Square yeeb nkab
Cov duab:
Ntug Hollows: Square, Rectangular, Round, Daim duab peb sab, Hexagonal, Eliptical Hollow seem
Scaffolding
Kev siv:
Hollow Sections:
Kev tsim kho: Hall Structure, Hiav Txwv Trestle, Airport Structure, Shipbuilding, Security Door Frames, Garage Doors, Strengthening Liners of Steel Doors and Windows, Indoor Partition Walls, Cable Bridge Structures and Expressway Safety Guards, Balustrade, Decorating, Residential, Ornamental Pipes
Automotive Parts: Motorcar Case, Tsheb thiab Bus Manufacture, Tsheb
Kev Ua Liaj Ua Teb: Agricultural Equipment
Kev lag luam: Machinery, Hnub Ci Stent, Offshore Roj Field, Mine Equipment, Electromechanical Hardware,, heavy engineering, Mining thiab Resources, Process Engineering, Materials Handling, Mechanical Parts
Tsheb thauj mus los: Taug kev Rails, Roll-up Qhov Rooj, Guardrail, Plaza Structure, Signage, Road Fencing, Fencing
Logistics Cia: Lub khw muag khoom loj, cov thawv ntim khoom, kev lag luam thauj mus los, kev tsim khoom lag luam
Lwm yam: Cov cuab yeej ua kis las, khoom siv ua si, rooj tog zaum, rooj tog hauv tsev kawm ntawv
Scaffolding Tube:
Cov Khoom Siv Cia Racks, Pallets, Hydraulic Platforms, Trusses, Kem, Purlins, Tsev cog khoom Stands Towers
Txuj Txuj Ci:
Hollow Sections:
GB / T 13793 Longitudinal hluav taws xob tsis kam welded steel hlab
GB / T 6728 Txias tsim steel hollow seem rau cov qauv dav dav-Dimensions, cov duab, qhov hnyav thiab kev tso cai sib txawv
ASTM A500 Cold Formed Welded thiab Seamless Carbon Steel Steel Structure Tubing nyob rau hauv Round thiab Shapes
ASTM A 53 Txuj Specification rau Yeeb Nkab, Hlau, Dub thiab Kub-dipped, Zinc-Coated, Welded thiab Seamless
TS EN 10210 Kub ua tiav cov qauv hollow seem ntawm cov hlau tsis muaj hlau thiab nplua nplej hlau
TS EN 10219 Txias tsim welded structural hollow seem ntawm cov hlau tsis muaj hlau thiab nplua nplej
JIS G 3466 Carbon steel Square rau lub hom phiaj dav dav
BS 1387 Steel Tubes siv rau Dej, Roj, Cua thiab Chav
TS EN 6323 PART5 SEAMLESS AND WELDED STEEL TUBES RAU AUTOMOBILE MECHANICAL THIAB GENERAL ENGINEER PURPOSE
IS: 1161 Steel Tubes Rau Lub Hom Phiaj thiab Hluav Taws Xob.
IS: 3601 Steel tubes rau cov khoom siv kho tshuab & dav dav engineering.
IS: 3074 Steel tubes rau tsheb lub hom phiaj.
IS: 4923 Steel tubes rau Hollow seem siv hauv cov qauv
DIN 1626 WELDED Circular Tubes ntawm cov hlau tsis muaj hlau nrog
TXOJ CAI ZOO TSHAJ PLAWS
DIN 2394 WELDED THIAB SIZE PreCISION STEEL TUBES
Scaffolding Tube:
GB 15831 Steel Tube Scaffold Couplers
TS EN 39 Cov hlua khi hlua khi rau cov raj thiab cov hlua txuas txuas
BS 1139 Hlau scaffolding
Steel Qib:
GB/T 13793, GB/T 6728, GB 15831:
Q195, Q215, Q235, Q275, Q295, Q345, 08F, 08, 08AL, 08F, 10F, 10, HG5, DF08
EN 10210, EN 10219, BS 1387: S185, S235, S235JR, S235 G2H, S275, S275JR, S355JRH, S355J2H, St12, St13, St14, St324, St3
ASTM A500, ASTM A53: Gr.A, Gr B, Gr C, Gr.D, DC01, DC03, 1008, 1010
