World of Warships: Legends ship guide

Shi An

Also called: 世安 Beta
Tutorial-tier shipLearn the fundamentals: movement, aim, shell travel, and reading the minimap.
Playstyle
  • Stay near your team; do not push ahead alone
  • Avoid: Sailing in a straight line
Key characteristics
Flat arc HE shells152 mm HE gunsWeak AA
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Community Data

Shi An Community Stats

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Playstyle

Overview

Shi An is a Tier I Pan-Asian cruiser - a tutorial-tier ship. The kit is for learning basic mechanics: movement, aiming, shell travel time, gun rotation, and reading the minimap. Match impact comes from making fewer mistakes than the other Tier I players, not from gear advantages. Notable: top-decile flat arc HE shells in T1 CAs (853).

Positioning

Stay near your team; do not push ahead alone. At Tier I the goal is practicing the basics, so pick a teammate to follow and learn how to lead your shots while their ship is in your field of vision.

Potato Avoidance

Sailing in a straight line

Even Tier I players will lead a predictable target; learn to make small course changes between salvos to break enemy aim. This is the single highest-impact habit to build at this tier.

Signature Traits

Flat arc HE shells

853 m/s HE muzzle velocity, top decile of T1 CAs. Flatter trajectory, easier to land at range.

MIXED MAIN BATTERY
  • Pattern widens fast with range
  • Low HE DPM · 36000 HE
Acquisition

How to get Shi An

Shi An is available in the Shi An branch of the Pan-Asia Tech Tree as an early line ship.

Show Pan-Asia tech-tree branch diagram
Pan-Asia Tech Tree

Shi An sits in the Shi An branch. The highlighted path shows the local branch context inside the full Pan-Asia tree.

Builds

Pair with a commander whose unique skill complements her main armament; check the build tool for current recommendations.

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Have a build you swear by? Open it in the Build Tool and hit Save build to share it here.

Cohort position

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Where Shi An sits among Tier I CAs (11 ships). Notable standouts are shown first; the rest of the cohort-ranked stats are in the expand below. Acquisition variants (Black Friday, Founders Edition) are counted once with their base ship, not as separate peers.

Top 10%Main dispersion87.6 m (2/12) Top 25%Main battery caliber152 mm (3/12) Top 25%HE velocity853 m/s (3/11) Bottom 25%Smoke fire bloom3.78 km (11/12) Bottom 25%Main battery range9.68 km (11/12) WorstFires per minute1.2 (11/11) WorstHE DPM36,000 (11/11) WorstAA threat9 (1 of 3 tied)
See 18 mid-pack stats

Not standouts for Shi An -- here's where she sits on every other ranked stat in the cohort. Stats tagged NORM are tied across more than half the cohort, so the value is the cohort default rather than a standout.

