Factory directly Black Phosphating Seamless High Precision Steel Tube - Solar Mounting Galvanized Square Steel Pipe – Youfa

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"Control the standard by the details, show the power by quality". Our firm has strived to establish a extremely efficient and stable employees crew and explored an effective excellent command method for Hot Sale Galvanized Steel Pipe Price, Carbon Tube, Prime Quality Galvanized Steel Coil, We cordially welcome shoppers from in the home and overseas to hitch us and cooperate with us to enjoy a better future.
Factory directly Black Phosphating Seamless High Precision Steel Tube - Solar Mounting Galvanized Square Steel Pipe – Youfa Detail:

Product Galvanized Square and Rectangular Steel Pipe with Holes
Material Carbon Steel
Grade Q195 = S195 / A53 Grade A
Q235 = S235 / A53 Grade B / A500 Grade A / STK400 / SS400 / ST42.2
Q345 = S355JR / A500 Grade B Grade C
Standard DIN 2440, ISO 65, EN10219

GB/T 6728

JIS 3444 /3466

ASTM A53, A500, A36

Surface Zinc coating 200-500g/m2 (30-70um)
Ends Plain ends
Specification OD: 20*20-500*500mm ; 20*40-300*500mm
Thickness: 1.0-30.0mm
Length: 2-12m

Strict Quality Control:
1) During and after production, 4 QC staffs with more than 5 years experience inspect products in random.
2) National accredited laboratory with CNAS certificates
3) Acceptable inspection from third party appointed/paid by buyer, such as SGS, BV.
4) Approved by Malaysia, Indonesia, Singapore, Philippines, Australia, Peru and UK. We own UL /FM, ISO9001/18001, FPC certificates


learn more about certificates

quality control

Packing and Delivery:
Packing Details : in hexagonal seaworthy bundles packed by steel strips, With two nylon slings for each bundles.
Delivery Details : Depending on the QTY, normally one month.


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Factory directly Black Phosphating Seamless High Precision Steel Tube - Solar Mounting Galvanized Square Steel Pipe – Youfa detail pictures


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We enjoy an extremely good status among our prospects for our great merchandise top quality, competitive price and the ideal service for Factory directly Black Phosphating Seamless High Precision Steel Tube - Solar Mounting Galvanized Square Steel Pipe – Youfa, The product will supply to all over the world, such as: Thailand, Seychelles, Gabon, Wide selection and fast delivery to suit your needs! Our philosophy: Good quality, great service, keep improving. We've been looking forward that more and more oversea friends join in our family for further development near the future!
  • The company's products can meet our diverse needs, and the price is cheap, the most important is that the quality is also very nice.
    5 Stars By Albert from Melbourne - 2016.11.11 11:41
    The company comply with the contract strict, a very reputable manufacturers, worthy a long-term cooperation.
    5 Stars By Rosemary from Argentina - 2015.02.04 14:13