JIS G 3466: SS330, SS440, SS490, SPHD, SPHE
Txheej Txheem: ERW thiab Seamless
Loj:
Hollow Sections:
Square: 10mmx10mm - 500mmx500mm
Retangular: 10mm x 20mm - 600mmx400mm
Loj: 1/8 "- 4"
Phab ntsa Thickness: 0.5-20.0mm
Ntev: 0.3 mtr - 18 mtr raws li cov neeg siv khoom xav tau
Scaffolding Tube:
Sab nraud txoj kab uas hla: 38mm, 42mm, 48.3mm-48.6mm
Phab ntsa Thickness: 2.0mm, 2.5mm, 2.75mm, 3.0mm, 3.25mm, 3.85mm, 4.0mm
Ntev: 0.3m-18mtr
Txheej txheem:
Seamless: Kub Rolled, Kub Tshawb Nrhiav
Welded: ERW, HFW
Txheej: Kub-dipped Galvanized, Hluav taws xob Galvanized
Raw Khoom:
Seamless: Yeeb Nkab Billet ( Kub Rolled, los yog Con-casting), Niam Yeeb Nkab
Welded: Kub Rolled Steel Chev (HRC), Cold Rolled Steel Chev (CRC), Pre-pained Galvanized Steel Sawb
Xaus: Square txiav, Burr tshem tawm
Nto: Lightly oiled, Kub dip galvanized, Electro galvanized, Dub
Kev kho cua sov: Bright Annealed, Dub Annealed
Ntim: Yas ntsaws rau hauv ob qho kawg, Hexagonal bundles ntawm max.2,000kg nrog ob peb lub strips, Ob lub cim npe ntawm txhua lub nras, qhwv hauv cov ntawv tsis muaj dej, PVC lub tes tsho, thiab sackcloth nrog ntau lub strips
Kev Xeem: Tshuaj ntsuam xyuas Chemical Component, Mechanical Properties (Qhov kawg tensile zog, tawm los
Lub zog, Elongation), Cov Khoom Siv Hluav Taws Xob (Flattening Test, Flaring Test, Bending Test, Hardness Test, Blow Test, Impact Test thiab lwm yam), Kev tshuaj xyuas sab nrauv
Mill Test Certificate: EN 10204/3.1B
Square tubes qhov ntau thiab tsawg
| Loj (mm) | Phab ntsa Thickness (mm) | Loj (mm) | Phab ntsa Thickness (mm) |
| 20 * 20 | 1.2 | 70 * 70 60 * 80 100 * 40 | 1.8 |
| 1.3 | 2 | ||
| 1.4-1.5 Nws | 2.2 | ||
| 1.7 | 2.3 | ||
| 1.8 | 2.5-4.0 Nws | ||
| 2 | 4.5-5.0 Nws | ||
| 2.2 | 5.5-5.75 Nws | ||
| 2.3 | 75 * 75 60 * 90 100 * 50 | 1.8 | |
| 2.5-2.75 Nws | 2 | ||
| 25 * 25 20 * 30 | 1.2 | 2.2 | |
| 1.3 | 2.3 | ||
| 1.5 | 2.5-4.0 Nws | ||
| 1.7 | 4.5-5.0 Nws | ||
| 1.8 | 5.5-5.75 Nws | ||
| 2 | 80 * 80 100 * 60 100 * 80 120 * 60 | 2 | |
| 2.3-2.3 | 2.2 | ||
| 2.5-3.0 Nws | 2.3 | ||
| 30 * 30 30 * 40 25 * 40 20 * 40 | 1 | 2.5-4.0 Nws | |
| 1.2 | 4.5-5.0 Nws | ||
| 1.3 | 5.5-5.75 Nws | ||
| 1.5 | 7.5-7.75 Nws | ||
| 1.7 | 100 * 100 hli 120 * 80 | 2 | |
| 1.8 | 2.2 | ||
| 2 | 2.3 | ||
| 2.2 | 2.5-5.0 Nws | ||
| 2.3 | 5.5-5.75 Nws | ||
| 2.5 * 2.75 hli | 7.5-7.75 Nws | ||
| 3 | 120 * 120 hli 140 * 80 150 * 100 hli 160 * 80 | 2.5 | |
| 40 * 40 30 * 50 25 * 50 | 1.2 | 2.75 ib | |
| 1.3 | 3 | ||
| 1.4-1.5 Nws | 3.25-5.0 Nws | ||
| 1.7 | 5.5-7.0 Nws | ||
| 1.8 | 7.5-7.75 Nws | ||
| 2 | 140 * 140 hli 150 * 150 hli 200 * 100 hli | 3.5-4.0 Nws | |
| 2.2-2.3 | 4.5-5.0 Nws | ||
| 2.5-4.0 Nws | 5.25-7.0 Nws | ||
| 50 * 50 60 * 40 30 * 60 40 * 50 | 1.5 | 7.5-7.75 Nws | |
| 1.7 | 160 * 160 hli 180 * 180 hli
| 3 | |
| 1.8 | 3.5 | ||
| 2 | 3.75 ib | ||
| 2.2 | 4.0-5.0 | ||
| 2.3 | 5.25-5.75 Nws | ||
