To avoid manual labor of chiseling - grossness, in the area of second - stage concrete construction, permanently non - removed metal molding boards nets are used as molding boards of first - stage concrete. substitution joints of reinforcing steel bars for traditional electric welding and usage of equipments for joints of reinforcing steel bars efficiently improve strength of junctions and rate of connecting reinforcing steel bars, and safety of construction and stability of quality, and greatly reduce cost. it ' s possible that three gorges project become top - ranking project in the world by study on systems engineering of high - strength concrete construction
混凝土縫面處理採用高壓水流沖毛技術,大大提高了施工工效,減少了倉面污染;
模板工程大量採用定型
鋼模板施工技術,提高了壩體混凝土成型質量和工程進度;在二期混凝土施工區域,為免除人工鑿毛勞動強度,採用永久性免拆金屬
模板網作為一期混凝土
模板;
鋼筋連接改進傳統的電焊連接方式,採用大量採用
鋼筋接頭機械連接技術,有效提高了接頭強度和
鋼筋連接速度,施工安全性大大加強,質量穩定性有效提高,經濟成本大大降低;三峽二期工程持續高強度混凝土施工系統工程的研究,使三峽工程成為名符其實的「世界一流工程」成為可能;三峽二期工程混凝土溫控綜合技術的應用,有效降低了壩體混凝土溫度的產生;混凝土表面處理及裂縫處理技術的應用,提高了建築物的整體性和耐久性。
Steel model of circular prestressed concrete pole
環行預應力混凝土電桿
鋼模
In the construction of the tanghe inverted siphon on mid - roule of south - to - north water transfer project, some reliable construction processes and techniques are applied such as belt conveyor with three - rail gantry, construction with combined steel formwork, straight screw sleeve connection for reinforcement and the crushed stone - planting method etc., by which better construction effects are obtained
摘要南水北調中線唐河倒虹吸工程項目施工中,根據工程特點,採用了三軌門架式皮帶布料機、
鋼模板聯體施工、
鋼筋滾壓直螺紋套筒連接、混凝土施工縫栽石法等可靠的施工技術和施工工藝,取得了較好的效果。
Specification for die blocks of plastic die steel
塑料
模具
鋼模塊技術條件
Steel die forgings - tolerances on dimensions - drop and vertical press forgings
鋼模鍛.公差和尺寸.落錘或垂直壓力鍛造
Steel die forgings - tolerances on dimensions - part 1 : drop and vertical press forgings ; german version en 10243 - 1 : 1999, corrigenda to din en 10243 - 1 : 2000 - 06 ; german version en 10243 - 1 : 1999 ac : 2005
鋼模鍛件.尺寸公差.第1部分:落錘鍛造件和垂直壓力鍛
Sleeper steel mould
軌枕
鋼模
Steel formwork for prefabricated concrete products
預制混凝土構件
鋼模板
Technical specifications for steel modular formworks
組合
鋼模板技術規范
Specification of steel form cleaning machine
鋼模板清理機技術條件
Test method of steel form cleaning machine
鋼模板清理機試驗方法
Technical code of composite steel - form
組合
鋼模板技術規范
Steel formwork of ustable curvature
雙曲可調
鋼模板
Finite element analysis of large and complex set - shaped steel formwork structure
大型復雜定型鋼模板結構有限元分析