Quality first Made In China Profile Building Material Of Black Square Pipes
| Shape | round/sqaure/rectangular/oval or other special section tube | |||||||||
| OD | 20-219.1mm, WT: 0.8-12mm | |||||||||
| Size | 10*10-400*400mm,WT:0.8-12mm | |||||||||
| Size | 10*20-400*600mm, WT:0.8-12mm | |||||||||
| length | 0.3-13m (as customers' request) | |||||||||
| Surface | Pre-galvanized/Hot Dip Galvanized/Oiled/Painted/Bared , can be dealed as customers'need | |||||||||
| Zinc Coating | 50-150g/m2 for Pre- galvanized, more than 200g/m2 for hot dip galvanized.or as clients'need | |||||||||
| Material | Q195/Q215/Q235/Q345/Q195-Q235 ABCD | |||||||||
| Standard | ASTM-A53 /BS 1387-1985/ GB/T 3091-2001 for round pipe | |||||||||
| ASTM A500 /GB/T3094 for square/rectangular pipe | ||||||||||
| Manufacturing Technique | Weld/Seamless/ ERW/ SSAW/ LSAW / Cold Drawn/ Hot Drawn | |||||||||
| Ends | Plain /Beveled/ Threaded with sockets coupling and plastic caps/ Necking down/ Expanding neck/ Punching holes | |||||||||
| Grade | Chemical Composition | Mechanical Properties | ||||||
| C | Mn | Si | S | P | Yield | Tensile | Elongati | |
| Strength Mpa | Strenth Mpa | -on % | ||||||
| Q195 | 0.06-0.12 | 0.25-0.50 | ≤0.30 | ≤0.045 | ≤0.05 | ≥195 | 315-430 | ≥33 |
| Q215 | 0.09-0.15 | 0.25-0.55 | ≤0.30 | ≤0.05 | ≤0.045 | ≥217 | 335-450 | ≥27 |
| Q235 | 0.12-0.20 | 0.30-0.67 | ≤0.30 | ≤0.045 | ≤0.04 | ≥235 | 375-500 | ≥26 |
| Q345 | ≤0.20 | 1.00-1.60 | ≤0.55 | ≤0.04 | ≤0.04 | ≥345 | 470-630 | ≥22 |
All items of our products and related tests as follow
1.ERW black round pipe (ASTM A53,GB..)
2.Weld black square/rectangular pipe(ASTM A500,GB,...)
3.Hot dip galvanized round pipe (BS 1387,ASTM A53,GB ,...)
4.Hot dip galvanized square/rectangular pipe(ASTM A500,GB...)
5.Pre-galvanized square/rectangular/round pipe,cold rolled black annealed or bright finished pipe.
6.Spiral steel pipe
7.Seamless pipe (ASTM A53,A106B,)
8.Oval pipe in galvanized and black surface
9.LTZ... special sizes pipe
10.Steel prop , steel plank,steel scaffolding pipe and accessories... steel constrctution material
11.Steel angle, Flat bar,round bar,sqaure bar,
12.H,I,U,C,T,Y,W...steel beam/channel
13.Deformed steel bar
14.Hot rolled& cold rolled steel sheet/coil in black,galvanized,color coated surface.
Profile Steel is used to mount, brace, support, and connect lightweight structural loads in building construction. These include pipes, electrical and data wire, Quality first Made In China Profile Building Material Of Black Square Pipes mechanical systems such as ventilation, air conditioning, and other mechanical systems. Strut channel is also used for other applications Profile Steel that require a strong framework, such as workbenches, shelving systems, equipment racks, etc. Specially made sockets are available to tighten nuts; bolts etc.
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Profile Steel is equipped with excellent equipments including two sets 1450 reversible rolling mills,Quality first Made In China Profile Building Material Of Black Square Pipes three sets 1150 reversible rolling mills, two sets galvanizing & galvalume lines, two sets color coating lines, one set correcting machine, and one set pickling line.