35CrMo 34Mn2V 34CrMo4 Cold Finished Steel Seamless Boiler Tubes / Pipe With TUV BV BKW NBK GBK
The tubes shall be manufactured by a seamless process and shall be cold finished.
It is permissible for cold finished tubes to have on internal or external surfaces an adherent layer of residual lubricant originating from the drawing process.
If phosphate or other residues are detrimental to subsequent processing, then their removal shall be the subject of an agreement between the manufacturer and the purchaser.
Description | GB 18248 35CrMo 34Mn2V 34CrMo4Seamless Steel Tubes for Gas Cylinder, Boiler |
Steel Grade | 37Mn 30CrMo 34Mn2V 35CrMo 34CrMo4 30CrMnSiA etc. |
Standard | GB 18248 |
Delivery condition | The tubes shall be supplied in one of the following delivery conditions a) Cold finished/hard (cold finished as drawn): BK; b) Cold finished/soft (lightly cold worked): BKW c) Annealed: GBK d) Annealed (including de-scaling): GZF; e) Normalized: NBK f) Normalized (including de-scaling): NZF. |
Surface treatment | Oil-dip, Varnish, Passivation, Phosphating, Shot Blasting |
Inspection and Test | Chemical Composition Inspection, Mechanical Properties Test (Tensile Strength, Yield Strength,Elongation, Flaring, Flattening, Bending, Hardness, Impact Test),Surface and Dimension Test,Nodestructive Test, Hydrostatic Test. |
SIZE | OD. Range:80mm – 350 mm Wall thickness: 0.8 mm-15 mm Length: Max length 25000mm |
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FAQ
Q1: ARE YOU FACTORY OR TRADER?
A1: Wuxi Sylaith Special Steel Co.,Ltd is a manufacturer of steel pipe and tube since 2010.
We've gained our Export Right and become an integrated company of industry and trade in order to satisfy buyer's multi-request on different material and products.
Q2: WHICH MATERIAL/PRODUCTS YOU CAN PROVIDE?
A2: Seamless Stainless Steel Pipe / Tube, Seamless Carbon Stainless Steel Pipe /Tube,Galvanized Steel Tube witn any Shape and Welded pipes can also be available
Q3: HOW TO GET A SAMPLE?
A3: FREE samples are available for your checking and testing. And to get free samples, you need to send us you detailed receiving address (including post code) and your DHL/FedEx/UPS account for collecting samples, courier cost will be paid in your side.
Q4. CAN YOU PRODUCE THE PRODUCTS ACCORDING TO MY OWN DRAWINGS?
A4: Yes, we can produce the products according to your drawings that will be most satisfy you.
Q5: HOW TO VISIT YOUR FACTORY?
A5: Most of the main cities have flights to Shanghai; you can take flight to Shanghai Putong/Hongqiao International Airport.
If you come from Hongkong, it will take 2 hours by flight (every day 5 flight around noon time).