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Alloy Steel Tube Precision Seamless Steel Tubes TORICH is a professional steel tubes supplier from China with over 23 years manufacturing and exporting experience. Our main products are seamless precision pipe,carbon steel seamless precision pipe,alloy steel seamless precision pipe, stainless steel seamless precision pipe.The material we usually use for producing Alloy Steel Tube Precision Seamless Steel Tubes is 4130,4140,30CrMo,42CrMo,etc. Chromoly 4130 steel tube pipe for

EN10305-4 E355 Black Phosphating BKS Cold Drawn Hydraulic Honed Steel Tube TORICH adopts Cold Drawn to ensure high dimensional accuracy and good surface finish of precision steel tube. TORICH is specified in manufacturing black phosphated precision steel tube according to EN10305-4 with the material of E355. This precision steel tube is widely used for Hydraulic Pneumatic Cylinders, Mechanical engineer. Chemical Composition: Steel Grade Chemical Components (%) Steel Name

DIN2391 St52 Galvanized Precision Steel Tube for Automotive System Material:E215 E235 E355 ST35,ST37.4,ST45,ST52.4 etc Size: OD:4-76mm, Wall thickness:0.5-8mm Surface:NBK, Galvanization/Galvanized/Zinc Coated, Blue White Zinc (Trivalent Chromium Passivation), Plating Colour Zinc(Trivalent Chromium Passivation), Yellow, Army-Green, Phosphated/Black Phosphated Surface quality:Without oxidization, No crack, No fold, No rolling fold, No scar, No laminar defect Tolerance Name

JIS G3445 STKM13C NBK BKS Carbon Steel Seamless Hydraulic Honed Tubes Product Name JIS G3445 STKM13C NBK BKS Carbon Steel Seamless Hydraulic Honed Tubes Material Carbon Steel Tube Standard JIS G3445 Outer Diameter 30-250mm Wall Thickness 2-30mm Material Grade SKTM11A,STKM13A,STKM13C,and so on Delivery Condition BK/BKS/GBK/NBK Delivery time within 20-30 days after receiving prpayment Trade Terms FOB Shanghai,Ningbo or any other China main port ID Tolerance: H8 H9 ID Roughness:

DIN2391 ST37.4 ST52.4 hydraulic pressure line cold drawn seamless pipe DIN2391 ST37.4 ST52.4 hydraulic pressure line cold drawn seamless pipe mainly used in pressure line , can bear high pressure ,also can bend in various shape of tubes. DIN is a Germany standard. Bright annealing seamless precision steel tubes is our main product,Torich keep various sizes of high pressure seamless Steel tubes and Galvanizing tubes,so small quantity is also available and can be quick deliver

Precision Seamless Steel Tube AISI 4130 Alloy Steel Cold Rolled Steel Tubes Torich can produce precision seamless steel tubes for Mechanical purpose .Over 20 years' experiences on it win a lots of customer from over sea. Standard of 4130 precision seamless steel tubes: DIN 2391 EN 10305-1/4 ASTM A519 OD:4-76mm Wall thickness:0.5-8mm Material:4130 30CrMo E215 E235 E355 ST35,ST37.4,ST45,ST52.4 etc Chemical Composition Grade C % Si % Mn % P % S % Mo % Cr % 1020 0.18-0.23 / 0.30

EN 10305-4 E235 (E255 E355 )+N Carbon Steel Pipe For Hydraulic And Pneumatic Systems The surface of phosphating precision seamless steel pipe is especially suitable for painting or spray coating. The paint surface has strong adhesion, excellent effect and beautiful ,anti rust effect Greatly strengthened. Name Scope mm DIN seriesmm OD 04-30 ±0.08 OD 31-40 ±0.15 OD 41-50 ±0.20 OD 51-60 ±0.25 Wall 0.5-7 ±10% Production Routing: Quality carbon steel from bao steel etc big mill,

ST37.4 DIN2391/EN10305-4 GALVANIZED HYDRAULIC AND PNEUMATIC TUBE Widely used in engineering machinery, precision machinery, hydraulic system and other industries. Main feature: High precision Excellent brightness No oxidization on outer and inner walls after heat treatment High cleanness of inside wall High pressure No deformation after clod bending No crack after flaring and flattening Production Routing: Quality carbon steel from bao steel etc big mill, cold drawing the

EN10305 E355 Black Phosphated Precision Steel Tube For Hydraulic/Automoblie TORICH is specified in manufacturing black phosphated precision steel tube according to EN10305 with the material of E355. This precision steel tube is widely used for Hydraulic Pneumatic Cylinders, Mechanical engineer. TORICH adopts Cold Drawn to ensure high dimensional accuracy and good surface finish of precision steel tube. Chemical Composition: Steel Grade Chemical Components (%) Steel Name Steel