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MOQ: 1 Piece (Price negotiable depending on order volume and customization)
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Place of Origin:
China
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Port of Shipment:
China
Delivery Detail:
7 days
Related Products
Place of Origin
China
25Mn Best Selling High Precision Seamless TubeProduct SpecificationCylinder ID: 40mm-400mm Thickness:≥4mmMaterial: 20#(A106B,Website: ,C20),45#(CK45),16Mn(ST52,E355),25Mn,27SiMnStandard: GB/T8713-88 ISO4394/1-1980 (EN0305,DIN2391)StandardEN10305/DIN2391ISO4394/1-1980GB/T8713-88MaterialChina20# 45#(CK45) 16Mn(ST52) 25Mn 27SiMn etc.GermanSt42-2 DIN1626,St45-8 DIN17175,St45-4 DIN1629,CK45,St52 DIN1629AmericanASTM A53-B,ASTM A106-B,ASTM A178-C,ASTM A1045,ASTM A210-C etc.Lengthas your requirements
max: 14m/45.9feetSurface treatmentBlack painting, black varnish, transparent oil, hot galvanized, 3PE, epoxy coating,BE,PE.etc.TechniqueSeamless & welded
cold drawn /cold rolling /honingUsage1.hydraulic cylinder /pneumatic cylinder
2. Low and middle pressure fluid transportation pipeline
3.Casing Tube
4.Boiler Pipe
5. Petroleum and natural gas industry
6.Chemistry industry
7.Electric industryMechanical Properties Steel GradeTensile strength(σb N/mm2)Yield strength(σs N/mm2)Elongation(δ %)Hardness
HB 20#≥520≥470≥1217545#(CK45)≥600≥520≥12207 16Mn(ST52)≥600≥520≥1519025Mn≥600≥510≥15195 27SiMn≥800≥720≥10230Why Choose US 1. Our quality is the top five in China. Raw material is mainly from some famous refinery steel mills, such as BAO STEEL, Tianjin, and Chengdu etc, which are the best and largest raw material manufacturers in China.2. We have been through ISO9001:2008 international quality system certification.Warranty period for our honed tubes and chrome bars is 2 years. For some special or important customers, the period is 5 years.3. High Precision:Honed tube (Roughness of tube is 0.2μm and straightness is less than 0.15/1000), Product details are completely according to International Standard,4. Package: banding with steel strips, braiding parcel at outside5. Conservation: Anti rust oiled coating on the inside and outside of the surface,plastic caps at both ends.About USApplicationThe honing and finished rolling tube, have been widely used in many industries, such as hydraulic cylinder, petrochemical sand pumping vessel, shipping, construction machinery, mining machine, filling machine and agricultural machine,etc.
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Business Type
Trading Company
Total Employees
101 - 200 People
Main Markets
North America, South America, Eastern Europe
Location
Weifang, Shandong, China
