# 鋼材tap V1 > Calculates steel weight, surface area, and performance for Japanese standards. (iPhone/iPad app by TOGUCHI, CO., LTD..) - Source: https://appshunter.io/ios/app/tap-v1/id668471425 (this page in markdown: same URL + `.md`) - Developer: [TOGUCHI, CO., LTD.](https://appshunter.io/developer/668415384) - Category: Business, Utilities - Price: Free with in-app purchases - Age rating: 4+ - Requires: iOS 17.6 · 51 MB - Languages: American English, Japanese - Released: 2013-07-08 - Data updated: 2026-08-26 - Monetization: free with in-app purchases - User reviews in markdown: https://appshunter.io/ios/app/tap-v1/id668471425/reviews.md ## What is 鋼材tap V1? 【Introduction】 This application calculates the weight(kg) and surface area(m2) of ​​steel used in Japan (JIS Ferrous Materials & Metallurgy). It also provides a calculation of cross-sectional shape and performance. 【Functions】 You can share, memorize, and e-mail calculations with text and CSV files. You can enter standard of the steel plate. You will receive advertisements. 【Steels】 ●PLATE & SHEET Hot Rolled Steel Plates Checkered Steel Plates Expanded Metals Steel Decks Cold-reduced carbon steel sheets Hot Rolled Stainless Steel Plates Cold Rolled Stainless Steel Plates Circular Steel Plates QL Deck Super E Deck ●STEEL SECTION & BAR H Beams Channels Equal Leg Angles Unequal Leg Angles I Beams Flat Bars Round Bars Square Bars Unequal Leg and Unequal Thickness Angles Bulb Flats T Beams CT Beams Fixed Outer Dimensions H Beams ●LIGHT GAUGE STEEL Light Channel Steel Light Z Steel Light Angle Steel Lip Channel Steel Lip Z Steel Hat Steel Light Gauge H Steels Light Gauge Lip Type H Steels 鋼製天井下地材(19形) 鋼製天井下地材(25形) 鋼製壁下地材 ●STRUCTURAL STEEL TUBE/PIPE SHEET PILE Carbon Steel Tubes General(STK) Carbon Steel Square Pipes(STKR) Carbon Steel Rectangle Pipes(STKR) Carbon Steel Tubes Building(STKN) Steel Pipe Piles(SKK) Steel H Piles(SHK) U-Shaped Steel Sheet Pile Steel Bars For Concrete Reinforcement Carbon Steel Square Pipes Machine(STKMR) Carbon Steel Tubes Machine(STKM) 建築構造用冷間ﾛｰﾙ成形角形鋼管(BCR) 建築構造用冷間ﾌﾟﾚｽ成形角形鋼管(BCP) トルシア形高力ボルト 高力六角ボルト ND core ●STEEL PIPES FOR PIPING Carbon Steel Pipes Ordinary Piping(SGP) Arc Welded Carbon Steel Pipes(STPY) Coated Steel Pipes Water Service(STW) Carbon Steel Pipes Pressure Service(STPG) Carbon Steel Pipes High Pressure Service(STS) Carbon Steel Pipes High Temperature Service(STPT) Alloy Steel Pipes(STPA) Steel pipes Low Temperature Service(STPL) Stainless Steel Pipes(SUS304TP) Stainless Steel Pipes(SUS316TP) Large Diameter Welded Stainless Steel Pipes(SUS304TPY) Large Diameter Welded Stainless Steel Pipes(SUS316TPY) ●SECTIONAL SHAPES H/I Beams Channels Angles T Beams Round Hollow Tubes Rectangular Hollow Section Round Bars Rectangular Bars Hexagonal Bars ●STAINLESS STEEL FOR BUILDING STRUCTURE Circular Steel Pipes Square Steel Pipes Hot-Rolled H Beams Hot-Rolled Channels Hot-Rolled Equal Leg Angles Cold-Rolled Equal Leg Angles 溶接Ｈ形鋼 溶接溝形鋼 Stainless Steel Bars For Concrete Reinforcement ●HOT-FORMED STAINLESS STEEL SECTIONS H Beams Channels Equal Leg Angles Unequal Leg Angles Round Bars Hexagonal Bars ●COLD-FORMED STAINLESS STEEL SECTIONS Channels Equal Leg Angles Unequal Leg Angles Lip Channels Hut Channels Flat Bars Round Bars Square Bars Hexagonal Bars kg is the basic unit of weight. A calculation is based on kg/m2 or kg/m. Please use it as a calculator to get a steel weight. 【 Calculation of steel’s surface area】 You can calculate a surface area of the steel, for example, to get the area of painting. Please note that “---m2 “appears when a surface area is not calculated. Please also read the app terms of use. https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ ## Key features - Steel weight calculation - Surface area calculation - Cross-sectional shape and performance calculation - Support for Japanese JIS standards - Extensive steel type library - Share and email calculations - CSV export ## Pricing and in-app purchases Base price: Free. **Subscriptions** | Subscription | Price | Period | | --- | --- | --- | | Hide ads | $0.99 | per month | ## Recent user reviews (10 of 16) All indexed reviews: https://appshunter.io/ios/app/tap-v1/id668471425/reviews.md ### 1/5 — 最近、広告が多い *2025-10-09* 最近、やたらと広告が多いですね。