Hit points12,000 HP(9/12) Max speed22 kt(7/12) Concealment8.71 km(9/12) Air detection5.23 km(9/12) Rudder shift4.6 s(6/12) Turning circle460 m(6/12) Traverse-to-turn ratio5.68 ×(7/12) Main battery reload7 s(7/12) HE fire chance7%(6/11) Acceleration24.2 s(5/12) Engine power16,000 hp(7/12) Turn-speed retention34.8 hp/m(5/12) Displacement4,926 t(9/12) Power-to-weight3.25 hp/t(7/12) Max armor38 mm(9/12) Citadel belt38 mm(7/12) Deck armor22 mm(5/12) NormTurn speed retained81%(11 of 12 tied at this value)
Survivability
Hit Points12,000
Displacement4,926 t
Hull dimensions
ƒLength x beam at the waterline, with the hull's draft where the client carries one. Ships whose client entry holds only the 260 x 20 m placeholder use a curated real-world figure instead, and any ship we have no trustworthy size for omits this row rather than print the placeholder. Length matters when dodging torpedoes; beam and draft shape how hard the ship is to hit.
128.7 x 14.4 m
Armor range6–38 mm
Plate armor thicknesses6, 7, 9, 10, 13, 19, 22, 38 mm
Armor material/layer entries35
Fire resistance
ƒDoes not reduce the damage a burning fire does per second: replay-measured burn ticks run at the full rate on every ship. By elimination it lowers how often hits set you on fire; ignition-rate replay data is consistent with that but too confounded by attacker mix to measure the reduction directly.
0%
Fire duration30 s
Fire damage
ƒEach fire ticks 0.3% of max HP per second for the full 30 s, so one unattended fire burns 9% of the pool (1,080 HP on this ship). 4 fire points can burn at once. Verified against measured burn ticks in replay data.
0.3% of HP per second
Flood duration40 s
Flood damage
ƒA flood ticks 0.25% of max HP per second for the 40 s duration, so one unattended flood costs 10% of the pool (1,200 HP on this ship). Verified against measured flood ticks in replay data.
0.25% of HP per second
Torp Reduction
ƒReduces torpedo hit damage. Replay data shows no effect on floods: flood ticks run at the full rate and flood frequency does not decline with protection.
0%
Magazine HP
ƒPer-turret powder-magazine HP, a separate pool from the ship's. Penetrating hits wear it down and the turret is likelier to be knocked out as it falls, so a larger pool keeps the guns firing through punishment that silences a peer's.
6,000
Steering gear HP
ƒDurability of the steering gears. As this pool drops, hits are likelier to jam the rudder; unlike most modules the steering can be knocked out and repaired but is never permanently destroyed.
3,500
Repairable: penetration50%
Repairable: citadel10%
Repairable: steering gear50%
Main Battery
ModuleArtillery: 152 mm/50 Mk5
Mounts / barrels6 mounts / 6 barrels
Reload time7 s
Firing range (base)8.8 km
Firing range (top fire control)9.7 km
Turret traverse8 °/s
Turret armor6 mm
Turret traverse arcs
ƒHow far each mount can train, in degrees to either side of the mount's own facing, read from in-game data. A rear turret with ±150° leaves a 60° blind wedge over the bow; one-sided arcs are wing mounts that cover a single side. The data does not say which way each mount faces, so the arcs are listed per mount without bow/stern angles.
2x ±69°, 2x 147° arc, ±170°
Guns to bear
ƒHow far off the bow (or stern) the ship must angle before every main turret can fire: the widest blind wedge among the rear-facing (or forward-facing) mounts, from each mount's trainable arc. Mount facing is inferred from turret stations and verified against known layouts, including Izumo's aft-facing forward turret.
10° off bow / 10° off stern
Shell Grouping (σ)2
Max Horiz Disp
ƒHorizontal dispersion ellipse width at max range, from the verified WoWS dispersion model: σH=(R30·idealRadiusminRadiusidealDistance+minRadius)·30 =(968030·80.51000+0.5)·30=87.6m
87.6 m at 9.7 km
Max Vert Disp
ƒVertical dispersion ellipse height at max range: σV=σH·radiusOnMax =87.6·0.6=52.6m
52.6 m at 9.7 km
Med Horiz Disp
ƒ50%-hit horizontal radius: σH,50=σH·0.6σ =87.6·0.62=26.3m
26.3 m at 9.7 km
Med Vert Disp
ƒ50%-hit vertical radius: σV,50=σV·0.6σ =52.6·0.62=15.8m
15.8 m at 9.7 km
Turret turn time
ƒ180 degrees / 8 deg/s traverse speed = 22.5 s.
22.5 s
Shells/min
ƒ2 broadside guns x 60 / 7 s base reload = 17.1.
17.1
HE shells
HE Damage2,100
HE Velocity853 m/s
Fire Chance7%
HE penetration
ƒ25 mm ≈ 152 mm caliber / 6 (standard HE penetration ratio).
25 mm
HE full-salvo alpha
ƒ2,100 HE damage x 2 broadside guns = 4,200.
