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DF-31

Intercontinental ballistic missileIn serviceFielded 2006Pending verification

Also known as: Dongfeng-31, CSS-10

Missile ForcesCHN
DF-31
Photo: Tyg728 · CC BY-SA 4.0, Wikimedia Commons
Fact cardConfidence · Source
System
TypeIntercontinental ballistic missile
Alternative designationsDongfeng-31, CSS-10
Date of introduction2006
ProliferationAt least 2 countries
ManufacturerFirst Academy of the Ministry of Aerospace Industries (now China Aerospace Sciences and Industry Corp., CASIC), Beijing, China (design) Academy of Rocket…Med[1]
BasingRoad-mobile TELMed[1]
Guidanceinertial/fiber opticMed[1]
Launch preparation10-15 minMed[1]
Accuracy (CEP)150 – 300 m circular error probable (CEP)Med[1]
Dimensions and weight
Length15 m49 ftMed[1]
Diameter2 m7 ftMed[1]
Launch weight42,000 kg92,594 lbMed[1]
Flight performance
Propulsionthree-stage solid-propellant rocketMed[1]
Payload and range
Warhead1 x 1-3 MT or 3 x 20 kT, 90 kT, 150 kT, selectableMed[1]
Maximum range11,700 km7,270 mi · 6,317 nmiMed[1]
Variants
DF-31A (CSS-10 Mod 2)In 2007, the Chinese People’s Liberation Army introduced an improved version of the DF-31 called the DF-31A (CSS-10 Mod 2). First tested in 1999, the DF-31A incorporates lightened guidance and other unspecified improvements to extend its range past 11,000 km.[1]
DF-31AGIn 2017, China publicly displayed the DF-31AG, a variant of the DF-31A with an upgraded launcher and lower support requirements. Developed by the China Aerospace Science Corporation (CASC) and the Tai’an Special Vehicle Company, the DF-31AG’s wheeled TEL can…[1]
DF-31BJThe DF-31BJ Chinese Intercontinental Ballistic Missile (ICBM) is a vital part of China's developing nuclear triad, which includes land-based ICBMs, submarine-launched ballistic missiles (SLBMs), and air-launched ballistic missiles (ALBMs).[1]
Summary

The Dongfeng 31 (DF-31/CSS-10) is a Chinese intercontinental ballistic missile (ICBM). This three-stage, solid-fueled missile has an estimated range of 7,000 to 11,700 kilometers.

Draft entry. Values come from the cited public sources and are awaiting editor verification.
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Operators
Sources
  1. DF-31 (Dongfeng 31) Chinese Intercontinental Ballistic Missile (ICBM), U.S. Army TRADOC G-2 Worldwide Equipment Guide (ODIN)
    Published/updated 2026-03-20 · Tier 1 · checked 2026-10-10
Change log
  • 2026-10-05 Entry created from the Worldwide Equipment Guide (ODIN)
  • 2026-10-05 Editorial correction: Source card lists DF-21 alias and Pakistan as operator; corrected
  • 2026-10-06 Added photo (CC BY-SA 4.0)