0627\u0646\u06cc \u0645\u062f\u062a \u062c\u0644\u0648\u06af\u06cc\u0631\u06cc \u0645\u06cc \u06a9\u0646\u06cc\u062f\u061f<\/span><\/p>\n

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<\/div>\n<\/div>\n
\n

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\u0647\u0645\u06cc\u0646 \u062d\u0627\u0644\u0627 \u0627\u0633\u062a\u0639\u0644\u0627\u0645 \u06a9\u0646\u06cc\u062f<\/a><\/div>\n<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"

\u0628\u0627 \u0633\u06cc\u0644\u0646\u062f\u0631\u0647\u0627\u06cc \u0647\u06cc\u062f\u0631\u0648\u0644\u06cc\u06a9 \u0641\u0646\u0631\u06cc \u0633\u0641\u0627\u0631\u0634\u06cc \u0645\u0627 \u0628\u0631\u0627\u06cc \u062c\u0631\u062b\u0642\u06cc\u0644\u200c\u0647\u0627\u06cc \u0632\u0646\u062c\u06cc\u0631\u06cc \u062e\u0631\u067e\u0627\u06cc\u06cc\u060c \u0627\u06cc\u0645\u0646\u06cc \u0648 \u06a9\u0646\u062a\u0631\u0644 \u062a\u0646\u0634 \u0631\u0627 \u0628\u0647 \u062d\u062f\u0627\u06a9\u062b\u0631 \u0628\u0631\u0633\u0627\u0646\u06cc\u062f. \u0645\u0647\u0646\u062f\u0633\u06cc \u0634\u062f\u0647 \u062a\u0648\u0633\u0637 Ever-Power \u0628\u0631\u0627\u06cc \u0639\u0645\u0644\u06cc\u0627\u062a \u0627\u06cc\u0645\u0646 \u062f\u0631 \u0628\u0631\u0627\u0628\u0631 \u062e\u0631\u0627\u0628\u06cc \u0648 \u062f\u0648\u0627\u0645 \u0628\u0633\u06cc\u0627\u0631 \u0628\u0627\u0644\u0627. \u0647\u0645\u06cc\u0646 \u0627\u0645\u0631\u0648\u0632 \u06cc\u06a9 \u067e\u06cc\u0634\u200c\u0641\u0627\u06a9\u062a\u0648\u0631 \u0633\u0641\u0627\u0631\u0634\u06cc \u062f\u0631\u06cc\u0627\u0641\u062a \u06a9\u0646\u06cc\u062f!<\/b><\/p>","protected":false},"featured_media":1643,"comment_status":"open","ping_status":"closed","template":"","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":""},"product_brand":[],"product_cat":[1064],"product_tag":[1063,1068],"class_list":{"0":"post-1645","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-truss-arm-crawler-crane-hydraulic-cylinders","7":"product_tag-crawler-crane-series-cylinders","8":"product_tag-spring-hydraulic-cylinders","10":"first","11":"instock","12":"shipping-taxable","13":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/hydrauliccylindersmanufacturer.com\/fa\/wp-json\/wp\/v2\/product\/1645","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/hydrauliccylindersmanufacturer.com\/fa\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/hydrauliccylindersmanufacturer.com\/fa\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/hydrauliccylindersmanufacturer.com\/fa\/wp-json\/wp\/v2\/comments?post=1645"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/hydrauliccylindersmanufacturer.com\/fa\/wp-json\/wp\/v2\/media\/1643"}],"wp:attachment":[{"href":"https:\/\/hydrauliccylindersmanufacturer.com\/fa\/wp-json\/wp\/v2\/media?parent=1645"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/hydrauliccylindersmanufacturer.com\/fa\/wp-json\/wp\/v2\/product_brand?post=1645"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/hydrauliccylindersmanufacturer.com\/fa\/wp-json\/wp\/v2\/product_cat?post=1645"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/hydrauliccylindersmanufacturer.com\/fa\/wp-json\/wp\/v2\/product_tag?post=1645"}],"curies":[{"name":"\u0648\u0631\u062f\u067e\u0631\u0633","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}