China Manufactures AISI ASTM Cold Rolled Round Tubing Mirror Ss 304 304L Ss Pipe 316 316L

Zhongzheng Stainless Steel Co., Ltd. was established in 2018 with aregistered capital of 20 million yuan. lt is a manufacturing company thatintegrates the production of special materials, manufacturing andprocessing, sales, and technology development. The company covers anarea of 2,000 square meters and has 200 employees. it has built worldclass stainless steel seamless pipe (hot piercing, cold drawing, cold rollingproduction lines, precision steel pipe production lines, and large, mediumand small-sized welded pipe production lines. The company has beencommitted to providing high performance, high precision, hightemperature-resistant, high pressure-resistant, and corrosion-resistantsolutions and technical services for industrial equipment pipeline systems.The company specializes in producing a series of steel pipes, pipe fittingsflanges, etc., such as high-temperature (nickel-based) alloys, austeniticduplex steel, urea grade stainless steel, super stainless steel, etc. Thecompany is equipped with an annual production capacity of 5,000 tons ofstainless steel seamless pipe production line, 7,000 tons of welded pipeproduction line, and 500 tons of pipe fittings production line, etc. lt canoroduce stainless steel seamless pipes with diameters ranging from ?Φ?6 to?Φ?762 and wall thicknesses ranging from 0.5 to 70 mm, stainless steelwelded pipes with diameters ranging from ?Φ?15 to ?Φ?2200 and wallthicknesses ranging from 0.5 to 80 mm, pipe fittings, and various stainlesssteel ingots, round steel, rough pipes, etc., according to customerrequirements and in accordance with standards such as GB, ASTM, etc.

Quality Control

The main material including TP304/304L, TP316/316L, TP321, 310S, 904L, S31803, 2520Si2 Monel400 etc, the available specification range are OD: from 3.0mm to 60.33mm, WT: from 0.25mm to 7.0mm. The main production equipment including 102 cold-rolling lines. Three sets of bright annealing furnaces, two sets of polishing machines, 4 sets of Ultrasonic cleaning machine with independent intellectual property rights. Tensile testing equipment, Hardness tester, Roughness tester, Salt spray testig machine, Carbon-sulfur analyzer, Eddy current test, Ultrasonic test, Hydraulic test, Germany import direct reading spectrometer etc. The annual output of more than 5000 tons precision bright annealing tubes, mainly used in Semiconductor industry, Automotive engine, Locomotive brake system, Gas equipment manufacturing, integrated circuits industry, microelectronic equipment, Instrumentation and laboratory etc.

Packaging & Shipping

Woven bag with bundles or other seaworthy export packing.

The inner size of container is below:

20ft GP: 5.8m(length) x 2.3m(width) x 2.18m(high) about 24-26CBM,25MTS

40ft GP: 11.8m(length) x 2.3m(width) x 2.18m(high) about 54CBM,25MTS

40ft HQ: 11.8m(length) x 2.3m(width) x 2.72m(high) about 68CBM,27MTS