en standard bk bks nbk gbk

ASTM A214 ERW Heat Exchanger And Condenser Tubes

Quality Standard: ASTM A214 Standard Specification for Electric-Resistance-Welded Carbon Steel Heat-Exchanger and Condenser Tubes. Size Range:OD 1/2 inch 3 inch. Delivery Condition: BK, BKS, GBK, NBK,Stress Relief, Normalizing, Spheroidize Anneal, Annealing, Bright Annealing, Normalized, etc ;DIN2391 St37.4 NBK/DIN 2391 St35 BK-Technical 1. Seamless cold-drawn precision steel pipes E235N (St 37.4) and E355N (St 52.4) according to EN 10305-4. a. E235N (St 37.4) NBK Normalized, phosphated and oiled inside and outside

BK BKS BKW NBK Annealed Cold Drawn Seamless Tube Anti

Delivery Conditions: BK,BKS,BKW,NBK,GBK( As drawn, quenched and tempered, normalized, annealed, stress-relieved)As different requirements,It including pickling,etc. AS per Standard. Coating for protection:black painting,anti-rust oiled or varnish,also can be required according to customers' requirements . Factory test and other terms:bk seamless carbon st52 e355 s45c steel tube - Seamless en standard bk bks nbk gbkNbk Tube, Bright Annealing Tube, Normalizing Tube manufacturer / supplier in China, offering Seamless Cold Drawn Precision Tubes According to En10305-1 (DIN 2391) E235+C/+N (St. 35 BK/NBK) E355+C/+N (St52 BK/NBK), Auto Parts Using St52 DIN2391 Bks Seamless Cold Drawn Carbon Tubes, Cold Finished Seamless Steel Tube DIN2391 / St37.4 + Nbk (OST-2 en standard bk bks nbk gbkASTM A214 ERW Heat Exchanger And Condenser TubesQuality Standard: ASTM A214 Standard Specification for Electric-Resistance-Welded Carbon Steel Heat-Exchanger and Condenser Tubes. Size Range:OD 1/2 inch 3 inch. Delivery Condition: BK, BKS, GBK, NBK,Stress Relief, Normalizing, Spheroidize Anneal, Annealing, Bright Annealing, Normalized, etc ;

China DIN 1630 St37.4 St44.4 St52.4 High Perfermance en standard bk bks nbk gbk

China DIN 1630 St37.4 St44.4 St52.4 High Perfermance Seamless Steel Pipes, DIN 1630 Nbk Steel Pipes, Find details about China DIN1630 Steel Pipes, DIN1630 Steel Tubes from DIN 1630 St37.4 St44.4 St52.4 High Perfermance Seamless Steel Pipes, DIN 1630 Nbk Steel Pipes - HEBEI HONGCHENG PIPE FITTINGS CO., LIMITEDChina DIN2391/C St35/St37.4 Cold Drawn Steel Tube Nbk en standard bk bks nbk gbkPrecision Hydraulic Tube, Bright Annealed Tube, Normalizing Steel Tube manufacturer / supplier in China, offering DIN2391/C St35/St37.4 Cold Drawn Steel Tube Nbk Condition, Auto Parts Using St52 DIN2391 Bks Seamless Cold Drawn Carbon Tubes, Cold Finished Seamless Steel Tube: DIN2391 / St37.4 + Nbk (OST-2) and so on.China JIS G3445 Stkm13c Seamless Steel Pipe Bushing Tube en standard bk bks nbk gbkBk, Bkw, Bks, Nbk, Gbk. Certificate. ISO, BV. Wall Thickness. 0.5-20mm. Trademark. HTSP. Transport Package. Woven Bag. en standard bk bks nbk gbk 7304391000. Product Description Customer Question & Answer Ask something for more details Product Description Standard: JIS G3445 Application: Carbon steel tubes used for machinery, automobile bicycles, furniture, appliance en standard bk bks nbk gbk

China St52 E355 Bks Skiving or Burnishing/Honing Seamless en standard bk bks nbk gbk