| 2.5 * 4.0 | 7.5-7.75 Nws | ||
| 4.25-5.0 Nws | 60 * 60 40 * 80 75 * 75 50 * 70 50 * 80 | 2.3 | |
| 60 * 60 40 * 80 75 * 45 50 * 70 50 * 80 | 1.5 | 2.5-4.0 Nws | |
| 1.7 | 4.25-5.0 Nws | ||
| 1.8 | 5.5-5.75 Nws | ||
| 2 | / | ||
| 2.2-2.3 | / |
Muaj Cov Qauv Zoo
ASTM A500 Cold Formed Welded thiab Seamless Carbon Steel Steel Structure Tubing nyob rau hauv Round thiab Shapes
TS EN 10210 Kub ua tiav cov qauv hollow seem ntawm cov hlau tsis muaj hlau thiab nplua nplej hlau
TS EN 10219 Txias tsim welded structural hollow seem ntawm cov hlau tsis muaj hlau thiab nplua nplej
ASTM A53 siv los ua cov qauv hlau lossis cov kav dej tsis tshua muaj siab
Standard Corner Radius (Structural Size:)
Max.3 x Nominal Phab Ntsa Thickness
| Mechanical Sizes | Tus Qauv Loj | ||
| Loj tshaj Nominal Sab Nraud Dimension | Sab Nraud Tolerance ntawm txhua sab ntawm kaum | Loj tshaj Nominal Sab Nraud Dimension | Sab Nraud Tolerance ntawm txhua sab ntawm kaum |
| 3/16 – 5/8 | ± 0.004 | 2 1/2 thiab qis dua | ± 0.020 |
| 5/8 txog 1 1/8 | ± 0.005 | tshaj 2 1/2 rau 3 1/2 | ± 0.020 |
| tshaj 1 1/8 rau 1 1/2 | ± 0.006 | 3 1/2 txog 5 1/2 | ± 0.030 |
| tshaj 1 1/2 rau 2 | ± 0.008 | ntau tshaj 5 1/2 | ± 1% |
| ua 2to3 | ± 0.010 | ||
| ntau 3a4 | ± 0.020 | ||
| ua 4a6 | ± 0.020 | ||
| ua 6a8 | ± 0.025 | ||
Kev ncaj
Mechanical Size: Max.1/16 "hauv 3 feet
Tus Qauv Loj: Max.1/8 "x Tus naj npawb ntawm ko taw ntawm tag nrho qhov ntev muab faib los ntawm 5
Phab ntsa Thickness
Mechanical & Structural Sizes: ± 10% ntawm Nominal Phab Ntsa Thickness
Squareness ntawm Sab
Mechanical Size: Max: ± b = cx 0.006 "
b = Tolerance for out-of-square
c = Qhov loj tshaj sab nraud ntawm cov tiaj tiaj
Structure Sizes: Cov sab uas nyob ib sab tuaj yeem sib txawv ntawm 90 ° los ntawm ± 2 °
Maximum Twist (Mechanical & Structure Sizes)
| Loj tshaj plaws Dimension, nti | Max.Twist *, ntiv tes |
| tshaj 1/2 rau 1 1/2 | 0.050 Nws |
| tshaj 1 1/2 rau 2 1/2 | 0.062 ib |
| tshaj 2 1/2 rau 4 | 0.075 ib |
| ua 4a6 | 0.087 ib |
| ua 4a8 | 0.100 Nws |
Convexity & Concavity (Mechanical & Structural Sizes)
| Loj tshaj nominal OD, nti | Kev kam rau siab ± Inches |
| 2 1/2 thiab qis dua | ± 0.010 |
| tshaj 2 1/2 rau 4 | ± 0.015 |
| ua 4a8 | ± 0.025 |
Cov Qauv Tubing A 500 Yuav Tsum Tau
| Qib | Tshuaj | Lub cev | ||||||
| C Max.% | Mn Max.% | P Max.% | S Max.% | Cu Max.% | Tensile zog, min.psi | Yield zog, min.psi | Elongation hauv 2 hauv. | |
| Qib B | 0.26 | / | 0.04 ib | 0.05 Nws | 0.20 ib | 58,000 ib | 46,000 ib | 23 |
| Qib C | 0.23 | 1.35 Nws | 0.04 ib | 0.05 Nws | 0.20 ib | 62,000 ib | 50,000 | 21 |
Bright Annealed, Dub Annealed
Yas plugs nyob rau hauv ob qhov kawg, Hexagonal bundles ntawm max.2,000kg nrog ob peb lub strips, Ob lub cim npe ntawm txhua lub nras, qhwv hauv cov ntawv tsis muaj dej, PVC lub tes tsho, thiab sackcloth nrog ntau lub strips
Kev tshuaj ntsuam xyuas: Chemical Component Analysis, Mechanical Properties
