「Metallurgy(Materials & Material Science · 纸书)」KDP 类目数据
Amazon 纸书「Metallurgy(Materials & Material Science · 纸书)」类目的畅销榜数据(11月2日更新):中位价格 $17.65,评论中位数 28,平均评分 4.4,KDPTop 机会分 33/100(竞争很激烈)。
33机会分 / 100
$17.65中位价格
28评论中位数
| 价格区间(中间 50%) | $14.99 – $44.88 |
|---|---|
| 平均评分 | 4.4 |
| 近 90 天新书占比 | 8% |
| 榜单书数 | 100 |
| 所属分类 | 纸书 |
数据解读
- 评论门槛只有上级类目「Materials & Material Science」的 47%(59 条),是它下面更好进的一块。
- 价格跨度大:中间一半的书从 $14.99 到 $44.88,平价版和精装 / 套装同时在卖。
「Metallurgy」畅销榜 Top 10
-
The Home Blacksmith: Tools, Techniques, and 40 Practical Projects for the Home Blacksmith (Fox Chapel Publishing) Beginner's Guide; Step-by-Step Directions & Over 500 Photos to Help You Start Smithing
作者 Ryan Ridgway
- 榜单排名#1
- 价格$18.61
- 评分4.7
- 评论2,697
-
The Complete Welders Handbook 2026: MIG, TIG, Stick & Flux-Core Welding Techniques for Beginners and Professionals
作者 Wendell S Torres
- 榜单排名#2
- 价格$13.99
- 评分4.7
- 评论7
-
Farm and Workshop Welding, Third Revised Edition: Everything You Need to Know to Weld, Cut, and Shape Metal (Fox Chapel Publishing) Learn and Avoid Common Mistakes with Over 400 Step-by-Step Photos
作者 Andrew Pearce
- 榜单排名#3
- 价格$23.29
- 评分4.6
- 评论846
-
Knife Engineering: Steel, Heat Treating, and Geometry
作者 Dr. Larrin Thomas
- 榜单排名#4
- 价格$35.91
- 评分4.8
- 评论1,464
-
How to Run a Lathe: The Care and Operation of a Screw Cutting Lathe
作者 John Joseph O'Brien
- 榜单排名#5
- 价格$4.65
- 评分4.6
- 评论980
-
Screwcutting in the Lathe for Home Machinists: Reference Handbook for Both Imperial and Metric Projects (Fox Chapel Publishing) Comprehensive Manual for All Thread Forms, Pitches, and Diameters
作者 Martin Cleeve
- 榜单排名#6
- 价格$12.99
- 评分4.6
- 评论189
-
Electroplating for Amateurs: Classic Reference for Small Workshops (Fox Chapel Publishing) Metal-Plating Techniques for Decoration, Corrosion Protection, Electrical Conductivity, and Wear Resistance
作者 Jack Poyner
- 榜单排名#7
- 价格$8.99
- 评分4.3
- 评论159
-
Home Workshop Blacksmithing for Beginners: How-To Techniques and Projects (Fox Chapel Publishing) Metalworking Skills, Taking Heats, Cutting Steel on an Anvil, Forging Tools, Making a Forge, and More
作者 Andrew Pearce
- 榜单排名#8
- 价格$14.99
- 评分4.5
- 评论79
-
-
Hardening, Tempering, and Heat Treatment for Home Machinists (Fox Chapel Publishing) Every Aspect of Working with Steel for Metalworking or Blacksmithing in Your Small Shop (Workshop Practice)
作者 Tubal Cain
- 榜单排名#10
- 价格$14.99
- 评分3.6
- 评论4
对应的 Kindle 电子书: Metallurgy
常见问题
「Metallurgy」适合做 KDP 吗?
KDPTop 机会分 33/100,属于竞争很激烈。畅销榜中位数书有 28 条评论,中位价格 $17.65。
在「Metallurgy」上榜需要多少评论?
畅销榜书的评论中位数是 28,72% 的书不到 100 条评论。
「Metallurgy」的书定价多少合适?
中位价格 $17.65,一半的畅销书定价在 $14.99–$44.88 之间。
新书能进「Metallurgy」畅销榜吗?
当前畅销榜里 8% 的书是近 90 天的新书。
数据说明
数据来自 KDPTop 每天对 Amazon 公开榜单页面的抓取,中位数基于最新一期畅销榜。机会分综合了评论门槛、低评论书占比、榜单更替、新书占比和价格,0–100 分,越高越容易进入。