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| Chinese Type 58 mine | |
|---|---|
| Name | Type 58 mine |
| Origin | People's Republic of China |
| Service | 1958–present (limited) |
| Used by | China, exported forces |
| Wars | Korean War aftermath, Vietnam War era conflicts, border skirmishes |
| Weight | ~10 kg |
| Length | 300 mm |
| Diameter | 100 mm |
| Explosive | TNT or Composition B |
| Filling weight | ~4 kg |
| Detonation | Pressure fuze |
Chinese Type 58 mine is a Chinese-produced anti-tank landmine developed in the mid-20th century for mechanized and infantry operations. Manufactured during the Cold War era, it entered service as part of the People's Liberation Army's effort to modernize after the Chinese Civil War and became an export item during the Vietnam War and later Cold War conflicts. The design combines straightforward mechanical fuze mechanisms with cast metal casing and variants adapted by several states and non-state actors.
The Type 58 mine features a circular cast-metal body resembling contemporaneous Soviet designs such as the TM-41 and TM-46, with a compression-activated pressure fuze similar to the M15 mine and influenced by earlier World War II ordnance doctrines. Its main charge—approximately 3.5–4.5 kg of TNT or Composition B—is intended to defeat tracked and wheeled armored vehicles akin to those fielded by the U.S. Army and Soviet Army during the 1950s and 1960s. Dimensions are compact, permitting emplacement by infantry units operating alongside formations like the People's Liberation Army Ground Force and paramilitary brigades patterned after the Red Army's engineering units. The fuze is shear-pin or ball-ramp based, comparable to mechanisms used in the PMR-2 and Schu-mine 42, requiring a specific activation pressure engineered to mimic threat models from T-34 through T-72 class armor. The mine's metal case makes it susceptible to detection by the magnetometers used by United Nations demining missions and NATO EOD teams, which commonly employ equipment derived from International Mine Action Standards procedures.
Originating from post-Korean War Chinese ordnance programs, the Type 58 was developed under the auspices of industrial ministries modeled on Soviet-era design bureaus such as those that produced the T-54 series tanks and other Cold War materiel. Its introduction coincided with the PLA’s reorganisation during the Great Leap Forward period and later standardization efforts influenced by advisers with experience from conflicts like the First Indochina War. The weapon saw proliferation through military assistance channels to allied states including North Vietnam, Egypt, and client forces in Africa and the Middle East during the 1970s. Documentation in captured ordnance reports by units of the United States Army and the Royal Australian Navy's clearance teams describe the Type 58 in after-action technical intelligence summaries during regional hostilities.
Several variants emerged: training versions with inert charges for use by the People's Liberation Army Navy's engineering schools, anti-personnel-modified derivatives resembling the smaller PMN family for guerrilla deployments in theaters such as Laos and Cambodia, and improved models with bakelite or plastic components to reduce metal signature following lessons from demining operations by the International Committee of the Red Cross and United Nations Mine Action Service. Licensed or unlicensed copies were produced in factories patterned after the Fourth Front industrial expansion and by state arsenals in allied nations, leading to regional variants encountered in conflicts like the Yom Kippur War and various African conflicts during the 1970s and 1980s. Some adaptations incorporated tilt-rod fuzes analogous to those used on the PTM-57 to increase effectiveness against soft-bottomed vehicles.
Emplacement doctrine mirrored Soviet mine warfare manuals used by the Vietnam People's Army and other recipients: defensive belts along likely avenues of approach, anti-vehicle channels in ambush plans favored in engagements such as the Sino-Vietnamese War (1979), and area denial in rear-area interdiction ahead of mechanized assaults comparable to tactics seen in the Yugoslav Wars. Tactical deployment favored concealment, use with tripwire-initiated anti-handling devices noted in witness reports from Human Rights Watch and post-conflict survey teams, and combined-arms coordination with anti-armor artillery and infantry anti-tank teams similar to formations in the People's Liberation Army Ground Force manuals. Clearance reports from multinational demining operations detail the Type 58’s longevity in soil and the challenges for reconstruction efforts in postconflict zones such as parts of Southeast Asia and North Africa.
Countermeasures include mechanical clearance with flails and rollers used by Soviet Army-patterned engineering vehicles, manual prodding following procedures advocated by United Nations mine action doctrine, and metal-detection sweeps employing instruments derived from Cold War magnetometer technology used by NATO EOD units and the British Army’s Royal Engineers. Low-metal and plasticized variants motivated the adoption of ground-penetrating radar and explosive ordnance disposal robots fielded by forces like the United States Marine Corps and the French Army. Training curricula from organizations such as the Geneva International Centre for Humanitarian Demining incorporated Type 58 recognition for risk education in affected communities.
Though the Ottawa Treaty (Mine Ban Treaty) prohibits anti-personnel mines and affects international norms, the Type 58 as an anti-vehicle mine is not categorically banned by the treaty, leading to complex legal and policy discussions among signatories like China (not a party) and non-signatories including several recipient states. Proliferation control efforts by the United Nations Security Council, export monitoring by the Wassenaar Arrangement participants, and arms embargoes influenced by resolutions from bodies such as the European Union have sought to limit transfers. Post-conflict clearance initiatives funded by the World Bank and humanitarian groups including Mines Advisory Group and Geneva Call address residual stockpiles and contamination, while national legislatures in affected countries have debated retention, destruction, or conversion of inventories following examples set by the United Kingdom and United States in ordnance reduction programs.
Category:Land mines