Light steel 1 
Embedded part 
Preembedded anchor 

set 
Calculated separately according to specifications and length Budget quotation: classified by specifications and Calculated quotation by number of sets Internal settlement: calculated in tonnage = length (a + b) * theoretical weight of the specification, nuts, pads need to be calculated separately (round steel theoretical weight = 0.00617 * d2) 
The total number: the number of anchor bolts (refer to the anchor bolt layout) 
Embedded parts 

T 
1. Steel column embedded parts: (1)Column foot board: A*B* theoretical weight of this specification (2)Stiffening plate: (a+c)*b/2* theoretical weight of the specification 2. The door frame column embedded parts: (1)preembedded board: a1*b1* theoretical weight of this specification (2)screw rod: (L1 + L2) * theoretical weight of the specification (Steel plate theoretical weight = 7.85*t) (round steel theoretical weight = 0.00617 * d2) 
The engineering quantity of the column foot board and stiffening plate of the steel column is incorporated into the steel column engineering quantity, and the embedded parts, such as door frame column is separately. 
Light steel 2 
Steel Column Parts 
Steel column (H types) 

T 
(1) Steel column (uniform section): Flange plate = (steel column top elevation  column bottom plate bottom elevation  column foot plate thickness  top gusset plate thickness) * flange plate width * theoretical weight of the flange plate Web plate = (steel column top elevation  column bottom plate bottom elevation  column foot plate thickness  top gusset plate thickness) * (this web plate section height  two flange plates thickness) * theoretical weight of the web plate (2) Steel column (variable section):The calculation method of the flange plate is the same as that of the uniformsection column flange plate. Web plate= (steel column top elevation  column bottom plate bottom elevation  column foot plate thickness  top gusset plate thickness) * (average of the maximum section height and minimum section height of the web plate  two flange plates thickness) * Theoretical weight of web plate (3) steel column (uniform section) Actual height of the steel column * theoretical weight of this model [Theoretical weight calculation method: flange plate width * theoretical weight of the flange plate * 2 (web plate section height  two flange plates thickness) * theoretical weight of the web plate] (theoretical weight of steel plate＝7.85*t) 
1. When calculating the steel column engineering quantity ,the engineering quantity of the relevant gusset plate should be calculated according to the detailed drawing of the nodes (for example, the shape of the gusset plate is irregular or the polygonal steel plate is calculated with the minimum external rectangular area * the theoretical weight of this specification) The amount of engineering is incorporated into the steel column. 2. The project has a crane beam, and the beef leg (Hbeam) is welded on the steel column. The calculation method is the same as the calculation method of the steel beam, and the engineering quantity is incorporated into the steel column engineering quantity. 3. The total weight: unit weight of the same steel column * numbers * number of points (refer to the steel frame layout) 
Light steel 3 
Steel Beam Parts 
Steel Beam (H types) 

T 
(1) Steel beams (the roof has a slope): Flange plate = (the actual length of the beam  the thickness of the end gusset plate) * the width of the flange plate * the theoretical weight of the flange plate Web plate = (the actual length of the beam  the thickness of the end gusset plate) * (the height of the web plate section  the thickness of the two flange plates) * the theoretical weight of the web plate (2) Steel beam (honeycomb beam): Actual length of the beam * theoretical weight of this model [Theoretical weight calculation method: flange plate width * theoretical weight of the flange plate * 2 (web section height  two flange plates thickness) * theoretical weight of the web plate] (need to subtract hole area in which s hole area occupied by 0.3m2 or more on the web plate) (theoretical weight of steel plate＝7.85*t) 
1. Actual length = [(horizontal length * slope) 2 + horizontal length 2] arithmetic square root, slope is the ratio of vertical height to horizontal width 2. when calculating the engineering quantity of the steel beam,the engineering quantity of relevant gusset plate will be calculated according to the detail of the detailed drawings of node (for example, the shape of the gusset plate is irregular or the polygonal steel plate is calculated with the minimum external rectangular area * the theoretical weight of the specification) The amount of engineering quantity is incorporated into the steel beam. 3.If the steel beam is hotrolled Hshaped steel, highfrequency Hshaped steel, Tshaped steel, etc. They will be calculated according to the actual length * theoretical weight of the model [highfrequency Hshaped steel theoretical weight calculation method: flange plate width * theoretical weight of flange plate 2 + (web plate section height  two flange plate thickness) * theoretical weight of the web plate; hot rolled Hbeam is the finished products, so the theoretical weight please check the weight table] 
Light steel 4 
Purlin and angle brace 
purlin 