China St52 E355 Bks Skiving or Burnishing/Honing Seamless Steel Tubes/Pipes for Hydraulic Cylinder, Find details about China Honed Tube, Skiving Tube from St52 E355 Bks Skiving or Burnishing/Honing Seamless Steel Tubes/Pipes for Hydraulic Cylinder - Jiangyin Gano Universal Component Co., Ltd.China Stkm15c JIS G3445 Seamless Steel Pipe for Auto Shock en standard bk bks nbk gbk+C(BK) Cold drawn/hard.After the last cold forming,no heat treatment. +LC(BKW) Cold drawn/soft.After the last heat treatment follows the cold drawing there is a light finishing pass. +SR(BKS) Cold drawn and stress relieved annealed. After the final cold drawing process the tubes are stress relieved annealed in a controlled atmosphere. +A(GBK)Cold Finish Tube Bk,Gbk,Bkw,Bks,Nbk Cold Drawn Seamless en standard bk bks nbk gbkCold Finish Tube Bk,Gbk,Bkw,Bks,Nbk Cold Drawn Seamless Tube , Find Complete Details about Cold Finish Tube Bk,Gbk,Bkw,Bks,Nbk Cold Drawn Seamless Tube,Cold Finish Tube,Cold Finish Tubes,Cold Finish Pipe from Steel Pipes Supplier or Manufacturer-Zhangjiagang Chewit International Co., Ltd. en standard bk bks nbk gbk BS 6323, DIN 1629/3, DIN EN 10216-1-2004, DIN 1630 en standard bk bks nbk gbk

DIN 2391 - Permanent Steel

Standard; Technically; English. Spanish. Home > Hot News > Standard DIN 2391. en standard bk bks nbk gbk BK BKW BKS GBK NBK RmN/mm min min RmN/mm min min N/mm min ReH N/mm min min N/mm min min N/mm min ReH N/mm min min St35 480 6 420 10 420 315 14 315 25 340-470 235 en standard bk bks nbk gbkDIN 2391 - Permanent SteelStandard; Technically; English. Spanish. Home > Hot News > Standard DIN 2391. en standard bk bks nbk gbk BK BKW BKS GBK NBK RmN/mm min min RmN/mm min min N/mm min ReH N/mm min min N/mm min min N/mm min ReH N/mm min min St35 480 6 420 10 420 315 14 315 25 340-470 235 en standard bk bks nbk gbkDIN 2391 Pipe - DIN 2391 St35 St45 St52 Seamless Precision en standard bk bks nbk gbkDIN 2391 Pipe Din 2391 St35 St45 St52 Seamless Precision Steel Tubes. DIN 2391 applies to seamless precision steel tubes and in compliance with ISO/DIN 3304, those tube dimensions have been selected from the range of manufacture dimensions which are mainly used as design elements.. If tubes having the tolerances and are produced according to the technical conditions of deivery as specified in en standard bk bks nbk gbk

DIN 2391 ST 37.4 Tube, DIN 2391 ST 37.4 nbk Boiler Tube en standard bk bks nbk gbk

Exporter of DIN 2391 ST 37.4 nbk Boiler Tube, ST 37.4 Pipe, Check Price List of SA213 Din 2391 C ST-37.4 Bright Annealed Tubes in India Phone: +91-22-6752 1137 Email: etDIN 2391 ST 37.4 Tube, DIN 2391 ST 37.4 nbk Boiler Tube en standard bk bks nbk gbkExporter of DIN 2391 ST 37.4 nbk Boiler Tube, ST 37.4 Pipe, Check Price List of SA213 Din 2391 C ST-37.4 Bright Annealed Tubes in India Phone: +91-22-6752 1137 Email: etDIN 2391 ST52, DIN 2391 ST52 Pipes, DIN 2391 ST52 Carbon en standard bk bks nbk gbkDIN 2391 ST52 Carbon Steel Pipes Manufacturer. Marc Steel is a renowned manufacturer of Carbon Steel DIN 2391 ST52 Pipes, which is exceedingly esteemed for its perfect finish, high performance, durability and accurate dimensions, in that way widely demanded in the industry. We offer Carbon Steel DIN 2391 Pipes in different sizes, diameters, specifications and thicknesses to serve the customers en standard bk bks nbk gbk

DIN 2391 St35 Seamless Precision Steel Tubes, DIN2391-2 en standard bk bks nbk gbk

