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BS6323-4 BK BKW GBK NBK GZF NZF Cold Finished Seamless Steel Tubes Grade CFS3 CFS4 CFS5 CFS6 CFS7 Standard: BS6323-4 Seamless and Welded steel tubes for automobile,mechanical and general engineering purposes Part 4: Specific requirements for cold finished seamless steel tubes Applications: for Auto industry / for machinery use/mechanical and general engineering purposes Size range: O.D.:6-280mm W.T.:1-30mm L:max12000mm Method of manufacture: The tubes are manufactured by a

Seamless Cold Drawn Precision Steel Tubes E215+C/E215+N as DIN EN10305-1 Seamless,Cold Drawn,Precision Steel-Tube,Round tubing,for automotive tube parts. The delivery condition as E215+C,E215+N according to the customer's specified. The Similar Steel Tubes Material: EN1305-1 E215, DIN2391-2 St30Al,GB/T 3639 08Al. Size Range: OD: 6-128mm, WT: 1-15mm, Length: 5.8m/6m, maximal 11.8m Delivery Condition: +C, +LC, +SR, +A, +N Application: For high precision purpose, auto industry,

Seamless Cold Drawn Precision Steel Tubes and Pipes Product Name Standard Grade Size Range O.D. mm Usage Seamless Cold Drawn Precision Tubes JIS G3445 STKM 11A, STKM 12A, STKM 12B, STKM 12C, STKM 13A, STKM 13B, STKM 13C, STKM 15A, STKM 15C, STKM 17A, STKM 17C, STKM 18A 6.00 to 88.90 Mechanical and Automobile Precision Tubes DIN2391 ST35, ST45, ST52 6.00 to 76.00 Seamless Precision Tubes ASME/ ASTM SA/A519 SAE1010, SAE1020, SAE1025, SAE1026, SAE1035, SAE1045, SAE4130 6.00 to

40Cr / 41Cr4 / 5140 Seamless Cold Drawn Steel Tube for Automotive Industry Material: 40Cr / 41Cr4 / 5140 Size Range: OD: 6-88mm, WT: 1-15mm, Length: 5.8m/6m, maximal 11.8m Cold Rolled process on the seamless steel tubes, to reach high accuracy on the OD and WT tolerance Quality Control: 1. Incoming Raw Material Inspection 2. Raw Material Segregation to avoid steel grade mix-up 3. Heating and Hammering End for Cold Drawing 4. Cold Rolling, On line inspection 5. Heat Treatment

Product Name: Japanese Standard JIS G3445 STKM17A Seamless Cold Drawn Steel Pipe with Precision Tolerance Material: STKM11A, STKM12(ABC), STKM13(ABC), STKM17A Size Range: OD: 6-88mm, WT: 1-15mm, Length: 5.8m/6m, maximal 11.8m Quality Control: 1. Incoming Raw Material Inspection 2. Raw Material Segregation to avoid steel grade mix-up 3. Heating and Hammering End for Cold Drawing 4. Cold Drawing or Cold Rolling, On line inspection 5. Heat Treatment:BKS, GBK, NBK 6. Straightenin

Precision Seamless Cold Drawn Steel Tube GOST St52 St45 BK BKW BKS For Industrial Manufacturing Industry Material: 10, 20, 35, 45, 10Mn2, 15Cr5Mo, 12Cr8, 20Cr, 40Cr Size Range: OD: 6-114mm, WT: 1-20mm, Length: 5.8m/6m, maximal 12meters This standard is applied to seamless cold and warm deformed steel pipes of general purpose of carbon and alloy steel. Pipes are to produce in accordance with requirements of present standard conforming with technological process in accordance

GOST8734/GOST8733 Seamless cold deformed Steel Tube by size 25x2mm 25x2.5mm 20x2mm 20x2.5mm Material: 10, 20, 35, 45, 10Mn2, 15Cr5Mo, 12Cr8, 20Cr, 40Cr Size Range: OD: 6-114mm, WT: 1-20mm, Length: 5.8m/6m, maximal 12meters This standard is applied to seamless cold and warm deformed steel pipes of general purpose of carbon and alloy steel. Pipes are to produce in accordance with requirements of present standard conforming with technological process in accordance with

ASTM SAME SA192 Seamlesss Steel Tube for Boilers Applications: for Boilers,Superheaters, Heat-Exchangers, High-pressure Boilers, Steam Boilers Cold Condensers and High-Pressure Services, High-Temperature Services for Boiler Constructions Manufacture: Tubes are manufactured by seamless process and both hot finished and cold finished are applicable. seamless boiler steel tube Size: OD 12.7-177.8mm WT 2.2-25.4mm alloy steel boiler tube Heat treatment: Hot finished tubes need not

GOST8733 / GOST8734 Russian Standard Seamless Cold Drawn Steel Pipe For General Structural Purpose Material: 10, 20, 35, 45, 10Mn2, 15Cr5Mo, 12Cr8, 20Cr, 40Cr Size Range: OD: 6-114mm, WT: 1-20mm, Length: 5.8m/6m, maximal 11.8m Quality Control: 1. Incoming Raw Material Inspection 2. Raw Material Segregation to avoid steel grade mix-up 3. Heating and Hammering End for Cold Drawing 4. Cold Drawing or Cold Rolling, On line inspection 5. Heat Treatment 6. Straightening/Cutting to