T 
Length * theoretical weight of the specification [Note: If the purlin is Ctype steel, its theoretical weight (kg/m) = (h+2b+2c 4t)*t*0.00785] 
1. Calculate the engineering quantity of joint plate (steel plate area * theoretical weight of this specification) according to the detailed drawing of the purlins node, and the engineering quantity will be included in the roof purlin. 2. the total weight: the weight of a single purlin * the number of purlins(refer to the purlin layout) 
Light steel 5 
Angle brace 

T 
Oblique length * theoretical weight of this specification 1. If the deep drawing has not yet been finished, calculate the engineering quantity according to the construction drawing (without node): [As shown in the figure: Angle brace length = (the height of the steel beam h2+ the horizontal distance a2 of angle brace from the end of the steel beam connected to the end of the rafter)The square root of the arithmetic +50mm] 2. If the deep drawing has been finished, the length of the angle brace is calculated according to the length in the deep drawing. [Theoretical weight of angle steel (kg/m) = 0.00795* t* (2 bt) or you can check the hardware manual] 
1. Calculate the engineering quantity of joint plate (steel plate area * theoretical weight of this specification) according to the detailed drawing of the joints, and the engineering quantity will be included in the roof purlin. 2. The total weight: the weight of a single angle brace * the number of angle brace(refer to the purlin layout) 
Light steel 6 
Roof small Pieces 
Brace 

T 
(purlin distance+ add 60mm at both ends) * Theoretical weight of this specification 〔theoretical weight of round steel(kg/m)＝0.00617*d2〕 
1. If it is near the gutter side, the length of the brace = the distance between the purlins +one end 60mm 2. the total weight: weight of single bar* number of bars (refer to the layout of purlin) 
Light steel 7 
Horizontal support 

T 
Oblique length * theoretical weight of this specification [As shown in the figure: oblique length = (span length a2 + depth length b2)] arithmetic square root [The theoretical weight of round steel (kg/m) = 0.00617*d2] [Theoretical weight of angle steel (kg/m) = 0.00795* t* (2 bt) or you can check the hardware manual] 
1. The engineering amount of angle steel at the four ends of the horizontal support is incorporated into the horizontal support calculation 2. Total weight:weight of single horizontal support * horizontal support numbers (refer to the roof structure layout) 
Light Steel 8 
Round tube pressure rod 

T 
Actual length * theoretical weight of this specification [As shown in the figure: length = (axis span length a2b2c)] The theoretical weight of round steel (kg/m) = 0.02466 * wall thickness * (steel pipe diameter  wall thickness) 
1. Calculate the gusset plate engineering quantity (steel plate area * the theoretical weight of the specification) according to the gusset detailed drawing, and the engineering quantity is incorporated into the steel beam. 2. Total weight: the weight of a single round pipe pressing rod * the number of round pipe pressing rods (refer to the roof structure layout) 
Light Steel 9 
Steel plate gutter (stainless steel gutter) 

T 
Actual length * spread width * theoretical weight of the specification (Theoretical weight of steel plate = 7.85 * t) 
1. The head plate at the two ends of the gutter is calculated based on the steel plate area * theoretical weight, and the engineering amount is incorporated into the gutter. 2. Total weight: the weight of a single gutter * the number of gutters (refer to the roof architectural drawing) 
Light Steel 10 
Gable wall angle steel 
T 