4,200
HE DPM
ƒ4,200 HE full-salvo alpha x 60 / 7 s base reload = 36,000.
36,000
Fires/min
ƒ17.1 shells/min x 7% fire chance = 1.2.
1.2
AA Defense
AA mount points1
Maximum AA range
ƒLongest-reaching family on the in-game AA card. Base AirDefense aura max range is 3 km; dual-purpose mount auras extend it.
3 km
76 mm Mk101×1 76mm
Far aura
Guns76 mm Mk10
Continuous DPS
ƒEffective DPS: 1 raw aura damage × 3.5 × 0.9 hit probability = 3 - the same in-game units as the Close-range AA DPS headline.
3
Range3 km
Flak bursts
Bursts
ƒEach ~2 s wave fires 2 quick salvos of 1 clouds ahead of the attacking squadron - up to 2 clouds per wave × 100 damage each. Planes that fly into a cloud take its damage; clouds dissipate before the next wave lands. Defensive AA Fire, where fitted, multiplies the salvo repeats within each wave.
2 salvos × 1 clouds
Cloud damage
ƒDamage a plane takes for flying into one flak cloud, before any reductions.
100
Cloud spawn chance
ƒEach cloud in the pattern rolls this chance to spawn, so waves average fewer clouds than the maximum. Often called flak 'hit chance', but spawned clouds always damage planes that fly into them - the roll is on spawning.
90%
Wave rate
ƒA flak wave spawns roughly every 2 s - timed frame-by-frame from gameplay footage and consistent across ships.
every ~2 s
Fired by
ƒFlak keeps firing while at least one AA mounts mount is operational - even losing every other AA mount does not stop it.
Aa mounts
Flak zone
ƒThe activation band: flak fires while attacking planes are inside it. Clouds are placed ahead of the planes' path, so bursts can land short of 2.5 km or past 3 km - once planes get inside the band, new waves stop. AA range bonuses push the outer edge out; the 2.5 km inner edge does not move.
2.5-3 km
Maneuverability
Engine power16,000 hp
Maximum speed22 kt
Turning circle radius460 m
Rudder shift time4.6 s
Engine power-boost threshold7 kt
Engine spool-up time15.3 s
Reverse spool-up time7.7 s
Reverse speed
ƒtop speed / 4 + 4.9 = 22 / 4 + 4.9 = 10.4 kt. The community reverse-speed model from the WoWs ShipBuilder project, the same source as the acceleration model on this card. Base value; speed modifiers scale it. Not shown on the in-game card.
10.4 kt
Crash stop
ƒSeconds from top speed to a dead stop after ordering full reverse: reverse power winds in over the reverse spool-up while water drag does most of the braking. Same community-model simulation as the acceleration times, using the ship's own reverse-power ratio from in-game data. The full curve is on the acceleration chart.
25.6 s
Engine boost threshold (reverse)
ƒSpeed below which the engine's built-in power boost applies in reverse. Matches the in-game maneuverability card's reverse threshold (Vampire II reads 10.5 here and the card shows 11; the card rounds half up).
8.3 kt
Acceleration 0-90%
ƒTime to reach 90% of top speed (19.8 kt of 22 kt), from our in-house acceleration model.
24.2 s
Acceleration 0-99%
ƒTime to reach 99% of top speed (21.8 kt of 22 kt). 99% rather than 100% because true top speed is asymptotic (thrust meets drag), so the last fraction of a knot is never quite gained.
40 s
Traverse-to-turn ratio
ƒHow many degrees the turret can swing for each degree the hull turns. Turn rate ωhull=180π·Vmax(m/s)Rturn=180π·22.0·0.5144460=1.41°/s, so ratio=ωturretωhull=81.41=5.7×. Below 5 the turrets drag in a turning fight; 25+ keeps up with any rudder.
5.7× slow
Concealment
Detectability by sea8.71 km
Detectability by air5.23 km
Smoke firing penalty3.78 km
Detect when firing (sea)
ƒEqual to the ship's main battery range (never below base detectability): firing makes you visible to everyone you can reach. Matches the in-game 'Detect Firing Sea' value on all 8 unmodified captures, and range-modified captures track the modified range.
9.68 km
Detect when firing (air)
ƒAir detectability plus the gun-firing bloom (3.04 km, which tracks main-battery caliber x 0.020). Matches the in-game 'Detect Firing Air' value on every captured ship.
8.27 km
Detect when on fire (sea)
ƒBase sea detectability + 2.0 km while burning; matches the in-game 'Detect Fire Sea' value on every captured ship.
10.71 km
Detect when on fire (air)
ƒBase air detectability + 3.0 km while burning; matches the in-game 'Detect Fire Air' value on every captured ship.
8.23 km
Guaranteed Detect2 km
Consumables
Damage Control Party∞ charges · 60 s reload · 5 s active
Module options (1)

