Product Description
Series api 5l x52/x42/gr.b hs code carbon seamless steel pipe price China
Standard GB/T14975, GB/T14976, GB13296-91, GB9948 ,ASTM A312, ASTM A213,
ASTM A269, ASTM A511,JIS349,DIN17456, ASTM A789, ASTM A790, DIN17456,DIN17458, EN10216-5, JIS3459,GOST 9941-81
Material  Grade 16Mn,Q195,Q215,Q235,Q345
Outer Diameter 6mm to 710mm
Thickness 0.9mm – 40mm
Size OD (6-710) x (0.9-40) x MAX 13000mm
Tolerance under the ASTM A312 A269 A213 standard
under the ASTM A312 A269 A213 standard
under the ASTM A312 A269 A213 standard
Surface oiled,black painted,galvanized
Customized Other Specifications According To Customers’ Requirements
Delivery time up to the order quantity
Packing Bundled with knitted plastic bag, wooden cases or according to customers’ request.
Application Fluid and gas transport,decoration, construction,medical equipment, aviation,
boiler heat-exchanger and other fields



Detail description

The main products:Hydraulic Cylinder Tube,Honed tube / steel pipe,SRB tube(Skived and rolled burnished tube/steel tube),cold drawn tube,cold rolled tube,DOM tube



ID tolerance:H8,H9

Surface roughness:Ra 0.4μm—-0.8μm

Polished roughness:Ra1.6μm

Final supply condition:cold drawn and stress-relieved(BK+S)

Machining allowance:0.5-1.5mm

Wall thickness:10%×ID

Payment Shipping Terms: 30% deposit, 70% balance before shipment

Surface quality : Good quality after coating


Generally ID <50mm need to honed,50–250mm need to SRB, If you have special request as appropriate