Some standard content:
trnc: 623. 122 4 001. 4
National Standard of the People's Republic of China
GE 8839-88
Terms of concrete ship
Published on 1988-02-29
National Standard Published
1088-10-01 Implementation
National Standard of the People's Republic of China
Terms of cement ship
Terme af une retr. ship
1 Subject and applicable scope
This standard specifies the main policies and definitions of concrete ships, and applies to scientific research, design, production, management and teaching. 2 Reference standards
GE 4582 Short network request for the name of the term and its attributive? Cement definitions and nouns
3 General categories
3.1 Cement ship (boat, vessel)
Cement ship with cement or concrete as the main material of the overall structure. 3.2 Cement ship (rgssel, ship) UDC629.122
CB 8839--88
Cement ship with cement as the main material of the overall structure, such as cement agricultural ship, cement transport ship, cement chain ship, cement engineering ship, etc.
55 Steel concrete ship
Cement ship with cement as the main material of the overall structure, such as reinforced concrete ship, steel engineering ship, etc. 4. Materials:
4.7 Pure mesh water filter
feBelF
Effective egg silk and bottle silk are used as materials, cement sand is a kind of world-class structural material, which has good workability and resistance to loss, and is widely used in cement construction. 4.1.: Unreinforced calcium continuous mesh water filter
all mexh iertocemen!
Only with silk, not with brain-reinforced wire mesh mud 4.T.2 Energy-reinforced steel mesh water filter
fertocernenl with reinforcing tod sheet with copper wire and enough steel mesh permanent mud. The belt is made of new frame and waist filling plate. 4.1.3 Top stress wire mesh cement
prcgcggcdFerocemcnt
Ministry of Communications of the People's Republic of China 1988D2-29 Batch 19 B-10-0 Practice
G0883998
Through tensioning, the cement slurry can be made to show the water level of the wire mesh, which can improve the elasticity of the binding parts and make the weight lighter. 4.2 Reinforced concrete
rtinforced concrete
a kind of engineering material prepared on the basis of combustion, signed on the day of the power selection of national energy, 1 Cheng Shu, etc., 4.3 Prestressed filter concrete (also known as prestressed steel pre-concrete 1) ptestruied concrcic
through the tension of the pre-concrete to obtain a small pressure relief, high efficiency rail guard rail, you benefit, 4.4 foam 1
with water, sand, water or other materials, usually called cement after the drop of concrete is usually used to the degree of 30 effective filter concrete, 4.5 water proof mortar
cman1 nin:ur
Mixed with water, sand and water or a certain amount of admixture, the composite material is usually made of cement mortar with a water resistance of not less than 4MTa. 4-6 Coarse cement mortar
cohesive cement mortar
Mixed with carrier, plasticizer, mortar, curing agent (mud, sand) and other materials in appropriate proportions, it can be used as a water-soluble material or to make up for the lack of water in the two parts of the material. 4.7 Wire meshWww.bzxZ.net
wire iesll
wire mesh, wire mesh is used as reinforcement in mud: the reinforcement strands should be 0.9-1.5mm in diameter or non-chain nail cold or low pin wire woven into a mesh, the two sizes are 0mm×1mm and mx1bmm4.8 cementitious cementitious cementitious material, which can be mixed with water to form a plastic slurry, which can bind sand and gravel and other dangerous materials, and can be converted into powdered water-convertible cementitious material in air and water. 4.B.1 silicate cementitious cementitious material, silicate cementitious material, is made by adding suitable stone to the natural material and grinding it into fine water. When it is used to build cement ships, its grade should not be less than 45, of which 55 is the lowest for the detailed water standard ships. 4.8.2 ordinary silicate cementitious cementitious cementitious material Cement
is a kind of cement made of hot water-soluble acid and calcite, and is called first-class cement. When used for construction, its grade should not be less than 425, of which the cement for filter should not be less than 525. 4.8.3 Blue silicate water
is a kind of cement made of molten silicate material, chemical furnace ore and quarry bottom, and is called expansion cement: when used for port cement, its grade should not be less than 425, and it is used as a cushion for seawater storage. 4.&.4 Anti-sulfate silicate cement
sulphate tesisting portiand cemont is made of natural salt material and added with appropriate stone to make finely ground into a material with good anti-sulfate performance. It is commercially known as anti-sulfate cement and is used for building water filtration. Its grade is not less than 42, among which the elastic cement should generally not be lower than 525, 4.9
The particle size of the stone formed by natural conditions is less than 5 mml. The fineness modulus of silicate cement for shipbuilding is generally required to be 2.0~-3. 7
4. External agent
admlxzure
to improve the performance of general liquid cement or mortar, and the replacement amount should not exceed 6% of the mud. It is commonly used as a water reducer for water filtration. 4.11 Coatings
Organic polymer materials used on the surface of cement hulls can not form or float film, so as to protect the hull from being affected by seawater, agents and other substances. Commonly used coatings for cement hulls include cyclic resins, calcium carbonate, urea, etc., but cannot use oils containing benzene and acrylates. 5'Strength and structure
5.1 Mortar strength standard
ninr(ait nl-ungti
The sample is made into a 160m square specimen with a length of 70.7mm. It is placed in the same environment as the hull structure and after a certain period of curing, the mortar is pulled down by the illumination of the water source. The unit is MPn.