Stats above use the fully-upgraded modules. These are the research-tree alternatives; trade-offs are flagged.

Fire controlUpgrade
  • Main battery range8,800 → 9,680 m

See all derived stats

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All values are ship base stats with modifications and upgrade changes denoted inline.

Numbers the spec table cannot show directly: alpha-strike math, DPM, dispersion, AP penetration. Click the formula chip on any row to reveal how it is calculated.

Main battery formulas

Shell Grouping (σ)2
Max Horiz Disp87.6 m at 9.7 km
Horizontal dispersion ellipse width at max range, from the verified WoWS dispersion model: σH=(R30·idealRadiusminRadiusidealDistance+minRadius)·30 =(968030·80.51000+0.5)·30=87.6m
Shell scatter width @ 5 km52.5 m
Horizontal scatter at a fixed 5 km, from the same verified dispersion model as the rows below - a knife-fight-range anchor comparable across ships.
Max Vert Disp52.6 m at 9.7 km
Vertical dispersion ellipse height at max range: σV=σH·radiusOnMax =87.6·0.6=52.6m
Med Horiz Disp26.3 m at 9.7 km
50%-hit horizontal radius: σH,50=σH·0.6σ =87.6·0.62=26.3m
Med Vert Disp15.8 m at 9.7 km
50%-hit vertical radius: σV,50=σV·0.6σ =52.6·0.62=15.8m
Dispersion familyCruiser Disp.
Standard cruiser dispersion baseline.
HE penetration25 mm
25 mm ≈ 152 mm caliber / 6 (standard HE penetration ratio).
Broadside guns used for alpha2
Barrels that can bear on one beam (2 of 6); casemate/wing mounts only fire one side.
Turret turn time22.5 s
180 degrees / 8 deg/s traverse speed = 22.5 s.
HE full-salvo alpha4,200
2,100 HE damage x 2 broadside guns = 4,200.
HE DPM36,000
4,200 HE full-salvo alpha x 60 / 7 s base reload = 36,000.
Shells/min17.1
2 broadside guns x 60 / 7 s base reload = 17.1.
Fires/min1.2
17.1 shells/min x 7% fire chance = 1.2.

AA defense

AA DPS at max range3
Only families that reach 3 km contribute at the outer edge of the AA bubble. In-game families: 3in50 Mk10 1x1 -> 3 DPS @ 3 km.
Maximum AA range3 km
Longest-reaching family on the in-game AA card. Base AirDefense aura max range is 3 km; dual-purpose mount auras extend it.
AA DPS layered by range3 DPS @ 3 km
Cumulative AA DPS at each family range threshold. Inner ranges stack the outer families, so a target closing the distance hits stronger AA bubbles as it crosses each band.
AA DPS at point-blank3
Sum of every family's average DPS, achievable only inside the closest-range family (3 km).
AA threat index9
SUM over AA auras of (aura DPS x aura range km). A plane crossing the AA bubble is exposed to each aura for a time proportional to that aura's range, so long-reach DPS is worth more than the same DPS in a short bubble. Units: DPS*km; used to rank overall AA threat across the cohort.