Gable wall oblique length * Theoretical weight of this specification 
Total weight: singlesided gable wall angle steel weight * two gable walls 
Light Steel 11 
Wall Panel and Small Components 
Wall beam 

T 
Length * Theoretical weight of the specification [Note: If the wall beam is Csection steel, its theoretical weight (kg / m) = (h + 2b + 2c 4t) * t * 0.00785] 
1. Calculate the gusset plate engineering quantity (plate area * theoretical weight of the specification) according to the detailed drawings of the wall beam joints, and the engineering quantity is incorporated into the steel column. 2. If the wall beam meets the door and window opening, the length should be deducted from the size of the door and window opening. The farthest end wall beam should protrudes some distance from the steel column (marked in the drawing). 3. Total weight: the weight of a single wall beam * the number of wall beams (refer to the wall beam layout) 
Light Steel 12 
Vertical support 

T 
Oblique length * theoretical weight of the specification 1. If the detailed drawing has not yet been finished, the engineering quantity can only be calculated according to the construction drawing: as shown in the figure: oblique length = [(vertical support height bdistance between the gusset plates at both ends) 2+ (distance between two steel columns a Distance between the two end gussets) 2] Arithmetic square root] + 50mm 2. If the detailed drawing has been finished, the length will be calculated according to the detailed drawing. The vertical support is a stepped angle steel support, and the angle steel connecting the two angle steels is calculated according to the distance between the two angle steels * theoretical weight * number of steps 
1. Total weight: weight of single vertical support* number of vertical support (refer to wall beam layout) 2. Calculate the gusset plate engineering quantity (steel plate area * theoretical weight of the specification) according to the detailed drawing of support joints, and the engineering quantity is incorporated in the vertical support. 
Light Steel 13 
Small Components 
Door frame Window Frame 
 
T 
the length of the door beam, door frame and window frame * the theoretical weight of the specification 
1. Calculate the embedded parts and gusset plate of the door frame and window frame according to the joints drawing (steel plate area * theoretical weight of the specification) 2. Total weight: single weight * number (refer to wall beam layout) 
Light Steel 14 
Wall Brace 

T 
(Wall beam distance + 60mm at each end) * Theoretical weight of this specification (Theoretical weight of round steel (kg / m) = 0.00617 * d2) 
1. If it is near the gutter side, the length of the brace = the distance between the wall purlins + 60mm 2. the total weight: weight of single brace* number of braces (refer to the layout of wall purlin) 
Light Steel 15 
Crane 
Crane beam 

T 
The calculation method is the same as that of the steel beam: Flange plate = (length of crane beamend gusset plate thickness) * flange plate width * theoretical weight of flange plate Web plate = (length of crane beamthickness of end gusset plate) * (height of web plate section thickness of two flange plates) * theoretical weight of web plate 
1. When calculating the crane beam quantity, calculate the relevant gusset plate engineering quantity according to the detailed drawings of the joints (if the gusset plate shape is irregular or polygonal, steel plate is calculated with its minimum external rectangular area * the theoretical weight of the specification) The engineering amount is incorporated into the crane beam. 2. Total weight: weight of single crane beam * number of crane beams 
Light Steel 16 
System Part 
Braking System 

T 
The actual length of the components that form the braking system * The theoretical weight of the specification (Brake system is generally angle steel, channel steel) [Theoretical weight of angle steel (kg / m) = 0.00795 * t * (2 bt) or you can check the hardware manual] [Theoretical weight of channel steel (kg / m) = (h + 2b 2t) * t * 0.00785] 
1. When calculating the braking system engineering quantity, calculate the relevant gusset plate engineering quantity according to the detailed drawings of the joints (if the gusset plate shape is irregular or polygonal, steel plate is calculated with its minimum external rectangular area * the theoretical weight of the specification) 2. Total weight: weight of single braking system * number of braking system(The number of braking systems is equal to the number of segments of the crane beam) 
Light Steel 17 
Car stop 