しかも音量付きでうるさい。 こんな広告を増やすなら、元々フリーだったけど、買取にさせて広告を減らしてください。 このままなら、代わりのアプリを作成して買取アプリでアップしますし、類似のアプリが出たらそっちに乗り換えます ### 5/5 — 1.1.160アップデート後の不具合 *2025-06-19* お世話になってます。1.1.160アップデートしたら、シートの新規作成が出来なくて困ってます。対応くださると助かります‼️ ### 5/5 — いい！ *2025-04-07* いつもお世話になってます！ 広告の音、無しにして欲しい（ ; ; ）客先だとドキッとします(T ^ T) ### 5/5 — すごく便利！ *2025-01-17* タイトル通り重宝しています。 特にBH、BT材の入力ができる点がとてもいいです。ただ、ビルト材はフランジ・ウエブの板重量の足し算になってますよね？溶接余盛も重量に入ってくれたらな…。あと有料版にしてもらっても構わないので広告無しにできませんかね。仕事で使う時音が出る広告は辛いです… ### 5/5 — バグの報告 *2024-02-20* 単価計算の入力が出来なくなってます。 ### 5/5 — 鋼材データの新しいデータへの対応 *2022-12-20* ありえないほどのスピードで対応してくださりありがとうございます 感謝です ### 4/5 — 便利！ *2021-10-09* アルミが欲しい！ ### 3/5 — 日本の規格に合わせて欲しい *2020-10-04* 鋼板で3×6板などがなかったり、inchやフィートなど日本での仕様にあっていない気がする ### 5/5 — iOS13との互換性 *2019-09-26* 昨日、iOSアップデートしましたが、本日から突然、部材をタップしてもホーム画面に戻ってしまいます。すぐに改善してもらいたいです。 ### 1/5 — ios 13.0 *2019-09-24* ios 13.0にアップデートしたら、使えなくなりました。 ## Frequently asked questions about 鋼材tap V1 ### What steel types does 鋼材tap V1 support? 鋼材tap V1 supports a comprehensive range of steel types including plates, sheets, sections, bars, tubes, pipes, and stainless steel for building structures and piping, adhering to Japanese JIS standards. ### Can I use 鋼材tap V1 offline? The provided description does not specify offline functionality. However, the ability to share and email calculations suggests it may require an internet connection for those features. ### How accurate are the calculations in 鋼材tap V1? The app calculates weight and surface area based on Japanese JIS Ferrous Materials & Metallurgy standards, implying a high degree of accuracy for its intended purpose within that framework. ### Does 鋼材tap V1 have ads? Yes, 鋼材tap V1 contains advertisements. Users can hide these ads through an in-app purchase. ### What is the cost to remove ads in 鋼材tap V1? The subscription plan to hide ads in 鋼材tap V1 is $0.99 per month. ### How often is 鋼材tap V1 updated? The latest version is 1.1.202, last updated on May 31, 2026. This indicates a relatively active update schedule, though the specific frequency is not detailed. ### What devices is 鋼材tap V1 compatible with? 鋼材tap V1 is supported on iPhone and iPod devices. It is rated for ages 4 and up. ### Can I export my calculations from 鋼材tap V1? Yes, you can share, memorize, and e-mail calculations from 鋼材tap V1. Calculations can be exported as text and CSV files. ## Version history (last 5 releases) ### 1.1.215 — 2026-08-21 1.Bug fixes and performance improvements.(Swift) ### 1.1.214 — 2026-08-13 1.Bug fixes and performance improvements.(Swift) ### 1.1.211 — 2026-08-04 1.Bug fixes and performance improvements.(Swift) ### 1.1.210 — 2026-07-30 1. Migrate to Swift 2. Build with the latest version ### 1.1.203 — 2026-06-26 1.Bug fixes and performance improvements. 2. Convert some screens to Swift. ## Apps similar to 鋼材tap V1 | App | Rating | Price | Category | | --- | --- | --- | --- | | [iDenomiCalc](https://appshunter.io/ios/app/idenomicalc/id375352735) | — | Free | Business | ## More apps by TOGUCHI, CO., LTD. - [配管tap V1](https://appshunter.io/ios/app/tap-v1/id691673925) - [Kouzaitap for iPad](https://appshunter.io/ios/app/kouzaitap-for-ipad/id1112838889) - [配管tap for iPad](https://appshunter.io/ios/app/tap-for-ipad/id1123282391) - [CalcTri V1](https://appshunter.io/ios/app/calctri-v1/id1606476734) All apps by TOGUCHI, CO., LTD.: https://appshunter.io/developer/668415384 --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-26.*