Delivery Condition: Cold finished (hard) as BK, cold finished (soft) as BKW, cold finished and stress-relieved as BKS, annealed as GBK, normalized as NBK. Inspection & Test: chemistry composition analysis, tensile test, flattening test, flaring test, NDT, surface inspection and dimension check. Length: 5800mm; 6000mm; 10000mm; 11800mm; and so on.DIN 2391 St37.4(E235),St52.4(E355N),EN10305-1,BS 3062 en standard bk bks nbk gbkDIN 2391,EN10305-4,AS1450 PRECISION SEAMLESS TUBE, DIN 2391 Standard Range Technical Properties In Diameters 30mm to 800mm Wall Thickness 3mm - DIN 2391 St52 Seamless Precision Steel Tubes, DIN 2391 en standard bk bks nbk gbkDIN 2391 St52 Seamless Precision Steel Tubes, DIN 2391, DIN 2391-2, DIN 2391 Part II, DIN2391-2 St45, EN 10305-1 E235, EN 10305-4, NF 699, Hydralic Precision Cylinder Ready to Hone Tubes, High Pressure Diesel Fuel Injection Tubes, precision steel pipe, Honed Pipe, Hone Tube, cold drawn seamless steel tubing, DIN-2391 sheet 2 steel grade st52 cond. nbk, AMG-69107, IU 920004, steel tube for en standard bk bks nbk gbk

DIN 2391-1 St52 Seamless Precision Steel Tube | Shew-E en standard bk bks nbk gbk

Shannxi Shew-E Steel Pipe Co.,Ltd is one of the leading din 2391-1 st52 seamless precision steel tube suppliers and also a famous such manufacturer, equipped with many professional din 2391-1 st52 seamless precision steel tube factories, welcome to purchase high quality din 2391-1 st52 seamless precision steel tube from our company.DIN 2391-81 Part 2 Seamless Precision steel tubes3) The yield point for the annealed (GBK)condition on delivery is at least 50% of the (ultimate) tensile strength. Depending upon the degree of deformation in the drawing operation, the yield point of tubes delivered in the cold-finished/hard (BK)and cold-finished/soft(BKW) conditions, may be increased to a level close to the tensile strength.DIN 2391-81 Part 2 Seamless Precision steel tubes3) The yield point for the annealed (GBK)condition on delivery is at least 50% of the (ultimate) tensile strength. Depending upon the degree of deformation in the drawing operation, the yield point of tubes delivered in the cold-finished/hard (BK)and cold-finished/soft(BKW) conditions, may be increased to a level close to the tensile strength.

DIN1629 St37 NBK Cold Drawn Seamless Tube products -

BKS (+SR) Cold finished/stress relieve annealed. After the final cold forming process the tubes are stress relieve annealed. GBK (+A) Annealed. After the final cold forming process the tubes are annealed in a controlled atmosphere. NBK (+N) Normalized.DIN2391 BKW BKS GBK NBK Seamless Precision Cold Drawn en standard bk bks nbk gbkDIN2391 St35.0 St37.0 St44.0 St45St52.0 BKW BKS GBK NBK Seamless Precision Cold Drawn Steel Tubes . Standard: DIN2391 Seamless Cold Drawn/Rolling Steel Tubes. Applications: for Auto industry / for machinery use / Oil Cylinder Tube / Motorcycle shock absorber Auto shock absorber inner cylinder / Telescopic CylindersDIN2391 ST35 NBK Seamless Tubes - CTS TubesBKS: Heat treatment is applied following the last cold forming process. Subject to appropriate processing conditions, the increase in the residual stresses involved enables both forming and machining to a certain degree. Annealed: GBK: The last cold forming process is followed by annealing in a controlled atmosphere. Normalized: NBK

DIN2391 ST35 ST45 ST52 BK BKW BKS GBK NBK cold drawn en standard bk bks nbk gbk

DIN2391 ST35 ST45 ST52 BK BKW BKS GBK NBK cold drawn precision seamless tube, US $ 1.5 - 4.5 / Kilogram, ASTM, BS, DIN, GB, JIS, ASTM A179-1990, BS 6323, DIN 1629/3 en standard bk bks nbk gbkDIN2391 ST35, ST52, Seamless Precision Steel Tubes - CTS BKS: Heat treatment is applied following the last cold forming process. Subject to appropriate processing conditions, the increase in the residual stresses involved enables both forming and machining to a certain degree. Annealed: GBK: The last cold forming process is followed by annealing in a controlled atmosphere. Normalized: NBKDin2391 St35 St45 St52 St37.4 St44.4 St52.4 Bk Bkw Bks Gbk en standard bk bks nbk gbkDin2391 St35 St45 St52 St37.4 St44.4 St52.4 Bk Bkw Bks Gbk Nbk High Precision Usage Bright Annealing Ba Tube , Find Complete Details about Din2391 St35 St45 St52 St37.4 St44.4 St52.4 Bk Bkw Bks Gbk Nbk High Precision Usage Bright Annealing Ba Tube,Tubing,Ba Tube,Bright Annealing Ba Tube from Steel Pipes Supplier or Manufacturer-Zhangjiagang Chewit International Co., Ltd.