5.2 Full setting degree
conerete strength
From the filter used for the body parts, the sample is made into a cubic specimen with a side length of 150m or 12mm. It is placed in the same environment as the hull structure and after a certain period of curing, the concrete compressive strength is measured. The unit is two. 5. 3 Demolding strength
siteligih at dervoulding
The demoulding property of cement or concrete components, the compressive strength value achieved by cement or concrete, the required compressive strength index, the unit is MPa.
5.4 Mortar (cencrete) strength at launching When launching a ship, the hull is subjected to the pressure of the mortar (cement) when launching. The mass ratio of water to cement in the mortar or concrete mixture is generally not more than 4.5.6 Required ratio
ceerll-nr? 5.7 Mortar ratio: the mass ratio of cement to sand in mortar mixture, the sand ratio in steel wire mesh cement solution - general! ! ! 5.8 Mortar covetage (eover): the sand layer from the outermost edge of the reinforcement mesh in steel wire mesh cement components to the component surface. 5.9 Concrete protective layer
cuncrute coveragc (caver)
GB88398B
The mixed connection of the outer edge of the steel front cell component and the surface of the inner part. 5.10
rod- wesls ske,ein1.
the whole mesh filter component, according to the design requirements and process standards, the weft or the year of the skin of the pin and the wire mesh, 5.11 Jinlin
ftaimingmembce
the general name of the various types of support, such as the middle plate, the warehouse wall plate, the light spit bone, the beam, the material, the decision material, etc. 5.12 variable force
prtnclpal rod
wire water smoke avoidance, the main load before the record 5.13
lesiring roxl (seuriclizry rol;Wire mesh cement frame, steel notches for positioning and stress bearing are required (see Appendix A Figure A1: 5.14 Stirrup (hoop) Steel mesh cement or reinforced concrete frame, which bears shear stress and is a steel bar used to keep the reinforcement in a fixed position (see Appendix A Figure AI. 5.15 Spur-typr cr inp tyre), which connects the body frame and the joint, is usually composed of two types: spur-shaped [see Appendix A Figure A)] and ring-shaped (reserved opening, see Appendix A Figure A2). The wire mesh cement frame refers to the short steel reinforcement added to the steel frame. 5.16
ShBletal TuR!
State in the wet wire mesh water-mixed plate mesh between the layers of the tide. 5.17
Ingiljd irl oxl
In the ship filling plate recording plate along the length of the ship's steel bar (such as simple). 5.18
dransverye rod
Steel energy (per) suitable for the board Nauyuan in the new boss or outer plate 5.19 Energy mesh design thickness
FlcaimulatlvethdckncssattenfotcencntsThe sum of the diameters of the mesh wires in each layer of the steel wire mesh water-mixed plate. 5.20 Plate nominal thickness
mominal shlckness of plate
The sum of the thickness of the steel wire mesh cement plate and the design thickness of the expansion layer. 5.2.1 Effective width of flange
effectivewidthofflange
In the calculation of the strength of the structure, it is the width of the part that is considered to be able to work effectively with the frame and the normal material. 5.22 Opside sirder
The mechanical strength member of the structure and the whole set (see Appendix B for the whole). The structure is generally made of steel and steel concrete, steel wire cement, steel, hardwood, etc. 5.23 Fender:
GB8839-88
The member installed outside the drum to protect the outer plate of the rubber side. It can be made of steel and steel concrete, steel wire cement, steel, hardwood, etc. 5-24 Strengthening frame
Izulelead traundaey srirEeaarThe strengthening frame added to the four sides of the ship's wall,
5. 25 Bram on bulhhead
When there is no deck on the top of the bulkhead, it is a slow-moving component set up to facilitate passage. The whole top of the bulkhead is also called the deck. 5.26 The component between the deck and the upper deck or the deck. 5-27 The frame
fraroe ring
frame frame ... part
the quality of the mortar before welding or tying on the component network, 5.50 the total mass of steel mesh or reinforced concrete in a unit body, kg/m2, 5.31 the ratio of the required material
the sum of the surface area of steel and reinforced concrete in the force direction of the structure and the percentage of the component area, 5.32 the quality of the superstructure without steel mesh cement and reinforced concrete, unit, 5.33 the deadweight factor
the ratio of the deadweight of the hull to its design water. 5.34 the age
bealed compartment
An enclosed compartment that ensures the anti-sinking property of a ship. 5.35 A large and deep compartment
A large and deep compartment usually used as a companion.