T 
The calculation method is the same as that of the steel column: Flange plate = (car stop heightbottom plate thickness) * flange plate width * theoretical weight of flange plate Web plate = (car stop height bottom plate thickness) * (height of this web sectionthickness of two flange plates) * theoretical weight of web plate (If you actually encounter different car stop structures, the calculation will be based on actual calculations) 
1. When calculating the car stop engineering quantity, calculate the relevant gusset plate engineering quantity according to the detailed drawings of the joints (if the gusset plate shape is irregular or polygonal, steel plate is calculated with its minimum external rectangular area * the theoretical weight of the specification) 2. Total weight: weight of single car stop * number of car stop(generally there are one car stop in each end of crane beam ) 
Light Steel 18 
Floor Beam Part 
Main beam 

T 
The calculation method is the same as that of the steel beam: Flange plate = (beam lengthdistance between end gusset plate and beam a * 2) * flange plate width * theoretical weight of flange plate Web plate= (Beam lengthdistance from end gusset plate to beam a * 2) * (web plate section heightthickness of two flange plates) * theoretical weight of web plate [Beam length = distance between the centerline of the column web plateweb plate thickness of the column (or flange plate thickness)] 
1. When calculating the engineering amount of floor main beams, calculate the relevant gusset plate engineering amount in accordance with the detailed joints drawing and incorporate the amount into the main beam. 2. Total weight: the weight of a single main beam * the number of main beams (refer to the floor beam layout) 
Light Steel 19 
Secondary beam 

T 
The calculation method is the same as that of the steel beam: Flange plate = (beam lengthdistance between end gusset plate and beam a * 2) * flange plate width * theoretical weight of flange plate Web plate= (Beam lengthdistance from end gusset plate to beam a * 2) * (web plate section heightthickness of two flange plates) * theoretical weight of web plate [Beam length = distance between the centerline of the main beam web plateweb plate thickness of the main beam ) 
1. When calculating the engineering amount of floor secondary beams, calculate the relevant gusset plate engineering amount in accordance with the detailed joints drawing and incorporate the amount into the secondary beam. 2. Total weight: the weight of a single secondary beam * the number of secondary beams (refer to the floor beam layout) 
Light Steel 20 
Clerestory 
Clerestory frame 

T 
Component ①, ②, ③, ④, ⑤ total spread length * theoretical weight of the specification 
1. When calculating the engineering quantity of clerestory frame, calculate the relevant gusset plate engineering amount according to the detailed joints drawing and incorporate into the gusset plate separately. 2. Total weight: the weight of a single clerestory frame * the number of clerestory frame (refer to the layout of the clerestory) 
Light Steel 21 
Clerestory beam 

T 
The calculation method is the same as that of the steel beam: Flange plate = (beam lengthend gusset plate thickness) * flange plate width * theoretical weight of flange plate Web plate = (beam lengthend gusset plate thickness) * (web plate section heightthickness of two flange plates) * theoretical weight of web plate 
1. When calculating the engineering quantity of clerestory beam, calculate the relevant gusset plate engineering amount according to the detailed joints drawing and incorporate into the gusset beam. 2. Total weight: the weight of a single clerestory beam * the number of clerestory beam (refer to the layout of the clerestory) 
Light Steel 22 
Notes: Clerestory small components(ie. The calculation rules of purlins and wall beams are the same as those small components of the roof and wall) 
Light Steel 23 
Canopy 
Cantilever beam 

