3/16" Cold Drawn 420 Stainless Steel Round Bar

Products Name	Round bar
Standard	JIS, AISI, ASTM, GB, DIN, EN
Place of Origin	Shandong China
Processing range	OD: 12.7-3000mm, WT:0.5-50mm
Brand Name	KRD
Welded method	TIG OR PLASMA + TIG
Processing ability	Pickling, X-Ray flaw detector, Hydrostatic testing, Annealing treatment
Tolerance	±1%
Processing Service	Bending, WELDING, Decoiling, PUNCHING, Cutting,
Material	Q195, Q235, 10#, 20#, 35#, 45#, Q215, Q345, 12Cr1Mov, 15CrMo, 304, 316, 20Cr, 40Cr, 20CrMo, 35CrMo, 42CrMo, 40CrNiMo, GCr15, 65Mn, 50Mn, 50Cr, 3Cr2W8V, 20CrMnTi, 5CrMnMo, etc.
Length	6000mm 5800mm or customed
Surface finish	smooth
Shape	Round Pipe Tube
Usage	Industry,Water Pipeline,Heat Exchanger, etc

 

 

Austenitic Stainless Steel	201, 301, 304, 305, 310, 314, 316, 321, 347, 370, etc
Martensitic Stainless Steel	410, 414, 416, 416, 420, 431, 440A, 440B, 440C, etc
Duplex Stainless Steel	S31803, S32101, S32205, S32304, S32750, etc
Ferritic Stainless Steel	429, 430, 433, 434, 435, 436, 439, etc

 

Surface Finish

Surface	Characteristic	Processing Technology
N0.1	Original	Pickled after hot rolling
2D	Blunt	Hot rolling + annealing shot peening pickling + cold rolling + annealing pickling
2B	Blurred	Hot rolling + annealing shot peening pickling + cold rolling + annealing pickling + tempering rolling
N0.3	Matte	Polishing and tempering rolling with 100-120 mesh abrasive materials
N0.4	Matte	Polishing and tempering rolling with 150-180 mesh abrasive material
NO.240	Matte	Polishing and tempering rolling with 240 mesh abrasive materials
NO.320	Matte	Polishing and tempering rolling with 320 mesh abrasive materials
NO.400	Matte	Polishing and tempering rolling with 400 mesh abrasive materials
HL	Brushed	Grind the surface of the steel belt with an appropriate grinding grain size to makeit show a certain longitudinal texture
BA	Bright	The surface is annealed and shows high reflectivity
6K	Mirror	Rough grinding and polishing
8K	Mirror	Fine grinding and polishing

Our Service

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.