6 Construction technology
6.1 Construction technology of the positive hull
upright hull (hull template
GE8639-86
A rapid construction technology of a ship with a bottom plate on top and a hatch on the bottom. 6.2 Construction technology of the mold
nzitle dowr burtt bulldtng
a ship template with a bottom plate on top and decks and hatches on the bottom and deck templates 6.3 Monolithic construction technology
monotde B.4 Prefabritated-assembly uifding is a process of assembling and connecting the prefabricated half sections into a whole, which is suitable for simple-line construction. 6.5 Prefabricated-assembly uifding is a process of assembling and connecting the prefabricated first and second sections into a whole on the slipway. 6.6 Lap joint (overlap) is a process of placing the ends of two steel bars or the edges of two steel wire meshes together. 6.6.1 Smooth lap joint
The connection of two overlapping wire meshes.
B.6.2 Edge joint
The connection of two cut wire meshes.
6.7 Sidebfir joint
The connection of two overlapping wire meshes.
6.8 Tie wire
The process of fixing the wire to the edge, the wire mesh to the steel section or the steel to the copper joint. 6.8.1 Tie wire
The wire used for manually tying tobacco mesh or steel bars. One strand adopts annealed low-strength steel with a diameter of D.?-1.0mm. 6.8.2 Tack nails
tic aail
machine rusty dance tie net or can be used\ shape
6.8.3 Tie point
tie juncidon
, age net or steel natural call twisted fixed connection point, 6.9 Slurry
mansiplastcring
the general process of sand case into the reinforcement layer of the body component by manual method, quick leveling, end polishing, etc. 6.9.1 Compacting
coapacting
GB9-6E
After the single slurry block is put into the front closing layer of the body component, the work of manual method to fill the case with it, 6.8.2 Smoothing
I1gwelting
before water closing, the compacted surface, that is, the convex parts, are filled and smoothed to control the process of the protective layer environment. 6-9.5 Polishing
fua-shag
water record to make the surface of the body or component smooth and clean. E.10 Machine slurrying
mcchinc-plasterink
blade according to the body of the network room, and make it dense and integrated, 8.10.1Vibrating screening method
vibcaion plasueting method
A method of using dynamic force to move sand into the structural mesh layer and make it solid. 6-70.2 Rila mould vioration ethod A method of using a vibrator installed outside to move the installed people into the net layer of the hull to make it wider and more solid. 6.10:3 Hopping net method Hopping net method A method of using a hoist equipped with a high-speed vibrator to move the installed people into the net layer of the hull to make it wider and more solid. 6.10:4 Mortar gunite method A method of injecting sand into the net layer of the hull component with a gun. 6.10.5 Hollow vacuum pump methodUse dynamic method to hold concrete or mortar in the reinforcement network of the hull structure, and then use vacuum to expand the bubbles and shave water to make it dense. 6.10.6 Forming method
Istrety-mutid metrud
Use a set of non-vertical molds, form a number of pieces at a time, and then manually press the concrete into the mold and press it into a dense process. 6-12 pieces
prcrabrieatrd cauponont
Pre-made ship structure components before the body is formed or assembled. Suitable for rib frames, decks, bulkheads, etc., the use of prefabricated parts can provide high manufacturing quality and short slipway period.