Armor Beta

Hull HP 12,000, distributed across 5 hull zones, each with its own plate thicknesses, saturation cap, and pen thresholds. HP caps are the exact in-game values, not estimated.

Bow & stern6 mm

Overmatched by 60+ AP guns across the bracket. Can’t reliably bow-tank; gets bow-citadelled and overpenned.

Belt / citadel38 mm

Thin belt: battleship AP citadels straight through it broadside. Rely on angle, speed and concealment, never sit flat.

Farming6 mm

Superstructure and extremities take HE pens and AP overpens from nearly any gun: steady chip damage. Fire resistance 0%, fires burn 30s. Range-by-range in the Compare tool →

Section Plates HP cap Threats Tactic
Bow6 mm primary (range 6–13 mm)1,300 (11% of HP)
Overmatched by 127mm+ AP (Farragut)6 mm: HE pens from 127mm+
Bow-tank fits behind this exterior plate. Saturation is FAST here; the cap is often only a few thousand HP.
Hull (midship)19 mm primary (range 10–19 mm)9,000 (75% of HP)
Overmatch not possible in its bracketAngle bounces 203mm19 mm: HE pens from 127mm+
Largest HP pool. Citadel sits behind these plates; thinner deck and side plating absorb the rest.
Stern6 mm primary (range 6–19 mm)700 (6% of HP)
Overmatched by 127mm+ AP (Farragut)6 mm: HE pens from 127mm+
Mirror of bow. Same fast saturation.
Citadel38 mm primary (range 9–38 mm)≈ 165,500 (effectively no cap)
Citadel pen: full damageOver-pen: ×0.10 damage
Effectively no cap; citadel pool sits at ~165k HP on every ship. An AP citadel penetration deals the shell's full damage, the biggest single hit available; only over-penetrations are damped, to ×0.10.
Superstructure6 mm primary (range 6–22 mm)200 (2% of HP)
Any HE ≥16 mm pens at full damage
Any HE ≥16 mm pens at full damage. HE-spam target, and the section saturates fast (often only a few thousand HP).
Turret (module, per magazine)separate HP pool, does not drain ship HP6,000 magazine HPTurret knocked outPer-turret powder-magazine HP, a separate pool that does not drain ship HP. As it is worn down the turret is likelier to be knocked out, and a smaller pool gets there faster.
AA mount (76 mm mount)separate HP pool, does not drain ship HP200 per-mount HPDestroyed at 0 HPPer-mount HP for the heaviest AA on this ship. An AA mount destroyed at 0 HP stops shooting down planes for the rest of the battle; DCP does not repair destroyed mounts. HE shells specifically target AA mounts since the small-caliber HP pool falls fast.
Rudder (module)separate HP pool, does not drain ship HP3,500 module HPIncapacitated at 0 HPWhen module HP reaches 0 the rudder locks at its current angle until DCP repairs it. Repair via Damage Control Party.

Saturation cap = HP a section can absorb before further damage to it is reduced (the "bow-tank" effect). Citadel pool is ~165k on every ship (effectively no cap); damage is gated by pen/over-pen multipliers instead. Superstructure saturates fast but HE always pens regardless of the plate thickness. Rudder (and other module HPs) are a separate pool from ship HP: damaging a module doesn't drain ship HP. Incapacitated modules like the rudder and engine are restored by DCP, but secondary and AA mounts destroyed at 0 HP stay out for the rest of the battle.

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Exteriors

Skins & permanent camouflages

Every custom exterior Shi An can equip, from in-game data.

  • Shi An default exterior
    DefaultThe ship’s standard exterior

Primary official WG sources

Filtered to official World of Warships: Legends pages where this ship is a focus, reward, line member, or high-context variant mention.