T 
The calculation method is the same as that of the steel beam: Flange plate = (cantilever beam lengthend gusset plate thickness) * flange plate width * theoretical weight of flange plate Web plate = (cantilever beam lengthend gusset plate thickness) * (web plate section heightthickness of two flange plates) * theoretical weight of web plate (Such as the calculation rules of variable section beams is same with that of steel frame beams) 
1. When calculating the engineering quantity of cantilever beam, calculate the relevant gusset plate engineering amount according to the detailed joints drawing and incorporate into the cantilever beam. 2. Total weight: the weight of a single cantilever beam * the number of cantilever beam (refer to the canopy structural drawing) 
Light Steel 24 
Steel gutter (Stainless steel gutter) 

T 
Actual length * spread width * theoretical weight of the specification (Theoretical weight of steel plate = 7.85 * t) 
1. The head plate at the two ends of the gutter is calculated according to the steel plate area * theoretical weight, and the engineering amount is incorporated into the steel gutter(stainless steel gutter). 2. Total weight: the weight of a single gutter * the number of gutters (refer to the canopy structural drawing) 
Light Steel 25 
Selffolding steel plate 

T 
Spread width of steel plate * canopy length * Theoretical weight of this specification Theoretical weight = (a + a + c2t) * t * 7.85 

Light Steel 26 
Angle steel 
 
T 
Length * Theoretical weight of this specification 
The length of this angle steel is equal to the spread width of the canopy. 
Light Steel 27 
Notes: canopy small components (ie: The calculation method of purlins and brace is same to that of small components of roof) 
Light Steel 28 
Steel Stair Part 
Stair column 
 
T 
The calculation method is the same as that of the steel column: Flange plate = (Stair column heightcolumn foot plate thicknessRoof plate thickness) * Flange plate width * theoretical weight of flange plate Web plate= (Stair Column Heightcolumn foot ThicknessRoof Thickness) * (Height of This Web plate sectionThickness of Two Flange Plates) * Theoretical Weight of web plate 
1. When calculating the engineering amount of stair columns, calculate the engineering amount of related gusset plates according to the detailed joints drawings and incorporate the engineering amount into the stair columns. 2. Total weight: the weight of a single stair column * the number of stair columns 
Light Steel 29 
Stair beam 

T 
The calculation method is the same as that of the steel beam: Flange plate = (total length of stair beamend gusset plate thickness) * flange plate width * plate thickness * theoretical weight of flange plate Web plate = (total length of stair beamthickness of end gusset plate) * (height of web sectionthickness of two flange plates) * theoretical weight of web plate (As shown in the figure: the total length of the stair beam = the length of the inclined stair beam a + b + the length of the resting platform c) 
1. When calculating the engineering amount of stair beams, calculate the engineering amount of related gusset plates according to the detailed joints drawings and incorporate the engineering amount into the stair beams. 2. Total weight: the weight of a single stair beam * the number of stair beams 
Light Steel 30 
Step board 

T 
Stepping board spread width * actual net width * theoretical weight of this specification (As shown in the figure: stepped board spread width = a + b + c) 
Total weight: weight of single step board * number of step boards 
Light Steel 31 
handrail 

T 
Extension meter * The theoretical weight of this specification (As shown in the figure: the meters of the handrail include the meters of the vertical bar and the meters of the inclined railing) 
If the material of the handrail and railing is stainless steel, it is calculated by extension meter. 
Light Steel 32 
Hanging platform Pperating platform 
It is a platform composed of columns, beams, plates, diagonal braces, etc. and some have steel stairs handrail and platform railings etc surrounding components 
T 
The columns, beams, and plates of the platform (calculated according to the laying area shown in the figure without deducting the hole area less than 0.3 m2), the diagonal braces are calculated according to the corresponding component calculation rules and are incorporated into the steel platform. The stair and handrail are calculated according to corresponding calculation rules and incorporated into staircase quantities 

Light Steel 33 
Maintenance ladder 
 
T 
If the detailed diagram of the maintenance ladder is not shown in the drawing. Please refer to the maintenance ladder atlas. Calculation method of the engineering quantity: length * the theoretical weight of this specification(calculate the engineering amount of related gusset plates according to the detailed drawings and incorporate the engineering amount into the maintenance ladder) 