SPCETON
In the template reinforcement frame, a smooth steel bar with a thickness of the slurry protective layer is used, and its diameter should be equal to the buoyancy of the protective layer. After the sand reaches the density, it will be immediately pulled out and the space left behind will be restored. 6.14 Spacer (block)
spacct
Niu Pei asks for the space between the inner frame of the steel and the steel. The cushion material that controls the thickness of the protective layer is equal to the design thickness of the protective layer. (One year cement or fine stone sea cement: 6.15 Reserved
pre-operated hofe
For the installation of equipment, pipelines, additional installation parts, the reserved holes on the hull parts of the sand retention plan or concrete light soil are used. 6.16 Natural maintenance
iliral After the parts are formed, under the condition of self-signed gas, the environment and water are used to improve the strength of the water, so that the water can be naturally hydrated and the strength can be increased. The steam curing method can be shortened, but there must be enough static period before curing. water
When the mortar or limited setting soil of the frame or uniform part reaches a certain degree of illumination, it is directly immersed in water under the condition of single-effect temperature. The maintenance method is proposed by the maintenance system or the small master. 6.19 Demolding
denuuld:ng
When the sand or the suspected soil reaches the demoulding degree, the separation process of the standard or condition part and its replacement plate, 6.20 Air body reaching
usleci:ig rull .bthc1
The method of lifting the hull of the difficult-to-build ship in the air after launching. 6.21 Water turning method
2lcetineroil m.cthout
The method of turning the hull of the reversed ship on the water surface after launching. This method can improve the stress situation when the ship is turned over. 6.22 Screen spot welding machine
spat weidize machine fet rod and mcah is a kind of welding machine which is specially made for welding rings. Its working principle is to tighten the steel mesh and then turn on the power to heat the steel mesh at the same time. It is a special equipment composed of a high-frequency vibrator and a lifting tool. It is called a hanging vibrator. Quantity and inspection
7.1 Batch network
mrshi b.ilgr
The phenomenon of the wire mesh retreating from the body or the rear part of the wire mesh in the component is a quality defect that affects the shape and resistance of the material. The wire mesh refers to the phenomenon caused by improper laying and binding sequence during laying, 7.2 Hollow
hinilesw
water-retaining mesh or the inner part of the component is a quality defect caused by improper holding of the slurry, 7.5 Laying a layer of cement inside the cement grid is a quality defect caused by improper slurrying, 7.4 Bubbles
air pcckets
a quality defect of floating slurry on the surface of steel parts. Drum is caused by internal air when applying slurry, improper cleaning, improper admixture selection, etc.
7. 5 Beehive
toacycuzub
a quality defect of honeycomb-like holes on the surface of water-chasing ship parts or balancing board. The holes are caused by improper grouting or leakage.
7.E Pitting
E:ting
a quality defect of small pits on the surface of cement hull or structure. The pitting is caused by improper grouting, improper cleaning, etc. 7.7 Pits
pitting sirtarr
a quality defect of pitting on the surface of cement hull or structure. The pitting is caused by improper grouting, improper cleaning, etc. 7.B Water-chasing
waet 7.9 Water permeability test: During the watertight test or after launching, a piece of material that is not in contact with water appears in the non-water side. 7.10 Water permeability test: During the watertight test or after launching, a piece of material that is not in contact with water appears in the non-water side. 7.11 Printing: The surface of cement components shows signs of squeezing marks. 7.12 Pre-printing: The surface of cement or reinforced concrete components shows signs of wide reinforcement. 7.13 Water leakage on the mesh head or wire head, a quality defect on the surface of the component. 7.14 Mesh leakage on the mesh body or component, a quality defect on the surface of the wire mesh body or component. 7.5 Surface dusting, a quality defect on the surface of the wire mesh body or component. 7.16 Shelling
scaline
GH8839-88
water mixed with calcium or components or flakes caused by a missing inspection, 17 angle level difference
four corner leuel diffareace resistance in the rest deck and the designated area of the skin brought by the four cities: two years to the negative point of the whole door water height and the difference town, is a measure of the body in the construction of the transformation index, unit step mm.718 installation level! Pakistan standard)
sarface unfairrcss
ship, deck and cabin surface and smooth or called convex. Balance star degree, single stand for m/m. 719 Deviation height
iddviutiwn cof glcm eentreline the distance from the measured surface of the center of the ship, unit 7.20 Deviation of sterrpasi centre linc the distance from the center line of the ship to the simulated plane, unit 7.20 Flooding test
floodinglest
according to the requirements of the regulations, a test method to check the tightness of the hull by spraying water at a fixed height. 7.22 Water test
Waler et eyl
A test method to check the watertightness of the hull or watertight devices by spraying water of a certain pressure into the position to be checked according to the specified requirements. 7.23 Water test
immcisdon tegr
A test method to check the watertightness of the hull or watertight devices by using external water pressure to check the watertightness according to the specified requirements. 13
GB8839-88
Part of the structure is placed in the frame and plate (Mongolian test piece)
Ba report, and the board
, Sheng A, ethnic group
Huangqu, the village, the new department
Na plan (transfer system)
, the kidney, that is, the plate
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