E235 EN 10305-4 EN 10305-1 Galvanized Steel Tubing , Auto en standard bk bks nbk gbk

E235 EN 10305-4 EN 10305-1 Galvanized Steel Tubing , Auto Cold Drawn Steel Tube . Quick Detail: Standard: EN 10305-4 / EN 10305-1 / DIN 2391 / Material Grade: E235El dibujo frío BKW NBK GBK galvanizó el tubo de acero en standard bk bks nbk gbkEl dibujo frío BKW NBK GBK galvanizó el tubo de acero, estruendo galvanizado 2391 St30Si de la tubería de acero Detalle rápido: Estándar: ESTRUENDO 2391/DIN1630/EN 10305-4/EN 10305-1Heat treatment of tubes - SteeltubeBK : Cold drawn / hard. After the last cold forming no heat treatment. BKW : Cold drawn / soft. After the last heat treatment there is a subsequent slight finishing pass (cold drawing). BKS : Cold drawn and annealed to remove stresses. After the final cold drawing tubes are annealed in a protective atmosphere to remove the tension. GBK

Heat treatment of tubes - Steeltube

BK : Cold drawn / hard. After the last cold forming no heat treatment. BKW : Cold drawn / soft. After the last heat treatment there is a subsequent slight finishing pass (cold drawing). BKS : Cold drawn and annealed to remove stresses. After the final cold drawing tubes are annealed in a protective atmosphere to remove the tension. GBKL'étirage à froid BKW NBK GBK a galvanisé le tube en acier en standard bk bks nbk gbkQualité tube en acier galvanisé fabricants & exportateur - acheter L'étirage à froid BKW NBK GBK a galvanisé le tube en acier, le tuyau d'acier galvanisé DIN 2391 St30Si de la Chine fabricant.ST52-3 NBK DIN 2393 Welded Precision Steel Tubes - ST52 ST52-3 NBK DIN 2393 Welded Precision Steel Tubes We are Stockholder & Distributors of DIN 2393 Welded Precision Steel Tubes in Grade RSt 34-2, RSt 37-2, ST 44-2, ST 52-3 Condition Cold Finished (Hard) - BK, Cold Finished (Soft) - BKW, Cold Finished & Stress Relieved - BKS, Annealed - GBK, Normalized - NBK

ST52-3 NBK DIN 2393 Welded Precision Steel Tubes - ST52

ST52-3 NBK DIN 2393 Welded Precision Steel Tubes We are Stockholder & Distributors of DIN 2393 Welded Precision Steel Tubes in Grade RSt 34-2, RSt 37-2, ST 44-2, ST 52-3 Condition Cold Finished (Hard) - BK, Cold Finished (Soft) - BKW, Cold Finished & Stress Relieved - BKS, Annealed - GBK, Normalized - NBKZhejiang Dingxin Steel Tube Manufacturing coJun 21, 2014 · Main Standard: DIN 2391, DIN 2393, DIN1629, EN 10305-1, ASTM A519, A192, A179, A513-5, A 106, JIS. en standard bk bks nbk gbk tubes with the OD from 10mm to 370mm and WT from 1mm to 32mm according to the standards of GBASTMDINJIS and EN . Our main standards are DIN2391, DIN1629, EN10305-1,ASTM A519. en standard bk bks nbk gbk +CW +SR +A +N +QT(Heat-treatment) BK BKS GBK NBK 7. Bao en standard bk bks nbk gbkcold finish tube BK, GBK, BKW, BKS, NBK cold drawn en standard bk bks nbk gbkcold finish tube BK, GBK, BKW, BKS, NBK cold drawn seamless tube, US $ 1.5 - 4.5 / Kilogram, ASTM, BS, DIN, GB, JIS, ASTM A179-1990, BS 6323, DIN 1629/3, DIN EN 10216 en standard bk bks nbk gbk

Have a question or need a custom quote?

Please contact us [email protected]